Developed for modern preservation and accurate simulation.
To understand why GDI files are so important, you first need to understand the physical media the Dreamcast used. dreamcast roms gdi
If you are setting up a modern Dreamcast playback system, GDI should always be your first choice for several reasons: Developed for modern preservation and accurate simulation
text file (acting as a track list or "cue sheet") and several associated (data) and (audio) files. dreamcast roms gdi