Dirt 2 demo PC GeForce XFX 9600GT

Dirt 2 PC demo: FPS With FRAPS: 28-34 Game settings: Everything on HIGH without Vsync/ 1920x1080 resolution. My specs: CPU - Intel C2D E2180 (2,0GHz) @ 2,95GHz GPU - Nvidia GeForce XFX 9600GT 512mb RAM - GoodRAM 2GB CL6 800MHz HDD - Maxtor DiamondMax 160GB, Seagate Barracuda 320GB OS - Windows 7 Ultimate 64bit