Here are the specs you need for the game
CPU - Pentium 4 2.4GHz Single Core processor
System RAM - 1GB
Video Card - Direct X 9.0c compliant video card with 128MB RAM (NVIDIA 6600 or better/ATI X1300 or better, excluding ATI X1550).
Sound Card - 100% direct X 9.0c compatible sound card
Hard disc space - 8GB free space
CPU - Intel Core 2 Duo processor
System RAM - 2GB
Video card - DX9 - Direct X 9.0c compliant video card with 512MB RAM (NVIDIA GeForce 7900 GT or better) / DX10 - NVIDIA GeForce 8600 or better
Sound Card - Sound Blaster X-Fi series (Optimized for use with Creative Labs EAX ADVANCED HD 4.0 or EAX ADVANCED HD 5.0 compatible sound cards)
If you want to have good graphics i would follow the recommended requirements and if you want it to be even better get a couple steps above.
The USA spent 12 million dollars and 10 years designing a pen that worked in space.
The Russians brought a pencil.
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