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Total Capacity

1.5TB (1) 1.0TB (1) 768.0GB (2) 512.0GB (3) 384.0GB (4) 256.0GB (4) 192.0GB (4) 128.0GB (10) 96.0GB (9) 64.0GB (28) 48.0GB (11) 32.0GB (25) 24.0GB (3) 16.0GB (7)

Form Factor

FB-DIMM (8) DIMM (26) LRDIMM (9) RDIMM (38) SO-DIMM (31)

PC Speed

PC4-23400 (26) PC4-21300 (32) PC4-19200 (11) PC3-14900 (8) PC3-12800 (4) PC3-10600 (13) PC3-8500 (10) PC2-6400 (6) PC2-5300 (2)

Type

DDR4 (69) DDR3 (31) DDR3L (4) DDR2 (8)

Frequency

2933MHz (26) 2666MHz (32) 2400MHz (11) 1866MHz (8) 1600MHz (4) 1333MHz (13) 1066MHz (10) 800MHz (6) 667MHz (2)

Error Correction

ECC (81) Non-ECC (31)

Registration / Buffer

Registered (61) Non-Registered (51)

Rating

5 stars (30) 4 and up (83)

Price

Less than $200 (13) $200 to $300 (28) $300 to $400 (12) $400 to $500 (15) $500 to $750 (9) $750 to $1000 (9) $1000 to $1500 (5) $1500 to $2000 (4) More than $2000 (17)
128.0GB (4 x 32GB) OWC PC4-19200 DDR4 2400MHz 260-Pin CL17 SO-DIMM Memory Upgrade Kit for Mac

128.0GB (4 x 32GB) OWC PC4-19200 DDR4 2400MHz 260-Pin CL17 SO-DIMM Memory Upgrade Kit for Mac

For PCs that utilize PC4-19200 SO-DIMM. Lifetime OWC Limited Warranty.

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Reviews (262)
In Stock

Mfr P/N: 2400DR4S128S
OWC SKU: OWC2400DR4S128S

 
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$1,375.11
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512.0GB (8x 64GB) OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Upgrade Kit for Mac

512.0GB (8x 64GB) OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Upgrade Kit for Mac

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

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Reviews (30)
Ships in 9 Days

Mfr P/N: 2933R6M512
OWC SKU: OWC2933R6M512

 
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$6,907.77
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48.0GB Mac Pro / Xserve 2009 Memory Matched Set (6x 8GB) PC-8500 1066MHz DDR3 ECC-R SDRAM Modules for Mac

48.0GB Mac Pro / Xserve 2009 Memory Matched Set (6x 8GB) PC-8500 1066MHz DDR3 ECC-R SDRAM Modules for Mac

*SEE NOTES IN DESCRIPTION* New, Lifetime Advance Replacement Limited Warranty.

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Mfr P/N: 85MP3S8M48GK
OWC SKU: OWC85MP3S8M48GK

 
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$260.26
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48.0GB (2 x 16GB + 2 x 8GB) OWC PC3-12800 DDR3L 1600MHz 204-Pin CL11 SO-DIMM Memory Upgrade Kit for Mac

48.0GB (2 x 16GB + 2 x 8GB) OWC PC3-12800 DDR3L 1600MHz 204-Pin CL11 SO-DIMM Memory Upgrade Kit for Mac

For 2015 (Late) iMac 27" w/ Retina 5K models and PCs that utilize PC3-12800 SO-DIMM. Lifetime OWC Limited Warranty.

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Mfr P/N: 1600DDR3S48S
OWC SKU: OWC1600DDR3S48S

 
Only
$706.17
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New Price
128.0GB (8 x 16GB) OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Upgrade Kit for Mac

128.0GB (8 x 16GB) OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Upgrade Kit for Mac

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

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Ships in 9 Days

Mfr P/N: 2933R1M128
OWC SKU: OWC2933R1M128

 
Only
$1,551.31
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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

 
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$538.64
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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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Mfr P/N: 2666R8M48
OWC SKU: OWC2666R8M48

 
Only
$798.91
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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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Mfr P/N: 2666R1M96
OWC SKU: OWC2666R1M96

 
Only
$1,068.24
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New Price
96.0GB (6 x 16GB) OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Upgrade Kit for Mac

96.0GB (6 x 16GB) OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Upgrade Kit for Mac

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

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Reviews (30)
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Mfr P/N: 2933R1M96
OWC SKU: OWC2933R1M96

 
Only
$1,158.01
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48.0GB (6 x 8GB) OWC PC3-10600 DDR3 ECC 1333MHz 240-Pin DIMM Memory Upgrade Kit for Mac

48.0GB (6 x 8GB) OWC PC3-10600 DDR3 ECC 1333MHz 240-Pin DIMM Memory Upgrade Kit for Mac

For Mac Pro 2009-2012 'Nehalem' & 'Westmere' models. Lifetime OWC Limited Warranty.

