To understand the demand for an "extra quality" CSO, one must first understand the file structure of PSP games.
When a PSP game is dumped from a UMD (Universal Media Disc), it initially appears as an ISO (International Organization for Standardization) file. An ISO is an exact, uncompressed 1:1 copy of the game disc. For Shin Budokai 2, this results in a file size typically around 800MB to 1GB. This is the "Raw Quality" standard—nothing is missing, and no data is altered.
However, PSP storage (Memory Stick Duo) was expensive and limited in speed. To fit more games onto a memory card, the homebrew community developed CSO (CISO - Compressed ISO). psp dragon ball z shin budokai 2 cso extra quality
Whether you are playing on a real PSP with custom firmware (CFW) or using an emulator like PPSSPP, use these settings:
On PPSSPP (Android/PC):
On Real PSP (CFW 6.61 PRO-C):
For nearly two decades, the PlayStation Portable (PSP) has remained a holy grail for fighting game enthusiasts. Among its legendary library, Dragon Ball Z: Shin Budokai 2 stands as a fan favorite. However, the original Universal Media Disc (UMD) suffered from one major flaw: loading times. This is where the legendary "PSP Dragon Ball Z Shin Budokai 2 CSO Extra Quality" comes into play. To understand the demand for an "extra quality"
In the world of emulation and modded PSP hardware, "CSO Extra Quality" isn't just a file format—it is a performance benchmark. This article dives deep into why this specific compressed version is superior, how to achieve it, and why it remains the definitive way to play this classic brawler in 2025.
| Device | Recommendation |
|--------|----------------|
| Real PSP (CFW) | CSO level 6, block 2KB, place in ISO/ folder. Use Memory Stick with ≥ 4GB free. |
| PPSSPP (PC/Android) | CSO level 9 (more compression OK), enable “Fast memory (unstable)” only if needed. |
| Adrenaline (PS Vita) | Same as real PSP, but enable “Threaded IO” for smoother CSO loading. | On Real PSP (CFW 6