Memory Support And Installation; Memory Support - Supermicro SuperWorkstation SYS-531R-I User Manual

3.4 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 X13SCL-F supports up to 128 GB of unbuffered (UDIMM) DDR5 (288-pin) ECC memory
(2-DIMM per channel) with speeds of up to 4400 MT/s in four memory slots. Refer to the
tables below for the recommended DIMM population order and additional memory information.
Number of DIMMs
1
2
4
DIMM Type
1R UDIMM
2R UDIMM
1R or 2R UDIMM
Chapter 3: Maintenance and Component Installation
1 CPU, 4 DIMM Slots
Memory Population Sequence
DIMMB2
DIMMA2
DIMMB2 / DIMMB1
DIMMB2 / DIMMA2
DIMMA2 / DIMMA1
DIMMB2 / DIMMA2 / DIMMB1/ DIMMA1
Memory Support
Speed (MT/s)
4000 DIMMA1, DIMMA2, DIMMB1, DIMMB2
3600 DIMMA1, DIMMA2, DIMMB1, DIMMB2
4400
28
DIMM Slots
DIMMA2, DIMMB2