Get a $25 Newegg Promo Gift Card when you spend $250+ between 1/17/26 and 1/19/26. Learn More>
  • In Stock
  • Sold by Newegg
  • AI Ready
  • Make an Offer
  • New
Department
Show More
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
Current Promotion
Sold by
Useful Links
Customer Ratings
avatar

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

Sort By:
View:
Avarum RAM equal to 4GB Single DDR4 2666 MT/s (PC4-21300) CL19 x16 UDIMM 288-Pin Memory - CT4G4DFS6266
Quick View
Avarum RAM equal to 4GB Single DDR4 2666 MT/s (PC4-21300) CL19 x16 UDIMM 288-Pin Memory - CT4G4DFS6266
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Timing: 19-19-19
  • Buffered/Registered: Unbuffered
  • Model #: NP109
  •  
  • $26.41 
  • Free Shipping
Direct from Avarum Direct from Avarum
Avarum RAM equal to 8GB (2 x 4GB) DDR4 3200 (PC4 25600) Desktop Memory Model CT2K4G4DFS632A
Quick View
Avarum RAM equal to 8GB (2 x 4GB) DDR4 3200 (PC4 25600) Desktop Memory Model CT2K4G4DFS632A
  • CAS Latency: CL22
  • Voltage: 1.20V
  • Timing: 22-22-22
  • Buffered/Registered: Unbuffered
  • Model #: NP117
  •  
  • $43.04 
  • Free Shipping
Direct from Avarum Direct from Avarum
HP 4GB DDR4 SDRAM Memory Module 13L78AA
Quick View
  •  
  • $39.99 
  • Free Shipping
NEMIX RAM 4GB (1X4GB) DDR4 2666MHZ PC4-21300 1Rx6 1.2V 288-PIN Non-ECC Unbuffered UDIMM Desktop PC Memory Compatible with Hynix HMA851U6CJR6N-VK
Quick View
NEMIX RAM 4GB (1X4GB) DDR4 2666MHZ PC4-21300 1Rx6 1.2V 288-PIN Non-ECC Unbuffered UDIMM Desktop PC Memory Compatible with Hynix HMA851U6CJR6N-VK
  • CAS Latency: CL19
  • Voltage: 1.20V
  • Chipset: Major OEM Samsung, Micron, Hynix
  • Buffered/Registered: Unbuffered
  • Model #: MD21300-416K01-2552
  •  
  • $23.99 
  • Free Shipping
Direct from NEMIX RAM Direct from NEMIX RAM
Vaseky 4GB 2133MHz PC4-17000 DDR4 PC Memory RAM Module for Desktop
Quick View
  •  
  • $58.48 
  • Free Shipping
Direct from allentian Direct from allentian
Vaseky 4GB 2400MHz PC4-19200 DDR4 PC Memory RAM Module for Desktop
Quick View
  •  
  • $58.47 
  • Free Shipping
Direct from allentian Direct from allentian
4GB 2400MHz DDR4 Memory
Quick View
HP
4GB 2400MHz DDR4 Memory
  • Color: Black
  • Model #: Z4Y84UT
  •  
  • $29.99 
  • Free Shipping
XIEDE X054 DDR4 2666MHz 4GB General Full Compatibility Memory RAM Module for Desktop PC
Quick View
  •  
  • $33.99 
  • Free Shipping
Direct from allentian Direct from allentian
XIEDE X069 DDR4 2133MHz 4GB Vest Full Compatibility Memory RAM Module for Desktop PC
Quick View
  •  
  • $56.60 
  • Free Shipping
Direct from allentian Direct from allentian
XIEDE X051 DDR4 2400MHz 4GB General Full Compatibility Memory RAM Module for Desktop PC
Quick View
  •  
  • $48.01 
  • Free Shipping
Direct from allentian Direct from allentian
XIEDE X075 DDR4 2666MHz 4GB Vest Full Compatibility Memory RAM Module for Desktop PC
Quick View
  •  
  • $52.66 
  • Free Shipping
Direct from allentian Direct from allentian
XIEDE X072 DDR4 2400MHz 4GB Vest Full Compatibility Memory RAM Module for Desktop PC
Quick View
  •  
  • $56.60 
  • Free Shipping
Direct from allentian Direct from allentian
HP Z4Y84AA-ABA 4GB 2400mHz DDR4 Memory
Quick View
  •  
  • $29.99 
  • Free Shipping
Hewlett Packard 4VN05UT#ABA 4gb 2666mhz Ddr4 Memory
Quick View
  •  
  • $19.99 
  • Free Shipping
HP 4GB DDR4 SDRAM Memory Module
