DDR4 Memory Modules

DDR4 is installed in stationary computers, laptops, monoblocks. Voltages are lowered to 1.2V compared to DDR3. Clock frequency range up to 4400 MHz. More power efficient and faster than its predecessor. But inferior to DDR3 in terms of memory timing due to the specific architecture.
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)