On Thu, Aug 29, 2002 at 09:27:19PM -0500, Josh Tolbert wrote:

 > 	The Dreamcast's CPU is a 200MHz Hitachi Super-H 4. I'm not quite
 > sure what the differences between the SH-3 and SH-4 are. I was wondering
 > about the differences myself the other day...

The SH-4 is basically the follow-on to the SH-3.  It is significantly
faster (you might notice that the Dreamcast is actually quite zippy for
a 200MHz CPU with 16M of RAM), has a different cache architecture, and
various differences in the MMU, different pipeline, etc.

-- 
        -- Jason R. Thorpe <thorpej@wasabisystems.com>