Quick View
HP
HP 4GB DDR4 SDRAM Memory Module
  • Color: Black
  • Model #: 3TK85AT
Micron Crucial 64GB DDR4 SDRAM Memory Module
Quick View
  •  
  • $1,304.99 
HP 4GB DDR4 SDRAM Memory Module 13L79AT
Quick View
MemoryMasters DDR4 4GB (1x4GB) UDIMM Frequency: 2400MHz (PC4-19200) 1.2 Volt - PSD44G240082
Quick View
  •  
  • $18.00 
  • Free Shipping
HP 4GB (1x4GB) DDR4 2666MHz 288pin DIMM Memory Module 3TK85AT
Quick View
  •  
  • $29.99 
Rimlance 8GB (2X4GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 1RX8
Quick View
Rimlance 8GB (2X4GB) 1.2V DDR4 2666MHZ PC4-21300 UDIMM 1RX8
  • CAS Latency: CL19
  • Multi-channel Kit: Dual Channel Kit
  • Chipset: Major Brand Chipset
  • Buffered/Registered: Unbuffered
  • Model #: RUD21300S8C2K8
  •  
  • $29.99 
  • Free Shipping
Direct from RIMLANCE Direct from RIMLANCE
Rimlance 8GB (2X4GB) 1.2V DDR4 2133MHz PC4-17000 UDIMM 1RX8
Quick View
Rimlance 8GB (2X4GB) 1.2V DDR4 2133MHz PC4-17000 UDIMM 1RX8
  • CAS Latency: CL15
  • Multi-channel Kit: Dual Channel Kit
  • Chipset: Major Brand Chipset
  • Buffered/Registered: Unbuffered
  • Model #: RUD17000S8C2K8
  •  
  • $27.99 
  • Free Shipping
Direct from RIMLANCE Direct from RIMLANCE
Rimlance 8GB (2X4GB) 1.2V DDR4 2400MHZ PC4-19200 UDIMM 1RX8
Quick View
Rimlance 8GB (2X4GB) 1.2V DDR4 2400MHZ PC4-19200 UDIMM 1RX8
  • CAS Latency: CL17
  • Multi-channel Kit: Dual Channel Kit
  • Chipset: Major Brand Chipset
  • Buffered/Registered: Unbuffered
  • Model #: RUD19200S8C2K8
  •  
  • $28.99 
  • Free Shipping
Direct from RIMLANCE Direct from RIMLANCE
OWC 4GB DDR4 2400MHZ PC4-19200 CL17 1RX8 Non-ECC SODIMM 1.2V 260-pin Laptop Notebook Memory RAM Upgrade Module
Quick View
OWC 4GB DDR4 2400MHZ PC4-19200 CL17 1RX8 Non-ECC SODIMM 1.2V 260-pin Laptop Notebook Memory RAM Upgrade Module
  • Brand: OWC
  • Capacity: 4GB
  • Type: 260-Pin DDR4 SO-DIMM
  • Speed: DDR4 2400 (PC4 19200)
  • Model #: OWC2S4D41R804GB
  •  
  • $25.99 
Available Direct from OWC Available Direct from OWC
OWC 4GB DDR4 2666MHz PC4-21300 CL19 1.2V 288-Pin Non-ECC UDIMM Memory RAM Compatible with Dell Optiplex 5060 Tower 5070 Sff 5070 Tower 7060 Sff 7060 Tower
Quick View
OWC 4GB DDR4 2666MHz PC4-21300 CL19 1.2V 288-Pin Non-ECC UDIMM Memory RAM Compatible with Dell Optiplex 5060 Tower 5070 Sff 5070 Tower 7060 Sff 7060 Tower
  • Voltage: 1.2V
  • Compatible System: Dell OptiPlex 5060 Tower Dell OptiPlex 5070 SFF Dell OptiPlex 5070 Tower Dell OptiPlex 7060 SFF Dell OptiPlex 7060 Tower
  • CAS Latency: CL19
  • Part Number: 2U6D41R804GB
  • Model #: OWC2U6D41R804GB-ADY
  •  
  • $25.99 
Available Direct from OWC Available Direct from OWC
OWC 4GB Replacement for Synology D4NS01-4G - DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V SODIMM Memory RAM Module Upgrade
Quick View
OWC 4GB Replacement for Synology D4NS01-4G - DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V SODIMM Memory RAM Module Upgrade
  • CAS Latency: CL19
  • Voltage: 1.2V
  • Buffered/Registered: Unbuffered
  • Part Number: 2S6D41R804GB
  • Model #: OWC2S6D41R804GB-C337-SF
  •  
  • $25.99 
Direct from OWC Direct from OWC
OWC 4GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade Compatible with Synology DiskStation DS220+ DS224+ DS420+ DS423+ DS720+ DS920+
Quick View
OWC 4GB DDR4 2666 PC4-21300 CL19 1Rx8 260-pin 1.2V Non-ECC SODIMM Memory RAM Module Upgrade Compatible with Synology DiskStation DS220+ DS224+ DS420+ DS423+ DS720+ DS920+
