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Subject: Re: Brutus

Author: Keith Evans

Date: 22:44:28 06/29/03

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On June 30, 2003 at 01:14:25, Slater Wold wrote:

>On June 30, 2003 at 00:53:25, Sally Weltrop wrote:
>
>>On June 29, 2003 at 16:54:23, Slater Wold wrote:
>>
>>>On June 29, 2003 at 13:19:58, Rajen Gupta wrote:
>>>
>>>>
>>>>>>
>>>>>>No.  It's 'top secret'.
>>>>>
>>>>hey! tell us some more. is it stronger as of today than deep junior8 on a dual
>>>>xeon 3.068
>>>>
>>>>
>>>>hand on heart promise; i wont tell any one :)
>>>
>>>It plays on playchess.com all the time.  Go watch.
>>
>>at full strength? I thought it ran much slower than when it appeared at the
>>recent computer tourneys
>
>I had the thought the other day, while I watched it get thrashed by Shredder,
>that it might be a 'dumbed down' version.
>
>However, with an FPGA, I don't see how that is possible.

Here are a couple - run the FPGA at a reduced clock rate, run with a simplified
evaluation,...

It would be interesting to see how it fares against Nimzo too. If it doesn't
fare well against Nimzo, then what does that mean?

>On 3 minute searches it's getting 11-12 ply.  At 3M+ NPS (which was the last
>report I got) I would expect more.

The branching factor in the hardware part of the search may be quite high. Which
would explain the claims that the hardware depth was quite low.

>
>But C.D. & Chessbase are kind of being quiet on this program, so all I can do is
>speculate.

I just hope that one thing comes out of this - cheaper FPGA boards



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