While many users prefer converting their own files to ensure quality, pre-compressed CHD sets are often archived online by the community:

This is the most "interesting" technical part. Technically, CHD is a format for the game data , but it is technically "lossy" regarding the disc structure .

Tired of seeing a Game.bin and Game.cue file for every single title? CHD merges multi-track discs into a . It makes your ROM folder look much cleaner and prevents "double entries" in front-ends like EmulationStation or LaunchBox. How to Convert ISO to CHD

solve the biggest headache of PS2 emulation: storage bloat. By converting your ISO library to CHD, you will:

It is not "lossy" like an MP3; the emulator reconstructs the exact original data on the fly.