What are the PC system requirements?

    Minimum System Requirements:

• Windows XP/Vista
• 1GB System RAM (XP)/ 2GB System RAM (Vista)
• 2.4 Ghz Intel Pentium 4 or equivalent processor
• Direct X 9.0c compliant video card with 256MB RAM (NVIDIA 6800 or better/ATI X850 or better)

    Recommended System Requirements:

• Intel Core 2 Duo processor
• 2 GB System RAM
• Direct X 9.0c compliant video card with 512MB RAM (NVIDIA 8800 series, ATI 3800 series)
• Supported Video Card Chipsets:
  
  
  • NVIDIA GeForce 200 series
  • NVIDIA Geforce 9800 series
  • NVIDIA Geforce 9600 series
  • NVIDIA Geforce 8800 series
  • NVIDIA Geforce 8600 series
  • NVIDIA Geforce 8500 series
  • NVIDIA Geforce 8400 series
  • NVIDIA Geforce 7900 series
  • NVIDIA Geforce 7800 series
  • NVIDIA Geforce 7600 series
  • NVIDIA Geforce 7300 series
  • NVIDIA GeForce 6800 series
  • ATI HD 4800 series
  • ATI HD 4600 series
  • ATI HD 3800 series
  • ATI HD 3600 series
  • ATI HD 3400 series
  • ATI HD 2900 series
  • ATI HD 2600 series
  • ATI HD 2400 series
  • ATI X1900 series
  • ATI X1800 series
  • ATI X1600 series
  • ATI X1300 series
  • ATI X850 series

Is Fallout 3 a Games for Windows games? Will it require Vista?
It will be a Games for Windows title. Fallout 3 will work on PCs running either Windows XP or Vista.