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Chapter 2: Installation
2.4 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 H12SSL-i/C/CT/NT supports up to 2TB Registered ECC DDR4 3200MHz speed, RDIMM/
LRDIMM 3DS/3DS RDIMM memory in eight slots. Refer to the table below for additional
memory information.
Populating RDIMM/RDIMM 3DS/LRDIMM/LRDIMM 3DS DDR4 Memory Modules with
AMD EPYC® 7002/700 Processors
Type
DIMM
Population
Maximum DIMM
Capacity (GB)
Maximum Frequency (MHz)
DIMM1
1 Channel 8 Channel
RDIMM
1R
32GB
256GB
3200
2R or 2DR
64GB
512GB
3200
LRDIMM 3DS
2S2R
128GB
1TB
3200
2S4R
256GB
2TB
3200
3DS RDIMM
2S2R
128GB
1TB
3200
2S4R
256GB
2TB
3200
Note:
Most configurations populating fewer than eight channels are supported, but not recom
-
mended.
Processors and Their Corresponding Memory Modules
CPU#
Channel
D1
C1
B1
A1
E1
F1
G1
H1
1 DIMM (supported but not recommend)
CPU1
V
2 DIMMs (supported but not recommend)
CPU1
V
V
4 DIMMs (condictionally recommended if 32 cores or fewer)
CPU1
V
V
V
V
8 DIMMs
CPU1
V
V
V
V
V
V
V
V
16 DIMMs
CPU1
V
V
V
V
V
V
V
V
