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Crucial Technology CT25664AA800.M16FM 2GB
Crucial Technology CT4G4DFS8266.M8FE 4GB
Compare
Crucial Technology CT25664AA800.M16FM 2GB vs Crucial Technology CT4G4DFS8266.M8FE 4GB
Overall score
Crucial Technology CT25664AA800.M16FM 2GB
Overall score
Crucial Technology CT4G4DFS8266.M8FE 4GB
Differences
Specifications
Comments
Differences
Reasons to consider
Crucial Technology CT25664AA800.M16FM 2GB
Report a bug
Below the latency in the PassMark tests, ns
51
74
Around 31% lower latency
Faster reading speed, GB/s
5
15.4
Average value in the tests
Reasons to consider
Crucial Technology CT4G4DFS8266.M8FE 4GB
Report a bug
Faster write speed, GB/s
8.0
2,135.0
Average value in the tests
Higher memory bandwidth, mbps
21300
6400
Around 3.33 higher bandwidth
Specifications
Complete list of technical specifications
Crucial Technology CT25664AA800.M16FM 2GB
Crucial Technology CT4G4DFS8266.M8FE 4GB
Main characteristics
Memory type
DDR2
DDR4
Latency in PassMark, ns
51
74
Read speed, GB/s
5,021.4
15.4
Write speed, GB/s
2,135.0
8.0
Memory bandwidth, mbps
6400
21300
Other
Description
PC2-6400, SSTL 1.8V, CAS Supported: 4 5 6
PC4-21300, 1.2V, CAS Supported: 10 12 13 14 15 16 17 18 19 20
Timings / Clock speed
5-5-5-15 / 800 MHz
17-17-17, 18-18-18, 19-19-19, 20-20-20 / 2666 MHz
Ranking PassMark (The more the better)
855
1714
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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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