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Article View: comp.sys.amiga.tech
Article #2759

Re: speeding up the amiga and hardware hacking

#2759
From: pcooper
Date: Tue, 16 Jan 1990 01:53
17 lines
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In article <90005.150000NETOPRBH@NCSUVM.BITNET> NETOPRBH@ncsuvm.ncsu.edu (Brandon Hill) writes:
>
>1)  Would it be possible to run the 68000 at a speed other than 7 mhz?
>    It seems like it would be easy to get, say, a 14 mhz clock from the
>    28 mhz master clock (dividing it in half) and a 16 mhz 68000 and
>    more or less double the processing speed.
The CMI Accelerator does just this, it runs at 14mhz.  I have one and it
only provides 10-40% improvement.  Your design might do better.  What I've
always wanted to try is putting a 68010/14Mhz in the CMI to see what kinda
performance I can get.  The fastest 68010 I have seen is 8Mhz, so I've never
tried this, I'm sure there are faster chips around.  There might also be a
hardware incompatiblity with the CMI board and the 68010.  Not sure.  
It was roomered that CMI is out of dead, I've still seen the Accelerators
being sold though...  The CMI board also allows a 68881 with is't own clock.
Unfortunaly the 68881 acts as a periferal so almost no software suports it. 
(Or so I have been told, I don't have the 68881 installed ($$))
Later, paul.
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Message-ID: <966@orchid.waterloo.edu>
Path: arc1-ca.pugleaf.net!utzoo!utgpu!watserv1!orchid!pcooper
References: <90005.150000NETOPRBH@NCSUVM.BITNET>

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!watserv1!orchid!pcooper
From: pcooper@orchid.waterloo.edu (pcooper)
Newsgroups: comp.sys.amiga.tech
Subject: Re: speeding up the amiga and hardware hacking
Message-ID: <966@orchid.waterloo.edu>
Date: 16 Jan 90 01:53:09 GMT
References: <90005.150000NETOPRBH@NCSUVM.BITNET>
Reply-To: pcooper@orchid.waterloo.edu ()
Organization: U. of Waterloo, Ontario
Lines: 17