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Single Module
2666MHz

Search: %s » Quantity: Single Module » Frequency: 2666MHz

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System Compatibility

Mac (3) PC (13)

Total Capacity

128.0GB (1) 64.0GB (2) 32.0GB (3) 16.0GB (3) 8.0GB (5) 4.0GB (2)

Form Factor

DIMM (5) LRDIMM (1) RDIMM (2) SO-DIMM (8)

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ECC (3) Non-ECC (13)

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Registered (2) Non-Registered (13) Load Reduced (1)

Special Offers

Free US Shipping (6)

Rating

4 stars and up (3)

Price

$20 to $40 (2) $40 to $60 (5) $80 to $100 (3) $150 to $200 (3) $300 to $400 (2) $500 to $750 (1)
New Price
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.

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Reviews (504)
In Stock

Mfr P/N: 2666DDR4S32G
OWC SKU: OWC2666DDR4S32G

 
Only
$199.49
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
New Price
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.

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Reviews (504)
In Stock

Mfr P/N: 2666DDR4S16G
OWC SKU: OWC2666DDR4S16G

 
Only
$94.49
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
New Price
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
$50.39
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
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.

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In Stock

Mfr P/N: 2S6D41R804GB
OWC SKU: OWC2S6D41R804GB

 
Only
$23.99
Add to Cart
New Price
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.

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In Stock

Mfr P/N: 2U6D42R832GB
OWC SKU: OWC2U6D42R832GB

 
Only
$189.99
Add to Cart
New Price
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.

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In Stock

Mfr P/N: 2U6D42R816GB
OWC SKU: OWC2U6D42R816GB

 
Only
$89.99
Add to Cart
New Price
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.

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Ships in 2-3 Days

Mfr P/N: 2U6D42R808GB
OWC SKU: OWC2U6D42R808GB

 
Only
$47.99
Add to Cart
New Price
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.

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In Stock

Mfr P/N: 2U6D41R808GB
OWC SKU: OWC2U6D41R808GB

 
Only
$47.99
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
New Price
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
$189.99
Add to Cart
New Price
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
Ships in 2-3 Days

Mfr P/N: 2S6D42R816GB
OWC SKU: OWC2S6D42R816GB

 
Only
$89.99
Add to Cart
New Price
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
In Stock

Mfr P/N: 2S6D42R808GB
OWC SKU: OWC2S6D42R808GB

 
Only
$47.99
Add to Cart
New Price
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
Ships in 2-3 Days

Mfr P/N: 2S6D41R808GB
OWC SKU: OWC2S6D41R808GB

 
Only
$47.99
Add to Cart
New Price
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.

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Ships in 2-3 Days

Mfr P/N: 2R6D48R4128G
OWC SKU: OWC2R6D48R4128G

 
Only
$699.99
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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.

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Ships in 2-3 Days

Mfr P/N: 2R6D44R464GB
OWC SKU: OWC2R6D44R464GB

 
Only
$399.99
Add to Cart
64.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC LRDIMM Memory Module for PC

64.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC LRDIMM Memory Module 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: 2L6D44R464GB
OWC SKU: OWC2L6D44R464GB

 
Only
$399.99
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Showing 1 - 16 of 16 items

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