Shop Memory by System

Searching for memory for your Mac or PC system? Start here, and find exactly what you need.

Shop Mac Memory
Shop PC Memory

134 matches

PC4-21300

PC Speed: PC4-21300

Showing 1 - 90 of 134 items
  • 1
  • 2

Sort:
Show:
View:
Filtering By

PC Speed

PC4-21300
Remove
Filter By

System Compatibility

Mac (40) PC (94)

Total Capacity

1.0TB (2) 512.0GB (5) 384.0GB (2) 256.0GB (12) 192.0GB (2) 128.0GB (22) 96.0GB (2) 64.0GB (29) 48.0GB (1) 32.0GB (26) 16.0GB (18) 8.0GB (11) 4.0GB (2)

Form Factor

DIMM (28) LRDIMM (18) RDIMM (44) SO-DIMM (44)

Error Correction

ECC (89) Non-ECC (45)

Registration

Registered (46) Non-Registered (75) Load Reduced (13)

Special Offers

Free US Shipping (101)

Rating

5 stars (1) 4 stars and up (23) 1 star and up (40)

Price

$20 to $40 (3) $40 to $60 (10) $80 to $100 (15) $100 to $150 (3) $150 to $200 (21) $200 to $300 (6) $300 to $400 (23) $400 to $500 (6) $500 to $750 (19) $750 to $1000 (5) $1000 to $1500 (11) $1500 to $2000 (3) More than $2000 (9)
32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for Mac

32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for Mac

Memory upgrade kit for iMac (2019-2020) and Mac mini (2018) models and PCs which utilize PC4-21300 SO-DIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Reviews (504)
In Stock

Mfr P/N: 2666DDR4S32P
OWC SKU: OWC2666DDR4S32P

 
Only
$177.59
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
64.0GB (2 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for Mac

64.0GB (2 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for Mac

Memory upgrade kit for iMac (2019-2020) and Mac mini (2018) models and PCs which utilize PC4-21300 SO-DIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Reviews (504)
In Stock

Mfr P/N: 2666DDR4S64P
OWC SKU: OWC2666DDR4S64P

 
Only
$371.91
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
16.0GB (2 x 8GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for Mac

16.0GB (2 x 8GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for Mac

Memory upgrade kit for iMac (2019-2020) and Mac mini (2018) models and PCs which utilize PC4-21300 SO-DIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Reviews (504)
In Stock

Mfr P/N: 2666DDR4S16P
OWC SKU: OWC2666DDR4S16P

 
Only
$91.46
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
64.0GB (4 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for Mac

64.0GB (4 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for Mac

Memory upgrade kit for iMac (2019-2020) and Mac mini (2018) models and PCs which utilize PC4-21300 SO-DIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Reviews (504)
In Stock

Mfr P/N: 2666DDR4S64S
OWC SKU: OWC2666DDR4S64S

 
Only
$354.82
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin ECC SO-DIMM Memory Upgrade Kit for PC

32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin ECC SO-DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, ECC, SO-DIMM, 260-Pin, 1.2V, 2Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2C6D42R8032P
OWC SKU: OWC2C6D42R8032P

 
Only
$198.98
Add to Cart
32.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade for Mac

32.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade for Mac

Memory upgrade for iMac (2019-2020) and Mac mini (2018) models and PCs which utilize PC4-21300 SO-DIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Reviews (504)
In Stock

Mfr P/N: 2666DDR4S32G
OWC SKU: OWC2666DDR4S32G

 
Only
$186.89
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
16.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade for Mac

16.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade for Mac

Memory upgrade for iMac (2019-2020) and Mac mini (2018) models and PCs which utilize PC4-21300 SO-DIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Reviews (504)
In Stock

Mfr P/N: 2666DDR4S16G
OWC SKU: OWC2666DDR4S16G

 
Only
$89.24
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
16.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin ECC SO-DIMM Memory Module for PC

16.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin ECC SO-DIMM Memory Module for PC

