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
262
43
5,459.3
2,285.7
NA
263
103
1,918.1
1,015.4
NA
264
49
3,668.6
1,936.9
NA
265
69
3,258.1
2,167.8
NA
267
63
2,870.6
1,444.5
NA
268
58
3,907.4
1,434.9
NA
269
57
4,161.2
1,783.2
NA
270
60
4,089.5
2,253.5
NA
271
53
4,517.1
1,715.5
NA
272
51
7,189.5
4,357.4
NA
273
61
3,866.0
2,004.1
NA
274
78
3,387.7
1,940.1
NA
275
47
4,883.9
2,276.9
NA
276
46
5,249.4
2,106.2
NA
277
54
4,402.6
2,029.1
NA
278
48
4,797.8
1,730.5
NA
279
53
5,173.2
2,063.5
NA
280
43
5,881.8
2,336.5
NA