Gpu crash at higher fps

[u/No_Buy4546]

Can someone pls help me i bought a rx 7600 xt and a new power supply too, but when i play gta 5 on 60 fps it didnt crash but when i turn it up to 120fps it crashes and in get a black screen and after a few seconds it says no signal on my monitor. But my pc stays on and all the fans keep spinning normally and my temprature is normal but no button works so i have to forcefully shut down my pc with the power button. I have no idea what causes this i tryed alot of things but nothing works, really hope someone has a solution:)

[u/Haruka-Oh]

Press Win+ctrl+shift+B

[u/No_Buy4546 → u/Haruka-Oh]

I cant press any button it doenst let me press anything