multiple cpu machines Re: rogues galleries

[Sridhar Ayengar]

Jules Richardson wrote:
> Mike van Bokhoven wrote:
>>> Cromemco DPU? Z80 and 68000 on one S-100 card; add an IOP Serial I/O
>>> card, and you've got another Z80...
>>
>> How about the Sega MegaDrive/Genesis? That ran a 68000 and Z80. 
> 
> That's only two, though :) I'm mainly curious as to which vendors 
> managed to produce and market a system with more than two out of the box 
> (rather than relying on add-on boards from third parties, or even 
> optional extras from the manufacturer). I don't think there could have 
> been many.

The IBM IS/390 came with three by default.  A PC processor running OS/2, 
a mainframe processor running a mainframe OS (commonly VM or VSE) and a 
channel processor with an i960.

Peace...  Sridhar