I get around 90-220 fps on csgo, avg 170
Video settings : http://imgur.com/a/4P3P8
Nvidia inspector : http://imgur.com/a/1NXaX
In game FPS : http://imgur.com/a/nK4Cw
RIG : core i5 4590, gtx 980. I know its a cpu intensive game but I have friends who get better fps on a lower tier gpu and cpu
I have updated the drivers, set power management to maximum performance.