Minimum
CPU Intel/AMD 2.0 Ghz Intel Mac 2.0 Ghz
RAM 512 MB
OS Windows: XP/7/Vista or  Mac: Snow Leopard
GRAPHICS CARD with Per-Pixel-Shader 2.0 support and 512 MB RAM
SOUND CARD required
HDD 500 MB free hard disc space
DRIVE DVD-Rom (retail versions only)
MISC Mouse, Keyboard, Internet conncection
   
  Recommended.
CPU Multicore CPU Intel / AMD / Intel Mac
RAM 1 GB
OS Windows XP / Vista / 7 or  Mac: Snow Leopard
GRAPHICS CARD with Per-Pixel-Shader 3.0 support and 512 MB RAM
i. e. Geforce 6, 7, 8 series or ATI/AMD Radeon HD 4, 5, 6 series
SOUND CARD 5.1
HDD 500 MB free hard disc space
DRIVE DVD-Rom (retail versions only)
MISC Mouse, Keyboard, DSL/ADSL Internet conncection