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Kingston KP4T2F-PSB 4GB
Kingston K821PJ-MIB 16GB

Kingston KP4T2F-PSB 4GB vs Kingston K821PJ-MIB 16GB

Overall score
star star star star star
Kingston KP4T2F-PSB 4GB

Kingston KP4T2F-PSB 4GB

Overall score
star star star star star
Kingston K821PJ-MIB 16GB

Kingston K821PJ-MIB 16GB

Differences Specifications Comments

Differences

Kingston KP4T2F-PSB 4GB Reasons to consider
Kingston KP4T2F-PSB 4GB
Report a bug
  • Faster reading speed, GB/s
    13.9 left arrow 13.8
    Average value in the tests
Kingston K821PJ-MIB 16GB Reasons to consider
Kingston K821PJ-MIB 16GB
Report a bug
  • Below the latency in the PassMark tests, ns
    37 left arrow 38
    Around -3% lower latency
  • Faster write speed, GB/s
    11.0 left arrow 9.3
    Average value in the tests
  • Higher memory bandwidth, mbps
    19200 left arrow 12800
    Around 1.5 higher bandwidth

Specifications

Complete list of technical specifications
Kingston KP4T2F-PSB 4GB
Kingston K821PJ-MIB 16GB
Main characteristics
  • Memory type
    DDR3 left arrow DDR4
  • Latency in PassMark, ns
    38 left arrow 37
  • Read speed, GB/s
    13.9 left arrow 13.8
  • Write speed, GB/s
    9.3 left arrow 11.0
  • Memory bandwidth, mbps
    12800 left arrow 19200
Other
  • Description
    PC3-12800, 1.5V, 1.35V , CAS Supported: 6 7 8 9 10 11 left arrow PC4-19200, 1.2V, CAS Supported: 10 11 12 13 14 15 16 17 18
  • Timings / Clock speed
    9-9-9-24 / 1600 MHz left arrow 15-15-15, 16-16-16, 17-17-17, 18-18-18 / 2400 MHz
  • Ranking PassMark (The more the better)
    2317 left arrow 2458

Kingston KP4T2F-PSB 4GB RAM comparisons

Kingston KP4T2F-MIN 4GB
Samsung M471B5773CHS-CF8 2GB

Kingston K821PJ-MIB 16GB RAM comparisons

Hoodisk Electronics Co Ltd GKE160SO102408-2666 16GB
Samsung M393B1G70BH0-CK0 8GB
RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
RAM 1
RAM 2

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