44
Memory
Recommended Memory Population
DIMM 0
DIMM 0
DIMM 0
DIMM 0
DIMM 0
DIMM 0
DIMM 0
DIMM 0
DIMM 0
DIMM 0
DIMM 0
DIMM 0
AMD®
EPYC™
Ch GCh HCh ICh JCh KCh L Ch FCh ECh DCh CCh BCh A
Channel
Qty. of
DDR5
L K J I H G
C
P
U
A B C D E F
12
V V V V V V V V V V V V
10
V V V V V V V V V V
8
V V V V V V V V
6
V V V V V V
4
V V V V
2
V V
1
V
Key Parameters for DIMM Configuration
Parameter Possible Values
# of DIMMs Populated Per Channel 1DPC (1 DIMM per channel)
DIMM Type RDIMM, 3DS RDIMM
DIMM Construction
RDIMM
1R (1 rank)
4800 MT/s
memory speed
supported
2R (2 ranks)
3DS RDIMM
2S2R (4 ranks)
2S4R (8 ranks)
2S8R (16 ranks)
⚠
Important
∙
There should be at least 1 DDR5 DIMM populated.
∙
Paired memory installation for Max performance.
∙
Populate the same DIMM type in each channel, specifically: 1. Use the same DIMM
size; 2. Use the same number of ranks per DIMM.
∙
We don’t suggest other memory installation.