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SK Hynix HYMP512U64CP8-Y5 1GB
Heoriady HX2666CX15D4/4G 4GB
Compare
SK Hynix HYMP512U64CP8-Y5 1GB vs Heoriady HX2666CX15D4/4G 4GB
Overall score
SK Hynix HYMP512U64CP8-Y5 1GB
Overall score
Heoriady HX2666CX15D4/4G 4GB
Differences
Specifications
Comments
Differences
Reasons to consider
SK Hynix HYMP512U64CP8-Y5 1GB
Report a bug
Below the latency in the PassMark tests, ns
63
77
Around 18% lower latency
Faster reading speed, GB/s
3
14.7
Average value in the tests
Reasons to consider
Heoriady HX2666CX15D4/4G 4GB
Report a bug
Faster write speed, GB/s
7.6
1,583.7
Average value in the tests
Higher memory bandwidth, mbps
21300
5300
Around 4.02 higher bandwidth
Specifications
Complete list of technical specifications
SK Hynix HYMP512U64CP8-Y5 1GB
Heoriady HX2666CX15D4/4G 4GB
Main characteristics
Memory type
DDR2
DDR4
Latency in PassMark, ns
63
77
Read speed, GB/s
3,895.6
14.7
Write speed, GB/s
1,583.7
7.6
Memory bandwidth, mbps
5300
21300
Other
Description
PC2-5300, SSTL 1.8V, CAS Supported: 3 4 5
PC4-21300, 1.2V, CAS Supported: 10 11 12 13 14 15 16 17 18
Timings / Clock speed
5-5-5-15 / 667 MHz
17-17-17, 18-18-18, 19-19-19, 20-20-20 / 2666 MHz
Ranking PassMark (The more the better)
639
1688
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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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