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

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

Sort By:
View:
Avexir DDR4 8GB (1x8GB) 2666MHz (PC4-21300) 288-pin CL19 1.2V UDIMM Desktop Memory Module RAM SOLID RED
Quick View
Avexir DDR4 8GB (1x8GB) 2666MHz (PC4-21300) 288-pin CL19 1.2V UDIMM Desktop Memory Module RAM SOLID RED
  • CAS Latency: CL19
  • Timing: 19-19-19-43
  • Color: Red
  • Heat Spreader: Yes
  • Model #: AVD4UZ326661908G-1SOE
  •  
  • $45.99 
  • Free Shipping
Patriot Memory Signature Line 8GB (1x8GB) DDR4 2666MHz (PC4-21300) UDIMM Memory Module 1.2V - PSD48G266681
Quick View
Patriot Memory Signature Line 8GB (1x8GB) DDR4 2666MHz (PC4-21300) UDIMM Memory Module 1.2V - PSD48G266681
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Timing: 19-19-19-43
  • Buffered/Registered: Unbuffered
  • Model #: PSD48G266681
8GB RAM Replacement for Hynix HMA81GU6CJR8N-VK, HMA81GU6DJR8N-VK, HMA81GU6JJR8N-VK | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
Quick View
8GB RAM Replacement for Hynix HMA81GU6CJR8N-VK, HMA81GU6DJR8N-VK, HMA81GU6JJR8N-VK | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772474550
  •  
  • $63.91 
Direct from A-Tech Direct from A-Tech
OWC 16GB Replacement for QNAP RAM-16GDR4ECT0-UD-2666 RAM-16GDR4ECP0-UD-2666 16GB DDR4 2666 PC4-21300 CL19 2Rx8 288-pin 1.2V ECC Unbuffered UDIMM Memory RAM Module Upgrade
Quick View
OWC 16GB Replacement for QNAP RAM-16GDR4ECT0-UD-2666 RAM-16GDR4ECP0-UD-2666 16GB DDR4 2666 PC4-21300 CL19 2Rx8 288-pin 1.2V ECC Unbuffered UDIMM Memory RAM Module Upgrade
  • CAS Latency: CL19
  • Voltage: 1.2V
  • Recommend Use: Workstations, Servers, and NAS Systems
  • ECC: Yes
  • Model #: OWC2E6D42R816GB-B580-SF
  •  
  • $145.99 
Direct from OWC Direct from OWC
Kingston - KTH-PL426/16G - Kingston 16GB DDR4 SDRAM Memory Module - 16 GB - DDR4 SDRAM - 2666 MHz - ECC - Registered
Quick View
Kingston - KTH-PL426/16G - Kingston 16GB DDR4 SDRAM Memory Module - 16 GB - DDR4 SDRAM - 2666 MHz - ECC - Registered
  • CAS Latency: CL19
  • BIOS/Performance Profile: Intel XMP 2.0
  • Color: Black
  • LED Color: None
  • Model #: KTH-PL426/16G
8GB RAM Replacement for Kingston HX426C13SB2K4/32, HX426C15FBK2/16 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
Quick View
8GB RAM Replacement for Kingston HX426C13SB2K4/32, HX426C15FBK2/16 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772488625
  •  
  • $63.91 
Direct from A-Tech Direct from A-Tech
Rimlance 4GB (1X4GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 1RX16
Quick View
Rimlance 4GB (1X4GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 1RX16
  • CAS Latency: CL19
  • Chipset: Major Brand Chipset
  • Buffered/Registered: Unbuffered
  • Model #: RUD21300S6C4
  •  
  • $18.99 
  • Free Shipping
Direct from RIMLANCE Direct from RIMLANCE
Black Diamond Memory 64GB (2 x 32GB) 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model BD32GX22666MQN28
Quick View
Black Diamond Memory 64GB (2 x 32GB) 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model BD32GX22666MQN28
  • 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 #: BD32GX22666MQN28
  •  
  • $401.99 
  • Free Shipping
4GB RAM Replacement for Hynix HMA851U6JJR6N-VK | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
