: CHD files typically offer a significant reduction in file size (often 20% to 50% smaller than uncompressed BIN/CUE files).
Support for CHD has become a standard feature across the most popular PSX emulation platforms: DuckStation chd psx roms
Not all emulators support CHD natively. Here is the compatibility list for 2025: : CHD files typically offer a significant reduction
Create a .m3u playlist file for the CHD files so the emulator knows when to ask for disc 2. chd psx roms
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