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Article #1237

Re: Acorn 610 as processor/coprocessor?

#1237
From: James Uther
Date: Sun, 15 Nov 1992 23:36
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In article <1992Nov12.134146.631@wam.umd.edu>, rsrodger@wam.umd.edu (Yamanari) writes:
|> In article <BxL7t4.3tE@iat.holonet.net> bwilliam@iat.holonet.net (Bill Williams) writes:
|> >It has only 32000 transistors yet can magically support 4096 bytes of
|> >cache RAM in the 32000 transistors... hmmm lets see... lets pretend that
|> 	I was referring to the Byte magazine article some months 
|> 	back.  32k transistors, 4k cache and no FPU.   
|> 
|> 	Can anyone cite a claim from Acorn themselves??
 no, but
	from what I hear, the 610 is just a subcomponent, or module. The 32k
trannies represent the cpu, but an actual 610 uprocessor tends to be built 
with other things added. For example, the 610 for the newton started life 
by grabbing the 610 cpu module and sticking it in the corner of the silicon. 
Then a large object-based mmu with hardware garbage collection was designed 
and added. All in all far more than 32k trannies. The 610 is simply a core 
around which final uprocessors are designed.

	james
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References: <1992Nov8.130614.19372@wam.umd.edu> <BxL7t4.3tE@iat.holonet.net> <1992Nov12.134146.631@wam.umd.edu>

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From: jimu@orthanc.cs.su.oz.au (James Uther)
Subject: Re: Acorn 610 as processor/coprocessor?
Reply-To: jimu@orthanc.cs.su.oz.au (James Uther)
Organization: Basser Dept of Computer Science, University of Sydney, Australia
Date: Sun, 15 Nov 1992 23:36:44 GMT
Message-ID: <1992Nov15.233644.22719@cs.su.oz.au>
References: <1992Nov8.130614.19372@wam.umd.edu> <BxL7t4.3tE@iat.holonet.net> <1992Nov12.134146.631@wam.umd.edu>
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