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G Skill Intl F3-14900CL8-4GBXM 4GB
G Skill Intl F4-2666C18-8GTZR 8GB
Compare
G Skill Intl F3-14900CL8-4GBXM 4GB vs G Skill Intl F4-2666C18-8GTZR 8GB
Overall score
G Skill Intl F3-14900CL8-4GBXM 4GB
Overall score
G Skill Intl F4-2666C18-8GTZR 8GB
Differences
Specifications
Comments
Differences
Reasons to consider
G Skill Intl F3-14900CL8-4GBXM 4GB
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Faster reading speed, GB/s
17.4
17.1
Average value in the tests
Reasons to consider
G Skill Intl F4-2666C18-8GTZR 8GB
Report a bug
Below the latency in the PassMark tests, ns
28
31
Around -11% lower latency
Faster write speed, GB/s
14.1
10.9
Average value in the tests
Higher memory bandwidth, mbps
21300
12800
Around 1.66 higher bandwidth
Specifications
Complete list of technical specifications
G Skill Intl F3-14900CL8-4GBXM 4GB
G Skill Intl F4-2666C18-8GTZR 8GB
Main characteristics
Memory type
DDR3
DDR4
Latency in PassMark, ns
31
28
Read speed, GB/s
17.4
17.1
Write speed, GB/s
10.9
14.1
Memory bandwidth, mbps
12800
21300
Other
Description
PC3-12800, 1.5V, CAS Supported: 6 7 8 9 10 11
PC4-21300, 1.2V, CAS Supported: 9 11 13 15 17 18
Timings / Clock speed
9-9-9-24 / 1600 MHz
17-17-17, 18-18-18, 19-19-19, 20-20-20 / 2666 MHz
Ranking PassMark (The more the better)
2735
3379
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RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
RAM 1
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Absolute Latency
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RAM 2
CAS Latency (CL) *
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Absolute Latency
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