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
961
48
4,187.1
2,013.2
NA
962
44
4,482.7
1,769.9
NA
963
79
2,101.0
1,324.8
NA
964
54
4,766.3
2,133.9
NA
965
64
3,180.5
1,486.7
NA
966
56
4,886.1
2,578.1
NA
967
63
5,426.4
3,677.0
NA
968
60
4,653.2
2,698.6
NA
969
65
5,402.6
3,784.5
NA
970
48
5,037.3
2,241.1
NA
971
66
3,057.4
1,685.9
NA
972
53
4,597.0
2,295.8
NA
973
43
5,251.6
2,419.5
NA
974
54
4,645.1
2,179.7
NA
975
59
5,320.1
1,490.3
NA
976
61
3,378.8
1,507.2
NA
977
68
2,718.7
1,492.3
NA
978
59
3,580.6
1,625.2
NA
979
53
3,573.1
1,667.7
NA
980
50
4,086.6
2,122.0
NA
Kingston 99U5315-020.A00LF 512MB