DDR4-2666, CL19, ECC, SO-DIMM, 260-Pin, 1.2V, 2Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2C6D42R816GB
OWC SKU: OWC2C6D42R816GB

 
Only
$99.99
Add to Cart
32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, SO-DIMM, 260-Pin, 1.2V, 2Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2S6D42R8032P
OWC SKU: OWC2S6D42R8032P

 
Only
$169.13
Add to Cart
16.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC DIMM Memory Module for PC

16.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC DIMM Memory Module for PC

DDR4-2666, CL19, ECC, DIMM, 288-Pin, 1.2V, 2Rx8, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2E6D42R816GB
OWC SKU: OWC2E6D42R816GB

 
Only
$99.99
Add to Cart
8.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade for Mac

8.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade for Mac

Memory upgrade for iMac (2019-2020) and Mac mini (2018) models and PCs which utilize PC4-21300 SO-DIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Reviews (504)
In Stock

Mfr P/N: 2666DDR4S08G
OWC SKU: OWC2666DDR4S08G

 
Only
$46.19
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
64.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Module for PC

64.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Module for PC

DDR4-2666, CL19, ECC, RDIMM, 288-Pin, 1.2V, 2Rx4, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2R6D42R464GB
OWC SKU: OWC2R6D42R464GB

 
Only
$369.99
Add to Cart
32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin CL17 SO-DIMM Memory Upgrade Kit for 21.5" iMac with Retina 4K Display (2019)

32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin CL17 SO-DIMM Memory Upgrade Kit for 21.5" iMac with Retina 4K Display (2019)

For 21.5" iMac with Retina 4K Display (2019) complete with screen adhesive and all required installation tools. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Reviews (39)
In Stock

Mfr P/N: 2621DDR4S32K
OWC SKU: OWC2621DDR4S32K

 
Only
$187.59
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
64.0GB (2 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-pin ECC SO-DIMM Memory Upgrade Kit

64.0GB (2 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-pin ECC SO-DIMM Memory Upgrade Kit

DDR4-2666, CL19, ECC, SO-DIMM, 260-pin, 1.2V, 2Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2C6D41R8064P
OWC SKU: OWC2C6D41R8064P

 
Only
$409.92
Add to Cart
32.0GB (4 x 8GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for Mac

32.0GB (4 x 8GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for Mac

Memory upgrade kit for iMac (2019-2020) and Mac mini (2018) models and PCs which utilize PC4-21300 SO-DIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Reviews (504)
In Stock

Mfr P/N: 2666DDR4S32S
OWC SKU: OWC2666DDR4S32S

 
Only
$181.06
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
64.0GB (2 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-Pin CL17 SO-DIMM Memory Upgrade Kit for 21.5" iMac with Retina 4K Display (2019)

64.0GB (2 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-Pin CL17 SO-DIMM Memory Upgrade Kit for 21.5" iMac with Retina 4K Display (2019)

For 21.5" iMac with Retina 4K Display (2019) complete with screen adhesive and all required installation tools. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Reviews (39)
In Stock

Mfr P/N: 2621DDR4S64K
OWC SKU: OWC2621DDR4S64K

 
Only
$381.91
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
128.0GB (4 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for Mac

128.0GB (4 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for Mac

Memory upgrade kit for 27" iMac w/ Retina 5K (2019-2020) and PCs which utilize PC4-21300 SO-DIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Reviews (504)
In Stock

Mfr P/N: 2666DR4S128S
OWC SKU: OWC2666DR4S128S

 
Only
$741.95
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
128.0GB (8 x 16GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

128.0GB (8 x 16GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

For Mac Pro (2019) 8-Core models and other systems that utilize PC4-21300 RDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666R1M128
OWC SKU: OWC2666R1M128

 
Only
$710.35
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
64.0GB (2 x 32GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

64.0GB (2 x 32GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

For Mac Pro (2019) 8-Core models and other systems that utilize PC4-21300 RDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666R3M64
OWC SKU: OWC2666R3M64

