• In Stock
  • Sold by Newegg
  • Make an Offer
  • New
Department
Brands
Show More
Price
Show More
Capacity
Show More
CAS Latency
ECC
Speed
Type
Voltage
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:
Acer SD100 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model BL.9BWWA.204
Quick View
Acer SD100 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model BL.9BWWA.204
  • CAS Latency: CL19
  • Timing: 19-19-19-43
  • Voltage: 1.2V
  • Heat Spreader: Yes
  • Model #: BL.9BWWA.204
  •  
  • $14.99 
  • Free Shipping
A-Tech 8GB DDR4 2666 MHz ECC SODIMM PC4-21300 ECC Unbuffered SO-DIMM 260-Pin 1.2V 1Rx8 Single Rank RAM Memory Upgrade Module for Microservers, Mobile Workstations, and NAS Servers
Quick View
  •  
  • $34.49 
  • Free Shipping
Available Direct from A-Tech Available Direct from A-Tech
NEMIX RAM 8GB (1X8GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V 260-PIN Non-ECC SODIMM QNAP NAS RAM-8GDR4T0-SO-2666
Quick View
  •  
  • $22.88 
Direct from NEMIX RAM Direct from NEMIX RAM
NEMIX RAM 8GB (1X8GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V 260-PIN Non-ECC SODIMM QNAP NAS RAM-8GDR4K0-SO-2666
Quick View
  •  
  • $22.88 
Direct from NEMIX RAM Direct from NEMIX RAM
Acer SD100 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model BL.9BWWA.204
Quick View
Acer SD100 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model BL.9BWWA.204
  • CAS Latency: CL19
  • Timing: 19-19-19-43
  • Voltage: 1.2V
  • Heat Spreader: Yes
  • Model #: BL.9BWWA.204
  •  
  • $14.99 
  • Free Shipping
Sponsored
A-Tech 8GB (2x4GB) DDR4 2666MHz SODIMM PC4-21300 Non-ECC CL19 1.2V 260-Pin SO-DIMM Laptop Notebook Computer RAM Memory Upgrade Kit
Quick View
A-Tech 8GB (2x4GB) DDR4 2666MHz SODIMM PC4-21300 Non-ECC CL19 1.2V 260-Pin SO-DIMM Laptop Notebook Computer RAM Memory Upgrade Kit
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Multi-channel Kit: Dual Channel Kit
  • Model #: NE-SS-0065
  •  
  • $27.49 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
Sponsored
NEMIX RAM 8GB (1X8GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V 260-PIN ECC Unbuffered SODIMM Compatible with QNAP NAS RAM-8GDR4ECT0-SO-2666
Quick View
  •  
  • $29.99 
Direct from NEMIX RAM Direct from NEMIX RAM
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
  •  
  • $22.78 
  • Free Shipping
Direct from Avarum Direct from Avarum
A-Tech 8GB DDR4 2666MHz SODIMM PC4-21300 Non-ECC Unbuffered CL19 1.2V 260-Pin SO-DIMM Laptop Notebook Computer RAM Memory Upgrade Module
Quick View
A-Tech 8GB DDR4 2666MHz SODIMM PC4-21300 Non-ECC Unbuffered CL19 1.2V 260-Pin SO-DIMM Laptop Notebook Computer RAM Memory Upgrade Module
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Recommend Use: AMD & Intel Compatible
  • Model #: NE-SS-0055
  •  
  • $26.39 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
Sponsored
8GB 4X70R38790 DDR4 2666 Sodimm PC4-21300 RAM Replacement Memory for Lenovo
Quick View
8GB 4X70R38790 DDR4 2666 Sodimm PC4-21300 RAM Replacement Memory for Lenovo
  • Voltage: 1.20V
  • Parts: 5 Years
  • Labor: 5 Years
  • Model #: LE8GB2666SOr1b8-MGSpecific1aMPN/NE
  •  
  • $34.95 
  • Free Shipping
Direct from Arch Memory Direct from Arch Memory
8GB 4X70W30750 DDR4 2666 Sodimm PC4-21300 RAM Replacement Memory for Lenovo
Quick View
8GB 4X70W30750 DDR4 2666 Sodimm PC4-21300 RAM Replacement Memory for Lenovo
  • Voltage: 1.20V
