Dirt 3 System Requirements

Dirt 3 Minimum System Requirements
o OS: Microsoft Windows XP, Vista or Windows 7
o CPU: AMD AthlonTM 64 X2 2.8GHz, Intel Pentium® D 2.8Ghz
o RAM: 2GB
o Hard Disk Space: 15GB
o GFX: AMD RadeonTM HD 2000 256MB, NVIDIA® GeForce® 8000 Series 256MB
o DirectX®: DirectX® 9
o Sound: DirectX® compatible soundcard
[Minimum requirements are the bare minimum to get the game playing. In some cases you may even need to reduce the screen resolution.]

Dirt 3 Recommended System Requirements
Specifications: Enhanced for DirectX 11
o OS: Windows® 7
o CPU: AMD PhenomTM II X4 B50 or Intel® CoreTM i7-860
o RAM: 3GB
o Hard Disk Space: 15GB
o GFX: AMD RadeonTM HD 6930 Series / Nvidia GeForce GTX 280
o DirectX®: DirectX® 11
o Sound: DirectX® compatible soundcard
[Recommended requirements are often listed as the system you would require to get the game running at a constantly good frame rate with graphical features turned up, possibly on a large screen resolution etc.]