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2.3 Memory Support and Installation
Note: Check the Supermicro website for recommended memory modules.
Important: Exercise extreme care when installing or removing DIMM modules to pre-
vent any possible damage.
Memory Support
The X12SDV-4C/8C/10C-SPT4F supports up to 128 GB of ECC and Non-ECC RDIMM/
UDIMM DDR4 memory with speeds of up to 2933 MT/s in two memory slots. Refer to the
table below for the recommended DIMM population order.
Type
RDIMM
ECC UDIMM
Non-ECC UDIMM
DIMM Capacity (GB)
Ranks Per DIMM
and Data Width
8 Gb
SRx8 (RC D)
8 GB
SRx4 (RC C)
16 GB
DRx8 (RC E)
16 GB
DRx4 (RC A)
32 GB
SRx8
8 GB
DRx8
16 GB
25
Chapter 2: Installation
Speed (MT/s); Voltage (V);
Slot Per Channel (SPC) and
DIMM Per Channel (DPC)
*Data below assumes 2 SPC
unless otherwise noted.
16 Gb
1DPC
16 GB
32 GB
32 GB
2933
64 GB
16 GB
32 GB
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