Find out how many cores do you have here: http://en.wikipedia.org/wiki/Intel_Core_3#Core_i3 Ddd this to your launch options : -threads core number me= -threads 4 then go to: Steam\SteamApps\common\Counter-Strike Global Offensive\csgo\cfg Open Video.txt and change this "setting.mat_queue_mode" "2" you will find it -1 NOTE!: IF CS:GO CRASHES AFTER THIS RESET "setting.mat_queue_mode" to "-1"