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Corsair CMD16GX3M2A1866C9 8GB
Corsair CM4X4GF2666Z16K4 4GB
Compare
Corsair CMD16GX3M2A1866C9 8GB vs Corsair CM4X4GF2666Z16K4 4GB
Overall score
Corsair CMD16GX3M2A1866C9 8GB
Overall score
Corsair CM4X4GF2666Z16K4 4GB
Differences
Specifications
Comments
Differences
Reasons to consider
Corsair CMD16GX3M2A1866C9 8GB
Report a bug
Below the latency in the PassMark tests, ns
34
46
Around 26% lower latency
Faster reading speed, GB/s
16
11.4
Average value in the tests
Reasons to consider
Corsair CM4X4GF2666Z16K4 4GB
Report a bug
Faster write speed, GB/s
12.3
10.3
Average value in the tests
Higher memory bandwidth, mbps
21300
10600
Around 2.01 higher bandwidth
Specifications
Complete list of technical specifications
Corsair CMD16GX3M2A1866C9 8GB
Corsair CM4X4GF2666Z16K4 4GB
Main characteristics
Memory type
DDR3
DDR4
Latency in PassMark, ns
34
46
Read speed, GB/s
16.0
11.4
Write speed, GB/s
10.3
12.3
Memory bandwidth, mbps
10600
21300
Other
Description
PC3-10600, 1.5V, CAS Supported: 6 7 9
PC4-21300, 1.2V, CAS Supported: 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
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)
2782
2541
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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
0 ns
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