https://forums.tomshardware.com/threads/750w-psu-cant-handle-rtx-3080.3649091/page-2?view=date
We were also facing this problem just with a 3080, most of us(including me) found the problem to be the psu. I replaced my new evga 750 gold GA supernova with a 850 rmx cosair and so far i have had...