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G Skill Intl F3-1600C11-4GIS 4GB
G Skill Intl F4-2666C15-4GRR 4GB

G Skill Intl F3-1600C11-4GIS 4GB vs G Skill Intl F4-2666C15-4GRR 4GB

Overall score
star star star star star
G Skill Intl F3-1600C11-4GIS 4GB

G Skill Intl F3-1600C11-4GIS 4GB

Overall score
star star star star star
G Skill Intl F4-2666C15-4GRR 4GB

G Skill Intl F4-2666C15-4GRR 4GB

Differences Specifications Comments

Differences

G Skill Intl F3-1600C11-4GIS 4GB Reasons to consider
G Skill Intl F3-1600C11-4GIS 4GB
Report a bug
  • Below the latency in the PassMark tests, ns
    35 left arrow 36
    Around 3% lower latency
  • Faster reading speed, GB/s
    15.5 left arrow 15.3
    Average value in the tests
G Skill Intl F4-2666C15-4GRR 4GB Reasons to consider
G Skill Intl F4-2666C15-4GRR 4GB
Report a bug
  • Faster write speed, GB/s
    11.7 left arrow 9.0
    Average value in the tests
  • Higher memory bandwidth, mbps
    17000 left arrow 12800
    Around 1.33 higher bandwidth

Specifications

Complete list of technical specifications
G Skill Intl F3-1600C11-4GIS 4GB
G Skill Intl F4-2666C15-4GRR 4GB
Main characteristics
  • Memory type
    DDR3 left arrow DDR4
  • Latency in PassMark, ns
    35 left arrow 36
  • Read speed, GB/s
    15.5 left arrow 15.3
  • Write speed, GB/s
    9.0 left arrow 11.7
  • Memory bandwidth, mbps
    12800 left arrow 17000
Other
  • Description
    PC3-12800, 1.5V, CAS Supported: 6 7 8 9 10 11 left arrow PC4-17000, 1.2V, CAS Supported: 9 11 12 13 14 15 16 18 19
  • Timings / Clock speed
    9-9-9-24 / 1600 MHz left arrow 14-14-14, 15-15-15, 16-16-16 / 2133 MHz
  • Ranking PassMark (The more the better)
    2405 left arrow 2935

G Skill Intl F3-1600C11-4GIS 4GB RAM comparisons

G Skill Intl F3-1600C11-4GISL 4GB
Essencore Limited KD48GS88J-26N1900 8GB

G Skill Intl F4-2666C15-4GRR 4GB RAM comparisons

Hoodisk Electronics Co Ltd GKE160SO102408-2666 16GB
Crucial Technology BLS4G4D240FSE.8FBD 4GB
RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
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