A: On a Core 2 Duo, up to 45 minutes. On an i5/i7, 15 minutes.

Even a compressed version requires your PC to meet the original game's hardware standards to run smoothly. Grand Theft Auto: San Andreas - Gameplay or technical issue

: Most 100MB versions are "Highly Ripped," meaning they remove all radio stations, cutscene audio, character voices, and high-resolution textures.