Skip to main content
Take a tax holiday. Take advantage of limited-time, tax-free savings on select products in certain states. Learn More>
Department
Brands
Show More
Price
Show More
Total Capacity
Show More
Useful Links
Customer Ratings
avatar

Any questions? Our AI beta will help you find out quickly.

Sort By:
View:
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with HP Workstation Z8 G4
Quick View
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with HP Workstation Z8 G4
  • Voltage: 1.2V
  • Compatible System: HP Workstation Z8 G4
  • CAS Latency: CL21
  • Part Number: 2R9D42R4128P
  • Model #: OWC2R9D42R4128P-C017-SF
  •  
  • $996.98 
Available Direct from OWC Available Direct from OWC
(NOT FOR HOME PC!) A-Tech 128GB 16x 8GB 1Rx8 PC4-25600R DDR4 3200 ECC REG RDIMM Server Memory RAM
Quick View
  •  
  • $2,925.30 
  • Free Shipping
A-Tech 64GB (4x16GB) 4Rx4 PC3L-10600R DDR3 / DDR3L 1333 MHz ECC RDIMM 1.35V Registered DIMM 240-Pin Quad Rank x4 Server & Workstation RAM Memory Upgrade Kit
Quick View
A-Tech 64GB (4x16GB) 4Rx4 PC3L-10600R DDR3 / DDR3L 1333 MHz ECC RDIMM 1.35V Registered DIMM 240-Pin Quad Rank x4 Server & Workstation RAM Memory Upgrade Kit
  • Chipset: Major Brand Chipset
  • CAS Latency: CL9
  • Voltage: 1.35V
  • Multi-channel Kit: Quad Channel Kit
  • Model #: AT16G4D3D1333RQ4N135V
  •  
  • $159.96 
  • Free Shipping
Available Direct from A-Tech Available Direct from A-Tech
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with HP Synergy 480 Gen10 660 Gen10
Quick View
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with HP Synergy 480 Gen10 660 Gen10
  • Voltage: 1.2V
  • Compatible System: HP Synergy 480 Gen10 HP Synergy 660 Gen10
  • CAS Latency: CL21
  • Part Number: 2R9D42R4128P
  • Model #: OWC2R9D42R4128P-C015-SF
  •  
  • $996.98 
Available Direct from OWC Available Direct from OWC
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with HP Cloudline CL2600 Gen10 CL3100 Gen10 CL4100 Gen10 CL5800 Gen10
Quick View
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with HP Cloudline CL2600 Gen10 CL3100 Gen10 CL4100 Gen10 CL5800 Gen10
  • Voltage: 1.2V
  • Compatible System: HP Cloudline CL2600 Gen10 HP Cloudline CL3100 Gen10 HP Cloudline CL4100 Gen10 HP Cloudline CL5800 Gen10
  • CAS Latency: CL21
  • Part Number: 2R9D42R4128P
  • Model #: OWC2R9D42R4128P-C009-SF
  •  
  • $996.98 
Available Direct from OWC Available Direct from OWC
A-Tech 64GB (4x16GB) 4Rx4 PC3-8500R DDR3 1066 MHz ECC RDIMM 1.5V Registered DIMM 240-Pin Quad Rank x4 Server & Workstation RAM Memory Upgrade Kit
Quick View
A-Tech 64GB (4x16GB) 4Rx4 PC3-8500R DDR3 1066 MHz ECC RDIMM 1.5V Registered DIMM 240-Pin Quad Rank x4 Server & Workstation RAM Memory Upgrade Kit
  • Chipset: Major Brand Chipset
  • CAS Latency: CL7
  • Voltage: 1.50V
  • Multi-channel Kit: Quad Channel Kit
  • Model #: AT16G4D3D1066RQ4N15V
  •  
  • $159.96 
  • Free Shipping
Available Direct from A-Tech Available Direct from A-Tech
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with HP Apollo 4200 Gen10 6500 Gen10
Quick View
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with HP Apollo 4200 Gen10 6500 Gen10
  • Voltage: 1.2V
  • Compatible System: HP Apollo 4200 Gen10 HP Apollo 6500 Gen10
  • CAS Latency: CL21
  • Part Number: 2R9D42R4128P
  • Model #: OWC2R9D42R4128P-C007-SF
  •  
  • $996.98 
Available Direct from OWC Available Direct from OWC
OWC 128GB (2x64GB) DDR4 2933MHz PC4-23400 CL21 2RX4 ECC Registered RDIMM 1.2V 288-pin Memory RAM Upgrade for Server
Quick View
OWC 128GB (2x64GB) DDR4 2933MHz PC4-23400 CL21 2RX4 ECC Registered RDIMM 1.2V 288-pin Memory RAM Upgrade for Server
