5.8.4 DIMM Identification
To determine DIMM characteristics, see the label attached to the DIMM and refer to the
following figure and table.
Figure 5-17 DIMM identification
No.
Description Definition
1 Capacity
l 16 GB
l 32 GB
l 64 GB
l 128 GB
2 Rank
l 1R: single-rank
l 2R: dual-rank
l 4R: quad-rank
3 Data width on DRAM
l x4: 4-bit
l x8: 8-bit
4 Memory generation PC4: DDR4
5 Maximum memory speed
l 2999 MT/s
6 CAS latency
l P: 15-15-15
l T: 17-17-17
7 DIMM type
l R: RDIMM
l L: LRDIMM
5.8.5 Memory Protection
Supports the following memory protection technologies:
TaiShan 2280 V2 Server
User Guide
5 Optional Part Installation
Issue 01 (2019-07-01) Copyright © Huawei Technologies Co., Ltd. 100
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