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
1561
57
4,465.9
2,230.0
NA
1562
67
2,969.6
1,532.8
NA
1563
49
4,520.1
2,104.0
NA
1564
64
3,855.4
1,652.2
NA
1565
65
3,912.3
2,007.6
NA
1566
47
6,512.4
2,320.8
NA
1567
49
5,310.6
2,363.4
NA
1568
51
4,169.4
1,607.5
NA
1569
50
4,747.4
2,102.0
NA
1570
49
5,162.9
2,360.9
NA
1571
54
4,463.0
2,134.0
NA
1572
68
3,821.3
2,032.4
NA
1573
51
5,506.5
2,455.8
NA
1574
50
4,191.7
1,229.8
NA
1575
61
4,614.7
2,366.2
NA
1576
59
3,851.4
1,990.7
NA
1577
54
4,601.7
2,046.9
NA
1578
51
4,620.0
1,844.6
NA
1579
55
4,423.0
2,198.1
NA
1580
63
3,190.2
1,502.3
NA
Nanya Technology M2Y2G64TU8HB0J-25D 2GB