  • Parts: 5 Years
  • Labor: 5 Years
  • Model #: LE8GB2666SOr1b8-MGSpecificaMPN/NE
  •  
  • $34.95 
  • Free Shipping
Direct from Arch Memory Direct from Arch Memory
A-Tech 32GB (2x16GB) DDR4 3200MHz SODIMM PC4-25600 Non-ECC Unbuffered CL22 1.2V 260-Pin SO-DIMM Laptop Notebook Computer RAM Memory Upgrade Kit
Quick View
A-Tech 32GB (2x16GB) DDR4 3200MHz SODIMM PC4-25600 Non-ECC Unbuffered CL22 1.2V 260-Pin SO-DIMM Laptop Notebook Computer RAM Memory Upgrade Kit
  • CAS Latency: CL22
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Multi-channel Kit: Dual Channel Kit
  • Model #: NE-SS-0074
  •  
  • $77.42 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
Sponsored
8GB 3TK88AT 260-Pin DDR4-2666 PC4-21300 Sodimm RAM Replacement Memory for HP
Quick View
8GB 3TK88AT 260-Pin DDR4-2666 PC4-21300 Sodimm RAM Replacement Memory for HP
  • Voltage: 1.20V
  • Parts: 5 Years
  • Labor: 5 Years
  • Model #: HP8GB2666SOr1b8-MGSpecific3MPN/NE
  •  
  • $34.95 
  • Free Shipping
Direct from Arch Memory Direct from Arch Memory
OWC 8GB Replacement for QNAP RAM-8GDR4T0-SO-2666 8GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade
Quick View
OWC 8GB Replacement for QNAP RAM-8GDR4T0-SO-2666 8GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade
  • CAS Latency: CL19
  • Voltage: 1.2V
  • Buffered/Registered: Unbuffered
  • Part Number: 2S6D41R808GB
  • Model #: OWC2S6D41R808GB-B597-SF
  •  
  • $19.99 
  • Free Shipping
Direct from OWC Direct from OWC
NEMIX RAM 32GB (2X16GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V 260-PIN Non-ECC SODIMM Laptop PC Memory KIT
Quick View
NEMIX RAM 32GB (2X16GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V 260-PIN Non-ECC SODIMM Laptop PC Memory KIT
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Part Number: MS21300-628K2
  • Model #: MS21300-628K02-804
  •  
  • $72.77 
  • Free Shipping
Direct from NEMIX RAM Direct from NEMIX RAM
Sponsored
OWC 8GB Replacement for QNAP RAM-8GDR4ECT0-SO-2666 8GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade
Quick View
OWC 8GB Replacement for QNAP RAM-8GDR4ECT0-SO-2666 8GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade
  • CAS Latency: CL19
  • Voltage: 1.2V
  • ECC: Yes
  • Buffered/Registered: Unbuffered
  • Model #: OWC2C6D41R808GB-B576-SF
  •  
  • $31.99 
  • Free Shipping
Direct from OWC Direct from OWC
A-Tech 64GB (2x32GB) DDR4 3200MHz SODIMM PC4-25600 Non-ECC Unbuffered CL22 1.2V 260-Pin SO-DIMM Laptop Notebook Computer RAM Memory Upgrade Kit
Quick View
A-Tech 64GB (2x32GB) DDR4 3200MHz SODIMM PC4-25600 Non-ECC Unbuffered CL22 1.2V 260-Pin SO-DIMM Laptop Notebook Computer RAM Memory Upgrade Kit
  • CAS Latency: CL22
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Multi-channel Kit: Dual Channel Kit
  • Model #: NE-SS-0076
  •  
  • $256.02 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
Sponsored
OWC 8GB Replacement for Synology D4ES03-8G - DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade
Quick View
OWC 8GB Replacement for Synology D4ES03-8G - DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade
  • CAS Latency: CL19
  • Voltage: 1.2V
  • ECC: Yes
  • Buffered/Registered: Unbuffered
  • Model #: OWC2C6D41R808GB-C333-SF
  •  
  • $31.99 
  • Free Shipping
Direct from OWC Direct from OWC
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
