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G Skill Intl F5-6400J3239G16G 16GB
G Skill Intl F4-4000C18-16GTZR 16GB

G Skill Intl F5-6400J3239G16G 16GB vs G Skill Intl F4-4000C18-16GTZR 16GB

Overall score
star star star star star
G Skill Intl F5-6400J3239G16G 16GB

G Skill Intl F5-6400J3239G16G 16GB

Overall score
star star star star star
G Skill Intl F4-4000C18-16GTZR 16GB

G Skill Intl F4-4000C18-16GTZR 16GB

Differences Specifications Comments

Differences

G Skill Intl F5-6400J3239G16G 16GB Reasons to consider
G Skill Intl F5-6400J3239G16G 16GB
Report a bug
  • Below the latency in the PassMark tests, ns
    26 left arrow 30
    Around 13% lower latency
  • Faster write speed, GB/s
    15.7 left arrow 15.5
    Average value in the tests
G Skill Intl F4-4000C18-16GTZR 16GB Reasons to consider
G Skill Intl F4-4000C18-16GTZR 16GB
Report a bug
  • Faster reading speed, GB/s
    19.3 left arrow 17.8
    Average value in the tests
  • Higher memory bandwidth, mbps
    21300 left arrow 19200
    Around 1.11 higher bandwidth

Specifications

Complete list of technical specifications
G Skill Intl F5-6400J3239G16G 16GB
G Skill Intl F4-4000C18-16GTZR 16GB
Main characteristics
  • Memory type
    DDR5 left arrow DDR4
  • Latency in PassMark, ns
    26 left arrow 30
  • Read speed, GB/s
    17.8 left arrow 19.3
  • Write speed, GB/s
    15.7 left arrow 15.5
  • Memory bandwidth, mbps
    19200 left arrow 21300
Other
  • Description
    PC5-19200, 1.1V, CAS Supported: 22 28 30 32 36 40 42 left arrow PC4-21300, 1.2V, CAS Supported: 10 11 12 13 14 15 16 17 18 19 20 21 22 23
  • Timings / Clock speed
    no data / 2400 MHz left arrow 17-17-17, 18-18-18, 19-19-19, 20-20-20 / 2666 MHz
  • Ranking PassMark (The more the better)
    3867 left arrow 3701

G Skill Intl F5-6400J3239G16G 16GB RAM comparisons

Corsair CMK16GX4M2K4266C16 8GB
Kingston 9905783-025.A01G 16GB

G Skill Intl F4-4000C18-16GTZR 16GB RAM comparisons

Hoodisk Electronics Co Ltd GKE160SO102408-2666 16GB
Patriot Memory (PDP Systems) PSD34G16002 4GB
RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
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