RAM comparison G Skill Intl F3-12800CL7-4GBXM 4GB vs G Skill Intl F4-2666C18-8GTZR 8GB

G Skill Intl F3-12800CL7-4GBXM 4GB vs G Skill Intl F4-2666C18-8GTZR 8GB

Overall score

G Skill Intl F3-12800CL7-4GBXM 4GB

Overall score

Differences Specifications Comments

Reasons to consider
G Skill Intl F3-12800CL7-4GBXM 4GB

Reasons to consider
G Skill Intl F4-2666C18-8GTZR 8GB

Below the latency in the PassMark tests, ns

28 36

Around -29% lower latency
Faster reading speed, GB/s

17.1 14.8

Average value in the tests
Faster write speed, GB/s

14.1 8.7

Average value in the tests
Higher memory bandwidth, mbps

21300 10600

Around 2.01 higher bandwidth

Complete list of technical specifications

G Skill Intl F3-12800CL7-4GBXM 4GB

G Skill Intl F4-2666C18-8GTZR 8GB

Main characteristics

Other

Description

PC3-10600, 1.5V, CAS Supported: 6 7 8 9 PC4-21300, 1.2V, CAS Supported: 9 11 13 15 17 18
Timings / Clock speed

7-7-7-20 / 1333 MHz 17-17-17, 18-18-18, 19-19-19, 20-20-20 / 2666 MHz
Ranking PassMark (The more the better)

2481 3379

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) *

Frequency (Mhz) *

Absolute Latency

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