Just to add update here, Issue is still happening.
Tested with another GPU and another PSU. GPU that I tested with was 3060 TI and the PSU is MSI MPG A750GF.
Replaced the motherboard, RAM and CPU with:
Asus TUF B650 Plus Wifi
Ryzen 7 7700X
And Kingston 5200 MHz RAM.
I moved everything from...