Your Browsing History
- In Stock
- Sold by Newegg
- Make an Offer
- New
Any questions? Our AI beta will help you find out quickly.
Try me now
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
- $27.37
- $27.06 –
- More options from $27.06 - $59.00
- Free Shipping
Quick View
G.SKILL Ripjaws Series 16GB (2 x 8GB) 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model F4-2666C19D-16GRS
- CAS Latency: CL19
- Timing: 19-19-19-43
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Model #: F4-2666C19D-16GRS
- $49.29 –
- More options from $49.29 - $52.99
- Free Shipping
Quick View
G.SKILL Ripjaws Series 4GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model F4-2666C18S-4GRS
- CAS Latency: CL18
- Timing: 18-18-18-43
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Model #: F4-2666C18S-4GRS
- $20.90 –
- More options from $20.90
Quick View
64GB 2x 32GB DDR4 2666MHz PC4-21300 Sodimm Laptop Memory RAM Kit 64G 2666 260pin - OEM
- Model #: BM64G2KITD42666SA23R
- $204.60 –
- Free Shipping
Quick View
in 30 days
- CAS Latency: CL19
- Timing: 19-19-19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Model #: CT16G4SFS8266
- $40.93
- $37.68 –
- Save: $3.25 (7%)
- More options from $37.68 - $52.69
- Free Shipping
Quick View
Crucial 16GB Single DDR4 2666 MT/s (PC4-21300) CL19 DR x8 SODIMM 260-Pin for Mac - CT16G4S266M
- Type: 260-Pin DDR4 SO-DIMM
- Compatibility: For Apple iMac
- CAS Latency: 19
- Voltage: 1.2V
- Model #: CT16G4S266M
- $29.99 –
- More options from $29.99 - $43.48
- Free Shipping
Quick View
Crucial 4GB Single DDR4 2666 MT/s (PC4-21300) CL19 x8 SODIMM 260-Pin Memory - CT4G4SFS8266
- CAS Latency: CL19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Features: Speeds up to 3200 MT/s and faster data rates are expected to be available as DDR4 technology matures Increase bandwidth by up to 30% Reduce Power consumption by up to 40% and extend battery life Faster burst access speeds for improved sequential data throughput Optimized for next Generation Processors and Platforms
- Model #: CT4G4SFS8266
- $14.99 –
- More options from $14.99 - $79.56
- Free Shipping
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
- $23.45 –
- Free Shipping
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
Quick View
Crucial 32GB Kit (16GBx2) DDR4 2666 MT/s (PC4-21300) CL19 DR x8 SODIMM 260-Pin for Mac - CT2K16G4S266M
- Brand: Crucial
- Capacity: 32GB (16 x 2GB)
- Speed: DDR4 2666 (PC4 21300)
- Compatible System: Apple
- Model #: CT2K16G4S266M
- $94.50 –
- More options from $94.50 - $264.40
- Free Shipping
Quick View
Crucial 32GB (2 x 16GB) 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model CT2K16G4SFRA266
- CAS Latency: CL19
- Timing: 19-19-19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Model #: CT2K16G4SFRA266
- $98.99
- $98.50 –
- More options from $79.99 - $244.67
- Free Shipping
Quick View
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
- CAS Latency: CL19
- Voltage: 1.20V
- ECC: Yes
- Buffered/Registered: Unbuffered
- Model #: NE-SS-1658
Quick View
OWC 4GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V SODIMM Memory RAM Module Upgrade Compatible with Synology DiskStation DS425+
- Voltage: 1.2V
- Compatible System: Synology DiskStation DS425+ Synology DiskStation DS1825+ Synology DiskStation DS1825xs+ Synology DiskStation DS725+ Synology DiskStation DS925+
- CAS Latency: CL19
- Part Number: 2S6D41R804GB
- Model #: OWC2S6D41R804GB-C332-SF
Quick View
OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Compatible with Synology DiskStation DS1525+ DS1825+ DS1825xs+ DS725+ DS925+
- Voltage: 1.2V
- Compatible System: Synology DiskStation DS1525+ Synology DiskStation DS1825+ Synology DiskStation DS1825xs+ Synology DiskStation DS725+ Synology DiskStation DS925+
- CAS Latency: CL19
- Part Number: 2C6D41R808GB
- Model #: OWC2C6D41R808GB-C328-SF
Quick View
OWC 16GB DDR4 2666MHz PC4-21300 CL19 2RX8 ECC Unbuffered SODIMM 1.2V 260-pin Memory RAM Compatible with Synology D4ECSO-2666-16G, D4ES01-16G
- Brand: OWC
- Capacity: 16GB
- Speed: DDR4 2666 (PC4 21300)
- ECC: Yes
- Model #: OWC2C6D42R816GB-SF
Quick View
#1 Best Seller
- Voltage: 1.2V
- Compatible System: Synology DiskStation DS220+ Synology DiskStation DS420+ Synology DiskStation DS423+ Synology DiskStation DS720+ Synology DiskStation DS920+
- CAS Latency: CL19
- Part Number: 2S6D41R804GB
- Model #: OWC2S6D41R804GB-B767-SF
Quick View
OWC 64GB (2x32GB) DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Kit Compatible with Synology DiskStation DS723+ DS923+
- Voltage: 1.2V
- Compatible System: Synology DiskStation DS723+ Synology DiskStation DS923+
- CAS Latency: CL19
