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
1141
63
2,986.9
1,330.3
NA
1142
57
3,720.7
1,502.7
NA
1143
56
5,181.4
2,714.9
NA
1144
65
2,228.0
1,337.2
NA
1145
59
4,314.2
1,805.9
NA
1146
50
5,175.1
2,450.2
NA
1147
43
5,049.3
2,260.8
NA
1148
53
5,169.8
2,465.0
$41.99 USD (2013-01-11)
1149
69
4,885.5
3,226.6
$51.25 USD (2018-12-25)
1150
77
2,974.7
1,845.2
NA
1151
83
3,251.3
2,182.8
$56 USD (2019-03-22)
1152
60
3,404.3
1,142.9
NA
1154
78
2,141.7
1,347.4
NA
1155
61
3,657.0
1,818.5
$41 USD (2017-09-02)
1156
51
4,490.0
2,043.2
$98 USD (2018-06-08)
1157
74
2,620.7
1,525.2
NA
1158
61
4,230.0
2,410.6
NA
1159
50
5,483.0
2,593.7
NA
1160
49
2,045.6
1,726.2
NA