Linux or Windows 98 / NT / Me / 2000 / XP
Minimum
Minimum:

Processor: 500 MHz
Video Card: 64 MB OpenGL Compatible 3D Accelerated Graphics Card
256MB of RAM
800x600 Screen Resolution
16 Bit Color Display
Keyboard + Mouse
Recommended
Recommended:

Processor: 1 GHz
Video Card: 128 MB OpenGL Compatible 3D Accelerated Graphics Card
512MB of RAM
Sound Card
1024x768 Screen Resolution
32 Bit True Color Display
JoyPad