The MAME 0.78 set represents a perfect "sweet spot" in arcade emulation history:
The bane of old MAME setups was hunting for BIOS files (like neogeo.zip , cps2.zip , pgm.zip ). A 0.78 set automatically deduplicates these. You will find a dedicated BIOS folder or the files are already baked into the non-merged ROMs. mame 078 rom set new
MAME 2003-Plus is a modernized version of the original 0.78 engine. It uses the same ROM set as a baseline but fixes bugs, improves sound, and adds support for several hundred additional games. Pros and Cons The MAME 0