The “100MB highly compressed” version is not an official release from Rockstar. Instead, it is a created by third-party groups. Using specialized compression tools (like WinRAR, FreeArc, or custom repack utilities), these groups shrink the game’s data—audio, textures, and game logic—to approximately 100 megabytes. After downloading this small file, the user must run an installer that decompresses the content back to a playable state.
: To reach such a small size, "ripped" versions often remove high-quality textures, cutscenes, and most importantly, the radio stations and music Lowered Quality gta vice city highly compressed 100mb for pc