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

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

Overall score
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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
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Crucial Technology CT4G4DFS8266.M8FF 4GB RAM comparisons

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Crucial Technology BLS4G4D240FSE.8FBD 4GB
RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
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