Which memory slot should I install RAM into first on the B550 Tomahawk?
You should always insert the first memory module into the DIMMA2 slot first. For dual channel mode, memory modules must be of the same type, number, and density to ensure system stability. (Page 15)
From the official Tomahawk B550 Tomahawk Msi Mag Gaming Motherboard User Guide manual, page 15
Have a follow-up question?
Answers from the official manual.
Common questions