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31 matches in Memory

2666MHz
Set of 4

Frequency: 2666MHz » Category: Memory » Quantity: Set of 4

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Set of 4
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System Compatibility

Mac (11) PC (20)

Total Capacity

512.0GB (3) 256.0GB (3) 128.0GB (9) 96.0GB (1) 64.0GB (8) 32.0GB (7)

Form Factor

DIMM (6) LRDIMM (5) RDIMM (10) SO-DIMM (10)

Error Correction

ECC (21) Non-ECC (10)

Registration

Registered (11) Non-Registered (17) Load Reduced (3)

Rating

4 stars and up (8) 1 star and up (11)

Price

$150 to $200 (5) $200 to $300 (2) $300 to $400 (8) $500 to $750 (8) $750 to $1000 (2) $1000 to $1500 (2) $1500 to $2000 (1) More than $2000 (3)
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.

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Reviews (504)
In Stock

Mfr P/N: 2666DDR4S64S
OWC SKU: OWC2666DDR4S64S

 
Only
$354.82
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Add Parallels Desktop Pro Edition for only $29.00!
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.

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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!
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.

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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 (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.

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In Stock

Mfr P/N: 2R6D42R4128S
OWC SKU: OWC2R6D42R4128S

 
Only
$669.27
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.

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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!
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.

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In Stock

Mfr P/N: 2666R3M128
OWC SKU: OWC2666R3M128

 
Only
$702.74
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.

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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 (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.

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In Stock

Mfr P/N: 2666R8M32
OWC SKU: OWC2666R8M32

 
Only
$192.38
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.

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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!
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.

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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.

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In Stock

Mfr P/N: DID2627DS64T
OWC SKU: OWCDID2627DS64T

 
Only
$365.53
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
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.

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In Stock

Mfr P/N: 2U6D42R8128S
OWC SKU: OWC2U6D42R8128S

 
Only
$706.62
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.

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In Stock

Mfr P/N: 2U6D42R8064S
OWC SKU: OWC2U6D42R8064S

 
Only
$337.92
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.

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In Stock

Mfr P/N: 2U6D41R8032S
OWC SKU: OWC2U6D41R8032S

 
Only
$172.44
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
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
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
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.

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Ships in 2-3 Days

Mfr P/N: 2R6D44R4512S
OWC SKU: OWC2R6D44R4512S

 
Only
$2,629.40
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
64.0GB (4 x 16GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Upgrade Kit for PC

64.0GB (4 x 16GB) 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: 2R6D42R4064S
OWC SKU: OWC2R6D42R4064S

 
Only
$338.60
Add to Cart
32.0GB (4 x 8GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Upgrade Kit for PC

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

DDR4-2666, CL19, ECC, RDIMM, 288-Pin, 1.2V, 1Rx4, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2R6D41R4032S
OWC SKU: OWC2R6D41R4032S

 
Only
$183.22
Add to Cart
512.0GB (4 x 128GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC LRDIMM Memory Upgrade Kit for PC

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

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

Be the first
Ships in 2-3 Days

Mfr P/N: 2L6D44R4512S
OWC SKU: OWC2L6D44R4512S

 
Only
$2,629.40
Add to Cart
256.0GB (4 x 64GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC LRDIMM Memory Upgrade Kit for PC

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

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

Be the first
In Stock

Mfr P/N: 2L6D44R4256S
OWC SKU: OWC2L6D44R4256S

 
Only
$1,474.04
Add to Cart
128.0GB (4 x 32GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC LRDIMM Memory Upgrade Kit for PC

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

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

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In Stock

Mfr P/N: 2L6D44R4128S
OWC SKU: OWC2L6D44R4128S

 
Only
$621.46
Add to Cart
128.0GB (4 x 32GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC DIMM Memory Upgrade Kit for PC

128.0GB (4 x 32GB) 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: 2E6D42R8128S
OWC SKU: OWC2E6D42R8128S

 
Only
$819.02
Add to Cart
64.0GB (4 x 16GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC DIMM Memory Upgrade Kit for PC

64.0GB (4 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: 2E6D42R8064S
OWC SKU: OWC2E6D42R8064S

 
Only
$397.56
Add to Cart
32.0GB (4 x 8GB) OWC 2666MHz DDR4 PC4-21300 288-Pin ECC DIMM Memory Upgrade Kit for PC

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

DDR4-2666, CL19, ECC, DIMM, 288-Pin, 1.2V, 1Rx8, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2E6D41R8032S
OWC SKU: OWC2E6D41R8032S

 
Only
$213.80
Add to Cart
128.0GB (4 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-Pin ECC SO-DIMM Memory Upgrade Kit for PC

128.0GB (4 x 32GB) 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: 2C6D42R8128S
OWC SKU: OWC2C6D42R8128S

 
Only
$819.02
Add to Cart
64.0GB (4 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin ECC SO-DIMM Memory Upgrade Kit for PC

64.0GB (4 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: 2C6D42R8064S
OWC SKU: OWC2C6D42R8064S

 
Only
$397.56
Add to Cart
32.0GB (4 x 8GB) OWC 2666MHz DDR4 PC4-21300 260-Pin ECC SO-DIMM Memory Upgrade Kit for PC

32.0GB (4 x 8GB) 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, 1Rx8, PC4-21300. For Laptops, All-in-One Systems, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2C6D41R8032S
OWC SKU: OWC2C6D41R8032S

 
Only
$213.80
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