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Total Capacity

1.5TB (2) 1.0TB (2) 768.0GB (3) 512.0GB (4) 384.0GB (4) 256.0GB (5) 192.0GB (4) 128.0GB (12) 96.0GB (9) 64.0GB (29) 48.0GB (9) 32.0GB (24) 24.0GB (5) 16.0GB (8)

Form Factor

FB-DIMM (11) DIMM (23) LRDIMM (16) RDIMM (40) SO-DIMM (30)

PC Speed

PC4-23400 (33) PC4-21300 (34) PC4-19200 (11) PC3-14900 (5) PC3-12800 (4) PC3-10600 (12) PC3-8500 (10) PC2-6400 (9) PC2-5300 (2)

Type

DDR4 (78) DDR3 (27) DDR3L (4) DDR2 (11)

Frequency

2933MHz (33) 2666MHz (34) 2400MHz (11) 1866MHz (5) 1600MHz (4) 1333MHz (12) 1066MHz (10) 800MHz (9) 667MHz (2)

Error Correction

ECC (90) Non-ECC (30)

Registration

Registered (67) Non-Registered (53)

Special Offers

Free US Shipping (120) Garage Sale (1)

Rating

5 stars (41) 4 stars and up (100) 1 star and up (116)

Price

$150 to $200 (18) $200 to $300 (25) $300 to $400 (12) $400 to $500 (6) $500 to $750 (16) $750 to $1000 (12) $1000 to $1500 (7) $1500 to $2000 (5) More than $2000 (19)
New Price
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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Mfr P/N: DID2627DS128
OWC SKU: OWCDID2627DS128

 
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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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Mfr P/N: DID2627DS64T
OWC SKU: OWCDID2627DS64T

 
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$637.44
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32.0GB (2 x 16GB) 2400MHz DDR4 PC4-19200 SO-DIMM 260 Pin CL17 Memory Upgrade Kit for Mac

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

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

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Mfr P/N: 2421DDR4S32P
OWC SKU: OWC2421DDR4S32P

 
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$266.99
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16.0GB PC3-12800 DDR3L 1600MHz 204-Pin CL11 SO-DIMM Memory Module for Mac

16.0GB PC3-12800 DDR3L 1600MHz 204-Pin CL11 SO-DIMM Memory Module for Mac

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

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Mfr P/N: 1600DDR3S16G
OWC SKU: OWC1600DDR3S16G

 
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$209.99
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64.0GB (4 x 16GB) OWC PC3-14900 DDR3L 1867MHz CL11 204-Pin SO-DIMM Memory Upgrade Kit for Mac

64.0GB (4 x 16GB) OWC PC3-14900 DDR3L 1867MHz CL11 204-Pin SO-DIMM Memory Upgrade Kit for Mac

Memory Upgrade Kit for 27-inch iMac w/ Retina 5K (Late 2015) and PCs which utilize PC3-14900 SO-DIMM. Lifetime OWC Limited Warranty.

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Reviews (298)
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Mfr P/N: 1867DDR3S64S
OWC SKU: OWC1867DDR3S64S

 
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$781.16
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48.0GB (2 x 16GB + 2 x 8GB) OWC PC3-14900 DDR3L 1867MHz CL11 204-Pin SO-DIMM Memory Upgrade Kit for Mac

48.0GB (2 x 16GB + 2 x 8GB) OWC PC3-14900 DDR3L 1867MHz CL11 204-Pin SO-DIMM Memory Upgrade Kit for Mac

Memory Upgrade Kit for 27-inch iMac w/ Retina 5K (Late 2015) and PCs which utilize PC3-14900 SO-DIMM. Lifetime OWC Limited Warranty.

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Reviews (298)
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Mfr P/N: 1867DDR3S48S
OWC SKU: OWC1867DDR3S48S

 
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$487.16
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16.0GB OWC PC3-14900 DDR3L 1867MHz CL11 204-Pin SO-DIMM Memory Module for Mac

16.0GB OWC PC3-14900 DDR3L 1867MHz CL11 204-Pin SO-DIMM Memory Module for Mac

Memory Module for 27-inch iMac w/ Retina 5K (Late 2015) and PCs which utilize PC3-14900 SO-DIMM. Lifetime OWC Limited Warranty.

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Mfr P/N: 1867DDR3S16G
OWC SKU: OWC1867DDR3S16G

 
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$209.99
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96.0GB (3 x 32GB) OWC PC3-10600 1333MHz DDR3 ECC-R SDRAM Memory Upgrade Kit for Mac Pro (Late 2013 - 2019)

96.0GB (3 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.

