description Apple Macintosh Centris 660AV Overview
The Apple Macintosh Centris 660AV is a personal computer released by Apple in 1993 as part of the mid-range Centris line. It is distinguished by the inclusion of a 25 MHz Motorola 68040 processor paired with a dedicated AT&T 3210 digital signal processor (DSP). This DSP enabled advanced multimedia features for its time, including real-time video capture, speech recognition, and text-to-speech capabilities. The system was later rebranded as the Macintosh Quadra 660AV.
help Apple Macintosh Centris 660AV FAQ
What processor is actually inside the Macintosh Centris 660AV?
The Centris 660AV uses a full Motorola 68040 running at 25 MHz, not a 68LC000. It also includes a 55 MHz AT&T 3210 digital signal processor for audio, speech, and other multimedia work.
What made the Centris 660AV an AV Macintosh?
Apple equipped it with stereo 16-bit audio plus composite and S-video input and output. Its DSP and built-in video connections made the 660AV unusually capable for multimedia production in 1993.
How much memory can a Centris 660AV use?
Typical systems shipped with 8 MB of RAM, while the supported maximum is 68 MB. The machine has 4 MB on its logic board and two 72-pin SIMM slots.
Are the Centris 660AV and Quadra 660AV different computers?
They are essentially the same hardware under different branding. Apple introduced the Centris 660AV in July 1993 and renamed it the Quadra 660AV when the short-lived Centris name was retired that October.
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