Frequently Asked Questions - Supermicro X13DDW-A User Manual

3.3 Frequently Asked Questions

Question: What type of memory does my motherboard support?
Answer: This motherboard supports up to 4TB 3DS RDIMM/RDIMM DDR5 (288-pin) DDR5
memory with speeds up to 5600MT/s in 16 DIMM slots. To enhance memory performance, do
not mix memory modules of different speeds and sizes. Please follow all memory installation
instructions given on Section 2-4 in Chapter 2.
Note: Memory speed and capacity support depend on the processors used in the sys-
tem. The 4th Gen Intel Xeon Scalable processor supports DDR5 memory up to 4800
MT/s (supports up to 4400 MT/s in 32-DIMM configuration). The 5th Gen Intel Xeon
Scalable processor supports DDR5 memory up to 5600 MT/s (supports up to 4400
MT/s in 32-DIMM configuration).
Question: How do I update my BIOS?
Answer: It is recommended that you do not upgrade your BIOS if you are not experiencing
any problems with your system. Updated BIOS files are located on our website at
www.supermicro.com/ResourceApps/BIOS_BMC_Intel.html. Please check our BIOS warning
message and the information on how to update your BIOS on our website. Select your
motherboard model and download the BIOS file to your computer. Also, check the current
BIOS revision to make sure that it is newer than your BIOS before downloading.
Note 1: The SPI BIOS chip used on this motherboard cannot be removed. Send your
motherboard back to our RMA Department at Supermicro for repair.
Note 2: For BIOS Update and Recovery instructions, please refer to the Firmware
Update and Recovery Instructions for Supermicro's X13 Motherboards User's Guide
posted at https://www.supermicro.com/support/manuals/.
Note 3: When BIOS update is in progress, do not reset the BMC firmware.
Chapter 3: Troubleshooting
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