Reviews (36)
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Mfr P/N: 1333D3Z3M096
OWC SKU: OWC1333D3Z3M096

 
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$248.82
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64.0GB (8 x 8GB) OWC PC6400 DDR2 ECC 800MHz 240-Pin FB-DIMM Memory Upgrade Kit for Mac Pro (2008) *Apple Qualified*

64.0GB (8 x 8GB) 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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Reviews (51)
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Mfr P/N: 64FB8MPK64GB
OWC SKU: OWC64FB8MPK64GB

 
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$579.99
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Limited Quantity
48.0GB (6 x 8GB) OWC PC6400 DDR2 ECC 800MHz 240-Pin FB-DIMM Memory Upgrade Kit for Mac Pro (2008) *Apple Qualified*

48.0GB (6 x 8GB) 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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Reviews (51)
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Mfr P/N: 64FB8MPK48GB
OWC SKU: OWC64FB8MPK48GB

 
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$439.99
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32.0GB (4 x 8GB) OWC PC6400 DDR2 ECC 800MHz 240-Pin FB-DIMM Memory Upgrade Kit for Mac Pro (2008) *Apple Qualified*

32.0GB (4 x 8GB) 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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Mfr P/N: 64FB8MPK32GB
OWC SKU: OWC64FB8MPK32GB

 
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$294.99
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64.0GB (8 x 8GB) OWC PC8500 DDR3 1066MHz ECC DIMM Memory Upgrade Kit for Mac

64.0GB (8 x 8GB) OWC PC8500 DDR3 1066MHz ECC DIMM Memory Upgrade Kit for Mac

For Mac Pro (2009, 2010, 8-Core) & Xserve 'Nehalem' & 'Westmere' models. Lifetime OWC Limited Warranty.

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Reviews (124)
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Mfr P/N: 85MP3W8M64K
OWC SKU: OWC85MP3W8M64K

 
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$281.16
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48.0GB (6 x 8GB) OWC PC8500 DDR3 1066MHz ECC DIMM Memory Upgrade Kit for Mac

48.0GB (6 x 8GB) OWC PC8500 DDR3 1066MHz ECC DIMM Memory Upgrade Kit for Mac

For Mac Pro (2009, 2010, 8-Core) & Xserve 'Nehalem' & 'Westmere' models. Lifetime OWC Limited Warranty.

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Mfr P/N: 85MP3W8M48K
OWC SKU: OWC85MP3W8M48K

 
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$220.44
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64.0GB (8 x 8GB) OWC PC3-10600 DDR3 ECC 1333MHz 240-Pin DIMM Memory Upgrade Kit for Mac

64.0GB (8 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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Mfr P/N: 1333D3W8M64K
OWC SKU: OWC1333D3W8M64K

 
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$281.16
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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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Mfr P/N: 1333D3W8M48K
OWC SKU: OWC1333D3W8M48K

 
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$220.44
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128.0GB Mac Pro Early 2009 Memory Matched Set (8x 16GB) PC-8500 1066MHz DDR3 ECC Registered SDRAM Modules for Mac

128.0GB Mac Pro Early 2009 Memory Matched Set (8x 16GB) PC-8500 1066MHz DDR3 ECC Registered SDRAM Modules for Mac

For 8 Core or better Mac Pro Early 2009 & Late 2010 'Nehalem' & 'Westmere' systems & Early 2009 Xserve *SEE SPECIAL NOTES IN DESCRIPTION* Lifetime OWC Limited Warranty.

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Mfr P/N: 85MP3S9M128K
OWC SKU: OWC85MP3S9M128K

 
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$344.98
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96.0GB Mac Pro / Xserve 2009 Memory Matched Set (6x 16GB) PC-8500 1066MHz DDR3 ECC Registered SDRAM Modules for Mac

96.0GB Mac Pro / Xserve 2009 Memory Matched Set (6x 16GB) PC-8500 1066MHz DDR3 ECC Registered SDRAM Modules for Mac

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

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Mfr P/N: 85MP3S9M096K
OWC SKU: OWC85MP3S9M096K

 
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$283.44
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64.0GB (8 x 8GB) OWC PC3-10600 DDR3 ECC-R 1333MHz 240-Pin DIMM Memory Upgrade Kit for Mac

64.0GB (8 x 8GB) OWC PC3-10600 DDR3 ECC-R 1333MHz 240-Pin DIMM Memory Upgrade Kit for Mac

For Mac Pro 2009-2012 'Nehalem' & 'Westmere' models. **May not be mixed with other modules - see description** Lifetime OWC Limited Warranty.

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Reviews (58)
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Mfr P/N: 1333D3X8M64K
OWC SKU: OWC1333D3X8M64K

 
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$174.23
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48.0GB (6 x 8GB) OWC PC3-10600 DDR3 ECC-R 1333MHz 240-Pin DIMM Memory Upgrade Kit for Mac

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

For Mac Pro 2009-2012 'Nehalem' & 'Westmere' models. **May not be mixed with other modules - see description** Lifetime OWC Limited Warranty.

