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Corsair CM2X1024-8500C5D 1GB
Corsair CM4B8G1L2666A18S4 8GB
Compare
Corsair CM2X1024-8500C5D 1GB vs Corsair CM4B8G1L2666A18S4 8GB
Overall score
Corsair CM2X1024-8500C5D 1GB
Overall score
Corsair CM4B8G1L2666A18S4 8GB
Differences
Specifications
Comments
Differences
Reasons to consider
Corsair CM2X1024-8500C5D 1GB
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Faster reading speed, GB/s
4
11.4
Average value in the tests
Faster write speed, GB/s
2,034.7
12.7
Average value in the tests
Reasons to consider
Corsair CM4B8G1L2666A18S4 8GB
Report a bug
Below the latency in the PassMark tests, ns
32
48
Around -50% lower latency
Higher memory bandwidth, mbps
21300
6400
Around 3.33 higher bandwidth
Specifications
Complete list of technical specifications
Corsair CM2X1024-8500C5D 1GB
Corsair CM4B8G1L2666A18S4 8GB
Main characteristics
Memory type
DDR2
DDR4
Latency in PassMark, ns
48
32
Read speed, GB/s
4,295.1
11.4
Write speed, GB/s
2,034.7
12.7
Memory bandwidth, mbps
6400
21300
Other
Description
PC2-6400, SSTL 1.8V, CAS Supported: 4 5
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
5-5-5-15 / 800 MHz
17-17-17, 18-18-18, 19-19-19, 20-20-20 / 2666 MHz
Ranking PassMark (The more the better)
650
2804
Corsair CM2X1024-8500C5D 1GB RAM comparisons
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Corsair CM4B8G1L2666A18S4 8GB RAM comparisons
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RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
RAM 1
CAS Latency (CL) *
Frequency (Mhz) *
calculate
Absolute Latency
0 ns
RAM 2
CAS Latency (CL) *
Frequency (Mhz) *
calculate
Absolute Latency
0 ns
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