GTA San Andreas Download Size on Mobile & PC. Since you will be downloading GTA Trilogy, keeping at least 50 GB of free space is recommended. Although, San Andreas alone would be around a 15-20 GB game. Whereas on Mobile, the download size would be around 2 GB. However, keeping at least 3 GB of free space is recommended for it to run smoothly. Grand Theft Auto: San Andreas. Five years ago Carl Johnson escaped from the pressures of life in Los Santos, San Andreasa city tearing itself apart with gang trouble, drugs and corruption. Where filmstars and millionaires do their best to avoid the dealers and gangbangers. Now, it's the early 90s. Carl's got to go home. GTA - San Andreas CHEATS. 29,756 views. Grand Theft Auto: San Andreas - The Improved Classic. 8,834 views. Hard Drive: 3.6GB of free hard disk space (minimal install) 1.55 GB of free hard disk space (+ 635 MB if video card does NOT support DirectX Texture Compression) Operating system: Windows 98/98SE/ME/2000 SP3/XP SP1. DirectX: DirectX 9.0. The game will take up 27 GB of disk space on Xbox consoles, while it takes up 10.8 GB on the Switch. Players can pre-order the GTA trilogy from the Rockstar Games Store or the digital store of Ka7Dj.