ItemItem DescriptionDescription ExampleExample
1 Capacity 8 GB
16 GB
32 GB
64 GB
128 GB
256 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
4 Memory generation PC4 = DDR4
5 Maximum memory speed 3200 MT/s
6 CAS latency AA = CAS 22-22-22
AA = CAS 26-22-22 (for 3DS LRDIMM)
7 DIMM type E = Unbuffered ECC (UDIMM)
R = RDIMM (registered)
L = LRDIMM (load reduced)
Drive bay numberingDrive bay numbering
CAUTION:CAUTION:
When a server is purchased without any drive installed, some drive bays might be empty while other drive bays might
be populated with drive blanks. To maintain proper system cooling, do not operate the server without a drive or a drive
blank installed.