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SK Hynix HMA851S6CJR6N-XN 4GB
SK Hynix HMA851S6JJR6N-VK 4GB
Compare
SK Hynix HMA851S6CJR6N-XN 4GB vs SK Hynix HMA851S6JJR6N-VK 4GB
Overall score
SK Hynix HMA851S6CJR6N-XN 4GB
Overall score
SK Hynix HMA851S6JJR6N-VK 4GB
Differences
Specifications
Comments
Differences
Reasons to consider
SK Hynix HMA851S6CJR6N-XN 4GB
Report a bug
Faster write speed, GB/s
11.6
11.5
Average value in the tests
Higher memory bandwidth, mbps
25600
21300
Around 1.2% higher bandwidth
Reasons to consider
SK Hynix HMA851S6JJR6N-VK 4GB
Report a bug
Below the latency in the PassMark tests, ns
36
38
Around -6% lower latency
Faster reading speed, GB/s
15.4
15.1
Average value in the tests
Specifications
Complete list of technical specifications
SK Hynix HMA851S6CJR6N-XN 4GB
SK Hynix HMA851S6JJR6N-VK 4GB
Main characteristics
Memory type
DDR4
DDR4
Latency in PassMark, ns
38
36
Read speed, GB/s
15.1
15.4
Write speed, GB/s
11.6
11.5
Memory bandwidth, mbps
25600
21300
Other
Description
PC4-25600, 1.2V, CAS Supported: 10 11 12 13 14 15 16 17 18 19 20 21 22 24
PC4-21300, 1.2V, CAS Supported: 10 11 12 13 14 15 16 17 18 19 20
Timings / Clock speed
20-20-20, 22-22-22, 24-24-24 / 3200 MHz
17-17-17, 18-18-18, 19-19-19, 20-20-20 / 2666 MHz
Ranking PassMark (The more the better)
2382
2320
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RAM Latency Calculator
Calculate Ram speed clock interval in nanosecond format
RAM 1
CAS Latency (CL) *
Frequency (Mhz) *
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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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