Corsair CMSX16GX4M1A2666C18 16GB
Kingston KF556C40-16 16GB

Corsair CMSX16GX4M1A2666C18 16GB vs Kingston KF556C40-16 16GB

Overall score
star star star star star
Corsair CMSX16GX4M1A2666C18 16GB

Corsair CMSX16GX4M1A2666C18 16GB

Overall score
star star star star star
Kingston KF556C40-16 16GB

Kingston KF556C40-16 16GB

Differences

  • Faster reading speed, GB/s
    15.6 left arrow 14.9
    Average value in the tests
  • Faster write speed, GB/s
    13.1 left arrow 13.0
    Average value in the tests
  • Higher memory bandwidth, mbps
    21300 left arrow 19200
    Around 1.11% higher bandwidth
  • Below the latency in the PassMark tests, ns
    26 left arrow 34
    Around -31% lower latency

Specifications

Complete list of technical specifications
Corsair CMSX16GX4M1A2666C18 16GB
Kingston KF556C40-16 16GB
Main characteristics
  • Memory type
    DDR4 left arrow DDR5
  • Latency in PassMark, ns
    34 left arrow 26
  • Read speed, GB/s
    15.6 left arrow 14.9
  • Write speed, GB/s
    13.1 left arrow 13.0
  • Memory bandwidth, mbps
    21300 left arrow 19200
Other
  • Description
    PC4-21300, 1.2V, CAS Supported: 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 left arrow PC5-19200, 1.1V, CAS Supported: 22 26 28 30 32 36 40 42
  • Timings / Clock speed
    17-17-17, 18-18-18, 19-19-19, 20-20-20 / 2666 MHz left arrow no data / 2400 MHz
  • Ranking PassMark (The more the better)
    3043 left arrow 3458
RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
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