Memory Support And Installation; Memory Support - Supermicro X11SCL-F User Manual

2.4 Memory Support and Installation

Note: Check the Supermicro website for recommended memory modules. Exercise
extreme care when installing or removing DIMM modules to prevent any damage.

Memory Support

The X11SCL-F supports up to 128GB of unbuffered (UDIMM) DDR4 (288-pin) ECC memory
(2-DIMM per channel) with speeds of up to 2666MHz in four memory slots. Refer to the tables
below for the recommended DIMM population order and additional memory information.
Number of DIMMs
1
2
3
(Unbalanced: Not Recommended)
4
Ranks Per DIMM
DIMM Type
and Data Width
SR
Unbuffered
DDR4 ECC
DR
1 CPU, 4-DIMM Slots
Memory Population Sequence
DIMMB2 / DIMMA2 / DIMMB1
DIMMB2 / DIMMBA2 / DIMMB1/ DIMMA1
DIMM Capacity
(GB)
DRAM Density
4Gb 8Gb
16GB 32GB
(4x 4GB DIMMs) (4x 8GB DIMMs)
32GB 64GB
(4x 8GB DIMMs) (4x 16GB DIMMs)
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Chapter 2: Installation
DIMMB2
DIMMB2 / DIMMA2
Speed (MT/s), Voltage (V),
Slot Per Channel (SPC),
and DIMM Per Channel (DPC)
2 Slots Per Channel
1DPC
16Gb 1.2V
128GB
(4x 32 GB DIMMs)
2666
128GB
(4x 32GB DIMMs)
2DPC
1.2V
2666