Pentium D 805 2,66 GHz (overclocked to 3,0 GHz)
2 GB RAM DDRII 667 MHz
Gainward Bliss GeForce 7600 GS
Windows XP Pro SP2

Crysis runs perfectly on medium details, Quake 4 runs on max details with around 90 FPS and UT3 on max details with around the same.