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
81
46
4,937.3
2,061.2
NA
82
64
2,294.6
1,357.4
NA
83
57
3,493.0
1,442.9
NA
84
82
1,929.5
1,457.4
NA
85
54
3,975.2
1,782.2
NA
86
53
3,489.9
1,408.5
NA
87
48
3,405.4
1,645.8
NA
88
79
1,760.2
1,037.3
NA
89
59
3,528.6
1,409.4
NA
90
120
1,198.9
1,005.0
NA
91
54
3,918.6
1,633.1
NA
92
66
1,651.6
688.0
NA
93
57
3,947.8
2,059.6
NA
94
62
3,457.5
2,228.0
NA
95
50
4,493.4
1,813.4
NA
96
55
4,243.7
1,989.5
NA
97
49
5,260.8
1,465.8
NA
98
53
3,445.0
1,261.9
NA
99
68
3,612.0
1,493.6
NA
100
46
3,827.3
1,453.7
NA