  • 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
  •  
  • $25.99 
Available Direct from OWC Available Direct from OWC
4GB RAM Replacement for Micron MTA4ATF51264HZ-3G2R1 | DDR4 3200MHz PC4-25600 SODIMM 1Rx16 Laptop Memory
Quick View
4GB RAM Replacement for Micron MTA4ATF51264HZ-3G2R1 | DDR4 3200MHz PC4-25600 SODIMM 1Rx16 Laptop Memory
  • CAS Latency: CL22
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Features: MTA4ATF51264HZ-3G2R1
  • Model #: NE-PNR-2112
  •  
  • $26.15 
Direct from A-Tech Direct from A-Tech
OWC 4GB DDR4 2666MHz PC4-21300 CL19 1.2V 288-Pin Non-ECC UDIMM Memory RAM Compatible with Lenovo Ideacentre 310S-08Asr 310S-08Igm 510S-07Icb 510S-08Ikl
Quick View
OWC 4GB DDR4 2666MHz PC4-21300 CL19 1.2V 288-Pin Non-ECC UDIMM Memory RAM Compatible with Lenovo Ideacentre 310S-08Asr 310S-08Igm 510S-07Icb 510S-08Ikl
  • Voltage: 1.2V
  • Compatible System: Lenovo IdeaCentre 310S-08ASR Lenovo IdeaCentre 310S-08IGM Lenovo IdeaCentre 510S-07ICB Lenovo IdeaCentre 510S-08IKL
  • CAS Latency: CL19
  • Part Number: 2U6D41R804GB
  • Model #: OWC2U6D41R804GB-AEY
  •  
  • $25.99 
Available Direct from OWC Available Direct from OWC
4GB RAM Replacement for Crucial CT4G4SFS632A | DDR4 3200MHz PC4-25600 SODIMM 1Rx16 Laptop Memory
Quick View
4GB RAM Replacement for Crucial CT4G4SFS632A | DDR4 3200MHz PC4-25600 SODIMM 1Rx16 Laptop Memory
  • CAS Latency: CL22
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Features: Major Brand Chips
  • Model #: 5053772481107
  •  
  • $30.17 
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for Crucial CT2K4G4SFS8213, CT4G4SFS8213 | DDR4 2133MHz PC4-17000 SODIMM 1Rx8 Laptop Memory
Quick View
4GB RAM Replacement for Crucial CT2K4G4SFS8213, CT4G4SFS8213 | DDR4 2133MHz PC4-17000 SODIMM 1Rx8 Laptop Memory
  • CAS Latency: CL15
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Features: Major Brand Chips
  • Model #: 5053772481077
  •  
  • $27.43 
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
4GB RAM Replacement for Synology D4NESO-2666-4G | DDR4 2666MHz PC4-21300 SODIMM 260-Pin 1Rx8 NAS Memory RS820RP+, RS820+, DS920+, DS720+, DS420+, DS220+, DS2419+, DS2419+II, DS1819+, DVA3219, DS1618+
Quick View
  •  
  • $32.56 
Direct from A-Tech Direct from A-Tech
4GB RAM Replacement for IBM-Lenovo 01AG810, 01AG862, 01AG873, 01AG883, 01FR306 | DDR4 2400MHz PC4-19200 SODIMM Laptop Memory
Quick View
4GB RAM Replacement for IBM-Lenovo 01AG810, 01AG862, 01AG873, 01AG883, 01FR306 | DDR4 2400MHz PC4-19200 SODIMM Laptop Memory
  • CAS Latency: CL17
  • Voltage: 1.20V
  • Buffered/Registered: Unbuffered
  • Features: Major Brand Chips
  • Model #: 5053772486256
  •  
  • $27.43 
Direct from A-Tech Direct from A-Tech
Asustor AS6704T v2 Lockerstor 4 Gen2+ 4 Bay NAS, Quad-Core 2.0GHz CPU, 2x5GbE ,4GB RAM DDR4, 4x M.2 SSD Slots (Diskless)
Quick View
Asustor AS6704T v2 Lockerstor 4 Gen2+ 4 Bay NAS, Quad-Core 2.0GHz CPU, 2x5GbE ,4GB RAM DDR4, 4x M.2 SSD Slots (Diskless)
  • Brand: Asustor
  • Included HDD Capacity: Diskless System
  • Form Factor: 4-Bay
  • Supported Protocols: CIFS / SMB, SMB 2.0 / 3.0, AFP, NFS, FTP (Unicode Supported), TFTP, WebDAV, Rsync, SSH, SFTP, iSCSI/IP-SAN, HTTP, HTTPS, Proxy, SNMP, Syslog
  • Model #: AS6704T v2
  •  
  • $619.99 
  • Free Shipping