On Mon, Jun 05, 2006 at 03:06:28AM -0400, MJMahon@xxxxxxx wrote: > From the programmer's point of view, a 68000 *is* a 32-bit system. I know. 32-bit registers, 24-bit addressing, and 16-bit wide data bus. Then the question is, which number do you choose? Similarly, you could argue that a 68040 is much more powerful than a 68020 -- so why should they be in the same category? The line has to be drawn somewhere. Byron.