The compressed version is fighting your graphics card driver, usually due to low VRAM. The Fix:

The highly compressed 500MB GTA 5 PC version may seem appealing, but it often leads to issues and instability. By reinstalling the original game, verifying game files, updating graphics drivers, and disabling mods, you can potentially fix issues with the compressed version. If you're looking to download GTA 5, consider purchasing it from official sources or digital distribution platforms to ensure a hassle-free experience.

If the extraction stops at 99%, the 500MB file likely didn't download correctly.

Most "super compressed" files contain miners or trojans.

To get the size that low, "repackers" often strip out all radio stations, cutscenes, and 4K textures. Common Fixes for Highly Compressed Errors