DDR2 Memory Modules

DDR2 increases the data transfer rate by a factor of 2 as compared to DDR. It has 240 pins on PCB (120 on each side)
Memory name
Latency (ns)
Read (MB/s)
Write (MB/s)
Price
2542
61
3,286.3
1,686.5
NA
2543
40
6,398.5
2,941.5
NA
2544
44
5,329.9
2,472.6
NA
2545
52
4,821.8
2,185.7
NA
2546
52
4,458.6
1,574.6
NA
2547
54
4,236.5
1,616.0
NA
2554
60
4,213.6
2,275.6
NA
2556
66
3,199.3
1,465.8
NA