Triple screen setup

I'm asking for a friend who wants to build a setup like that for gaming across all 3 screens. I guess it's game dependent as well but I wasn't sure if this would handle it as I don't have a lot of experience with multi-screen gaming. The CPU that will be used for that is the Ryzen 5700X3D. I...

Should I Get a gigabyte ud3 for 130 bucks in re install windows or just buy a new case with Fans and a new psu? right now im using a MSI 760 gm in would love the upgrade but not sure if ill get right temp readings right now my temps are like TMPIN0 20 c TMPIN1 36c i think which is north...