• In Stock
  • Sold by Newegg
  • Make an Offer
  • New
Department
Show More
Brands
Show More
Price
Show More
Speed
Capacity
Show More
Type
CAS Latency
Multi-channel Kit
Recommend Use
Voltage
ECC
Color
BIOS/Performance Profile
LED Color
All Top Brands
Availability
Condition
Total Capacity
Current Promotion
Discount
Sold by
Useful Links
Customer Ratings
avatar

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

Sort By:
View:
G.SKILL Ripjaws Series 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model F4-2666C19S-8GRS
Quick View
G.SKILL Ripjaws Series 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model F4-2666C19S-8GRS
  • CAS Latency: CL19
  • Timing: 19-19-19-43
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Model #: F4-2666C19S-8GRS
Kingston 8GB 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model KCP426NS6/8
Quick View
Kingston 8GB 288-Pin PC RAM DDR4 2666 (PC4 21300) Desktop Memory Model KCP426NS6/8
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • BIOS/Performance Profile: Intel XMP 2.0
  • Model #: KCP426NS6/8
  •  
  • $59.37 
Black Diamond Memory 32GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Notebook Memory Model BD32G2666MQN28
Quick View
Black Diamond Memory 32GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Notebook Memory Model BD32G2666MQN28
  • CAS Latency: CL19
  • Features: With decades of experience specializing in memory and server parts, Black Diamond Memory is a proven manufacturer in the industry. Our products currently support over 200,000 configurations as well as support for enterprise servers, desktops, laptops, and a large variety of other devices.
  • Model #: BD32G2666MQN28
  •  
  • $200.99 
  • Free Shipping
Black Diamond Memory 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model BD8G2666MQN22
Quick View
Black Diamond Memory 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model BD8G2666MQN22
  • CAS Latency: CL19
  • Features: With decades of experience specializing in memory and server parts, Black Diamond Memory is a proven manufacturer in the industry. Our products currently support over 200,000 configurations as well as support for enterprise servers, desktops, laptops, and a large variety of other devices.
  • Model #: BD8G2666MQN22
Samsung 1x 16GB DDR4-2666 UDIMM PC4-21300V-U Dual Rank x8 Module
Quick View
SAMSUNG
Samsung 1x 16GB DDR4-2666 UDIMM PC4-21300V-U Dual Rank x8 Module
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Timing: CL 19
  • Buffered/Registered: Unbuffered
  • Model #: M378A2K43CB1-CTD
Hynix 16GB HMA82GS6DJR8N-VK  2666MHz DDR4 RAM is SODIMM PC4-21300 Mac Mini iMac Memory
Quick View
Hynix 16GB HMA82GS6DJR8N-VK 2666MHz DDR4 RAM is SODIMM PC4-21300 Mac Mini iMac Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Model #: HMA82GS6DJR8N-VK
Hynix 32GB(2X16GB) HMA82GS6DJR8N-VK DDR4-2666MHz RAM is SODIMM PC4-21300 1.2V, CL19, 2RX8  PIN-260 Notebook/Laptop Memory
Quick View
SK hynix
Hynix 32GB(2X16GB) HMA82GS6DJR8N-VK DDR4-2666MHz RAM is SODIMM PC4-21300 1.2V, CL19, 2RX8 PIN-260 Notebook/Laptop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Model #: HMA82GS6DJR8N -VK X2
SK Hynix 32GB(2X16GB) HMA82GS6DJR8N-VK 2RX8 DDR4 2666MHz SODIMM PC4-21300 RAM PIN-260 Laptop Memory
Quick View
SK hynix
