Item
Description
Example
1
Capacity
8 GB
16 GB
32 GB
64 GB
128 GB
2
Rank
1R = Single rank
2R = Dual rank
4R = Quad rank
8R = Octal rank
3
Data width on DRAM
x4 = 4-bit
x8 = 8-bit
x16 = 16-bit
4
Memory generation
PC4 = DDR4
5
Maximum memory speed
2133 MT/s
2400 MT/s
2666 MT/s
Table Continued
Component identification
15