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2666MHz
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2666MHz
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Special Offers

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Total Capacity

384.0GB (1) 256.0GB (1) 192.0GB (2) 128.0GB (3) 96.0GB (2) 64.0GB (6) 48.0GB (1) 32.0GB (6) 16.0GB (2)

Form Factor

LRDIMM (1) RDIMM (16) SO-DIMM (7)

Error Correction

ECC (17) Non-ECC (7)

Registration

Registered (16) Non-Registered (8)

Rating

4 stars and up (7) 1 star and up (23)

Price

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

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Reviews (504)
In Stock

Mfr P/N: 2666DDR4S32P
OWC SKU: OWC2666DDR4S32P

 
Only
$256.99
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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.

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Reviews (504)
In Stock

Mfr P/N: 2666DDR4S64P
OWC SKU: OWC2666DDR4S64P

 
Only
$534.89
Add to Cart
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.

Special Offers BadgeSpecial Offers
Reviews (504)
In Stock

Mfr P/N: 2666DDR4S32S
OWC SKU: OWC2666DDR4S32S

 
Only
$274.39
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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
$513.46
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
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
$268.79
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.

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In Stock

Mfr P/N: 2666R3M64
OWC SKU: OWC2666R3M64

 
Only
$690.90
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
$791.66
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
$1,067.09
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.

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In Stock

Mfr P/N: 2666R1M192
OWC SKU: OWC2666R1M192

 
Only
$1,877.27
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.

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In Stock

Mfr P/N: 2666R3M384
OWC SKU: OWC2666R3M384

 
Only
$4,145.27
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.

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In Stock

Mfr P/N: 2666R1M128
OWC SKU: OWC2666R1M128

 
Only
$1,253.62
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.

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In Stock

Mfr P/N: 2666R3M256
OWC SKU: OWC2666R3M256

 
Only
$2,758.06
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.

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In Stock

Mfr P/N: 2666R3M192
OWC SKU: OWC2666R3M192

 
Only
$2,072.64
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
$1,380.41
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.

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In Stock

Mfr P/N: 2666R1M96
OWC SKU: OWC2666R1M96

 
Only
$938.64
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
$627.44
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.

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In Stock

Mfr P/N: 2666R1M32
OWC SKU: OWC2666R1M32

 
Only
$314.03
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.

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In Stock

Mfr P/N: 2666R8M64
OWC SKU: OWC2666R8M64

 
Only
$752.14
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.

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Pending

Mfr P/N: 2666R8M48
OWC SKU: OWC2666R8M48

 
Only
$560.64
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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Pending

Mfr P/N: 2666R8M32
OWC SKU: OWC2666R8M32

 
Only
$376.45
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.

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In Stock

Mfr P/N: 2666R8M16
OWC SKU: OWC2666R8M16

 
Only
$188.41
Add to Cart
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Limited Quantity
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.

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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.

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Mfr P/N: 2666D4MPE32G
OWC SKU: OWC2666D4MPE32G

 
Only
$346.49
Add to Cart
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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.

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Mfr P/N: 2666D4MPE16G
OWC SKU: OWC2666D4MPE16G

 
Only
$157.49
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Showing 1 - 24 of 24 items

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