SK Hynix 32GB(2X16GB) HMA82GS6DJR8N-VK 2RX8 DDR4 2666MHz SODIMM PC4-21300 RAM PIN-260 Laptop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Model #: hynix-16gb-so-2666v X2
SK Hynix 16GB HMA82GS6DJR8N-VK 2RX8 DDR4 2666MHz SODIMM PC4-21300 RAM PIN-260 Laptop Memory
Quick View
SK hynix
SK Hynix 16GB HMA82GS6DJR8N-VK 2RX8 DDR4 2666MHz SODIMM PC4-21300 RAM PIN-260 Laptop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Model #: hynix-16gb-so-2666v
Ballistix Sport LT 8GB Single DDR4 2666 MT/s (PC4-21300) DR x8 DIMM 288-Pin Memory - BLS8G4D26BFSE (Red)
Quick View
Refurbished Ballistix Sport LT 8GB Single DDR4 2666 MT/s (PC4-21300) DR x8 DIMM 288-Pin Memory - BLS8G4D26BFSE (Red)
  • CAS Latency: CL16
  • Voltage: 1.20V
  • Timing: 16-18-18
  • Buffered/Registered: Unbuffered
  • Model #: BLS8G4D26BFSE
Crucial 32GB Kit (16GB x 2) DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory - CT2K16G4DFRA266
Quick View
  •  
  • $281.99 
  • $5.99 Shipping
OWC 16GB DDR4 2666 PC4-21300 CL19 2Rx8 VLP 288-pin 1.2V VLP ECC Unbuffered DIMM Memory RAM Module Upgrade Compatible with Supermicro MicroBlade 6119G-C2 6119G-C4 6119G-T4
Quick View
OWC 16GB DDR4 2666 PC4-21300 CL19 2Rx8 VLP 288-pin 1.2V VLP ECC Unbuffered DIMM Memory RAM Module Upgrade Compatible with Supermicro MicroBlade 6119G-C2 6119G-C4 6119G-T4
  • Voltage: 1.2V
  • Compatible System: Supermicro MicroBlade 6119G-C2 Supermicro MicroBlade 6119G-C4 Supermicro MicroBlade 6119G-T4 Supermicro Motherboard X11SCM-F Supermicro Motherboard X11SCM-LN8F
  • CAS Latency: CL19
  • Part Number: 2E6V42R816GB
  • Model #: OWC2E6V42R816GB-C293-SF
  •  
  • $199.99 
Direct from OWC Direct from OWC
OWC 32GB DDR4 2666 PC4-21300 CL19 2Rx4 VLP 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade for Select Workstations, Servers, and NAS Systems
Quick View
OWC 32GB DDR4 2666 PC4-21300 CL19 2Rx4 VLP 288-pin 1.2V ECC Registered DIMM Memory RAM Module Upgrade for Select Workstations, Servers, and NAS Systems
  • CAS Latency: CL19
  • Voltage: 1.2V
  • Part Number: 2R6V42R432GB
  • Type: 288-Pin DDR4 ECC VLP RDIMM
  • Model #: OWC2R6V42R432GB-SF
  •  
  • $349.99 
Direct from OWC Direct from OWC
A-Tech 64GB (8x8GB) 1Rx8 PC4-21300E DDR4 2666 MHz ECC UDIMM Unbuffered DIMM 288-Pin Single Rank x8 Server & Workstation RAM Memory Upgrade Kit
Quick View
A-Tech 64GB (8x8GB) 1Rx8 PC4-21300E DDR4 2666 MHz ECC UDIMM Unbuffered DIMM 288-Pin Single Rank x8 Server & Workstation RAM Memory Upgrade Kit
  • Chipset: Major Brand Chipset
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Part Number: AT8G8D4D2666US8N12V
  • Model #: AT8G8D4D2666US8N12V
  •  
  • $599.92 
Direct from A-Tech Direct from A-Tech
A-Tech 256GB Kit (4x64GB) RAM for Apple Mac Pro (2019, 8-Core, Rack & Tower) | DDR4 2666/2667MHz PC4-21300 ECC LRDIMM 288-Pin Memory Upgrade
Quick View
A-Tech 256GB Kit (4x64GB) RAM for Apple Mac Pro (2019, 8-Core, Rack & Tower) | DDR4 2666/2667MHz PC4-21300 ECC LRDIMM 288-Pin Memory Upgrade
  • Voltage: 1.20V
  • Compatible System: Apple Mac Systems
  • Parts: Lifetime
  • Labor: Lifetime
  • Model #: NE-MAC-0154
  •  
  • $1,439.96 
Direct from A-Tech Direct from A-Tech
A-Tech 192GB Kit (6x32GB) RAM for Apple Mac Pro (2019, 8-Core, Rack & Tower) | DDR4 2666/2667MHz PC4-21300 ECC LRDIMM 288-Pin Memory Upgrade
Quick View
