DDR2 内存模块
与DDR相比，DDR2将数据传输速率提高了2倍。它在PCB上有240个引脚（每侧120个）。消费为1.8V。时钟频率从400 MHz到800 MHz不等。 DDR2存储器的最大频率为1000 MHz。
№
Memory name
Latency (ns)
Read (MB/s)
Write (MB/s)
Price
1361
57
4,499.7
1,817.4
NA
1362
58
3,726.1
1,785.6
NA
1363
48
4,493.4
1,484.9
NA
1364
61
4,369.2
2,225.6
NA
1365
57
4,982.8
2,310.4
NA
1366
57
5,316.6
2,566.9
NA
1367
53
4,266.7
1,857.2
NA
1368
53
4,902.0
2,336.1
NA
1369
53
4,662.5
1,998.8
NA
1370
53
5,123.1
2,281.9
NA
1371
62
5,121.7
2,901.4
NA
1372
61
3,358.3
1,452.8
NA
1373
71
3,407.6
1,594.8
NA
1374
85
2,876.4
1,394.7
NA
1375
70
4,088.3
2,160.1
NA
1376
74
4,148.3
2,350.7
NA
1377
74
4,776.6
3,138.7
NA
1378
65
4,448.8
2,042.3
NA
1379
79
2,004.5
1,210.1
NA
1380
60
3,507.8
1,507.2
NA
Micron Technology 16HTF25664AY-667E1 2GB