Doom 3 PC Gameplay video. Played at 1080p 16:9 widescreen 4xAA Blood, guts, and cheap scares abound in the third installment of the Doom series by legendary developer Id Software! Played on a Core 2 Quad Q9450 overclocked to 3.7ghz w/ 8GB DDR2 RAM and a 1GB Geforce GTX280 Recorded using FRAPS (www.fraps.com)