29 matches

DDR4
Set of 2

Type: DDR4 » Quantity: Set of 2

Showing 1 - 29 of 29 items

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Quantity

Set of 2
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Total Capacity

256.0GB (1) 128.0GB (2) 64.0GB (8) 32.0GB (8) 16.0GB (9) 8.0GB (1)

Form Factor

SO-DIMM (20) RDIMM (7) LRDIMM (2)

PC Speed

PC4-23400 (5) PC4-21300 (13) PC4-19200 (11)

Frequency

2933MHz (5) 2666MHz (13) 2400MHz (11)

Error Correction

ECC (9) Non-ECC (20)

Registration

Registered (8) Non-Registered (21)

Brand

Major Brand (Third-Party) (1) OWC (28)

Item Condition

New (28) Used (1)

Special Offers

Free US Shipping (11) Garage Sale (2)

Rating

5 stars (6) 4 stars and up (25) 1 star and up (28)

Price

$10 to $20 (1) $40 to $60 (7) $60 to $80 (4) $80 to $100 (6) $150 to $200 (8) $300 to $400 (1) $500 to $750 (1) $750 to $1000 (1)
32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit

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

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

Reviews (444)
In Stock: Ships Same Day!

Mfr P/N: 2666DDR4S32P
OWC SKU: OWC2666DDR4S32P

$89.98
Only
$78.99
Add to Cart
64.0GB (2 x 32GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit

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

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

Reviews (444)
In Stock: Ships Same Day!

Mfr P/N: 2666DDR4S64P
OWC SKU: OWC2666DDR4S64P

 
Only
$159.97
Add to Cart
32.0GB (2 x 16GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit

32.0GB (2 x 16GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit

Memory upgrade kit for Mac mini (Late 2018), 27" and 21.5" iMac (Mid 2017), and PCs that utilize PC4-19200 SO-DIMM. Lifetime OWC Limited Warranty.

Reviews (244)
In Stock: Ships Same Day!

Mfr P/N: 2400DDR4S32P
OWC SKU: OWC2400DDR4S32P

$89.98
Only
$79.88
Add to Cart
32.0GB (2 x 16GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit w/ Installation Tools

32.0GB (2 x 16GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit w/ Installation Tools

Complete memory upgrade kit with all required installation tools for 21.5" iMac (Mid 2017). *NOT compatible with 27" iMac (Mid 2017)* Lifetime OWC Limited Warranty.

Reviews (72)
In Stock: Ships Same Day!

Mfr P/N: 2421DDR4S32K
OWC SKU: OWC2421DDR4S32K

$109.98
Only
$94.88
Add to Cart
16.0GB (2 x 8GB) OWC 2666MHz DDR4 PC4-21300 260-Pin SO-DIMM Memory Upgrade Kit

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

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

Reviews (444)
In Stock: Ships Same Day!

Mfr P/N: 2666DDR4S16P
OWC SKU: OWC2666DDR4S16P

 
Only
$45.99
Add to Cart
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.

Reviews (56)
In Stock: Ships Same Day!

Mfr P/N: 2621DDR4S64K
OWC SKU: OWC2621DDR4S64K

 
Only
$174.97
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.

Reviews (56)
In Stock: Ships Same Day!

Mfr P/N: 2621DDR4S32K
OWC SKU: OWC2621DDR4S32K

$109.98
Only
$93.99
Add to Cart
64.0GB (2 x 32GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit w/ Installation Tools

64.0GB (2 x 32GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit w/ Installation Tools

Complete memory upgrade kit with all required installation tools for 21.5" iMac w/ Retina 4K (Mid 2017). *NOT compatible with 27" or 21.5" non-Retina* Lifetime OWC Limited Warranty.

Reviews (72)
In Stock: Ships Same Day!

Mfr P/N: 2421DDR4S64K
OWC SKU: OWC2421DDR4S64K

 
Only
$174.97
Add to Cart
16.0GB (2 x 8GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit

16.0GB (2 x 8GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit

Memory upgrade kit for Mac mini (Late 2018), 27" and 21.5" iMac (Mid 2017), and PCs that utilize PC4-19200 SO-DIMM.

Reviews (244)
In Stock: Ships Same Day!

