Hello,
I just built a pc around a month or so ago (brand new parts).
Everything was fine :
i7 9700k
gigabyte z390 pro aorus
gigabyte 2070 super aorus
corsair rm650x
corsair Vengeance LPX 32Go (2x16Go) DDR4 3200MHz C16 XMP 2.0
About 2 days ago my screen went black, fans were all (not only gpu...