PC System Requirements for GTA IV

•  Windows Vista (plus Service Pack 1)
  
• Windows XP (plus Service Pack 3, DirectX 9, Microsoft .NET Framework 3.5)
  

Minimum:

• Processor: Intel Core 2 Duo 1.8Ghz, AMD Athlon X2 64 2.4Ghz
• Memory: 1.5GB
  
• Free Hard Drive Space: 16GB
  
• Video Card: 256MB NVidia 7900 / 256MB ATI X1900
  
• DirectX 9 compatible Stereo Sound Card
  
• Keyboard
  
• Mouse
  

Recommended:

• Processor: Intel Core 2 Quad 2.4Ghz, AMD Phenom X3 2.1Ghz
• Memory: 2GB (Windows XP) 2.5GB (Windows Vista)
  
• Free Hard Drive Space: 18GB
  
• Video Card: 512MB NVIDIA 8600 / 512MB ATI 3870
  
• DirectX 9 compatible Surround Sound Card
  
• Keyboard
  

• Mouse
  

Other:

Initial activation requires internet connection; Online play requires log-in to Games for Windows - LIVE and Rockstar Games Social Club (13+ to register); requires disc in drive to play (unlimited installations); software installations required including Sony DADC SecuROM, Adobe Flash, DirectX, and Microsoft's .NET Framework, Games for Windows - LIVE, and Internet Explorer.