Mfr P/N: 2400DDR4S16P
OWC SKU: OWC2400DDR4S16P

 
Only
$44.99
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). Includes adhesive for resealing the display. Lifetime OWC Limited Warranty.

Reviews (56)
In Stock: Ships Same Day!

Mfr P/N: 2621DDR4S32P
OWC SKU: OWC2621DDR4S32P

$99.98
Only
$83.99
Add to Cart
32.0GB (2 x 16GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit

32.0GB (2 x 16GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit

Memory upgrade kit with screen adhesive for 21.5" iMac (Mid 2017). *NOT compatible with 27" iMac (Mid 2017)* Lifetime OWC Limited Warranty.

Reviews (72)
In Stock: Ships Same Day!

Mfr P/N: 2421DDR4S32P
OWC SKU: OWC2421DDR4S32P

$99.98
Only
$84.88
Add to Cart
32.0GB (2 x 16GB) OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Upgrade Kit

32.0GB (2 x 16GB) OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Upgrade Kit

For Mac Pro (2019) models and other systems that utilize PC4-23400 RDIMM. Lifetime OWC Limited Warranty.

Reviews (26)
In Stock: Ships Same Day!

Mfr P/N: 2933R1M32
OWC SKU: OWC2933R1M32

 
Only
$94.99
Add to Cart
8.0GB (2 x 4GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit

8.0GB (2 x 4GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit

Memory upgrade kit for 27" and 21.5" iMac (Mid 2017), and PCs that utilize PC4-19200 SO-DIMM. Lifetime OWC Limited Warranty.

Reviews (244)
In Stock: Ships Same Day!

Mfr P/N: 2400DDR4S08P
OWC SKU: OWC2400DDR4S08P

$19.98
Only
$16.99
Add to Cart
128.0GB (2 x 64GB) OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Upgrade Kit

128.0GB (2 x 64GB) OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Upgrade Kit

For Mac Pro (2019) models and other systems that utilize PC4-23400 RDIMM. Lifetime OWC Limited Warranty.

Reviews (26)
In Stock: Ships Same Day!

Mfr P/N: 2933R6M128
OWC SKU: OWC2933R6M128

 
Only
$328.99
Add to Cart
64.0GB (2 x 32GB) OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Upgrade Kit

64.0GB (2 x 32GB) OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Upgrade Kit

For Mac Pro (2019) models and other systems that utilize PC4-23400 RDIMM. Lifetime OWC Limited Warranty.

Reviews (26)
In Stock: Ships Same Day!

Mfr P/N: 2933R3M64
OWC SKU: OWC2933R3M64

 
Only
$188.99
Add to Cart
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.

Reviews (56)
In Stock: Ships Same Day!

Mfr P/N: 2621DDR4S16K
OWC SKU: OWC2621DDR4S16K

 
Only
$60.99
Add to Cart
64.0GB (2 x 32GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit

64.0GB (2 x 32GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit

Memory upgrade kit with screen adhesive for 21.5" iMac w/ Retina 4K (Mid 2017). *NOT compatible with 27" or 21.5" non-Retina* Lifetime OWC Limited Warranty.

Reviews (72)
In Stock: Ships Same Day!

Mfr P/N: 2421DDR4S64P
OWC SKU: OWC2421DDR4S64P

 
Only
$164.97
Add to Cart
64.0GB (2 x 32GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit

64.0GB (2 x 32GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit

Memory upgrade kit for 21.5" and 27" iMac Retina models (Mid 2017), Mac mini (Late 2018), and PCs that utilize PC4-19200 SO-DIMM. Lifetime OWC Limited Warranty.

Reviews (244)
In Stock: Ships Same Day!

Mfr P/N: 2400DDR4S64P
OWC SKU: OWC2400DDR4S64P

 
Only
$159.97
Add to Cart
16.0GB (2 x 8GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit w/ Installation Tools

16.0GB (2 x 8GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit w/ Installation Tools

Complete memory upgrade kit with all required installation tools for 21.5" iMac (Mid 2017). *NOT compatible with 27" iMac (Mid 2017)* Lifetime OWC Limited Warranty.

Reviews (72)
In Stock: Ships Same Day!

