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Corsair CM2X2048-6400C5 2GB
SK Hynix HMA851S6DJR6N-VK 4GB

Corsair CM2X2048-6400C5 2GB vs SK Hynix HMA851S6DJR6N-VK 4GB

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

Corsair CM2X2048-6400C5 2GB

Overall score
star star star star star
SK Hynix HMA851S6DJR6N-VK 4GB

SK Hynix HMA851S6DJR6N-VK 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
    Average value in the tests
  • Faster write speed, GB/s
    2,549.9 left arrow 11.2
    Average value in the tests
SK Hynix HMA851S6DJR6N-VK 4GB Reasons to consider
SK Hynix HMA851S6DJR6N-VK 4GB
Report a bug
  • Below the latency in the PassMark tests, ns
    40 left arrow 53
    Around -33% lower latency
  • Higher memory bandwidth, mbps
    21300 left arrow 6400
    Around 3.33 higher bandwidth

Specifications

Complete list of technical specifications
Corsair CM2X2048-6400C5 2GB
SK Hynix HMA851S6DJR6N-VK 4GB
Main characteristics
  • Memory type
    DDR2 left arrow DDR4
  • Latency in PassMark, ns
    53 left arrow 40
  • Read speed, GB/s
    5,481.3 left arrow 15.0
  • Write speed, GB/s
    2,549.9 left arrow 11.2
  • Memory bandwidth, mbps
    6400 left arrow 21300
Other
  • Description
    PC2-6400, SSTL 1.8V, CAS Supported: 4 5 left arrow PC4-21300, 1.2V, CAS Supported: 10 11 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)
    1026 left arrow 2100

Corsair CM2X2048-6400C5 2GB RAM comparisons

Corsair CM2X2048-6400C5DHX 2GB
InnoDisk Corporation 16GB

SK Hynix HMA851S6DJR6N-VK 4GB RAM comparisons

Kingston 9905458-017.A01LF 4GB
Hoodisk Electronics Co Ltd GKE160SO102408-2666 16GB
RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
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