A-Tech 32GB DDR4 3200MHz SODIMM PC4-25600 Non-ECC Unbuffered CL22 1.2V 260-Pin SO-DIMM Laptop Notebook Computer RAM Memory Upgrade Module
Quick View
A-Tech 32GB DDR4 3200MHz SODIMM PC4-25600 Non-ECC Unbuffered CL22 1.2V 260-Pin SO-DIMM Laptop Notebook Computer RAM Memory Upgrade Module
  • CAS Latency: CL22
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Recommend Use: AMD & Intel Compatible
  • Model #: NE-SS-0062
  •  
  • $128.01 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
Sponsored
KINGSMAN 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model
Quick View
  •  
  • $18.69 
  • Free Shipping
Direct from KINGSMAN GAMING Direct from KINGSMAN GAMING
Kingston 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Memory (Notebook Memory) Model KCP426SS8/8
Quick View
Kingston 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Memory (Notebook Memory) Model KCP426SS8/8
  • CAS Latency: CL19
  • Timing: 19-19-19
  • Voltage: 1.20V
  • Model #: KCP426SS8/8
A-Tech 16GB DDR4 2666MHz SODIMM PC4-21300 Non-ECC Unbuffered CL19 1.2V 260-Pin SO-DIMM Laptop Notebook Computer RAM Memory Upgrade Module
Quick View
A-Tech 16GB DDR4 2666MHz SODIMM PC4-21300 Non-ECC Unbuffered CL19 1.2V 260-Pin SO-DIMM Laptop Notebook Computer RAM Memory Upgrade Module
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Recommend Use: AMD & Intel Compatible
  • Model #: NE-SS-0059
  •  
  • $42.89 
  • Free Shipping
Direct from A-Tech Direct from A-Tech
Sponsored
8GB AM-RAM-8GDR4T0-SO-2666 260-Pin DDR4-2666 PC4-21300 So-dimm RAM Replacement Memory for Qnap
Quick View
8GB AM-RAM-8GDR4T0-SO-2666 260-Pin DDR4-2666 PC4-21300 So-dimm RAM Replacement Memory for Qnap
  • Voltage: 1.20V
  • Parts: 5 Years
  • Labor: 5 Years
  • Model #: QN8GB2666SOr1b8-TZSpecificMPN/NE
  •  
  • $34.95 
  • Free Shipping
Direct from Arch Memory Direct from Arch Memory
8GB AM-RAM-8GDR4ECT0-SO-2666 260-Pin DDR4-2666 PC4-21300 ECC So-dimm RAM Replacement Memory for Qnap
Quick View
8GB AM-RAM-8GDR4ECT0-SO-2666 260-Pin DDR4-2666 PC4-21300 ECC So-dimm RAM Replacement Memory for Qnap
  • Voltage: 1.20V
  • ECC: Yes
  • Parts: 5 Years
  • Labor: 5 Years
  • Model #: QN8GB2666SOECr1b8-TZSpecificMPN/NE
  •  
  • $72.95 
  • Free Shipping
Direct from Arch Memory Direct from Arch Memory
8GB SNPVMNDFC/8G 260-Pin DDR4-2666 PC4-21300 ECC So-dimm RAM Replacement Memory for Dell
Quick View
8GB SNPVMNDFC/8G 260-Pin DDR4-2666 PC4-21300 ECC So-dimm RAM Replacement Memory for Dell
  • Voltage: 1.20V
  • ECC: Yes
  • Parts: 5 Years
  • Labor: 5 Years
  • Model #: D8GB2666SOECr1b8-TZSpecificMPN/NE
  •  
  • $72.95 
  • Free Shipping
Direct from Arch Memory Direct from Arch Memory
Crucial 16GB (2 x 8GB) 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model CT2K8G4SFRA266
Quick View
Crucial 16GB (2 x 8GB) 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model CT2K8G4SFRA266
  • CAS Latency: CL19
  • Timing: 19-19-19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Model #: CT2K8G4SFRA266
Crucial 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model CT8G4SFRA266
Quick View
Crucial 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model CT8G4SFRA266
  • CAS Latency: CL19
  • Timing: 19-19-19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Model #: CT8G4SFRA266
8GB 92M11-S8D40 AS-8GD4 DDR4-2666 260-Pin So-dimm RAM Replacement Memory for Asustor
Quick View
8GB 92M11-S8D40 AS-8GD4 DDR4-2666 260-Pin So-dimm RAM Replacement Memory for Asustor
