Running slow WINDOWS 8.1 [HELP QUICK]

[Adil Qamar]

I have an intel core i7 920 with a gtx 275 and everything works fine except when I load up a game on steam. The frame rate will be really low. I bought this pc second hand. No refund policy.

Intel Core i7 920
nvidia GTX 275
500GB HDD
XFX 500W Pro psu
6gb ram

 

[Adil Qamar]

Sorry, wrong section.