 
Only
$351.72
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
16.0GB (2 x 8GB) OWC 2666MHz DDR4 PC4-21300 260-Pin CL17 SO-DIMM Memory Upgrade Kit for 21.5" iMac with Retina 4K Display (2019)

16.0GB (2 x 8GB) OWC 2666MHz DDR4 PC4-21300 260-Pin CL17 SO-DIMM Memory Upgrade Kit for 21.5" iMac with Retina 4K Display (2019)

For 21.5" iMac with Retina 4K Display (2019) complete with screen adhesive and all required installation tools. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Reviews (39)
In Stock

Mfr P/N: 2621DDR4S16K
OWC SKU: OWC2621DDR4S16K

 
Only
$96.46
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin CL17 SO-DIMM Memory Upgrade Kit for 21.5" iMac with Retina 4K Display (2019)

32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin CL17 SO-DIMM Memory Upgrade Kit for 21.5" iMac with Retina 4K Display (2019)

For 21.5" iMac with Retina 4K Display (2019). Includes adhesive for resealing the display. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Reviews (39)
In Stock

Mfr P/N: 2621DDR4S32P
OWC SKU: OWC2621DDR4S32P

 
Only
$187.59
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, DIMM, 288-Pin, 1.2V, 2Rx8, PC4-21300. For Desktops. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2U6D42R8032P
OWC SKU: OWC2U6D42R8032P

 
Only
$169.13
Add to Cart
16.0GB (2 x 8GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

16.0GB (2 x 8GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, SO-DIMM, 260-Pin, 1.2V, 1Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2S6D41R8016P
OWC SKU: OWC2S6D41R8016P

 
Only
$87.10
Add to Cart
8.0GB (2 x 4GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

8.0GB (2 x 4GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, SO-DIMM, 260-Pin, 1.2V, 1Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2S6D41R8008P
OWC SKU: OWC2S6D41R8008P

 
Only
$39.82
Add to Cart
128.0GB (4 x 32GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Upgrade Kit for PC

128.0GB (4 x 32GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, ECC, RDIMM, 288-Pin, 1.2V, 2Rx4, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2R6D42R4128S
OWC SKU: OWC2R6D42R4128S

 
Only
$669.27
Add to Cart
32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC DIMM Memory Upgrade Kit for PC

32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, ECC, DIMM, 288-Pin, 1.2V, 2Rx8, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2E6D42R8032P
OWC SKU: OWC2E6D42R8032P

 
Only
$198.98
Add to Cart
32.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin ECC SO-DIMM Memory Module for PC

32.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin ECC SO-DIMM Memory Module for PC

DDR4-2666, CL19, ECC, SO-DIMM, 260-Pin, 1.2V, 2Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2C6D42R832GB
OWC SKU: OWC2C6D42R832GB

 
Only
$205.99
Add to Cart
512GB (4 x 128GB) OWC PC21300 DDR4 ECC-R 2666MHz 288-Pin LRDIMM Memory Upgrade Kit for iMac Pro (2017)

512GB (4 x 128GB) OWC PC21300 DDR4 ECC-R 2666MHz 288-Pin LRDIMM Memory Upgrade Kit for iMac Pro (2017)

Memory upgrade kit for iMac Pro (2017). Includes screen adhesive. **Requires Professional Installation** Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: DID2627DS512
OWC SKU: OWCDID2627DS512

 
Only
$2,770.87
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
384.0GB (3 x 128GB) OWC PC21300 DDR4 ECC-R 2666MHz 288-Pin LRDIMM Memory Upgrade Kit for iMac Pro (2017)

384.0GB (3 x 128GB) OWC PC21300 DDR4 ECC-R 2666MHz 288-Pin LRDIMM Memory Upgrade Kit for iMac Pro (2017)

Memory upgrade kit for iMac Pro (2017). Includes screen adhesive. **Requires Professional Installation** Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: DID2627DS384
OWC SKU: OWCDID2627DS384

