My gtx760 stays at 30-50%. And my FPS in killing floor is at 40fps with 20 zombies showing on screen. My resolution is even 720p. Why is this happening? Is my psu to weak?. It is a 500W be quiet pure power 80+bronze.
Rest of my spec is, i3 530 2.9ghz and 4gig ram
When I play the game, I have...