But how do we tune such an old game to tickle all the available processing speeds and huge screens? Here’s how you run Quake III Arena with High Definition Graphics & at 120 FPS or moreįirst things first: get the ioquake3 launcher But we are nostalgic and want to fire up old games, like Quake III Arena. So it’s 2018 – we have 5k displays and powerful graphics cards and CPUs.