i scanned for virus and malware,. i reinstalled windows, updated drivers, defragged everything, took apart my comp and cleaned everything, put new thermal paste on, and my GPU and CPU temps are fine.
I've had my computer(custom built) for 2 years and i never had any problems with games. But all of a sudden my games started to lag. I have good internet connection.Web browsing, Downloading and streaming videos are perfectly fine and not a problem. i played left 4 dead 2 on single player and...