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
1761
76
3,795.3
2,234.2
NA
1762
48
5,192.6
2,345.2
NA
1763
62
4,767.4
2,610.1
NA
1764
34
7,582.4
1,569.5
NA
1765
51
3,554.7
1,470.0
NA
1766
62
2,644.7
1,010.8
NA
1767
47
3,510.5
1,835.3
NA
1768
45
4,180.5
1,834.3
NA
1769
45
5,193.2
2,201.8
NA
1770
65
3,508.2
1,631.8
NA
1771
54
3,491.3
1,507.2
NA
1772
61
2,865.3
1,376.5
NA
1773
41
4,335.0
2,206.3
NA
1774
43
4,902.7
1,983.9
NA
1775
52
5,428.0
2,548.6
NA
1776
53
5,109.8
2,520.6
$10.98 USD (2019-04-20)
1777
54
4,143.7
2,518.9
NA
1778
48
5,157.0
2,451.9
NA
1779
48
5,783.4
2,643.6
NA
1780
58
4,639.6
2,251.1
NA
OCZ OCZ2VU8002G 2GB 
Patriot Memory (PDP Systems) 5300LL Series 2GB