A-Tech 192GB Kit (6x32GB) RAM for Apple Mac Pro (2019, 8-Core, Rack & Tower) | DDR4 2666/2667MHz PC4-21300 ECC LRDIMM 288-Pin Memory Upgrade
  • Voltage: 1.20V
  • Compatible System: Apple Mac Systems
  • Parts: Lifetime
  • Labor: Lifetime
  • Model #: NE-MAC-0142
  •  
  • $1,527.74 
Direct from A-Tech Direct from A-Tech
A-Tech 512GB (8x64GB) 2S2Rx4 (4Rx4 3DS) PC4-21300R DDR4 2666 MHz ECC RDIMM Registered DIMM 288-Pin Quad Rank x4 3DS/TSV Server & Workstation RAM Memory Upgrade Kit
Quick View
A-Tech 512GB (8x64GB) 2S2Rx4 (4Rx4 3DS) PC4-21300R DDR4 2666 MHz ECC RDIMM Registered DIMM 288-Pin Quad Rank x4 3DS/TSV Server & Workstation RAM Memory Upgrade Kit
  • Chipset: Major Brand Chipset
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Rank: 2S2Rx4 (4Rx4 3DS/TSV)
  • Model #: AT64G8D4D2666RQ4N12V
  •  
  • $3,199.92 
Available Direct from A-Tech Available Direct from A-Tech
Crucial/MICRON MTA36ASF2G72PZ-2G6B1 16GB ECC Registered 2Rx4 PC4 DDR4-2666 Server Memory CT16G4RFD4266
Quick View
Crucial/MICRON MTA36ASF2G72PZ-2G6B1 16GB ECC Registered 2Rx4 PC4 DDR4-2666 Server Memory CT16G4RFD4266
  • Chipset: Micron Chipset
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Multi-channel Kit: Quad Channel Kit
  • Model #: MTA36ASF2G72PZ-2G6B1
Rimlance 8GB (1X8GB) 1.2V DDR4 2666MHZ PC4-21300 SODIMM 1RX8
Quick View
Rimlance 8GB (1X8GB) 1.2V DDR4 2666MHZ PC4-21300 SODIMM 1RX8
  • Buffered/Registered: Unbuffered
  • Model #: RSO21300S8C8
  •  
  • $44.99 
  • Free Shipping
Direct from RIMLANCE Direct from RIMLANCE
16GB RAM Replacement for Crucial CT16G4RFD4266 | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx4 Server Memory
Quick View
16GB RAM Replacement for Crucial CT16G4RFD4266 | DDR4 2666MHz PC4-21300 ECC RDIMM 2Rx4 Server Memory
  • Chipset: Major Brand Chipset
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Rank: 2Rx4
  • Model #: NE-PNR-1629
  •  
  • $133.22 
Direct from A-Tech Direct from A-Tech
Rimlance 16GB (1X16GB) 1.2V DDR4 2666MHz  PC4-21300 ECC UDIMM 2RX8
Quick View
Rimlance 16GB (1X16GB) 1.2V DDR4 2666MHz PC4-21300 ECC UDIMM 2RX8
  • Chipset: Major Brand Chipset
  • CAS Latency: CL19
  • Type: 288-Pin DDR4 SDRAM
  • Rank: 2Rx8
  • Model #: REU21300D8C16
  •  
  • $135.00 
  • Free Shipping
Direct from RIMLANCE Direct from RIMLANCE
Supermicro Certified MEM-DR432L-HL03-ER26 | Hynix 32GB PC4-21300 DDR4 2666MHz 2Rx4 Dual Rank ECC RDIMM Registered 288-Pin Server Memory RAM
Quick View
Supermicro Certified MEM-DR432L-HL03-ER26 | Hynix 32GB PC4-21300 DDR4 2666MHz 2Rx4 Dual Rank ECC RDIMM Registered 288-Pin Server Memory RAM
  • Chipset: Major Brand Chipset
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Rank: 2Rx4
  • Model #: MEM-DR432L-HL03-ER26
  •  
  • $243.64 
Direct from A-Tech Direct from A-Tech
NEMIX RAM 16GB (1X16GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V CL19 288-PIN ECC RDIMM Registered Server Memory Compatible with Dell PowerEdge T440 Tower
Quick View
NEMIX RAM 16GB (1X16GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V CL19 288-PIN ECC RDIMM Registered Server Memory Compatible with Dell PowerEdge T440 Tower
  • Voltage: 1.20V
  • Compatible System: Dell
  • CAS Latency: CL19
  • Part Number: MR21300-628K1
  • Model #: MR21300-628K1-DL-PET440
  •  
  • $99.89 
