RAM
DDR5
DDR4
DDR3
DDR2
About the site
Menu
RAMs
RAM
DDR5
DDR4
DDR3
DDR2
About the site
en
Русский Русский English English Español Español Português Português Deutsch Deutsch Français Français Italiano Italiano Polski Polski 中文 中文 日本語 日本語
Corsair CM2X2048-6400C5 2GB
Corsair CM4X4GF2666C16K4 4GB

Corsair CM2X2048-6400C5 2GB vs Corsair CM4X4GF2666C16K4 4GB

Overall score
star star star star star
Corsair CM2X2048-6400C5 2GB

Corsair CM2X2048-6400C5 2GB

Overall score
star star star star star
Corsair CM4X4GF2666C16K4 4GB

Corsair CM4X4GF2666C16K4 4GB

Differences Specifications Comments

Differences

Corsair CM2X2048-6400C5 2GB Reasons to consider
Corsair CM2X2048-6400C5 2GB
Report a bug
  • Faster reading speed, GB/s
    5 left arrow 15.3
    Average value in the tests
  • Faster write speed, GB/s
    2,549.9 left arrow 10.7
    Average value in the tests
Corsair CM4X4GF2666C16K4 4GB Reasons to consider
Corsair CM4X4GF2666C16K4 4GB
Report a bug
  • Below the latency in the PassMark tests, ns
    34 left arrow 53
    Around -56% lower latency
  • Higher memory bandwidth, mbps
    17000 left arrow 6400
    Around 2.66 higher bandwidth

Specifications

Complete list of technical specifications
Corsair CM2X2048-6400C5 2GB
Corsair CM4X4GF2666C16K4 4GB
Main characteristics
  • Memory type
    DDR2 left arrow DDR4
  • Latency in PassMark, ns
    53 left arrow 34
  • Read speed, GB/s
    5,481.3 left arrow 15.3
  • Write speed, GB/s
    2,549.9 left arrow 10.7
  • Memory bandwidth, mbps
    6400 left arrow 17000
Other
  • Description
    PC2-6400, SSTL 1.8V, CAS Supported: 4 5 left arrow PC4-17000, 1.2V, CAS Supported: 9 10 11 12 13 14 15 16
  • Timings / Clock speed
    5-5-5-15 / 800 MHz left arrow 14-14-14, 15-15-15, 16-16-16 / 2133 MHz
  • Ranking PassMark (The more the better)
    1026 left arrow 2796

Corsair CM2X2048-6400C5 2GB RAM comparisons

Corsair CM2X2048-6400C5DHX 2GB
InnoDisk Corporation 16GB

Corsair CM4X4GF2666C16K4 4GB RAM comparisons

Crucial Technology BLS4G4D240FSE.8FBD 4GB
Kingston 9905403-444.A00LF 4GB
RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
RAM 1
RAM 2

Latest comparisons

G Skill Intl F3-17000CL9-4GBXLD 4GB
G Skill Intl F3-17000CL9-4GBXLD 4GB
V-Color Technology Inc. TA48G30S815GK 8GB
V-Color Technology Inc. TA48G30S815GK 8GB
Memory RAM
Kingston 9905469-153.A00LF 4GB
Kingston 9905469-153.A00LF 4GB
Kingston 9905665-020.A00G 4GB
Kingston 9905665-020.A00G 4GB
Memory RAM
Ramaxel Technology RMR5030ME68F9F1600 4GB
Ramaxel Technology RMR5030ME68F9F1600 4GB
Crucial Technology CT8G4SFS8213.C8FBR1 8GB
Crucial Technology CT8G4SFS8213.C8FBR1 8GB
Memory RAM
Crucial Technology CT25664AA800.M16FG 2GB
Crucial Technology CT25664AA800.M16FG 2GB
Crucial Technology CT8G4DFRA266.C8FE 8GB
Crucial Technology CT8G4DFRA266.C8FE 8GB
Memory RAM
Corsair CM2X2048-6400C5 2GB
Corsair CM2X2048-6400C5 2GB
Corsair CM4X4GF2666C16K4 4GB
Corsair CM4X4GF2666C16K4 4GB
Memory RAM
Kingston HP669238-071-HYC 4GB
Kingston HP669238-071-HYC 4GB
Galaxy Microsystems Ltd. GALAX GOC 2016 8GB
Galaxy Microsystems Ltd. GALAX GOC 2016 8GB
Memory RAM
SK Hynix HYMP112U64CP8-S5 1GB
SK Hynix HYMP112U64CP8-S5 1GB
Thermaltake Technology Co Ltd RA24D408GX2-4400C19A 8GB
Thermaltake Technology Co Ltd RA24D408GX2-4400C19A 8GB
Memory RAM
Crucial Technology CT25664AA800.M16FM 2GB
Crucial Technology CT25664AA800.M16FM 2GB
Neo Forza GKE160SO204808-3200 16GB
Neo Forza GKE160SO204808-3200 16GB
Memory RAM
Lexar Co Limited LD4AU016G-H3200GST 16GB
Lexar Co Limited LD4AU016G-H3200GST 16GB
Corsair CMT32GX4M2Z3200C16 16GB
Corsair CMT32GX4M2Z3200C16 16GB
Memory RAM
Nanya Technology NT2GT64U8HD0BY-AD 2GB
Nanya Technology NT2GT64U8HD0BY-AD 2GB
Corsair CMD16GX4M2C3333C16 8GB
Corsair CMD16GX4M2C3333C16 8GB
Memory RAM
SK Hynix HYMP512S64CP8-Y5 1GB
SK Hynix HYMP512S64CP8-Y5 1GB
Kingston 9965604-033.D00G 16GB
Kingston 9965604-033.D00G 16GB
Memory RAM
SK Hynix HMT325S6CFR8C-H9 2GB
SK Hynix HMT325S6CFR8C-H9 2GB
G Skill Intl F4-4000C19-4GVK 4GB
G Skill Intl F4-4000C19-4GVK 4GB
Memory RAM
SpecTek Incorporated PSD34G13332 4GB
SpecTek Incorporated PSD34G13332 4GB
SanMax Technologies Inc. SMD4-U4G28HA-21P 4GB
SanMax Technologies Inc. SMD4-U4G28HA-21P 4GB
Memory RAM
AMD R538G1601U2S 8GB
AMD R538G1601U2S 8GB
Kingston 9905622-057.A00G 4GB
Kingston 9905622-057.A00G 4GB
Memory RAM