Dimm Label Identification - HPE ProLiant ML30 Gen10 Plus Maintenance And Service Manual

DIMM label identification

DIMM label identification
To determine DIMM characteristics, see the label attached to the DIMM. The information in this section helps you to use the label to locate
specific information about the DIMM.
For more information about product features, specifications, options, configurations, and compatibility, see the HPE DDR4 SmartMemory
QuickSpecs on the Hewlett Packard Enterprise website (https://www.hpe.com/support/DDR4SmartMemoryQS
Item Description Item Description
1 Capacity
2 Rank
3 Data width on DRAM
4 Memory generation
5 Maximum memory speed
6 CAS latency
7 DIMM type
https://www.hpe.com/support/DDR4SmartMemoryQS).
Example Example
8 GB
16 GB
32 GB
64 GB
128 GB
256 GB
1R = Single rank
2R = Dual rank
4R = Quad rank
8R = Octal rank
x4 = 4-bit
x8 = 8-bit
PC4 = DDR4
3200 MT/s
AA = CAS 22-22-22
AA = CAS 26-22-22 (for 3DS LRDIMM)
E = Unbuffered ECC (UDIMM)
R = RDIMM (registered)
L = LRDIMM (load reduced)
HPE ProLiant ML30 Gen10 Plus Server Maintenance and Service Guide 149