Quick View
4GB RAM Replacement for Hynix HMA851U6JJR6N-VK | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chipset
  • Recommend Use: Compatible Replacement for Hynix HMA851U6JJR6N-VK
  • Model #: NE-PNR-1824
  •  
  • $23.77 
Direct from A-Tech Direct from A-Tech
Black Diamond Memory 16GB (2 x 8GB) 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model BD8GX22666MQN22
Quick View
Black Diamond Memory 16GB (2 x 8GB) 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model BD8GX22666MQN22
  • 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 #: BD8GX22666MQN22
Crucial 16GB Kit (8GB x 2) DDR4 2666 MT/s (PC4-21300) UDIMM 288-Pin Memory - CT2K8G4DFRA266
Quick View
  •  
  • $153.99 
  • $5.99 Shipping
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
NEMIX RAM 4GB (1X4GB) DDR4 2666MHZ PC4-21300 1Rx8 1.2V 260-PIN Non-ECC SODIMM QNAP NAS RAM-4GDR4A0-SO-2666
Quick View
  •  
  • $38.99 
Direct from NEMIX RAM Direct from NEMIX RAM
8GB RAM Replacement for Crucial CT8G4SFS8266 | DDR4 2666MHz PC4-21300 SODIMM 1Rx8 Laptop Memory
Quick View
8GB RAM Replacement for Crucial CT8G4SFS8266 | DDR4 2666MHz PC4-21300 SODIMM 1Rx8 Laptop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Features: Major Brand Chips
  • Model #: 5053772481299
  •  
  • $67.10 
Direct from A-Tech Direct from A-Tech
NEMIX RAM 8GB (1X8GB) DDR4 2666MHZ PC4-21300 1Rx8 1.2V 288-PIN Non-ECC Unbuffered UDIMM Desktop PC Memory Compatible with Supermicro MEM-DR480LB-UN26
Quick View
NEMIX RAM 8GB (1X8GB) DDR4 2666MHZ PC4-21300 1Rx8 1.2V 288-PIN Non-ECC Unbuffered UDIMM Desktop PC Memory Compatible with Supermicro MEM-DR480LB-UN26
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major OEM Samsung, Micron, Hynix
  • Buffered/Registered: Unbuffered
  • Model #: MEM-DR480LB-UN26
  •  
  • $57.99 
  • Free Shipping
Direct from NEMIX RAM Direct from NEMIX RAM
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
OWC 16GB Replacement for QNAP RAM-16GDR4ECT0-SO-2666 16GB DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade
Quick View
OWC 16GB Replacement for QNAP RAM-16GDR4ECT0-SO-2666 16GB DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade
  • Brand: OWC
  • Capacity: 16GB
  • Type: 260-Pin DDR4 SO-DIMM
  • Speed: DDR4 2666 (PC4 21300)
  • Model #: OWC2C6D42R816GB-B577-SF
  •  
  • $145.99 
Direct from OWC Direct from OWC
8GB RAM Replacement for Crucial CT8G4DFD8266 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
Quick View
8GB RAM Replacement for Crucial CT8G4DFD8266 | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772481190
  •  
  • $63.91 
Direct from A-Tech Direct from A-Tech
8GB RAM Replacement for Crucial BLS8G4D26BFSBK, BLS8G4D26BFSTK, CT2K8G4DFS8266, CT4K8G4DFS8266, CT8G4DFRA266, CT8G4DFS8266 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
Quick View
8GB RAM Replacement for Crucial BLS8G4D26BFSBK, BLS8G4D26BFSTK, CT2K8G4DFS8266, CT4K8G4DFS8266, CT8G4DFRA266, CT8G4DFS8266 | DDR4 2666MHz PC4-21300 DIMM 1Rx8 Desktop Memory
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major Brand Chips
  • Recommend Use: AMD & Intel Compatible
  • Model #: 5053772481183
  •  
  • $63.91 
Direct from A-Tech Direct from A-Tech
