BSNES

BSNES has a somewhat different purpose to most emulators; it focuses on accuracy over performance. To that end, it does not include any game specific hacks, or idle-loop skipping optimizations commonly found in other emulators. To add to the fun, it uses a cycle accurate hardware emulation. The net result of all this is the highest system requirements of any software I've released to date; those without a G5 class machine need not apply. If you meet the requirements, however, this is the most accurate SNES emulation available on the Mac platform.

Version 0.6.8:

• This release officially introduces the accuracy and performance cores, alongside the previously-existing compatibility core. The accuracy core allows the most accurate SNES emulation ever seen, with every last processor running at the lowest possible clock synchronization level. The performance core allows slower computers the chance to finally use BSNES. It is capable of attaining
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Requirements

Mac OS X 10.4 or later