Question How do i fix my dim display? (gpu display) ?

[Jupark]

Im using sapphire HD6570 and after a while my display suddenly went dim, i switched to my APU display and my monitor works perfectly fine and i also switched to different display ports and non of em' worked except for VGA



P.S: i can still see on my dim display a lil bit

 

[rgd1101]

check gpu temp?
what the make and model of the psu?