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
1021
60
3,045.8
1,234.3
NA
1022
57
2,690.2
1,370.1
NA
1023
65
3,431.5
1,451.3
NA
1024
73
3,100.4
1,313.4
NA
1025
65
2,749.5
1,211.2
NA
1026
62
4,571.2
1,811.5
NA
1027
62
4,154.9
1,672.7
NA
1028
62
4,014.6
1,736.2
NA
1029
65
3,165.4
1,456.9
NA
1030
51
4,414.1
1,810.5
NA
1031
60
2,954.4
1,364.5
NA
1032
58
2,717.6
1,340.7
NA
1033
50
4,511.4
1,823.9
NA
1034
62
2,560.1
1,454.0
NA
1035
67
2,971.5
1,349.1
NA
1036
62
3,253.2
1,526.0
NA
1037
75
1,998.1
1,552.9
NA
1038
77
1,914.5
1,109.2
NA
1039
65
3,304.3
2,445.3
NA
1040
66
3,218.9
1,349.0
NA