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3.4 Memory Support and Installation
Note: Check the Supermicro website for recommended memory modules.
Important: Exercise extreme care when installing or removing DIMM modules to prevent
any possible damage.
Memory Support
The H13SSW supports up to 3TB of ECC DDR5 4800MT/s speed, RDIMM/LRDIMM/3DS
memory in 12 slots. Refer to the table below for additional memory information.
Note: Check the Supermicro website for possible updates to memory support.
Type
F1
1 DIMM*
2 DIMMs*
4 DIMMs*
6 DIMMs*
8 DIMMs**
10 DIMMs**
V
12 DIMMs***
* AMD does not recommend installing 1, 2, 4, or 6 DIMMs per CPU socket, as it may impact
performance.
** Recommended for 16 ~ 64 Core CPUs
*** Preferred for 84 Core or higher CPUs, and recommended for all other CPUs
Populating RDIMM/RDIMM 3DS DDR5 Memory Modules with
DIMM Population
Type
DIMM1
1R (1 rank)
RDIMM
2R (2 ranks)
2S2R (4 ranks)
3DS RDIMM
2S4R (8 ranks)
Chapter 3: Maintenance and Component Installation
DIMM Population Guide
E1
D1
C1
B1
V
V
V
V
V
V
V
V
V
V
V
V
V
V
AMD EPYC™ 9004 Series Processors
Maximum DIMM Capacity
1 Channel
32GB
64GB
128GB
256GB
38
Channel
A1
CPU
G1
H1
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
Maximum Frequency
12 Channels
384GB
768GB
1.5TB
3TB
I1
J1
K1
L1
V
V
V
V
V
V
V
V
V
V
V
(MT/s)
4800
4800
4800
4800
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Troubleshooting
