Shop Memory by System

Searching for memory for your Mac or PC system? Start here, and find exactly what you need.

Shop Mac Memory
Shop PC Memory

26 matches

Single Module
Free US Shipping
RDIMM

Quantity: Single Module » Special Offers: Free US Shipping » Form Factor: RDIMM

Showing 1 - 26 of 26 items

Sort:
Show:
View:
Filtering By

Quantity

Single Module
Remove

Special Offers

Free US Shipping
Remove

Form Factor

RDIMM
Remove
Filter By

System Compatibility

Mac (3) PC (23)

Total Capacity

256.0GB (2) 128.0GB (7) 64.0GB (10) 32.0GB (7)

PC Speed

PC5-38400 (1) PC4-25600 (6) PC4-23400 (8) PC4-21300 (6) PC4-19200 (4) PC4-17000 (1)

Type

DDR5 (1) DDR4 (25)

Frequency

4800MHz (1) 3200MHz (6) 2933MHz (8) 2666MHz (6) 2400MHz (4) 2133MHz (1)

Rating

5 stars (2) 1 star and up (3)

Price

$150 to $200 (7) $300 to $400 (9) $500 to $750 (8) $1000 to $1500 (2)
64.0GB OWC 3200MHz DDR4 PC4-25600 288-Pin ECC RDIMM Memory Module for PC

64.0GB OWC 3200MHz DDR4 PC4-25600 288-Pin ECC RDIMM Memory Module for PC

DDR4-3200, CL22, ECC, RDIMM, 288-Pin, 1.2V, 4Rx4, PC4-25600. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 3R2D44R464GB
OWC SKU: OWC3R2D44R464GB

 
Only
$369.99
Add to Cart
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, 2Rx4, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2R6D42R464GB
OWC SKU: OWC2R6D42R464GB

 
Only
$369.99
Add to Cart
New Price
64.0GB OWC 4800MHz DDR5 PC5-38400 288-Pin ECC RDIMM Memory Module for PC

64.0GB OWC 4800MHz DDR5 PC5-38400 288-Pin ECC RDIMM Memory Module for PC

DDR5-4800, CL40, ECC, RDIMM, 288-Pin, 1.1V, 2Rx4, PC5-38400. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 4R8D52R464GB
OWC SKU: OWC4R8D52R464GB

 
Only
$629.99
Add to Cart
64.0GB OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Module for Mac

64.0GB OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Module for Mac

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

Special Offers BadgeSpecial Offers
Reviews (30)
In Stock

Mfr P/N: 2933D4MP64G
OWC SKU: OWC2933D4MP64G

 
Only
$388.49
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
32.0GB OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Module for Mac

32.0GB OWC PC23400 DDR4 ECC 2933MHz 288-Pin RDIMM Memory Module for Mac

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

Special Offers BadgeSpecial Offers
Reviews (30)
In Stock

Mfr P/N: 2933D4MP32GB
OWC SKU: OWC2933D4MP32GB

 
Only
$188.99
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.

Special Offers BadgeSpecial Offers
Be the first
In Stock

Mfr P/N: 2666D4MPE32G
OWC SKU: OWC2666D4MPE32G

 
Only
$176.39
Add to Cart
Add Parallels Desktop Pro Edition for only $29.00!
128.0GB OWC 3200MHz DDR4 PC4-25600 288-Pin ECC RDIMM Memory Module for PC

128.0GB OWC 3200MHz DDR4 PC4-25600 288-Pin ECC RDIMM Memory Module for PC

DDR4-3200, CL22, ECC, RDIMM, 288-Pin, 1.2V, 8Rx4, PC4-25600. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 3R2D48R4128G
OWC SKU: OWC3R2D48R4128G

 
Only
$659.99
Add to Cart
New Item Listing
256.0GB OWC 3200MHz DDR4 PC4-25600 288-Pin ECC RDIMM Memory Module for PC

256.0GB OWC 3200MHz DDR4 PC4-25600 288-Pin ECC RDIMM Memory Module for PC

DDR4-3200, CL22, ECC, RDIMM, 288-Pin, 1.2V, 8Rx4, PC4-25600. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 3R2D48R4256G
OWC SKU: OWC3R2D48R4256G

