GTA IV RELEASED (PC VERSION )

PC version of GTA-4 released on 1Th December 2008. Its takes around 14GB of hard disc space.
Minimum System Requirements

* OS: Windows XP/Vista
* Processor: Intel Core 2 DUO @ 1.8 GHz/AMD Athlon 64 X2 @ 2.4 GHz
* Memory: 1.5 GB
* Hard Drive: 16 GB Free
* Video Memory: 256 MB (nVidia GeForce 7900/ATI Radeon X1900)
* Sound Card: DirectX Compatible
* DirectX: 9.0c
* Keyboard & Mouse
* DVD Rom Drive

You can test whether GTA-4 runs on your system or not .
click here to check