Of course, googling both these terms, perhaps with 'emulator' or 'MAME' thrown in, would've given you the data you needed. Then trying a few of each.
All of which would've taken less time and told you A LOT more about this gig, plus given you insight into yourself and things game-related, than flitting about, here.
Consider it high comedy....sincere tragedy....whatever...don't take it personally.