 
Only
$1,499.99
Add to Cart
128.0GB OWC 3200MHz DDR4 PC4-25600 288-Pin ECC RDIMM Memory Module for PC

128.0GB OWC 3200MHz DDR4 PC4-25600 288-Pin ECC RDIMM Memory Module for PC

DDR4-3200, CL22, ECC, RDIMM, 288-Pin, 1.2V, 4Rx4, PC4-25600. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 3R2D44R4128G
OWC SKU: OWC3R2D44R4128G

 
Only
$659.99
Add to Cart
64.0GB OWC 3200MHz DDR4 PC4-25600 288-Pin ECC RDIMM Memory Module for PC

64.0GB OWC 3200MHz DDR4 PC4-25600 288-Pin ECC RDIMM Memory Module for PC

DDR4-3200, CL22, ECC, RDIMM, 288-Pin, 1.2V, 2Rx4, PC4-25600. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 3R2D42R464GB
OWC SKU: OWC3R2D42R464GB

 
Only
$369.99
Add to Cart
32.0GB OWC 3200MHz DDR4 PC4-25600 288-Pin ECC RDIMM Memory Module for PC

32.0GB OWC 3200MHz DDR4 PC4-25600 288-Pin ECC RDIMM Memory Module for PC

DDR4-3200, CL22, ECC, RDIMM, 288-Pin, 1.2V, 2Rx4, PC4-25600. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 3R2D42R432GB
OWC SKU: OWC3R2D42R432GB

 
Only
$175.99
Add to Cart
256.0GB OWC 2933MHz DDR4 PC4-23400 288-Pin ECC RDIMM Memory Module for PC

256.0GB OWC 2933MHz DDR4 PC4-23400 288-Pin ECC RDIMM Memory Module for PC

DDR4-2933, CL21, ECC, RDIMM, 288-Pin, 1.2V, 8Rx4, PC4-23400. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2R9D48R4256G
OWC SKU: OWC2R9D48R4256G

 
Only
$1,499.99
Add to Cart
128.0GB OWC 2933MHz DDR4 PC4-23400 288-Pin ECC RDIMM Memory Module for PC

128.0GB OWC 2933MHz DDR4 PC4-23400 288-Pin ECC RDIMM Memory Module for PC

DDR4-2933, CL21, ECC, RDIMM, 288-Pin, 1.2V, 8Rx4, PC4-23400. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2R9D48R4128G
OWC SKU: OWC2R9D48R4128G

 
Only
$659.99
Add to Cart
64.0GB OWC 2933MHz DDR4 PC4-23400 288-Pin ECC RDIMM Memory Module for PC

64.0GB OWC 2933MHz DDR4 PC4-23400 288-Pin ECC RDIMM Memory Module for PC

DDR4-2933, CL21, ECC, RDIMM, 288-Pin, 1.2V, 4Rx4, PC4-23400. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2R9D44R464GB
OWC SKU: OWC2R9D44R464GB

 
Only
$369.99
Add to Cart
128.0GB OWC 2933MHz DDR4 PC4-23400 288-Pin ECC RDIMM Memory Module for PC

128.0GB OWC 2933MHz DDR4 PC4-23400 288-Pin ECC RDIMM Memory Module for PC

DDR4-2933, CL21, ECC, RDIMM, 288-Pin, 1.2V, 4Rx4, PC4-23400. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2R9D44R4128G
OWC SKU: OWC2R9D44R4128G

 
Only
$659.99
Add to Cart
64.0GB OWC 2933MHz DDR4 PC4-23400 288-Pin ECC RDIMM Memory Module for PC

64.0GB OWC 2933MHz DDR4 PC4-23400 288-Pin ECC RDIMM Memory Module for PC

DDR4-2933, CL21, ECC, RDIMM, 288-Pin, 1.2V, 2Rx4, PC4-23400. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2R9D42R464GB
OWC SKU: OWC2R9D42R464GB

 
Only
$369.99
Add to Cart
32.0GB OWC 2933MHz DDR4 PC4-23400 288-Pin ECC RDIMM Memory Module for PC

32.0GB OWC 2933MHz DDR4 PC4-23400 288-Pin ECC RDIMM Memory Module for PC

DDR4-2933, CL21, ECC, RDIMM, 288-Pin, 1.2V, 2Rx4, PC4-23400. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2R9D42R432GB
OWC SKU: OWC2R9D42R432GB

 
Only
$179.99
Add to Cart
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.

