To fix the "Out of Video Memory" bug common in the PC port, you might need to create a commandline.txt file in the main folder with the entry -availablevidmem 4096 . Stay Safe Out There
Sometimes The Lost and Damned and The Ballad of Gay Tony are bundled in. Failas: Grand Theft Auto IV.zip ...
I can give you the exact steps to optimize the performance for your specific PC! To fix the "Out of Video Memory" bug