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Kingston KF2666C16S4/16G 16GB
Kingston KF552C40-16 16GB
Compare
Kingston KF2666C16S4/16G 16GB vs Kingston KF552C40-16 16GB
Overall score
Kingston KF2666C16S4/16G 16GB
Overall score
Kingston KF552C40-16 16GB
Differences
Specifications
Comments
Differences
Reasons to consider
Kingston KF2666C16S4/16G 16GB
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Higher memory bandwidth, mbps
21300
19200
Around 1.11% higher bandwidth
Reasons to consider
Kingston KF552C40-16 16GB
Report a bug
Below the latency in the PassMark tests, ns
30
42
Around -40% lower latency
Faster reading speed, GB/s
15.5
12.7
Average value in the tests
Faster write speed, GB/s
13.2
10.9
Average value in the tests
Specifications
Complete list of technical specifications
Kingston KF2666C16S4/16G 16GB
Kingston KF552C40-16 16GB
Main characteristics
Memory type
DDR4
DDR5
Latency in PassMark, ns
42
30
Read speed, GB/s
12.7
15.5
Write speed, GB/s
10.9
13.2
Memory bandwidth, mbps
21300
19200
Other
Description
PC4-21300, 1.2V, CAS Supported: 11 12 13 14 15 16 17 18
PC5-19200, 1.1V, CAS Supported: 22 26 28 30 32 36 40 42
Timings / Clock speed
17-17-17, 18-18-18, 19-19-19, 20-20-20 / 2666 MHz
no data / 2400 MHz
Ranking PassMark (The more the better)
2715
3343
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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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