DDR4 内存模块

DDR4安装在固定计算机,笔记本电脑,单块中。与DDR3相比,电压降至1.2V。时钟频率范围高达4400 MHz。比其前身更有效,更快。但是,由于特定的体系结构,在内存计时方面不如DDR3。
Memory name
Latency (ns)
Read (MB/s)
Write (MB/s)
Price
2921
30
16.7
12.0
NA
2923
32
16.6
13.5
NA
2925
32
16.2
12.5
NA
2926
28
17.3
13.3
NA
2928
33
15.3
12.1
NA
2930
39
12.9
9.5
$67.99 USD (2019-02-03)
2931
35
12.7
8.6
NA
2932
47
15.8
12.0
NA
2933
36
14.7
10.6
NA
2934
30
14.2
9.7
NA
2935
28
16.1
10.5
NA
2937
99
14.4
6.4
NA
2938
37
14.7
9.4
NA
2939
35
14.4
9.9
NA
2940
36
14.7
11.3
$41.99 USD (2019-05-25)