Mfr P/N: 2421DDR4S16K
OWC SKU: OWC2421DDR4S16K

$76.88
Only
$57.99
Add to Cart
32.0GB (2 x 16GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit

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

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

Be the first
In Stock: Ships Same Day!

Mfr P/N: 2666R1M32
OWC SKU: OWC2666R1M32

 
Only
$84.99
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Limited Quantity
(*) 16.0GB (2 x 8GB) Apple/Major Brand PC4-19200 DDR4 2400MHz 260-Pin SO-DIMM Memory Upgrade Kit

(*) 16.0GB (2 x 8GB) Apple/Major Brand PC4-19200 DDR4 2400MHz 260-Pin SO-DIMM Memory Upgrade Kit

Add 16GB of memory to Mac mini (Late 2018), 27" and 21.5" iMac (Mid 2017), and Compatible PCs. *Used, OWC Tested* 90 Day OWC Fulfilled Limited Warranty.

Limited Quantity, Only 4 Left!
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Mfr P/N: 2417DDR4S16P
OWC SKU: APT2417DDR4S16P

 
Only
$44.75
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Limited Quantity
(*) 256GB (2 x 128GB) OWC PC23400 DDR4 ECC 2933MHz 288-pin LRDIMM Memory Upgrade Kit

(*) 256GB (2 x 128GB) OWC PC23400 DDR4 ECC 2933MHz 288-pin LRDIMM Memory Upgrade Kit

For Mac Pro (2019) models and other systems that utilize PC4-23400 LRDIMM. Lifetime OWC Limited Warranty.

Limited Quantity, Only 1 Left!
Be the first
In Stock: Ships Same Day!

Mfr P/N: 2933L2M256
OWC SKU: OWC2933L2M256

$999.98
Only
$898.99
Add to Cart
64.0GB (2 x 32GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit

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

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

Be the first
In Stock: Ships Same Day!

Mfr P/N: 2666R3M64
OWC SKU: OWC2666R3M64

 
Only
$168.99
Add to Cart
16.0GB (2 x 8GB) OWC 2666MHz DDR4 PC4-21300 ECC 288-Pin RDIMM Memory Upgrade Kit

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

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

Be the first
In Stock: Ships Same Day!

Mfr P/N: 2666R8M16
OWC SKU: OWC2666R8M16

$49.98
Only
$42.99
Add to Cart
16.0GB (2 x 8GB) OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Upgrade Kit

16.0GB (2 x 8GB) OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Upgrade Kit

For Mac Pro (2019) models and other systems that utilize PC4-23400 RDIMM. Lifetime OWC Limited Warranty.

Reviews (26)
In Stock: Ships Same Day!

Mfr P/N: 2933R8M16
OWC SKU: OWC2933R8M16

 
Only
$79.97
Add to Cart
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.

Reviews (56)
In Stock: Ships Same Day!

Mfr P/N: 2621DDR4S64P
OWC SKU: OWC2621DDR4S64P

 
Only
$164.97
Add to Cart
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.

Reviews (56)
In Stock: Ships Same Day!

Mfr P/N: 2621DDR4S16P
OWC SKU: OWC2621DDR4S16P

 
Only
$50.99
Add to Cart
Limited Quantity
128.0GB (2 x 64GB) OWC 2666MHz DDR4 LRDIMM PC4-21300 288-Pin CL19 Memory Upgrade Kit for iMac Pro (2017)

128.0GB (2 x 64GB) OWC 2666MHz DDR4 LRDIMM PC4-21300 288-Pin CL19 Memory Upgrade Kit for iMac Pro (2017)

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

Limited Quantity, Only 9 Left!
Be the first
In Stock: Ships Same Day!

Mfr P/N: DID2627DP128
OWC SKU: OWCDID2627DP128

$2,000.00
Only
$679.99
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16.0GB (2 x 8GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit

16.0GB (2 x 8GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit

Memory upgrade kit with screen adhesive for 21.5" iMac (Mid 2017). *NOT compatible with 27" iMac (Mid 2017)* Lifetime OWC Limited Warranty.

Reviews (72)
In Stock: Ships Same Day!

Mfr P/N: 2421DDR4S16P
OWC SKU: OWC2421DDR4S16P

 
Only
$52.99
Add to Cart

Showing 1 - 29 of 29 items