 
Only
$2,085.82
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
192.0GB (12 x 16GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

192.0GB (12 x 16GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

For Mac Pro (2019) 8-Core models and other systems that utilize PC4-21300 RDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666R1M192
OWC SKU: OWC2666R1M192

 
Only
$1,058.27
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
384.0GB (12 x 32GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

384.0GB (12 x 32GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

For Mac Pro (2019) 8-Core models and other systems that utilize PC4-21300 RDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
Pending

Mfr P/N: 2666R3M384
OWC SKU: OWC2666R3M384

 
Only
$2,104.07
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
256.0GB (8 x 32GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

256.0GB (8 x 32GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

For Mac Pro (2019) 8-Core models and other systems that utilize PC4-21300 RDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666R3M256
OWC SKU: OWC2666R3M256

 
Only
$1,404.06
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
192.0GB (6 x 32GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

192.0GB (6 x 32GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

For Mac Pro (2019) 8-Core models and other systems that utilize PC4-21300 RDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666R3M192
OWC SKU: OWC2666R3M192

 
Only
$1,052.04
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
128.0GB (4 x 32GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

128.0GB (4 x 32GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

For Mac Pro (2019) 8-Core models and other systems that utilize PC4-21300 RDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666R3M128
OWC SKU: OWC2666R3M128

 
Only
$702.74
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
96.0GB (6 x 16GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

96.0GB (6 x 16GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

For Mac Pro (2019) 8-Core models and other systems that utilize PC4-21300 RDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666R1M96
OWC SKU: OWC2666R1M96

 
Only
$529.14
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
64.0GB (4 x 16GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

64.0GB (4 x 16GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

For Mac Pro (2019) 8-Core models and other systems that utilize PC4-21300 RDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666R1M64
OWC SKU: OWC2666R1M64

 
Only
$355.53
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

For Mac Pro (2019) 8-Core models and other systems that utilize PC4-21300 RDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666R1M32
OWC SKU: OWC2666R1M32

 
Only
$177.94
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
64.0GB (8 x 8GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

64.0GB (8 x 8GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

For Mac Pro (2019) 8-Core models and other systems that utilize PC4-21300 RDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666R8M64
OWC SKU: OWC2666R8M64

 
Only
$384.38
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
48.0GB (6 x 8GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

48.0GB (6 x 8GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

For Mac Pro (2019) 8-Core models and other systems that utilize PC4-21300 RDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666R8M48
OWC SKU: OWC2666R8M48

 
Only
$283.44
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
32.0GB (4 x 8GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

32.0GB (4 x 8GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

For Mac Pro (2019) 8-Core models and other systems that utilize PC4-21300 RDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666R8M32
OWC SKU: OWC2666R8M32

 
Only
$192.38
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
16.0GB (2 x 8GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

16.0GB (2 x 8GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit for Mac

For Mac Pro (2019) 8-Core models and other systems that utilize PC4-21300 RDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666R8M16
OWC SKU: OWC2666R8M16

 
Only
$96.29
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
8.0GB OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin LRDIMM Memory Upgrade for Mac

8.0GB OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin LRDIMM Memory Upgrade for Mac

For Mac Pro (2019) 8-Core models and other systems that utilize PC4-21300 RDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666D4MPE8GB
OWC SKU: OWC2666D4MPE8GB

 
Only
$48.29
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
64.0GB (2 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-Pin CL17 SO-DIMM Memory Upgrade Kit for 21.5" iMac with Retina 4K Display (2019)

64.0GB (2 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-Pin CL17 SO-DIMM Memory Upgrade Kit for 21.5" iMac with Retina 4K Display (2019)

For 21.5" iMac with Retina 4K Display (2019). Includes adhesive for resealing the display. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Reviews (39)
In Stock

Mfr P/N: 2621DDR4S64P
OWC SKU: OWC2621DDR4S64P

 
Only
$381.91
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
16.0GB (2 x 8GB) OWC 2666MHz DDR4 PC4-21300 260-Pin CL17 SO-DIMM Memory Upgrade Kit for 21.5" iMac with Retina 4K Display (2019)

