Minimum System Requirements : Operating-system: Microsoft windows XP/Vista/7 PC: Pentium3/Athlon, 1. 0Ghz RAM MEMORY: 128mb Design: 64mb with Pixel Shader help
Recommended System Requirements Operating-system: Microsoft windows XP/Vista/7 PC: Pentium3/Athlon, 1. 5Ghz RAM MEMORY: 254mb Design: 128mb with Pixel Shader help, NVIDIA Geforce 3/ATI Radeon 8500 or maybe more Download here