I made the jump to AM5 from AM4 and found myself a bit lost with DDR voltages and the different way AM5 handles FCLK (Infinity Fabric)
These videos were very helpful to me in navigating and understanding some of the changes AM5 brings to the table
The 2nd video is what I currently have my Hynix RAM kit set to
https://www.youtube.com/watch?v=ezFl9vLwqGs
https://www.youtube.com/watch?v=dlYxmRcdLVw
Perhaps a bit on the long winded side, but very informative ..so grab a cup of coffee and enjoy