GRAND THEFT AUTO IV Minimum System Requirements 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 GTA IV is a game which aim to recreate whole san Andreas in new range engine.Grand theft auto san andreas is first in gta series to use rockstar advanced game engine. You must have grand theft auto already installed to make GTA 4 run on your pc.It is an open world action video game. GTA IV won many wards from both gaming and manstream press.It was elected as game of year in 2012 and in 2012 more than 25 million copies were sold. Empire placed Grand Theft Auto IV 16th on their list of 100 Greatest Games of All Time.