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
2521
55
3,933.6
1,557.2
NA
2522
69
5,414.9
3,423.5
NA
2523
63
3,779.5
2,245.0
NA
2524
48
4,739.3
2,002.5
NA
2525
54
1,828.6
1,237.9
NA
2526
90
2,208.3
832.5
NA
2527
51
4,326.2
1,812.8
NA
2539
53
4,335.0
1,401.6
NA
2540
72
2,851.5
1,190.9
NA