16.0GB (2 x 8GB) OWC 2666MHz DDR4 PC4-21300 260-Pin CL17 SO-DIMM Memory Upgrade Kit for 21.5" iMac with Retina 4K Display (2019)

For 21.5" iMac with Retina 4K Display (2019). Includes adhesive for resealing the display. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Reviews (39)
In Stock

Mfr P/N: 2621DDR4S16P
OWC SKU: OWC2621DDR4S16P

 
Only
$101.46
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
Limited Quantity
128.0GB (2 x 64GB) OWC PC21300 DDR4 ECC-R 2666MHz 288-Pin CL19 LRDIMM Memory Upgrade Kit for iMac Pro (2017)

128.0GB (2 x 64GB) OWC PC21300 DDR4 ECC-R 2666MHz 288-Pin CL19 LRDIMM Memory Upgrade Kit for iMac Pro (2017)

Memory upgrade kit for iMac Pro (2017). Includes screen adhesive. **Requires Professional Installation** Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers, Only 15 Left!
Be the first
In Stock

Mfr P/N: DID2627DP128
OWC SKU: OWCDID2627DP128

 
Only
$784.65
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
Limited Quantity
256.0GB (4 x 64GB) OWC PC21300 DDR4 ECC-R 2666MHz 288-Pin CL19 LRDIMM Memory Upgrade Kit for iMac Pro (2017)

256.0GB (4 x 64GB) OWC PC21300 DDR4 ECC-R 2666MHz 288-Pin CL19 LRDIMM Memory Upgrade Kit for iMac Pro (2017)

Memory upgrade kit for iMac Pro (2017). Includes screen adhesive. **Requires Professional Installation** Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers, Only 7 Left!
Be the first
In Stock

Mfr P/N: DID2627DS256
OWC SKU: OWCDID2627DS256

 
Only
$1,557.74
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
96.0GB (2 x 32GB + 2 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for Mac

96.0GB (2 x 32GB + 2 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for Mac

Memory upgrade kit for 27" iMac w/ Retina 5K (2019-2020) and PCs which utilize PC4-21300 SO-DIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Reviews (504)
In Stock

Mfr P/N: 2666DDR4S96S
OWC SKU: OWC2666DDR4S96S

 
Only
$548.06
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
64.0GB OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin LRDIMM Memory Module for Mac

64.0GB OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin LRDIMM Memory Module for Mac

For Mac Pro (2019) 8-core models and other systems that utilize PC4-21300 LRDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666D4LRE64G
OWC SKU: OWC2666D4LRE64G

$679.99
Only
$429.99
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
32.0GB OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade for Mac

32.0GB OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade for Mac

For Mac Pro (2019) 8-Core models and other systems that utilize PC4-21300 RDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666D4MPE32G
OWC SKU: OWC2666D4MPE32G

 
Only
$176.39
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
16.0GB OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin LRDIMM Memory Upgrade for Mac

16.0GB OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin LRDIMM Memory Upgrade for Mac

For Mac Pro (2019) 8-Core models and other systems that utilize PC4-21300 LRDIMM. Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666D4MPE16G
OWC SKU: OWC2666D4MPE16G

 
Only
$89.24
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
128.0GB (4 x 32GB) OWC PC21300 DDR4 ECC-R 2666MHz 288-Pin CL19 RDIMM Memory Upgrade Kit for iMac Pro (2017)

128.0GB (4 x 32GB) OWC PC21300 DDR4 ECC-R 2666MHz 288-Pin CL19 RDIMM Memory Upgrade Kit for iMac Pro (2017)

Memory upgrade kit for iMac Pro (2017). Includes screen adhesive. **Requires Professional Installation** Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: DID2627DS128
OWC SKU: OWCDID2627DS128

