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
481
55
3,812.0
1,764.5
NA
482
56
4,057.9
1,853.6
NA
483
69
3,165.3
1,757.0
NA
484
68
2,775.1
1,701.5
NA
485
59
3,407.9
1,557.6
NA
486
71
3,028.1
1,585.0
NA
487
72
3,471.0
1,559.0
NA
488
69
4,213.3
2,345.8
NA
489
84
2,710.5
1,881.7
NA
490
49
4,133.0
1,993.8
NA
491
57
4,205.0
1,649.0
NA
492
50
5,255.1
2,413.7
NA
493
53
4,920.4
2,244.8
NA
494
98
2,618.4
1,815.8
NA
495
87
2,878.0
2,010.0
NA
496
58
3,403.7
2,067.2
NA
497
106
2,967.6
2,025.9
NA
498
55
3,509.0
1,441.0
NA
499
55
3,461.3
1,255.2
NA
500
72
4,887.1
3,257.0
NA