Memory Support And Installation; Memory Support - Supermicro H12SSL Series User Manual

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
DIMM
Population
Type
DIMM1
1R
RDIMM
2R or 2DR
2S2R
LRDIMM 3DS
2S4R
2S2R
3DS RDIMM
2S4R
Processors and Their Corresponding Memory Modules
CPU#
D1
CPU1
CPU1
V
4 DIMMs (condictionally recommended if 32 cores or fewer)
CPU1 V
CPU1 V
CPU1 V
Note: Most configurations populating fewer than eight channels are supported, but not recom-
mended.
AMD EPYC® 7002/700 Processors
Maximum DIMM
Capacity (GB)
1 Channel 8 Channel
32GB 256GB
64GB 512GB
128GB 1TB
256GB 2TB
128GB 1TB
256GB 2TB
Channel
C1 B1 A1
1 DIMM (supported but not recommend)
V
2 DIMMs (supported but not recommend)
V
V
8 DIMMs
V V V
16 DIMMs
V V V
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Chapter 2: Installation
Maximum Frequency (MHz)
3200
3200
3200
3200
3200
3200
E1 F1 G1
V
V V V
V V V
H1
V
V
V