 
Only
$712.74
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
64.0GB (4 x 16GB) OWC PC21300 DDR4 ECC-R 2666MHz 288-Pin CL19 RDIMM Memory Upgrade Kit for iMac Pro (2017)

64.0GB (4 x 16GB) OWC PC21300 DDR4 ECC-R 2666MHz 288-Pin CL19 RDIMM Memory Upgrade Kit for iMac Pro (2017)

Memory upgrade kit for iMac Pro (2017). Includes screen adhesive. **Requires Professional Installation** Lifetime OWC Limited Warranty.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: DID2627DS64T
OWC SKU: OWCDID2627DS64T

 
Only
$365.53
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
32.0GB OWC 2666MHz DDR4 PC4-21300 288-pin ECC RDIMM Memory Module

32.0GB OWC 2666MHz DDR4 PC4-21300 288-pin ECC RDIMM Memory Module

DDR4-2666, CL19, ECC, RDIMM, 288-pin, 1.2V, 2Rx4, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2R6V42R432GB
OWC SKU: OWC2R6V42R432GB

 
Only
$185.99
Add to Cart
16.0GB OWC 2666MHz DDR4 PC4-21300 288-pin ECC DIMM Memory Module

16.0GB OWC 2666MHz DDR4 PC4-21300 288-pin ECC DIMM Memory Module

DDR4-2666, CL19, ECC, DIMM, 288-pin, 1.2V, 2Rx8, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2E6V42R816GB
OWC SKU: OWC2E6V42R816GB

 
Only
$99.99
Add to Cart
32.0GB OWC 2666MHz DDR4 PC4-21300 288-pin ECC DIMM Memory Module

32.0GB OWC 2666MHz DDR4 PC4-21300 288-pin ECC DIMM Memory Module

DDR4-2666, CL19, ECC, DIMM, 288-pin, 1.2V, 2Rx8, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2E6V42R832GB
OWC SKU: OWC2E6V42R832GB

 
Only
$205.99
Add to Cart
32.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Module for PC

32.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Module for PC

DDR4-2666, CL19, Non-ECC, DIMM, 288-Pin, 1.2V, 2Rx8, PC4-21300. For Desktops. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2U6D42R832GB
OWC SKU: OWC2U6D42R832GB

 
Only
$177.99
Add to Cart
256.0GB (8 x 32GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

256.0GB (8 x 32GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, DIMM, 288-Pin, 1.2V, 2Rx8, PC4-21300. For Desktops. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2U6D42R8256K
OWC SKU: OWC2U6D42R8256K

 
Only
$1,409.68
Add to Cart
16.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Module for PC

16.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Module for PC

DDR4-2666, CL19, Non-ECC, DIMM, 288-Pin, 1.2V, 2Rx8, PC4-21300. For Desktops. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2U6D42R816GB
OWC SKU: OWC2U6D42R816GB

 
Only
$84.99
Add to Cart
128.0GB (4 x 32GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

128.0GB (4 x 32GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, DIMM, 288-Pin, 1.2V, 2Rx8, PC4-21300. For Desktops. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2U6D42R8128S
OWC SKU: OWC2U6D42R8128S

 
Only
$706.62
Add to Cart
128.0GB (8 x 16GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

128.0GB (8 x 16GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, DIMM, 288-Pin, 1.2V, 2Rx8, PC4-21300. For Desktops. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2U6D42R8128K
OWC SKU: OWC2U6D42R8128K

 
Only
$675.84
Add to Cart
8.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Module for PC

8.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Module for PC

DDR4-2666, CL19, Non-ECC, DIMM, 288-Pin, 1.2V, 2Rx8, PC4-21300. For Desktops. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2U6D42R808GB
OWC SKU: OWC2U6D42R808GB

 
Only
$43.99
Add to Cart
64.0GB (4 x 16GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

64.0GB (4 x 16GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, DIMM, 288-Pin, 1.2V, 2Rx8, PC4-21300. For Desktops. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2U6D42R8064S
OWC SKU: OWC2U6D42R8064S

