Supermicro X11SPi-TF

32
Super X11SPi-TF User's 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 pre-
vent any possible damage.
Memory Support
The X11SPi-TF supports up to 256GB of RDIMM, 512GB of LRDIMM, and 1TB of 3DS
LRDMIMM DDR4 (288-pin) ECC memory with speeds of up to 2666MHz in eight memory
slots. Refer to the tables below for the recommended DIMM population order and additional
memory information.
1 CPU, 8-DIMM Slots
Number of DIMMs Memory Population Sequence
1 DIMMA1
2 DIMMA1 / DIMMD1
3 DIMMC1 / DIMMB1 / DIMMA1
4 DIMMB1 / DIMMA1 / DIMMD1 / DIMME1
5
(Unbalanced: Not Recommended)
DIMMC1 / DIMMB1 / DIMMA1 / DIMMD1 / DIMME1
6 DIMMC1 / DIMMB1 / DIMMA1 / DIMMD1 / DIMME1 / DIMMF1
7
(Unbalanced: Not Recommended)
DIMMC1 / DIMMB1 / DIMMA1 / DIMMA2 / DIMMD1 / DIMME1 / DIMMF1
8 DIMMC1 / DIMMB1 / DIMMA1 / DIMMA2 / DIMMD2 / DIMMD1 / DIMME1 / DIMMF1
DDR4 Memory Support for 81xx/61xx/51xx/41xx/31xx Platform
DIMM Type
Ranks Per DIMM
and Data Width
DIMM Capacity
(GB)
Speed (MT/s), Voltage (V),
Slot Per Channel (SPC),
and DIMM Per Channel (DPC)
1 Slot Per
Channel
2 Slots Per Channel
DRAM Density 1DPC 1DPC 2DPC
4GB 8GB 1.2V 1.2V 1.2V
RDIMM SRx4 8GB 16GB
2666 2666 2666
RDIMM SRx8 4GB 8GB
RDIMM DRx8 8GB 16GB
RDIMM DRx4 16GB 32GB
RDIMM 3DS
QRx4 N/A 2H-64GB
8Rx4 N/A 4H-128GB
LRDIMM QRx4 32GB 64GB
LRDIMM 3DS
QRx4 N/A 2H-64GB
8Rx4 N/A 4H-128GB