Bad Performance on decent PC

aszumski98

Reputable
Jan 10, 2016
22
0
4,520
i7 4790
R9 390
Z97mx Gaming 5
8gb 1866mhz ram
3 case fans

So I recently build my PC and downloaded CSGO. I am having a really bad performance on it from 30-120 fps. I don't know what is causing and I heard people are getting easily 300 fps with r9 390.
When I put CSGO on lowest or ultra there is no difference in performance
Help!
 

aszumski98

Reputable
Jan 10, 2016
22
0
4,520


I have EVGA 750w G2 80+ Gold PSU