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Kingston KP4T2F-PSB 4GB
Kingston XW21KG-MIE-NX 8GB
Compare
Kingston KP4T2F-PSB 4GB vs Kingston XW21KG-MIE-NX 8GB
Overall score
Kingston KP4T2F-PSB 4GB
Overall score
Kingston XW21KG-MIE-NX 8GB
Differences
Specifications
Comments
Differences
Reasons to consider
Kingston KP4T2F-PSB 4GB
Report a bug
Below the latency in the PassMark tests, ns
38
39
Around 3% lower latency
Reasons to consider
Kingston XW21KG-MIE-NX 8GB
Report a bug
Faster reading speed, GB/s
16.5
13.9
Average value in the tests
Faster write speed, GB/s
10.4
9.3
Average value in the tests
Higher memory bandwidth, mbps
21300
12800
Around 1.66 higher bandwidth
Specifications
Complete list of technical specifications
Kingston KP4T2F-PSB 4GB
Kingston XW21KG-MIE-NX 8GB
Main characteristics
Memory type
DDR3
DDR4
Latency in PassMark, ns
38
39
Read speed, GB/s
13.9
16.5
Write speed, GB/s
9.3
10.4
Memory bandwidth, mbps
12800
21300
Other
Description
PC3-12800, 1.5V, 1.35V , CAS Supported: 6 7 8 9 10 11
PC4-21300, 1.2V, CAS Supported: 10 11 12 13 14 15 16 17 18 19 20
Timings / Clock speed
9-9-9-24 / 1600 MHz
17-17-17, 18-18-18, 19-19-19, 20-20-20 / 2666 MHz
Ranking PassMark (The more the better)
2317
2680
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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
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