CHD (Compressed Hunks of Data) for Sega Saturn ROMs is widely considered the modern gold standard for library organization and emulation. Originally developed for MAME, this format significantly reduces file sizes while maintaining a perfect, lossless backup of the original game data. Core Review & Performance Storage Efficiency : CHD files can reduce a standard Sega Saturn

Introduction

Furthermore, a standard Saturn game takes up 500MB to 650MB. If you want a library of 200 games, you are looking at 120GB+ of cluttered, slow-to-read chaos.

Verification: Once finished, you can delete the original files to save space. Where to Find Pre-Converted Files