Video Card For Optiplex 7010 MT

Hi! Could you please help me, i have optiplex 7010 MT with i7 3770 on the board.

I want to buy powerful video card for video rendering. What would you advice?

I was looking for GTX 980 but i don't know if it will fit normally..

p.s. i know about PSU =) i'll have 650-700W

Thank you