How to Fix LAG in GTA 4 for PC – Best Config file Tweak

Grand Theft Auto IV game details


Put your stamp on Liberty City in GTA IV. It’s New York, but it’s even crazier. Steal cars, become a hitman, and try to make a new life for troubled protagonist Niko Bellic and his needy cousin, Roman. All you need to start your crime-filled life is an Intel Core 2 Duo / AMD Athlon X2 64 and GeForce 7900 / Radeon X1900.

Here are the Grand Theft Auto IV (Minimum) system requirements

  • CPU: Intel Core 2 Duo 1.8GHz, AMD Athlon X2 64 2.4GHz
  • CPU Speed: 1.8GHz
  • RAM: 1 GB for Windows XP / 1.5 GB for Windows Vista)
  • Operating System: Windows Vista – Service Pack 1 / XP – Service Pack 3 / Windows 7
  • Video Card: 256 MB NVIDIA 7900+ / 256 MB ATI X1900 +
  • 3D: Yes
  • HARDWARE T&L: Yes
  • Pixel Shade: 3.0
  • VERTEX SHADER: 3.0
  • Sound Card: Yes
  • Free disk space: 16 GB
  • Video RAM: 256MB


Recommended requirements for Grand Theft Auto IV

  • CPU: Intel Core 2 Quad 2.4GHz, AMD Phenom X3 2.1GHz
  • CPU Speed: 2.4GHz
  • RAM: 2 GB (Windows XP) 2.5 GB (Windows Vista)
  • Operating System: Windows Vista – Service Pack 1 / XP – Service Pack 3 / Windows 7
  • Video Card: 512MB NVIDIA 8600+ / 512MB ATI 3870+
  • 3D: Yes
  • HARDWARE T&L: Yes
  • Pixel Shade: 3.0
  • VERTEX SHADER: 3.0
  • Sound Card: Yes
  • Free disk space: 18 GB
  • Video RAM: 512MB

Config file tweak download here