On Wed, 21 Feb 1996 13:58:49 -0800 
 Andrew Carey <careya@peak.org> wrote:

 > HP never shipped (at least officially) 433e or a 433t. Of course, you
 > can replace the timing crystal and push to 33mhz without any appreciable
 > harm.

Apparently, the "CPU ID" register in the Apollo utility chip held a 
different ID for the 433 than the 425.

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