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Corsair CM3X8GA2400C11Y2R 8GB
Corsair CM4B8G7L2666A16K2-O 8GB

Corsair CM3X8GA2400C11Y2R 8GB vs Corsair CM4B8G7L2666A16K2-O 8GB

Overall score
star star star star star
Corsair CM3X8GA2400C11Y2R 8GB

Corsair CM3X8GA2400C11Y2R 8GB

Overall score
star star star star star
Corsair CM4B8G7L2666A16K2-O 8GB

Corsair CM4B8G7L2666A16K2-O 8GB

Differences Specifications Comments

Differences

Corsair CM3X8GA2400C11Y2R 8GB Reasons to consider
Corsair CM3X8GA2400C11Y2R 8GB
Report a bug
  • Below the latency in the PassMark tests, ns
    20 left arrow 26
    Around 23% lower latency
  • Faster reading speed, GB/s
    19.1 left arrow 17.7
    Average value in the tests
Corsair CM4B8G7L2666A16K2-O 8GB Reasons to consider
Corsair CM4B8G7L2666A16K2-O 8GB
Report a bug
  • Faster write speed, GB/s
    13.2 left arrow 13.1
    Average value in the tests
  • Higher memory bandwidth, mbps
    21300 left arrow 10600
    Around 2.01 higher bandwidth

Specifications

Complete list of technical specifications
Corsair CM3X8GA2400C11Y2R 8GB
Corsair CM4B8G7L2666A16K2-O 8GB
Main characteristics
  • Memory type
    DDR3 left arrow DDR4
  • Latency in PassMark, ns
    20 left arrow 26
  • Read speed, GB/s
    19.1 left arrow 17.7
  • Write speed, GB/s
    13.1 left arrow 13.2
  • Memory bandwidth, mbps
    10600 left arrow 21300
Other
  • Description
    PC3-10600, 1.5V, CAS Supported: 5 6 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 / 1333 MHz left arrow 17-17-17, 18-18-18, 19-19-19, 20-20-20 / 2666 MHz
  • Ranking PassMark (The more the better)
    3252 left arrow 3266

Corsair CM3X8GA2400C11Y2R 8GB RAM comparisons

Avexir Technologies Corporation DDR3-2800 CL12 8GB 8GB
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Corsair CM4B8G7L2666A16K2-O 8GB RAM comparisons

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RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
RAM 1
RAM 2

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