- Part Number: 2C6D42R8064P
- Model #: OWC2C6D42R8064P-ZAL-SF
Quick View
OWC 64GB (2x32GB) DDR4 2666 PC4-21300 CL19 2Rx8 260-pin 1.2V ECC Unbuffered SODIMM Memory RAM Module Upgrade Kit Compatible with Synology DiskStation DS1821+ DS2422+ DS3622xs+
- Voltage: 1.2V
- Compatible System: Synology DiskStation DS1821+ Synology DiskStation DS2422+ Synology DiskStation DS3622xs+
- CAS Latency: CL19
- Part Number: 2C6D42R8064P
- Model #: OWC2C6D42R8064P-B765-SF
Quick View
OWC 8GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade Compatible with QNAP TS-332X TS-473 TS-673 TS-832PX TS-832X TS-464-4G
- Voltage: 1.2V
- Compatible System: QNAP TS-332X QNAP TS-473 QNAP TS-673 QNAP TS-832PX QNAP TS-832X
- CAS Latency: CL19
- Part Number: 2S6D41R808GB
- Model #: OWC2S6D41R808GB-B552-SF
Quick View
A-Tech 32GB (2x16GB) 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
- CAS Latency: CL19
- Voltage: 1.20V
- ECC: Yes
- Buffered/Registered: Unbuffered
- Model #: NE-SS-0607
Quick View
SAMSUNG 16G 260pin DDR4 SO-DIMM 2Rx8 DDR4 2666MHz (PC4 21300) 1.2V CL19 Laptop Ram Memory
- CAS Latency: CL19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Model #: M471A2K43CB1-CTD
- $30.80 –
- More options from $30.80 - $43.75
- Free Shipping
Quick View
NEMIX RAM 32GB (2X16GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V CL19 260-PIN ECC Unbuffered SODIMM NAS Memory KIT Compatible with Synology D4ECSO-2666-16G
- Voltage: 1.20V
- Compatible System: Synology
- CAS Latency: CL19
- Part Number: MSE21300-628K2
- Model #: MSE21300-628K2-SYN-D4ECSO-2666-16G
Quick View
NEMIX RAM 16GB (1X16GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V CL19 260-PIN ECC Unbuffered SODIMM NAS Memory Compatible with Synology D4ECSO-2666-16G
- Voltage: 1.20V
- Compatible System: Synology
- CAS Latency: CL19
- Part Number: MSE21300-628K1
- Model #: MSE21300-628K1-SYN-D4ECSO-2666-16G
Quick View
NEMIX RAM 8GB (1X8GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V 260-PIN Non-ECC SODIMM QNAP NAS RAM-8GDR4T0-SO-2666
- Model #: MS21300-828K1-QN-RAM-8GDR4T0-SO-2666
Quick View
Kingston - KVR26S19D8/32 - Kingston ValueRAM 32GB DDR4 SDRAM Memory Module - 32 GB - DDR4-2666/PC4-21300 DDR4 SDRAM - CL19 - 1.20 V - Non-ECC - Unbuffered - 260-pin - SoDIMM
- CAS Latency: CL19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered
- Option: N/A
- Model #: KVR26S19D832
- $95.73 –
- More options from $62.00 - $95.73
- Free Shipping
Quick View
- CAS Latency: CL19
- Voltage: 1.20V
- Buffered/Registered: Unbuffered / Unregistered
- Parts: 1 Year
- Model #: M471A4G43MB1-CTD-1
- $87.62 –
- More options from $87.62 - $139.00
- Free Shipping
Quick View
Samsung 16GB DDR4-2666 SODIMM 2Rx8 260-pin Notebook Memory M471A2K43CB1-CTD
- Model #: 7c0-710556000382896
- $31.35 –
- More options from $31.35 - $36.98
- Free Shipping
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
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
Quick View
NEMIX RAM 32GB (2X16GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V 260-PIN ECC Unbuffered SODIMM NAS Memory KIT Compatible with ASUS LOCKERSTOR NAS
- CAS Latency: CL19
- Voltage: 1.20V
- ECC: Yes
- Buffered/Registered: Unbuffered
- Model #: MSE21300-628K2-AS-AS-16GECD4
Quick View
Kingston KSM26SED8/16HD 16GB DDR4 SDRAM Memory Module - 16 GB - DDR4-2666/PC4-21300 DDR4 SDRAM - 2666 MHz - CL19 - 1.20 V - ECC - Unbuffered - 260-pin - SoDIMM -
- Brand: Kingston
- Capacity: 16GB
- Speed: DDR4 2666 (PC4 21300)
- ECC: Yes
- Model #: KSM26SED8/16HD
- $79.99 –
- More options from $61.58 - $112.83
- Free Shipping
Quick View
Black Diamond Memory 16GB 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Laptop Memory Model BD16G2666MQN25
- CAS Latency: CL19
- Voltage: 1.20V
- 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 #: BD16G2666MQN25
- $50.99 –
- Free Shipping
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
- $36.99 –
- More options from $36.99 - $43.95
- Free Shipping
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
- $153.99 –
- Free Shipping
Quick View
Black Diamond Memory 32GB (2 x 16GB) 260-Pin DDR4 SO-DIMM DDR4 2666 (PC4 21300) Notebook Memory Model BD16GX22666MQN25
- 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 #: BD16GX22666MQN25
- $85.99 –
- Free Shipping
Quick View
NEMIX RAM 16GB (2X8GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V CL19 260-PIN Non-ECC Unbuffered SODIMM Memory KIT Compatible with ASUS Laptops, AIO and SFF PC Motherboards
- Brand: NEMIX RAM
- Series: ASUS Laptop, AIO All-in-One PC Compatible Series Memory
- Capacity: 16GB (2 x 8GB)
- Speed: DDR4 2666 (PC4 21300)
- Model #: MS21300-818K2-AS57