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Subject: Re: Chess playing microcontroller

Author: John Alfred

Date: 01:46:04 08/16/01

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On August 15, 2001 at 15:22:31, Roy Eassa wrote:

>On August 15, 2001 at 04:52:01, John Alfred wrote:
>
>>On August 14, 2001 at 13:01:13, Roy Eassa wrote:
>>
>>>On August 14, 2001 at 07:40:47, John Alfred wrote:
>>>
>>>>Do you know of any attempts by anyone at a chess coprocessor daughterboard?
>>>>(apart from anything to do with Deep Blue)
>>>>
>>>
>>>There was a device called "The Chess Machine" that was sold as an ISA card for
>>>the PC.  You ran a special app and this card "took over", essentially replacing
>>>your main CPU for the duration of your chess play/study.  It had a nice
>>>mouse-based GUI and loads of features, and played quite well for its time (back
>>>in the DOS days).  Its claim to fame was that it could turn a slow PC (e.g.,
>>>PC-XT) into a strong chess program, and it lived up to that.  As PC CPUs got
>>>faster, the Chess Machine lost its market and got quite cheap.
>>>
>>>I'm sure that's not exactly what you asked, but I wonder if somebody could pull
>>>the same (or similar -- true coprocessor?) trick off today, in a world with 1.5+
>>>GHz main CPUs.
>>
>>Hi Roy,
>>
>>Thats interesting to hear! Any idea what processor it used and what the Elo
>>rating was?
>>
>
>I honestly don't recall the CPU.  I do recall that it was amazingly strong for
>its time.  And the GUI was unequaled.  They touted it as about USCF 2450, I
>think, but all ratings of that time period have since been reduced.  They
>actually had two models -- a later, more expensive one was double the speed, and
>thus higher rated, but caused heat problems.  I had the "normal" one (which I
>actually still own if you know anybody who's interested in buying it!).

Hi Roy,

Why not put a price on it now? Who knows where it may lead to!

John



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