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Corsair CM2X1024-8500C5D 1GB
Kingston HX421C14FB/4 4GB
Compare
Corsair CM2X1024-8500C5D 1GB vs Kingston HX421C14FB/4 4GB
Overall score
Corsair CM2X1024-8500C5D 1GB
Overall score
Kingston HX421C14FB/4 4GB
Differences
Specifications
Comments
Differences
Reasons to consider
Corsair CM2X1024-8500C5D 1GB
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Faster reading speed, GB/s
4
16.8
Average value in the tests
Faster write speed, GB/s
2,034.7
12.2
Average value in the tests
Reasons to consider
Kingston HX421C14FB/4 4GB
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Below the latency in the PassMark tests, ns
30
48
Around -60% lower latency
Higher memory bandwidth, mbps
17000
6400
Around 2.66 higher bandwidth
Specifications
Complete list of technical specifications
Corsair CM2X1024-8500C5D 1GB
Kingston HX421C14FB/4 4GB
Main characteristics
Memory type
DDR2
DDR4
Latency in PassMark, ns
48
30
Read speed, GB/s
4,295.1
16.8
Write speed, GB/s
2,034.7
12.2
Memory bandwidth, mbps
6400
17000
Other
Description
PC2-6400, SSTL 1.8V, CAS Supported: 4 5
PC4-17000, 1.2V, CAS Supported: 9 11 12 13 14 15 16
Timings / Clock speed
5-5-5-15 / 800 MHz
14-14-14, 15-15-15, 16-16-16 / 2133 MHz
Ranking PassMark (The more the better)
650
2730
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RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
RAM 1
CAS Latency (CL) *
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Absolute Latency
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RAM 2
CAS Latency (CL) *
Frequency (Mhz) *
calculate
Absolute Latency
0 ns
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