Centris 650 & Quadra 650: How They Differ

This article provides a quick-reference table of differences between two similar Macintosh models: Centris 650 and Quadra 650. The Quadra 650 operates up to 22% faster than the Centris 650, which it replaces.

                    Centris 650           Quadra 650
                    -----------           ----------
Clock speed          25 MHz                33 MHz

Integrated FPU       optional              standard

Standard RAM         4MB                   8MB
Maximum RAM          132MB                 136MB

Hard Drive           80, 230, or 500MB     230MB or 500MB

Ethernet connector   optional              standard

In all other respects, these two systems are identical.
Published Date: Feb 19, 2012