Crucial Technology CT51264AC800.C16FC 4GB
Shenzhen Xingmem Technology Corp CM4X8GF2666C1XMP 8GB

Crucial Technology CT51264AC800.C16FC 4GB vs Shenzhen Xingmem Technology Corp CM4X8GF2666C1XMP 8GB

Overall score
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Crucial Technology CT51264AC800.C16FC 4GB

Crucial Technology CT51264AC800.C16FC 4GB

Overall score
star star star star star
Shenzhen Xingmem Technology Corp CM4X8GF2666C1XMP 8GB

Shenzhen Xingmem Technology Corp CM4X8GF2666C1XMP 8GB

Differences

  • Below the latency in the PassMark tests, ns
    62 left arrow 71
    Around 13% lower latency
  • Faster reading speed, GB/s
    4 left arrow 14.5
    Average value in the tests
  • Faster write speed, GB/s
    8.0 left arrow 2,378.6
    Average value in the tests
  • Higher memory bandwidth, mbps
    21300 left arrow 6400
    Around 3.33 higher bandwidth

Specifications

Complete list of technical specifications
Crucial Technology CT51264AC800.C16FC 4GB
Shenzhen Xingmem Technology Corp CM4X8GF2666C1XMP 8GB
Main characteristics
  • Memory type
    DDR2 left arrow DDR4
  • Latency in PassMark, ns
    62 left arrow 71
  • Read speed, GB/s
    4,670.6 left arrow 14.5
  • Write speed, GB/s
    2,378.6 left arrow 8.0
  • Memory bandwidth, mbps
    6400 left arrow 21300
Other
  • Description
    PC2-6400, SSTL 1.8V, CAS Supported: 4 5 6 left arrow PC4-21300, 1.2V, CAS Supported: 10 11 12 13 14 15 16 17 18
  • Timings / Clock speed
    5-5-5-15 / 800 MHz left arrow 17-17-17, 18-18-18, 19-19-19, 20-20-20 / 2666 MHz
  • Ranking PassMark (The more the better)
    861 left arrow 1863
RAM Latency Calculator
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