Windows
OS: Microsoft Windows XP (admin rights required)/Microsoft Windows Vista (admin rights required) Processor: Intel Pentium 4 3+GHz or AMD Athlon 2.5+GHz Memory: 1GB (Windows XP) / 2GB (Windows Vista) system memory Graphics: NVIDIA GeForce 6 series 6800GT (or better) / ATI 1800XT (or better) Hard Drive: 8 GB Free Space Sound: Direct X 9.0c compatible sound card and drivers