OWC 64GB (4x16GB) DDR4 2666MHz PC4-21300 CL19 2RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC
Quick View
OWC 64GB (4x16GB) DDR4 2666MHz PC4-21300 CL19 2RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC
  • CAS Latency: CL19
  • Voltage: 1.2V
  • Multi-channel Kit: Dual Channel Kit
  • Recommend Use: Desktops
  • Model #: OWC2U6D42R8064S
  •  
  • $489.01 
Direct from OWC Direct from OWC
8GB DDR4 2666MHz PC4-21300 CL19 ECC Registered 288pin Hynix Memory HMA81GR7AFR8N-VK
Quick View
OWC 64GB (8x8GB) DDR4 2666MHz PC4-21300 CL19 1RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC
Quick View
OWC 64GB (8x8GB) DDR4 2666MHz PC4-21300 CL19 1RX8 Non-ECC UDIMM 1.2V 288-pin Desktop Memory RAM Upgrade for PC
  • CAS Latency: CL19
  • Voltage: 1.2V
  • Multi-channel Kit: Dual Channel Kit
  • Recommend Use: Desktops
  • Model #: OWC2U6D41R8064K
  •  
  • $522.64 
Direct from OWC Direct from OWC
NEMIX RAM 16GB (1X16GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V 288-PIN Non-ECC Unbuffered UDIMM Desktop PC Memory Compatible with Supermicro MEM-DR416LD-UN26
Quick View
NEMIX RAM 16GB (1X16GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V 288-PIN Non-ECC Unbuffered UDIMM Desktop PC Memory Compatible with Supermicro MEM-DR416LD-UN26
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major OEM Samsung, Micron, Hynix
  • Buffered/Registered: Unbuffered
  • Model #: MEM-DR416LD-UN26
  •  
  • $111.99 
  • Free Shipping
Direct from NEMIX RAM Direct from NEMIX RAM
32GB RAM Replacement for Hynix HMAA4GU6AJR8N-VK, HMAA4GU6CJR8N-VK | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
Quick View
32GB RAM Replacement for Hynix HMAA4GU6AJR8N-VK, HMAA4GU6CJR8N-VK | DDR4 2666MHz PC4-21300 DIMM 2Rx8 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772474819
  •  
  • $192.90 
Direct from A-Tech Direct from A-Tech
Hynix 16GB HMA82GS6DJR8N-VK DDR4-2666MHz RAM is SODIMM PC4-21300 1.2V CL19 2RX8 PIN-260 Notebook/Laptop Memory
Quick View
SK hynix
Hynix 16GB 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 X1
4GB RAM Replacement for Hynix HMA851U6CJR6N-VK, HMA851U6DJR6N-VK | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
Quick View
4GB RAM Replacement for Hynix HMA851U6CJR6N-VK, HMA851U6DJR6N-VK | DDR4 2666MHz PC4-21300 DIMM 1Rx16 Desktop Memory
  • Voltage: 1.20V
  • Recommend Use: AMD & Intel Compatible
  • Buffered/Registered: Unbuffered
  • Tested Frequency: 2666
  • Model #: 5053772474796
  •  
  • $27.43 
Direct from A-Tech Direct from A-Tech
Avarum RAM equal to 8GB Kit (4GBx2) DDR4 2666 MT/s (PC4-21300) CL19 x8 SODIMM 260-Pin Memory - CT2K4G4SFS8266
Quick View
Avarum RAM equal to 8GB Kit (4GBx2) DDR4 2666 MT/s (PC4-21300) CL19 x8 SODIMM 260-Pin Memory - CT2K4G4SFS8266
  • CAS Latency: CL19
  • Timing: 19-19-19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Model #: NP115
  •  
  • $43.04 
  • Free Shipping
Direct from Avarum Direct from Avarum
Hynix 8GB PC4-21300 DDR4-2666MHz 260-Pin SODIMM 1.2V Single Rank Memory Module HMA81GS6CJR8N-VK
Quick View
OWC 4GB Replacement for QNAP RAM-4GDR4A0-SO-2666 RAM-4GDR4T0-SO-2666 RAM-4GDR4T1-SO-2666 4GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade
Quick View
  •  
  • $35.99 
Direct from OWC Direct from OWC