description Apple Macintosh Centris 650 Overview
The Apple Macintosh Centris 650 was a mid-range desktop computer introduced by Apple in February 1993 as part of the short-lived Centris product line, which Apple rebranded as Quadra later that same year. It featured a Motorola 68040 processor running at 25 MHz and shipped with 4MB or 8MB of RAM. The Centris 650 was aimed at business and professional users who needed more performance than entry-level Macs offered but at a lower price than flagship Quadra models.
help Apple Macintosh Centris 650 FAQ
When was the Apple Macintosh Centris 650 released?
Apple introduced the Macintosh Centris 650 on February 10, 1993. Apple renamed the line the Quadra 650 in October 1993 and raised the processor speed from 25 MHz to 33 MHz.
What processor and memory did the Macintosh Centris 650 use?
The Centris 650 used a 25 MHz Motorola 68040, although the base configuration used the 68LC040 without an integrated floating-point unit. Configurations came with 4MB or 8MB of onboard RAM, with additional SIMM expansion available.
Which version of Mac OS can run on a Centris 650?
The Centris 650 originally shipped with System 7.1 and can run later 68K Mac OS releases up to around System 8.1. It is a classic Motorola 68040 Macintosh, not a PowerPC Mac designed for modern macOS.
What storage and expansion options did the Centris 650 have?
Apple offered hard drives including 80MB, 230MB, and 500MB SCSI configurations. The desktop also provided three NuBus slots and could be ordered with an optional 2x AppleCD 300i CD-ROM drive.
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