Minimum system requirements:
	ATI Radeon 9600XT 128MB or
	NVIDIA GeForce 6600 128MB
	(256MB VRAM recommended)


NVIDIA GeForce 6/7/8 Series
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* Shader Model 3.0
* Soft Shadows
* Full HDR Rendering

GeForce 6/7: Might be slow with FSAA set higher than 2x. 
Use maximum resolution of 1024x768.
GeForce   8: Works fine with FSAA 4x and ultra high resolutions.

ATI Radeon x1k Series
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* Shader Model 2.0
* Shadows
* LDR Rendering

Radeon x1600: Might be slow with FSAA set higher than 2x.
Radeon x1950: Works fine with FSAA 4x and ultra high resolutions like 1920x1200.

ATI Radeon 9xxx Series
----------------------
* Shader Model 2.0
* Shadows
* LDR Rendering

Use maximum resolution of 800x600.
Works fine with AntiAliasing 2x and no shadows.