  • CAS Latency: CL21
  • Voltage: 1.2V
  • Multi-channel Kit: Dual Channel Kit
  • Part Number: 2R9D42R4128P
  • Model #: OWC2R9D42R4128P
  •  
  • $996.98 
Available Direct from OWC Available Direct from OWC
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with Cisco UCS B200 M5 B480 M5 C220 M5 C240 M5 C480 M5
Quick View
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with Cisco UCS B200 M5 B480 M5 C220 M5 C240 M5 C480 M5
  • Voltage: 1.2V
  • Compatible System: Cisco UCS B200 M5 Cisco UCS B480 M5 Cisco UCS C220 M5 Cisco UCS C240 M5 Cisco UCS C480 M5
  • CAS Latency: CL21
  • Part Number: 2R9D42R4128P
  • Model #: OWC2R9D42R4128P-B761-SF
  •  
  • $996.98 
Available Direct from OWC Available Direct from OWC
A-Tech 16GB (2x8GB) 1Rx4 PC3-14900R DDR3 1866 MHz ECC RDIMM 1.5V Registered DIMM 240-Pin Single Rank x4 Server & Workstation RAM Memory Upgrade Kit
Quick View
A-Tech 16GB (2x8GB) 1Rx4 PC3-14900R DDR3 1866 MHz ECC RDIMM 1.5V Registered DIMM 240-Pin Single Rank x4 Server & Workstation RAM Memory Upgrade Kit
  • Chipset: Major Brand Chipset
  • CAS Latency: CL13
  • Voltage: 1.50V
  • Multi-channel Kit: Dual Channel Kit
  • Model #: AT8G2D3D1866RS4N15V
  •  
  • $42.93 
  • Free Shipping
Available Direct from A-Tech Available Direct from A-Tech
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with Cisco HX220c M5 HX240c M5 HXAF220c M5 HX-E-220M5SX C480 ML M5
Quick View
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with Cisco HX220c M5 HX240c M5 HXAF220c M5 HX-E-220M5SX C480 ML M5
  • Voltage: 1.2V
  • Compatible System: Cisco HX220c M5 Cisco HX240c M5 Cisco HXAF220c M5 Cisco HX-E-220M5SX Cisco C480 ML M5
  • CAS Latency: CL21
  • Part Number: 2R9D42R4128P
  • Model #: OWC2R9D42R4128P-B760-SF
  •  
  • $996.98 
Available Direct from OWC Available Direct from OWC
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with HP ProLiant DL560 Gen10 DL580 Gen10 DX360 Gen10 DX380 Gen10 DX560 Gen10
Quick View
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with HP ProLiant DL560 Gen10 DL580 Gen10 DX360 Gen10 DX380 Gen10 DX560 Gen10
  • Voltage: 1.2V
  • Compatible System: HP ProLiant DL560 Gen10 HP ProLiant DL580 Gen10 HP ProLiant DX360 Gen10 HP ProLiant DX380 Gen10 HP ProLiant DX560 Gen10
  • CAS Latency: CL21
  • Part Number: 2R9D42R4128P
  • Model #: OWC2R9D42R4128P-C012-SF
  •  
  • $996.98 
Available Direct from OWC Available Direct from OWC
A-Tech 256GB (8x32GB) 4Rx4 PC3L-8500R DDR3 / DDR3L 1066 MHz ECC RDIMM 1.35V Registered DIMM 240-Pin Quad Rank x4 Low Voltage Server & Workstation RAM Memory Upgrade Kit
Quick View
  •  
  • $519.92 
  • Free Shipping
Available Direct from A-Tech Available Direct from A-Tech
A-Tech 32GB 2x 16GB PC4-17000 Desktop DDR4 2133 MHz DIMM 288-Pin 2Rx8 Memory RAM
Quick View
  •  
  • $326.83 
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with HP Apollo 4500 Gen10 4510 Gen10
Quick View
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with HP Apollo 4500 Gen10 4510 Gen10
  • Voltage: 1.2V
  • Compatible System: HP Apollo 4500 Gen10 HP Apollo 4510 Gen10
  • CAS Latency: CL21
  • Part Number: 2R9D42R4128P
  • Model #: OWC2R9D42R4128P-C008-SF
  •  
  • $996.98 
Available Direct from OWC Available Direct from OWC
A-Tech 32GB (4x8GB) 1Rx4 PC3-12800R DDR3 1600 MHz ECC RDIMM 1.5V Registered DIMM 240-Pin Single Rank x4 Server & Workstation RAM Memory Upgrade Kit
Quick View
A-Tech 32GB (4x8GB) 1Rx4 PC3-12800R DDR3 1600 MHz ECC RDIMM 1.5V Registered DIMM 240-Pin Single Rank x4 Server & Workstation RAM Memory Upgrade Kit