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Reviews (63)
In Stock

Mfr P/N: 1333D3W8M48K
OWC SKU: OWC1333D3W8M48K

 
Only
$350.04
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64.0GB (2 x 32GB) OWC PC3-10600 1333MHz DDR3 ECC-R SDRAM Memory Upgrade Kit for Mac Pro (Late 2013 - 2019)

64.0GB (2 x 32GB) OWC PC3-10600 1333MHz DDR3 ECC-R SDRAM Memory Upgrade Kit for Mac Pro (Late 2013 - 2019)

Upgrade the memory in your Mac Pro (Late 2013 - 2019) model. Lifetime OWC Limited Warranty.

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Reviews (36)
In Stock

Mfr P/N: 1333D3Z3M064
OWC SKU: OWC1333D3Z3M064

 
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$325.85
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32.0GB (8 x 4GB) OWC PC6400 DDR2 ECC 800MHz 240-Pin FB-DIMM Memory Upgrade Kit for Mac Pro (2008) *Apple Qualified*

32.0GB (8 x 4GB) OWC PC6400 DDR2 ECC 800MHz 240-Pin FB-DIMM Memory Upgrade Kit for Mac Pro (2008) *Apple Qualified*

True Apple Qualified Memory for Mac Pro (2008) Quad-Core, 8-Core systems. Must install in pairs. Lifetime OWC Limited Warranty.

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Ships in 9 Days

Mfr P/N: 64FB4MPK32GB
OWC SKU: OWC64FB4MPK32GB

 
Only
$427.49
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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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Mfr P/N: 2666D4LRE64G
OWC SKU: OWC2666D4LRE64G

$968.99
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$612.74
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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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Mfr P/N: DID2627DS256
OWC SKU: OWCDID2627DS256

 
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$3,471.60
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Limited Quantity
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.

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Mfr P/N: DID2627DS384
OWC SKU: OWCDID2627DS384

 
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$4,274.03
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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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Mfr P/N: 2666R3M256
OWC SKU: OWC2666R3M256

 
Only
$4,287.54
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32.0GB (4 x 8GB) OWC PC3-10600 DDR3 ECC 1333MHz 240-Pin DIMM Memory Upgrade Kit for Mac

32.0GB (4 x 8GB) OWC PC3-10600 DDR3 ECC 1333MHz 240-Pin DIMM Memory Upgrade Kit for Mac

For Mac Pro 2009-2012 'Nehalem' & 'Westmere' models. Lifetime OWC Limited Warranty.

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Reviews (63)
In Stock

Mfr P/N: 1333D3W8M32K
OWC SKU: OWC1333D3W8M32K

 
Only
$224.98
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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.

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Mfr P/N: 2621DDR4S32P
OWC SKU: OWC2621DDR4S32P

 
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$312.87
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768GB (6 x 128GB) OWC PC23400 DDR4 ECC 2933MHz 288-pin LRDIMM Memory Upgrade Kit for Mac

768GB (6 x 128GB) OWC PC23400 DDR4 ECC 2933MHz 288-pin LRDIMM Memory Upgrade Kit for Mac

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

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Mfr P/N: 2933L2M768
OWC SKU: OWC2933L2M768

 
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$9,327.54
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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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Mfr P/N: 2666R8M16
OWC SKU: OWC2666R8M16

 
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$268.48
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Limited Quantity
64.0GB (4 x 16GB) OWC PC3-12800 DDR3L 1600MHz 204-Pin CL11 SO-DIMM Memory Upgrade Kit for Mac

64.0GB (4 x 16GB) OWC PC3-12800 DDR3L 1600MHz 204-Pin CL11 SO-DIMM Memory Upgrade Kit for Mac

For 27-inch iMac w/ Retina 5K (Late 2015) models and PCs that utilize PC3-12800 SO-DIMM. Lifetime OWC Limited Warranty.

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Mfr P/N: 1600DDR3S64S
OWC SKU: OWC1600DDR3S64S

 
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$1,113.15
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512GB (4 x 128GB) OWC PC23400 DDR4 ECC 2933MHz 288-pin LRDIMM Memory Upgrade Kit for Mac

512GB (4 x 128GB) OWC PC23400 DDR4 ECC 2933MHz 288-pin LRDIMM Memory Upgrade Kit for Mac

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

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Mfr P/N: 2933L2M512
OWC SKU: OWC2933L2M512

 
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$6,199.45
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Showing 91 - 112 of 112 items
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