Supermicro X12SPW-TF - Memory Support and Installation

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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 pre-
vent any possible damage.
Memory Support
The supports up to 2048GB of ECC RDIMM/LRDIMM/LRDIMM 3DS with speeds of up to
3200MHz in eight slots. Refer to the tables below for the recommended DIMM population
order and additional memory information.
Type
Ranks Per DIMM
and Data Width
DIMM Capacity (GB)
Speed (MT/s); Voltage (V);
Slot Per Channel (SPC) and
DIMM Per Channel (DPC)
*Data below assumes 2 SPC
unless otherwise noted.
1DPC
8 Gb 16 Gb 1.2V
RDIMM
SRx8 8 GB 16 GB
3200
SRx4 16 GB 32 GB
DRx8 16 GB 32 GB
DRx4 32GB 64 GB
RDIMM-3DS (4R/8R) x4
2H-64F GB
4H-128 GB
2H-128 GB
4H 256 GB
3200
LRDIMM QRx4 64 GB 128 GB 3200
LRDIMM-3DS (4R/8R) X4 4H-128 GB
2H-128 GB
4H-256 GB
3200
1 CPU, 8-DIMM Slots
Number of DIMMs Memory Population Sequence
1 DIMMA1
2 DIMMA1 / DIMME1
4 DIMMA1 / DIMME1 / DIMMC1 / DIMMG1
6 DIMMA1 / DIMME1 / DIMMC1 / DIMMG1 / DIMMB1 / DIMMF1
8 DIMMA1 / DIMME1 / DIMMC1 / DIMMG1 / DIMMB1 / DIMMF1 / DIMMD1 / DIMMH1