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Mfr P/N: 1333D3X8M48K
OWC SKU: OWC1333D3X8M48K

 
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$151.14
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32.0GB (8 x 4GB) OWC PC3-10600 DDR3 ECC 1333MHz 240-Pin DIMM Memory Upgrade Kit for Mac

32.0GB (8 x 4GB) 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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Mfr P/N: 1333D3W4M32K
OWC SKU: OWC1333D3W4M32K

 
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$152.83
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24.0GB (6 x 4GB) PC3-10600 DDR3 ECC 1333MHz 240-Pin DIMM Memory Upgrade Kit for Mac

24.0GB (6 x 4GB) 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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Mfr P/N: 1333D3W4M24K
OWC SKU: OWC1333D3W4M24K

 
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$170.04
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32.0GB (8 x 4GB) OWC PC8500 DDR3 1066MHz ECC DIMM Memory Upgrade Kit for Mac

32.0GB (8 x 4GB) OWC PC8500 DDR3 1066MHz ECC DIMM Memory Upgrade Kit for Mac

For Mac Pro (2009, 2010, 8-Core) & Xserve (12-Core) 'Nehalem' & 'Westmere' models. Lifetime OWC Limited Warranty.

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Reviews (124)
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Mfr P/N: 85MP3W4M32GK
OWC SKU: OWC85MP3W4M32GK

 
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$152.83
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24.0GB (6 x 4GB) OWC PC8500 DDR3 1066MHz ECC DIMM Memory Upgrade Kit for Mac

24.0GB (6 x 4GB) OWC PC8500 DDR3 1066MHz ECC DIMM Memory Upgrade Kit for Mac

For Mac Pro (2009, 2010, 8-Core) & Xserve 'Nehalem' & 'Westmere' models. Lifetime OWC Limited Warranty.

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Mfr P/N: 85MP3W4M24GK
OWC SKU: OWC85MP3W4M24GK

 
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$170.04
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96.0GB (12 x 8GB) Xserve 8-core Early 2009 Memory Matched Set PC-8500 1066MHz DDR3 ECC-R SDRAM Modules for Mac

96.0GB (12 x 8GB) Xserve 8-core Early 2009 Memory Matched Set PC-8500 1066MHz DDR3 ECC-R SDRAM Modules for Mac

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

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Mfr P/N: 85MP3S8M96GK
OWC SKU: OWC85MP3S8M96GK

 
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$302.27
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64.0GB Mac Pro Early 2009 Memory Matched Set (8x 8GB) PC-8500 1066MHz DDR3 ECC-R SDRAM Modules for Mac

64.0GB Mac Pro Early 2009 Memory Matched Set (8x 8GB) PC-8500 1066MHz DDR3 ECC-R SDRAM Modules for Mac

64.0GB OWC Matched Set (8x 8GB) PC-8500 1066MHz DDR3 ECC-R SDRAM for 8 Core or better Mac Pro Early 2009 & Late 2010 'Nehalem' & 'Westmere' systems... Lifetime OWC Limited Warranty.

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Mfr P/N: 85MP3S8M64GK
OWC SKU: OWC85MP3S8M64GK

 
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$174.23
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32.0GB Xserve Quad-Core Xeon Kit (8x 4GB) PC6400 DDR2 ECC 800MHz 240-Pin FB-DIMM JEDEC for Mac

32.0GB Xserve Quad-Core Xeon Kit (8x 4GB) PC6400 DDR2 ECC 800MHz 240-Pin FB-DIMM JEDEC for Mac

JEDEC SPEC Memory. New, Lifetime Advance Replacement Limited Warranty.

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Mfr P/N: 800FB4G32KIT
OWC SKU: OWC800FB4G32KIT

$359.92
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$319.99
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24.0GB Xserve Quad-Core Xeon Kit (6x 4GB) PC6400 DDR2 ECC 800MHz 240-Pin FB-DIMM JEDEC for Mac

24.0GB Xserve Quad-Core Xeon Kit (6x 4GB) PC6400 DDR2 ECC 800MHz 240-Pin FB-DIMM JEDEC for Mac

JEDEC SPEC Memory. New, Lifetime Advance Replacement Limited Warranty.

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Mfr P/N: 800FB4G24KIT
OWC SKU: OWC800FB4G24KIT

 
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$249.99
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16.0GB Xserve Quad-Core Xeon Kit (4 x 4GB) PC6400 DDR2 ECC 800MHz 240-Pin FB-DIMM JEDEC for Mac

16.0GB Xserve Quad-Core Xeon Kit (4 x 4GB) PC6400 DDR2 ECC 800MHz 240-Pin FB-DIMM JEDEC for Mac

JEDEC SPEC Memory. New, Lifetime Advance Replacement Limited Warranty.

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Mfr P/N: 800FB4G16KIT
OWC SKU: OWC800FB4G16KIT

$179.96
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$159.99
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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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Mfr P/N: 64FB4MPK32GB
OWC SKU: OWC64FB4MPK32GB

 
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$299.99
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24.0GB (6 x 4GB) OWC PC6400 DDR2 ECC 800MHz 240-Pin FB-DIMM Memory Upgrade Kit for Mac Pro (2008) *Apple Qualified*

24.0GB (6 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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Mfr P/N: 64FB4MPK24GB
OWC SKU: OWC64FB4MPK24GB

 
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$229.99
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