SK Hynix HMT451S6BFR8A-PB 4GB
SK Hynix HMA851U6CJR6N-VK 4GB

SK Hynix HMT451S6BFR8A-PB 4GB vs SK Hynix HMA851U6CJR6N-VK 4GB

Overall score
star star star star star
SK Hynix HMT451S6BFR8A-PB 4GB

SK Hynix HMT451S6BFR8A-PB 4GB

Overall score
star star star star star
SK Hynix HMA851U6CJR6N-VK 4GB

SK Hynix HMA851U6CJR6N-VK 4GB

Differences

  • Below the latency in the PassMark tests, ns
    32 left arrow 44
    Around -38% lower latency
  • Faster reading speed, GB/s
    16.8 left arrow 12.3
    Average value in the tests
  • Faster write speed, GB/s
    12.1 left arrow 7.8
    Average value in the tests
  • Higher memory bandwidth, mbps
    21300 left arrow 12800
    Around 1.66 higher bandwidth

Specifications

Complete list of technical specifications
SK Hynix HMT451S6BFR8A-PB 4GB
SK Hynix HMA851U6CJR6N-VK 4GB
Main characteristics
  • Memory type
    DDR3 left arrow DDR4
  • Latency in PassMark, ns
    44 left arrow 32
  • Read speed, GB/s
    12.3 left arrow 16.8
  • Write speed, GB/s
    7.8 left arrow 12.1
  • Memory bandwidth, mbps
    12800 left arrow 21300
Other
  • Description
    PC3-12800, 1.5V, 1.35V , CAS Supported: 5 6 7 8 9 10 11 left arrow PC4-21300, 1.2V, CAS Supported: 10 11 12 13 14 15 16 17 18 19 20
  • Timings / Clock speed
    9-9-9-24 / 1600 MHz left arrow 17-17-17, 18-18-18, 19-19-19, 20-20-20 / 2666 MHz
  • Ranking PassMark (The more the better)
    1977 left arrow 2641
RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
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