Doom: GTX 680 | High settings | 1080p

I decided to try out the Doom pc demo. The hitching may be due to the fact that I'm recording on an old HD instead of an SSD. Specs: CPU: Intel i7-965 at 3.6Ghz GPU: Zotac GTX 680 AMP! edition HD: 400 GB Western Digital hard disk drive. Ram: 10 GB kingston 1333 Mhz Motherboard: Asus P6T Power supply: Antec 650 Earthwatts