It could be a lot of different things. Are you playing on wireless? When did you last update your gfx drivers? Do monitor GPU temperature? There are several sticky threads addressing these topics if you want to start troubleshooting.
It could be a lot of different things. Are you playing on wireless? When did you last update your gfx drivers? Do monitor GPU temperature? There are several sticky threads addressing these topics if you want to start troubleshooting.