: CSO files compress the original ISO data, often reducing file size by 20% to 50%, allowing you to store a "full archive" or larger library on a single card.
| Genre | Game Title | CSO Size (Approx) | | :--- | :--- | :--- | | Action | God of War: Ghost of Sparta | 700 MB | | RPG | Persona 3 Portable | 800 MB | | Tactics | Final Fantasy Tactics: War of the Lions | 400 MB | | Racing | Burnout Legends | 350 MB | | Open World | Grand Theft Auto: Vice City Stories | 900 MB | | Fighting | Tekken 6 | 600 MB | | Shooter | Syphon Filter: Logan's Shadow | 500 MB | | Rhythm | Patapon 2 | 200 MB | cso psp archive full
While the space savings are attractive, a CSO archive is not always perfect. The PlayStation Portable has to decompress game data in real-time while you play. This can lead to performance issues in demanding titles. : CSO files compress the original ISO data,
Pro Tip: For the on Android or PC, CSO files are the gold standard. They save hard drive space without noticeable performance hits on modern hardware. This can lead to performance issues in demanding titles