Direct from NEMIX RAM Direct from NEMIX RAM
NEMIX RAM 16GB (1X16GB) DDR4 2666MHZ PC4-21300 1Rx4 1.2V CL19 288-PIN ECC RDIMM Registered Server Memory Compatible with HPE 815098-B21, 815098-H21, 815098-K21
Quick View
NEMIX RAM 16GB (1X16GB) DDR4 2666MHZ PC4-21300 1Rx4 1.2V CL19 288-PIN ECC RDIMM Registered Server Memory Compatible with HPE 815098-B21, 815098-H21, 815098-K21
  • Voltage: 1.20V
  • Compatible System: HPE
  • CAS Latency: CL19
  • Part Number: MR21300-614K1
  • Model #: MR21300-614-815098-X21
  •  
  • $99.88 
Direct from NEMIX RAM Direct from NEMIX RAM
NEMIX RAM 64GB (1X64GB) DDR4 2666MHZ PC4-21300 4Rx4 1.2V 288-PIN ECC LRDIMM Load Reduced Server Memory Compatible with EMC Dell PowerEdge XR2 Server
Quick View
NEMIX RAM 64GB (1X64GB) DDR4 2666MHZ PC4-21300 4Rx4 1.2V 288-PIN ECC LRDIMM Load Reduced Server Memory Compatible with EMC Dell PowerEdge XR2 Server
  • Chipset: Major OEM Samsung, Micron, Hynix
  • CAS Latency: CL19
  • Voltage: 1.35V
  • Part Number: ML21300-944K1
  • Model #: ML21300-944K1-DL-PEMCXR2
  •  
  • $374.99 
Available Direct from NEMIX RAM Available Direct from NEMIX RAM
8GB RAM Replacement for Kingston KSM26RS8/8HAI, KSM26RS8/8HCI, KSM26RS8/8HDI, KSM26RS8/8MEI, KTD-PE426S8/8G, KTH-PL426S8/8G, KTL-TS426S8/8G | DDR4 2666MHz PC4-21300 ECC RDIMM 1Rx8 Server Memory
Quick View
  •  
  • $53.75 
Direct from A-Tech Direct from A-Tech
16 GB SK HYNIX HMA82GR7AFR8N-VK DDR4 2Rx8 PC4-2666V-RE1-11 ECC REG SERVER Memory
Quick View
SK hynix
16 GB SK HYNIX HMA82GR7AFR8N-VK DDR4 2Rx8 PC4-2666V-RE1-11 ECC REG SERVER Memory
  • Chipset: Major Brand Chipset
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Multi-channel Kit: Quad Channel Kit
  • Model #: AL0012
MTA18ASF2G72PDZ-2G6 Micron 16GB PC4-21300 DDR4-2666MHz ECC Registered CL19 288-Pin DIMM 1.2V Dual Rank Memory Module
Quick View
Crucial Single 16GB DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin non-ECC Memory
Quick View
  •  
  • $163.58 
  • Free Shipping
A-Tech 64GB (8x8GB) 2Rx8 PC4-21300 / PC4-21300E DDR4 2666 MHz ECC UDIMM 1.2V ECC Unbuffered DIMM 288-Pin Dual Rank x8 Server & Workstation RAM Memory Upgrade Kit
Quick View
  •  
  • $599.92 
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for Crucial CT4G4SFS8266 | DDR4 2666MHz PC4-21300 SODIMM 1Rx8 Laptop Memory
Quick View
4GB RAM Replacement for Crucial CT4G4SFS8266 | DDR4 2666MHz PC4-21300 SODIMM 1Rx8 Laptop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Features: Major Brand Chips
  • Model #: 5053772481091
  •  
  • $27.43 
Direct from A-Tech Direct from A-Tech
16GB RAM Replacement for Crucial CT16G4S266M, CT16G4SFD8266, CT16G4SFRA266, CT2K16G4SFD8266 | DDR4 2666MHz PC4-21300 SODIMM 2Rx8 Laptop Memory
Quick View
16GB RAM Replacement for Crucial CT16G4S266M, CT16G4SFD8266, CT16G4SFRA266, CT2K16G4SFD8266 | DDR4 2666MHz PC4-21300 SODIMM 2Rx8 Laptop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Features: Major Brand Chips
  • Model #: 5053772480841
  •  
  • $104.99 
Direct from A-Tech Direct from A-Tech
M471A2K43DB1-CTD Samsung  16GB PC4-21300 DDR4-2666MHz SO-DIMM I7590-7117BLK-PUS
Quick View
SAMSUNG
M471A2K43DB1-CTD Samsung 16GB PC4-21300 DDR4-2666MHz SO-DIMM I7590-7117BLK-PUS
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered / Unregistered
  • Model #: 7427063450949