  • Chipset: Major Brand Chipset
  • CAS Latency: CL11
  • Voltage: 1.50V
  • Multi-channel Kit: Quad Channel Kit
  • Model #: AT8G4D3D1600RS4N15V
  •  
  • $78.08 
  • Free Shipping
Available Direct from A-Tech Available Direct from A-Tech
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade Kit Compatible with HP SimpliVity 325 Gen10
Quick View
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade Kit Compatible with HP SimpliVity 325 Gen10
  • Voltage: 1.2V
  • Compatible System: HP SimpliVity 325 Gen10
  • CAS Latency: CL21
  • Part Number: 2R9D42R4128P
  • Model #: OWC2R9D42R4128P-C014-SF
  •  
  • $996.98 
Available Direct from OWC Available Direct from OWC
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 4Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with PowerEdge C4140 (SkyLake CPU)
Quick View
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 4Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with PowerEdge C4140 (SkyLake CPU)
  • Voltage: 1.2V
  • Compatible System: PowerEdge C4140 (SkyLake CPU)
  • CAS Latency: CL21
  • Part Number: 2R9D44R4128P
  • Model #: OWC2R9D44R4128P-C068-SF
  •  
  • $996.98 
Available Direct from OWC Available Direct from OWC
OWC 128GB (2x64GB) DDR4 2933MHz PC4-24300 CL21 4RX4 ECC Load Reduced LRDIMM 1.2V 288-pin Memory RAM Upgrade for Server
Quick View
OWC 128GB (2x64GB) DDR4 2933MHz PC4-24300 CL21 4RX4 ECC Load Reduced LRDIMM 1.2V 288-pin Memory RAM Upgrade for Server
  • CAS Latency: CL21
  • Voltage: 1.2V
  • Multi-channel Kit: Dual Channel Kit
  • Part Number: 2L9D44R4128P
  • Model #: OWC2L9D44R4128P
  •  
  • $1,196.38 
Available Direct from OWC Available Direct from OWC
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with PowerEdge C4140 (CascadeLake CPU)
Quick View
OWC 128GB (2x64GB) DDR4 2933 PC4-23400 CL21 2Rx4 288-pin 1.2V ECC Registered RDIMM Memory RAM Module Upgrade Kit Compatible with PowerEdge C4140 (CascadeLake CPU)
  • Voltage: 1.2V
  • Compatible System: PowerEdge C4140 (CascadeLake CPU)
  • CAS Latency: CL21
  • Part Number: 2R9D42R4128P
  • Model #: OWC2R9D42R4128P-C069-SF
  •  
  • $996.98 
Available Direct from OWC Available Direct from OWC
A-Tech 32GB 4x 8GB PC4-25600 Desktop DIMM DDR4 3200MHz Non-ECC Memory RAM 8G 32G
Quick View
  •  
  • $452.26 
A-Tech 16GB (2x8GB) 2Rx8 PC3-14900E DDR3 1866 MHz ECC UDIMM 1.5V ECC Unbuffered DIMM 240-Pin Dual Rank x8 Server & Workstation RAM Memory Upgrade Kit
Quick View
A-Tech 16GB (2x8GB) 2Rx8 PC3-14900E DDR3 1866 MHz ECC UDIMM 1.5V ECC Unbuffered DIMM 240-Pin Dual Rank x8 Server & Workstation RAM Memory Upgrade Kit
  • Chipset: Major Brand Chipset
  • CAS Latency: CL13
  • Voltage: 1.50V
  • Multi-channel Kit: Dual Channel Kit
  • Model #: AT8G2D3D1866UD8N15V
  •  
  • $106.49 
  • Free Shipping
Available Direct from A-Tech Available Direct from A-Tech
A-Tech 32GB 4Rx4 PC3-10600R DDR3 1333 MHz ECC RDIMM 1.5V Registered DIMM 240-Pin Quad Rank x4 Server & Workstation RAM Memory Upgrade Module
Quick View
A-Tech 32GB 4Rx4 PC3-10600R DDR3 1333 MHz ECC RDIMM 1.5V Registered DIMM 240-Pin Quad Rank x4 Server & Workstation RAM Memory Upgrade Module
  • Chipset: Major Brand Chipset
  • CAS Latency: CL9
  • Voltage: 1.50V
  • Rank: 4Rx4
  • Model #: AT32G1D3D1333RQ4N15V
  •  
  • $82.01 
Available Direct from A-Tech Available Direct from A-Tech
A-Tech 16GB (2x8GB) DDR3 / DDR3L 1600 MHz ECC SODIMM PC3-12800 / EP3L-12800E ECC Unbuffered SO-DIMM 204-Pin 1.35V 2Rx8 Dual Rank RAM Memory Kit for Microservers, Mobile Workstations, and NAS Servers
Quick View
  •  
  • $96.82 
Available Direct from A-Tech Available Direct from A-Tech