Are you having trouble with or missing sound ?
The MAME project is constantly evolving. As developers learn more about original arcade hardware, they update the emulator to be more accurate. While accuracy is great, it comes at a cost: CPU power. mame 078 romset
The 0.78 set covers the "Golden Age" of arcades beautifully. You can expect near-perfect emulation for: Pac-Man, Donkey Kong, Galaga, and Frogger. Are you having trouble with or missing sound