CHD (Compressed Hunks of Data) is a lossless compression format originally developed for arcade games in MAME. It has since been adopted for PlayStation 2 games, allowing large ISO or BIN/CUE files to be compressed significantly without losing any data, audio quality, or game functionality.
: Fit nearly double the games on the same SD card or hard drive. Single-File Management : Converts multi-file sets into a single file, making libraries much cleaner. Fast Performance ps2 chd roms upd
The "upd" (update) to your library using CHD files provides several key advantages over traditional .ISO or .BIN/.CUE formats: Understanding and Managing PS2 CHD ROMs What Are
Alternatively, maybe the user is referring to "PS2 CHD" as in the PlayStation 2 has CD-based games, but that's not what CHD stands for. Wait, maybe a typo or confusion. CHD is Compressible Hash Data, which is more relevant for arcade games in MAME, but for PS2, perhaps they're using a different format and the user is confused. : Fit nearly double the games on the