 
Only
$337.92
Add to Cart
64.0GB (2 x 32GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

64.0GB (2 x 32GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, DIMM, 288-Pin, 1.2V, 2Rx8, PC4-21300. For Desktops. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2U6D42R8064P
OWC SKU: OWC2U6D42R8064P

 
Only
$354.20
Add to Cart
8.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Module for PC

8.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Module for PC

DDR4-2666, CL19, Non-ECC, DIMM, 288-Pin, 1.2V, 1Rx8, PC4-21300. For Desktops. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2U6D41R808GB
OWC SKU: OWC2U6D41R808GB

 
Only
$43.99
Add to Cart
64.0GB (8 x 8GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

64.0GB (8 x 8GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, DIMM, 288-Pin, 1.2V, 1Rx8, PC4-21300. For Desktops. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2U6D41R8064K
OWC SKU: OWC2U6D41R8064K

 
Only
$341.36
Add to Cart
4.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Module for PC

4.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Module for PC

DDR4-2666, CL19, Non-ECC, DIMM, 288-Pin, 1.2V, 1Rx8, PC4-21300. For Desktops. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2U6D41R804GB
OWC SKU: OWC2U6D41R804GB

 
Only
$23.99
Add to Cart
32.0GB (4 x 8GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

32.0GB (4 x 8GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, DIMM, 288-Pin, 1.2V, 1Rx8, PC4-21300. For Desktops. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2U6D41R8032S
OWC SKU: OWC2U6D41R8032S

 
Only
$172.44
Add to Cart
16.0GB (2 x 8GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

16.0GB (2 x 8GB) OWC 2666MHz DDR4 PC4-21300 288-Pin DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, DIMM, 288-Pin, 1.2V, 1Rx8, PC4-21300. For Desktops. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2U6D41R8016P
OWC SKU: OWC2U6D41R8016P

 
Only
$87.10
Add to Cart
32.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Module for PC

32.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Module for PC

DDR4-2666, CL19, Non-ECC, SO-DIMM, 260-Pin, 1.2V, 2Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2S6D42R832GB
OWC SKU: OWC2S6D42R832GB

 
Only
$177.99
Add to Cart
256.0GB (8 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

256.0GB (8 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, SO-DIMM, 260-Pin, 1.2V, 2Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2S6D42R8256K
OWC SKU: OWC2S6D42R8256K

 
Only
$1,409.68
Add to Cart
16.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Module for PC

16.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Module for PC

DDR4-2666, CL19, Non-ECC, SO-DIMM, 260-Pin, 1.2V, 2Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2S6D42R816GB
OWC SKU: OWC2S6D42R816GB

 
Only
$84.99
Add to Cart
128.0GB (4 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

128.0GB (4 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, SO-DIMM, 260-Pin, 1.2V, 2Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2S6D42R8128S
OWC SKU: OWC2S6D42R8128S

 
Only
$706.62
Add to Cart
128.0GB (8 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

128.0GB (8 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, SO-DIMM, 260-Pin, 1.2V, 2Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2S6D42R8128K
OWC SKU: OWC2S6D42R8128K

 
Only
$675.84
Add to Cart
8.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Module for PC

8.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Module for PC

DDR4-2666, CL19, Non-ECC, SO-DIMM, 260-Pin, 1.2V, 2Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2S6D42R808GB
OWC SKU: OWC2S6D42R808GB

 
Only
$43.99
Add to Cart
64.0GB (4 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

64.0GB (4 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, SO-DIMM, 260-Pin, 1.2V, 2Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2S6D42R8064S
OWC SKU: OWC2S6D42R8064S

 
Only
$337.92
Add to Cart
64.0GB (2 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

64.0GB (2 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, SO-DIMM, 260-Pin, 1.2V, 2Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2S6D42R8064P
OWC SKU: OWC2S6D42R8064P

 
Only
$354.20
Add to Cart
8.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Module for PC

8.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Module for PC

DDR4-2666, CL19, Non-ECC, SO-DIMM, 260-Pin, 1.2V, 1Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2S6D41R808GB
OWC SKU: OWC2S6D41R808GB

