MINIMUM CONFIGURATION (WINDOWS VISTA):
Service Pack: Windows Vista - SP1
Processor: Pentium 4 with hyperthreading / AMD Athlon 64 X2
Memory : 2 gigs
GPU: Nvidia GeForce 6800 GT / ATI Radeon ATI X1600
VRAM: 256MB
Shader model: 3.0
Media: 8x Dual layer DVD-Rom
Hard Drive: 10 gigs install + save data
Sound: DX 9.0c compatible

MINIMUM CONFIGURATION (WINDOWS XP):
Service Pack: Windows XP - SP3
Processor: Pentium 4 with hyperthreading / AMD Athlon X2
Memory : 1 gig
GPU: Nvidia GeForce 6800 GT / ATI Radeon ATI X1600
VRAM: 256MB
Shader model: 3.0
Media: 8x Dual layer DVD-Rom
Hard Drive: 10 gigs install + save data
Sound: DX 9.0c compatible

SUGGESTED CONFIGURATION:
OS: Windows XP - SP3 or Windows Vista - SP1
Processor: Pentium Core 2 Duo 2.66 GHz / AMD X2 4600+ 2.4 GHz
Memory : 2.0 gigs dual channel DDR RAM
GPU: Nvidia GeForce 8600 / ATI Radeon HD2600
VRAM: 512MB
Shader model: 3.0
Media: 8x Dual layer DVD-Rom
Hard Drive: 10 gigs install + save data
Sound: DX 9.0c compatible