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Subject: Re: DT and DB (prototype) vs Computers

Author: Amir Ban

Date: 07:31:30 01/24/00

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On January 23, 2000 at 22:25:21, Robert Hyatt wrote:

>On January 23, 2000 at 17:15:27, blass uri wrote:
>
>>On January 23, 2000 at 16:58:28, Robert Hyatt wrote:
>>
>>>On January 23, 2000 at 14:25:53, Chris Carson wrote:
>>>
>>>>Date    Event   Opp             Program PS      USCF
>>>>Nov-88	19ACM	Challenger	DT-0.02	0.5
>>>>Nov-88	19ACM	SunPhoen	DT-0.02	1
>>>>Nov-88	19ACM	Hitech	        DT-0.02	1
>>>>Nov-88	19ACM	Mephisto	DT-0.02	1		micro
>>>>Nov-89	20ACM	SunPhoen	DT	1	2508
>>>>Nov-89	20ACM	Bp	        DT	1	2508
>>>>Nov-89	20ACM	Hitech	        DT	1	2508
>>>>Nov-89	20ACM	Rebel 89	DT	1	2508	micro
>>>>Nov-89	20ACM	Mephisto	DT	0	2508	micro
>>>>Nov-90	21ACM	Bebe	        DT/88	1	2586
>>>>Nov-90	21ACM	Belle	        DT/88	1	2586
>>>>Nov-90	21ACM	Mephisto	DT/88	1	2586	micro
>>>>Nov-90	21ACM	Hitech	        DT/88	0	2586
>>>>Nov-90	21ACM	Zarkov	        DT/88	1	2586	micro
>>>>Nov-91	22ACM	Zarkov	        DT-II	1		micro
>>>>Nov-91	22ACM	Mchess	        DT-II	1		micro
>>>>Nov-91	22ACM	Hitech	        DT-II	1
>>>>Nov-91	22ACM	CrayBlitz	DT-II	1
>>>>Nov-91	22ACM	Mephisto	DT-II	1		micro
>>>>Jun-94	24ACM	Zarkov	        DB prot	1
>>>>Jun-94	24ACM	Mchess	        DB prot	0		micro
>>>>Jun-94	24ACM	Wchess	        DB prot	1		micro
>>>>Jun-94	24ACM	Star Soc	DB prot	1
>>>>Jun-94	24ACM	Mchess	        DB prot	1		micro
>>>>May-95	8thWCCC	Star Soc	DB prot	1
>>>>May-95	8thWCCC	Hitech	        DB prot	1
>>>>May-95	8thWCCC	Cheiron	        DB prot	1
>>>>May-95	8thWCCC	Wchess	        DB prot	0.5		micro
>>>>May-95	8thWCCC	Fritz 3	        DB prot	0		micro
>>>>
>>>>Source: M. Newborn, (1997), "Kasparov versus Deep Blue",
>>>>Springer-Verlag, New York, New York
>>>>
>>>>Notes:
>>>>
>>>>DT/DB prototype scored 9.5/13 on the micros between Nov 1988
>>>>and May 1995.  Not very impressive IMHO, considering the huge
>>>>hardware advantage.  :)
>>>>
>>>>IMHO, the micros had the more impressive performance, especially
>>>>in 1995 when Fritz won the tournament!  :)
>>>>
>>>>Best Regards,
>>>>Chris Carson
>>>
>>>
>>>Note that the game vs Mchess was not played.  It was a forfeit without a
>>>move being played, due to a big thunderstorm knocking out all the telephone
>>>equipment into the Watson lab.
>>>
>>>one loss is _not_ bad...  and that is all they had in legitimate games...
>>
>>They had 2 losses in legitimate games against micros
>>Fritz and mephisto.
>>
>>I see that they had also one loss against Hitech in november 90 and I believe
>>that this hitech is weaker than the micros of today.
>>
>>They had 2 draws against a micro(wchess) and against challanger in november 88
>>
>>Uri
>
>
>Hitech isn't a lot weaker, if it is any weaker.  It was a very strong program,
>it just was the wrong hardware design to 'keep up' with general-purpose computer
>advances.  I would put hitech on a par with today's programs, or at least with
>programs on machines prior to the 500+mhz machines.  Hitech was very fast and
>had a good search...

Having watched and played Hitech in Hong-Kong, I estimate its strength to be
slightly lower than the top micros on '95 hardware, i.e. about SSDF 2350.

Amir





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