Corsair CMX8GX3M2A2000C9 4GB
Corsair CM4B16G7L2666A16K2-O 16GB

Corsair CMX8GX3M2A2000C9 4GB vs Corsair CM4B16G7L2666A16K2-O 16GB

Overall score
star star star star star
Corsair CMX8GX3M2A2000C9 4GB

Corsair CMX8GX3M2A2000C9 4GB

Overall score
star star star star star
Corsair CM4B16G7L2666A16K2-O 16GB

Corsair CM4B16G7L2666A16K2-O 16GB

Differences

  • Below the latency in the PassMark tests, ns
    28 left arrow 35
    Around -25% lower latency
  • Faster reading speed, GB/s
    17.7 left arrow 14.3
    Average value in the tests
  • Faster write speed, GB/s
    14.5 left arrow 9.4
    Average value in the tests
  • Higher memory bandwidth, mbps
    21300 left arrow 8500
    Around 2.51 higher bandwidth

Specifications

Complete list of technical specifications
Corsair CMX8GX3M2A2000C9 4GB
Corsair CM4B16G7L2666A16K2-O 16GB
Main characteristics
  • Memory type
    DDR3 left arrow DDR4
  • Latency in PassMark, ns
    35 left arrow 28
  • Read speed, GB/s
    14.3 left arrow 17.7
  • Write speed, GB/s
    9.4 left arrow 14.5
  • Memory bandwidth, mbps
    8500 left arrow 21300
Other
  • Description
    PC3-8500, 1.5V, CAS Supported: 6 7 8 9 left arrow PC4-21300, 1.2V, CAS Supported: 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
  • Timings / Clock speed
    7-7-7-20 / 1066 MHz left arrow 17-17-17, 18-18-18, 19-19-19, 20-20-20 / 2666 MHz
  • Ranking PassMark (The more the better)
    2479 left arrow 3410
RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
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