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
Crucial Technology CT25664AA800.M16FM 2GB
Crucial Technology CT4G4DFS8266.M8FF 4GB

Crucial Technology CT25664AA800.M16FM 2GB vs Crucial Technology CT4G4DFS8266.M8FF 4GB

Overall score
star star star star star
Crucial Technology CT25664AA800.M16FM 2GB

Crucial Technology CT25664AA800.M16FM 2GB

Overall score
star star star star star
Crucial Technology CT4G4DFS8266.M8FF 4GB

Crucial Technology CT4G4DFS8266.M8FF 4GB

Differences Specifications Comments

Differences

Crucial Technology CT25664AA800.M16FM 2GB Reasons to consider
Crucial Technology CT25664AA800.M16FM 2GB
Report a bug
  • Below the latency in the PassMark tests, ns
    51 left arrow 65
    Around 22% lower latency
  • Faster reading speed, GB/s
    5 left arrow 16.2
    Average value in the tests
Crucial Technology CT4G4DFS8266.M8FF 4GB Reasons to consider
Crucial Technology CT4G4DFS8266.M8FF 4GB
Report a bug
  • Faster write speed, GB/s
    8.0 left arrow 2,135.0
    Average value in the tests
  • Higher memory bandwidth, mbps
    21300 left arrow 6400
    Around 3.33 higher bandwidth

Specifications

Complete list of technical specifications
Crucial Technology CT25664AA800.M16FM 2GB
Crucial Technology CT4G4DFS8266.M8FF 4GB
Main characteristics
  • Memory type
    DDR2 left arrow DDR4
  • Latency in PassMark, ns
    51 left arrow 65
  • Read speed, GB/s
    5,021.4 left arrow 16.2
  • Write speed, GB/s
    2,135.0 left arrow 8.0
  • Memory bandwidth, mbps
    6400 left arrow 21300
Other
  • Description
    PC2-6400, SSTL 1.8V, CAS Supported: 4 5 6 left arrow PC4-21300, 1.2V, CAS Supported: 10 12 13 14 15 16 17 18 19 20
  • Timings / Clock speed
    5-5-5-15 / 800 MHz left arrow 17-17-17, 18-18-18, 19-19-19, 20-20-20 / 2666 MHz
  • Ranking PassMark (The more the better)
    855 left arrow 1824

Crucial Technology CT25664AA800.M16FM 2GB RAM comparisons

Kingston 9905471-006.A01LF 4GB
Smart Modular SF4641G8CKHI6DFSEG 8GB

Crucial Technology CT4G4DFS8266.M8FF 4GB RAM comparisons

Hoodisk Electronics Co Ltd GKE160SO102408-2666 16GB
Crucial Technology BLS4G4D240FSE.8FBD 4GB
RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
RAM 1
RAM 2

Latest comparisons

Hexon Technology Pte Ltd HEXON 1GB
Hexon Technology Pte Ltd HEXON 1GB
Crucial Technology BLS8G4D32AESEK.M8FE 8GB
Crucial Technology BLS8G4D32AESEK.M8FE 8GB
Memory RAM
Samsung M3 78T2953EZ3-CF7 1GB
Samsung M3 78T2953EZ3-CF7 1GB
Apacer Technology D12.2344DT.001 4GB
Apacer Technology D12.2344DT.001 4GB
Memory RAM
Ramaxel Technology RMR5030MM58E8F1600 2GB
Ramaxel Technology RMR5030MM58E8F1600 2GB
Essencore Limited IM48GS88N26-JJJHA0 8GB
Essencore Limited IM48GS88N26-JJJHA0 8GB
Memory RAM
Kingston ACR512X64D3S13C9G 4GB
Kingston ACR512X64D3S13C9G 4GB
Crucial Technology CT8G4DFS6266.M4FB 8GB
Crucial Technology CT8G4DFS6266.M4FB 8GB
Memory RAM
Samsung M393B1G70QH0-YK0 8GB
Samsung M393B1G70QH0-YK0 8GB
Kingston 8ATF1G64HZ-2G3B2 8GB
Kingston 8ATF1G64HZ-2G3B2 8GB
Memory RAM
Kingston KHX1600C9D3/8G 8GB
Kingston KHX1600C9D3/8G 8GB
Crucial Technology CT8G4DFS824A.M8FA 8GB
Crucial Technology CT8G4DFS824A.M8FA 8GB
Memory RAM
Hynix Semiconductor (Hyundai Electronics) GKE160SO102408-2400 16GB
Hynix Semiconductor (Hyundai Electronics) GKE160SO10240
Crucial Technology BLE16G4D30AEEA.K16FB 16GB
Crucial Technology BLE16G4D30AEEA.K16FB 16GB
Memory RAM
G Skill Intl F3-17000CL11-4GBXL 4GB
G Skill Intl F3-17000CL11-4GBXL 4GB
Crucial Technology BL16G26C16U4R.16FE 16GB
Crucial Technology BL16G26C16U4R.16FE 16GB
Memory RAM
G Skill Intl F3-1333C9-4GIS 4GB
G Skill Intl F3-1333C9-4GIS 4GB
Corsair CMWX8GD3600C18W4 8GB
Corsair CMWX8GD3600C18W4 8GB
Memory RAM
Apacer Technology 78.01G86.9H50C 1GB
Apacer Technology 78.01G86.9H50C 1GB
Apacer Technology 78.CAGQ7.ARC0B 8GB
Apacer Technology 78.CAGQ7.ARC0B 8GB
Memory RAM
Kingston 99U5403-036.A00G 4GB
Kingston 99U5403-036.A00G 4GB
Kingmax Semiconductor GLLH22F-18KII5------ 16GB
Kingmax Semiconductor GLLH22F-18KII5------ 16GB
Memory RAM
Kingston ACR512X64D3S13C9G 4GB
Kingston ACR512X64D3S13C9G 4GB
Corsair CMV16GX4M1A2133C15 16GB
Corsair CMV16GX4M1A2133C15 16GB
Memory RAM
Ramaxel Technology RMT3170EB68F9W1600 4GB
Ramaxel Technology RMT3170EB68F9W1600 4GB
Maxsun MSD48G32Q3 8GB
Maxsun MSD48G32Q3 8GB
Memory RAM
Kingston KHX318C10FR/8G 8GB
Kingston KHX318C10FR/8G 8GB
A-DATA Technology AM1P24HC4R1-BUNS 4GB
A-DATA Technology AM1P24HC4R1-BUNS 4GB
Memory RAM