  • Voltage: 1.20V
  • Parts: 5 Years
  • Labor: 5 Years
  • Model #: ASR8GB2666SOr1b8-TZSpecificMPN/NE
  •  
  • $34.95 
  • Free Shipping
Direct from Arch Memory Direct from Arch Memory
8GB 92M11-S8ECD40 AS-8GECD4 DDR4-2666 260-Pin ECC So-dimm RAM Replacement Memory for Asustor
Quick View
8GB 92M11-S8ECD40 AS-8GECD4 DDR4-2666 260-Pin ECC So-dimm RAM Replacement Memory for Asustor
  • Voltage: 1.20V
  • ECC: Yes
  • Parts: 5 Years
  • Labor: 5 Years
  • Model #: ASR8GB2666SOECr1b8-TZSpecificMPN/NE
  •  
  • $72.95 
  • Free Shipping
Direct from Arch Memory Direct from Arch Memory
Crucial 8GB Single DDR4 2400 (PC4 19200) 260-Pin SODIMM Memory - CT8G4SFS824A
Quick View
Crucial 8GB Single DDR4 2400 (PC4 19200) 260-Pin SODIMM Memory - CT8G4SFS824A
  • CAS Latency: CL17
  • Timing: 17-17-17
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Model #: CT8G4SFS824A
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
Kingston 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model KCP426SS6/8
Quick View
Kingston 8GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model KCP426SS6/8
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Model #: KCP426SS6/8
  • $23.54
  •  
  • $23.45 
  • Free Shipping
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
A-Tech 16GB (2x8GB) DDR4 2666 MHz ECC SODIMM PC4-21300 ECC Unbuffered SO-DIMM 260-Pin 1.2V 2Rx8 Dual Rank RAM Memory Upgrade Kit for Microservers, Mobile Workstations, and NAS Servers
Quick View
  •  
  • $45.99 
  • Free Shipping
Available Direct from A-Tech Available Direct from A-Tech
NEMIX RAM 32GB (1X32GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V 260-PIN Non-ECC SODIMM Compatible with QNAP NAS RAM-32GDR4T0-SO-2666
Quick View
  •  
  • $73.88 
Direct from NEMIX RAM Direct from NEMIX RAM
NEMIX RAM 4GB (1X4GB) DDR4 2666MHZ PC4-21300 1Rx8 1.2V 260-PIN Non-ECC SODIMM QNAP NAS RAM-4GDR4T0-SO-2666
Quick View
  •  
  • $17.00 
Direct from NEMIX RAM Direct from NEMIX RAM
16GB 4X70U55668 DDR4 2666 Sodimm PC4-21300 RAM Replacement Memory for Lenovo
Quick View
16GB 4X70U55668 DDR4 2666 Sodimm PC4-21300 RAM Replacement Memory for Lenovo
  • Voltage: 1.20V
  • Parts: 5 Years
  • Labor: 5 Years
  • Model #: LE16GB2666SOr2b8-MGSpecific3aMPN/NE
  •  
  • $54.95 
Direct from Arch Memory Direct from Arch Memory
32GB 4X70S69154 DDR4 2666 Sodimm PC4-21300 RAM Replacement Memory for Lenovo
Quick View
32GB 4X70S69154 DDR4 2666 Sodimm PC4-21300 RAM Replacement Memory for Lenovo
  • Voltage: 1.20V
  • Parts: 5 Years
  • Labor: 5 Years
  • Model #: LE32GB2666SOr2b8-MGSpecificaMPN/NE
  •  
  • $99.95 
  • Free Shipping
Direct from Arch Memory Direct from Arch Memory
NEMIX RAM 4GB (1X4GB) DDR4 2666MHZ PC4-21300 1Rx8 1.2V 260-PIN Non-ECC SODIMM QNAP NAS RAM-4GDR4T1-SO-2666
Quick View
  •  
  • $17.00 
Direct from NEMIX RAM Direct from NEMIX RAM
NEMIX RAM 16GB (1X16GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V 260-PIN ECC Unbuffered SODIMM Compatible with QNAP NAS RAM-16GDR4ECT0-SO-2666
Quick View
  •  
  • $44.99 
Direct from NEMIX RAM Direct from NEMIX RAM
NEMIX RAM 16GB (1X16GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V 260-PIN Non-ECC SODIMM Compatible with QNAP NAS RAM-16GDR4T0-SO-2666
Quick View
  •  
  • $36.99 
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
  •  
  • $30.79 
  • Free Shipping
Direct from A-Tech Direct from A-Tech