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Corsair CM2X2048-6400C5 2GB
Corsair CMR16GX4M2C 8GB

Corsair CM2X2048-6400C5 2GB vs Corsair CMR16GX4M2C 8GB

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

Corsair CM2X2048-6400C5 2GB

Overall score
star star star star star
Corsair CMR16GX4M2C 8GB

Corsair CMR16GX4M2C 8GB

Differences Specifications Comments

Differences

Corsair CM2X2048-6400C5 2GB Reasons to consider
Corsair CM2X2048-6400C5 2GB
Report a bug
  • Below the latency in the PassMark tests, ns
    53 left arrow 66
    Around 20% lower latency
  • Faster reading speed, GB/s
    5 left arrow 11.4
    Average value in the tests
Corsair CMR16GX4M2C 8GB Reasons to consider
Corsair CMR16GX4M2C 8GB
Report a bug
  • Faster write speed, GB/s
    7.2 left arrow 2,549.9
    Average value in the tests
  • Higher memory bandwidth, mbps
    17000 left arrow 6400
    Around 2.66 higher bandwidth

Specifications

Complete list of technical specifications
Corsair CM2X2048-6400C5 2GB
Corsair CMR16GX4M2C 8GB
Main characteristics
  • Memory type
    DDR2 left arrow DDR4
  • Latency in PassMark, ns
    53 left arrow 66
  • Read speed, GB/s
    5,481.3 left arrow 11.4
  • Write speed, GB/s
    2,549.9 left arrow 7.2
  • 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 1604

Corsair CM2X2048-6400C5 2GB RAM comparisons

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Corsair CMR16GX4M2C 8GB RAM comparisons

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RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
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