In this guide, we will explain what CHD files are, why they are better than BIN/CUE or ISO, how to use them on modern emulators and handhelds (like the Steam Deck or Retroid Pocket), and how to convert your existing library. Traditionally, Sega Saturn dumps come in BIN/CUE format. This is a raw 1:1 copy of the disc. While accurate, it is inefficient.
Enter the format. Originally designed for arcade games in MAME, CHD has become the gold standard for compressing Sega Saturn ROMs. sega saturn roms chd
chdman extractcd -i "game.chd" -o "game.cue" In this guide, we will explain what CHD
This will regenerate the original BIN and CUE files perfectly. Because CHD is lossless, the extracted files are identical to the originals. Even with the right format, Saturn emulation is tricky. Here are fixes for common issues: While accurate, it is inefficient
Using the same chdman tool: