Have black screen on my computer windows 8.1
Reinstalled windows, each time it finds my graphic card r9 270 x it blacked.
Only windows basic graphic driver working.
Have tried other card from second pc hd770 same result.
Changed motherboard now i have two pc with black screen.
Installed several different driver no one working.
amd fan since 8 years looks like i have to go to intel and nvidia?