Power Macintosh

computer Apple Computer's personal computer based on the

PowerPC, introduced on 1994-03-14. Existing 680x0 code

(both applications and device drivers) run on Power Macintosh

systems without modification via a Motorola 68LC040

emulator. The performance of these unmodified applications

is equivalent to a fast 68040-based Macintosh, e.g. a fast

Macintosh Quadra. The Power Macintosh runs Macintoshoperating system from System 7.5 to Mac OS 8.5.

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(1999-01-08)