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Kingston KF2666C16S4/16G 16GB
Kingston KF552C40-16 16GB

Kingston KF2666C16S4/16G 16GB vs Kingston KF552C40-16 16GB

Overall score
star star star star star
Kingston KF2666C16S4/16G 16GB

Kingston KF2666C16S4/16G 16GB

Overall score
star star star star star
Kingston KF552C40-16 16GB

Kingston KF552C40-16 16GB

Differences Specifications Comments

Differences

Kingston KF2666C16S4/16G 16GB Reasons to consider
Kingston KF2666C16S4/16G 16GB
Report a bug
  • Higher memory bandwidth, mbps
    21300 left arrow 19200
    Around 1.11% higher bandwidth
Kingston KF552C40-16 16GB Reasons to consider
Kingston KF552C40-16 16GB
Report a bug
  • Below the latency in the PassMark tests, ns
    30 left arrow 42
    Around -40% lower latency
  • Faster reading speed, GB/s
    15.5 left arrow 12.7
    Average value in the tests
  • Faster write speed, GB/s
    13.2 left arrow 10.9
    Average value in the tests

Specifications

Complete list of technical specifications
Kingston KF2666C16S4/16G 16GB
Kingston KF552C40-16 16GB
Main characteristics
  • Memory type
    DDR4 left arrow DDR5
  • Latency in PassMark, ns
    42 left arrow 30
  • Read speed, GB/s
    12.7 left arrow 15.5
  • Write speed, GB/s
    10.9 left arrow 13.2
  • Memory bandwidth, mbps
    21300 left arrow 19200
Other
  • Description
    PC4-21300, 1.2V, CAS Supported: 11 12 13 14 15 16 17 18 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)
    2715 left arrow 3343

Kingston KF2666C16S4/16G 16GB RAM comparisons

Hoodisk Electronics Co Ltd GKE160SO102408-2666 16GB
Patriot Memory (PDP Systems) PSD38G1600L2S 8GB

Kingston KF552C40-16 16GB RAM comparisons

Kingston KF560C40-16 16GB
G Skill Intl F4-3000C15-8GRK 8GB
RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
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