The legitimate Grand Theft Auto IV: The Complete Edition on Steam has a download size of approximately 19.70 GB . A 7.51 GB file is heavily compressed and may be missing essential game files like audio or cutscenes to achieve that size.
To ensure your computer stays secure and you receive the full, functional version of the game, it is best to use authorized digital storefronts: GTA IV: The Complete Edition Rockstar Games Launcher: Official Site Grand Theft Auto IV system requirements - Can You RUN It grand-theft-auto-gta-4-free-download-only-7-51gb
At least 1.5 GB of RAM (though 4 GB+ is recommended for smooth play). Graphics: 256MB VRAM (GeForce 7900 or Radeon X1900). Where to Safely Buy GTA IV The legitimate Grand Theft Auto IV: The Complete