Be the first
Ships in 2-3 Days

Mfr P/N: 2R6D48R4128G
OWC SKU: OWC2R6D48R4128G

 
Only
$659.99
Add to Cart
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.

Be the first
Ships in 2-3 Days

Mfr P/N: 2R6D44R464GB
OWC SKU: OWC2R6D44R464GB

 
Only
$369.99
Add to Cart
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, 4Rx4, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2R6D44R4128G
OWC SKU: OWC2R6D44R4128G

 
Only
$659.99
Add to Cart
32.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Module for PC

32.0GB OWC 2666MHz DDR4 PC4-21300 288-Pin ECC RDIMM Memory Module for PC

DDR4-2666, CL19, ECC, RDIMM, 288-Pin, 1.2V, 2Rx4, PC4-21300. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2R6D42R432GB
OWC SKU: OWC2R6D42R432GB

 
Only
$167.99
Add to Cart
64.0GB OWC 2400MHz DDR4 PC4-19200 288-Pin ECC RDIMM Memory Module for PC

64.0GB OWC 2400MHz DDR4 PC4-19200 288-Pin ECC RDIMM Memory Module for PC

DDR4-2400, CL17, ECC, RDIMM, 288-Pin, 1.2V, 4Rx4, PC4-19200. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2R4D44R464GB
OWC SKU: OWC2R4D44R464GB

 
Only
$369.99
Add to Cart
128.0GB OWC 2400MHz DDR4 PC4-19200 288-Pin ECC RDIMM Memory Module for PC

128.0GB OWC 2400MHz DDR4 PC4-19200 288-Pin ECC RDIMM Memory Module for PC

DDR4-2400, CL17, ECC, RDIMM, 288-Pin, 1.2V, 4Rx4, PC4-19200. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
Ships in 2-3 Days

Mfr P/N: 2R4D44R4128G
OWC SKU: OWC2R4D44R4128G

 
Only
$659.99
Add to Cart
64.0GB OWC 2400MHz DDR4 PC4-19200 288-Pin ECC RDIMM Memory Module for PC

64.0GB OWC 2400MHz DDR4 PC4-19200 288-Pin ECC RDIMM Memory Module for PC

DDR4-2400, CL17, ECC, RDIMM, 288-Pin, 1.2V, 2Rx4, PC4-19200. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2R4D42R464GB
OWC SKU: OWC2R4D42R464GB

 
Only
$339.99
Add to Cart
32.0GB OWC 2400MHz DDR4 PC4-19200 288-Pin ECC RDIMM Memory Module for PC

32.0GB OWC 2400MHz DDR4 PC4-19200 288-Pin ECC RDIMM Memory Module for PC

DDR4-2400, CL17, ECC, RDIMM, 288-Pin, 1.2V, 2Rx4, PC4-19200. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2R4D42R432GB
OWC SKU: OWC2R4D42R432GB

 
Only
$167.99
Add to Cart
32.0GB OWC 2133MHz DDR4 PC4-17000 288-Pin ECC RDIMM Memory Module for PC

32.0GB OWC 2133MHz DDR4 PC4-17000 288-Pin ECC RDIMM Memory Module for PC

DDR4-2133, CL15, ECC, RDIMM, 288-Pin, 1.2V, 2Rx4, PC4-17000. For Workstations, Servers, and NAS Systems. Lifetime OWC Limited Warranty.

Be the first
In Stock

Mfr P/N: 2R1D42R432GB
OWC SKU: OWC2R1D42R432GB

 
Only
$167.99
Add to Cart

Showing 1 - 26 of 26 items

This item has been added to your cart