 
Only
$43.99
Add to Cart
64.0GB (8 x 8GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

64.0GB (8 x 8GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, SO-DIMM, 260-Pin, 1.2V, 1Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2S6D41R8064K
OWC SKU: OWC2S6D41R8064K

 
Only
$341.36
Add to Cart
4.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Module for PC

4.0GB OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Module for PC

DDR4-2666, CL19, Non-ECC, SO-DIMM, 260-Pin, 1.2V, 1Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2S6D41R804GB
OWC SKU: OWC2S6D41R804GB

 
Only
$23.99
Add to Cart
32.0GB (4 x 8GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

32.0GB (4 x 8GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, Non-ECC, SO-DIMM, 260-Pin, 1.2V, 1Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2S6D41R8032S
OWC SKU: OWC2S6D41R8032S

 
Only
$172.44
Add to Cart
128.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Module for PC

128.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Module for PC

DDR4-2666, CL19, ECC, RDIMM, 288-Pin, 1.2V, 8Rx4, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2R6D48R4128G
OWC SKU: OWC2R6D48R4128G

 
Only
$659.99
Add to Cart
64.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Module for PC

64.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Module for PC

DDR4-2666, CL19, ECC, RDIMM, 288-Pin, 1.2V, 4Rx4, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2R6D44R464GB
OWC SKU: OWC2R6D44R464GB

 
Only
$369.99
Add to Cart
512.0GB (4 x 128GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Upgrade Kit for PC

512.0GB (4 x 128GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, ECC, RDIMM, 288-Pin, 1.2V, 4Rx4, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2R6D44R4512S
OWC SKU: OWC2R6D44R4512S

 
Only
$2,629.40
Add to Cart
256.0GB (2 x 128GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Upgrade Kit for PC

256.0GB (2 x 128GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, ECC, RDIMM, 288-Pin, 1.2V, 4Rx4, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2R6D44R4256P
OWC SKU: OWC2R6D44R4256P

 
Only
$1,316.02
Add to Cart
1.0TB (8 x 128GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Upgrade Kit for PC

1.0TB (8 x 128GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, ECC, RDIMM, 288-Pin, 1.2V, 4Rx4, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2R6D44R41TBK
OWC SKU: OWC2R6D44R41TBK

 
Only
$5,253.52
Add to Cart
128.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Module for PC

128.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Module for PC

DDR4-2666, CL19, ECC, RDIMM, 288-Pin, 1.2V, 4Rx4, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2R6D44R4128G
OWC SKU: OWC2R6D44R4128G

 
Only
$659.99
Add to Cart
16.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Module for PC

16.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Module for PC

DDR4-2666, CL19, ECC, RDIMM, 288-Pin, 1.2V, 2Rx8, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2R6D42R816GB
OWC SKU: OWC2R6D42R816GB

 
Only
$84.99
Add to Cart
512.0GB (8 x 64GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Upgrade Kit for PC

512.0GB (8 x 64GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, ECC, RDIMM, 288-Pin, 1.2V, 2Rx4, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2R6D42R4512K
OWC SKU: OWC2R6D42R4512K

 
Only
$2,945.12
Add to Cart
32.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Module for PC

32.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Module for PC

DDR4-2666, CL19, ECC, RDIMM, 288-Pin, 1.2V, 2Rx4, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2R6D42R432GB
OWC SKU: OWC2R6D42R432GB

 
Only
$167.99
Add to Cart
256.0GB (4 x 64GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Upgrade Kit for PC

256.0GB (4 x 64GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Upgrade Kit for PC

DDR4-2666, CL19, ECC, RDIMM, 288-Pin, 1.2V, 2Rx4, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2R6D42R4256S
OWC SKU: OWC2R6D42R4256S

 
Only
$1,474.04
Add to Cart

Showing 1 - 90 of 134 items
  • 1
  • 2

This item has been added to your cart