Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Question about Chrilly's chess code background

Author: Lar Mader

Date: 18:59:32 06/26/05

Go up one level in this thread


BTW, here's the info from Hydra's website:

http://tournament.hydrachess.com/ahydra.php

-= Lar


On June 26, 2005 at 21:57:33, Lar Mader wrote:

>Hydra is so amazingly strong, not so much because the program is superior to
>other programs, but because the hardware is far superior to the standard PCs
>that today's commercial programs run on.  That being said, the programming is
>indeed interesting and somewhat different from PC programs in that it is
>specially designed for a fast multiprocessor search that can take advantage of
>specially programmed FPGA hardware for search extensions and evaluation.  Also,
>because some of the chess evaluation is implemented in the FPGA hardware, it is
>able to perform evalations that would be too expensive (with regard to
>time/speed) for pure software engines.
>
>I think a lot of people would say that on some idealized equivalent hardware
>setup, Shredder 9.0 is a stronger engine than Hydra, from a pure engine
>standpoint.  But this comparison is pretty loose: it isn't really fair or
>accurate.  It's very apples and oranges.  For many reasons, such as those
>mentioned above, you really have to consider the entire machine, the hardware
>running the engine, how the hardware resources are designed, and how well the
>software is optimized for this hardware, etc.
>
>Keeping the above in mind, which means that pure numbers don't tell the whole
>story, it's interesting to note: the Hydra team claims their program considers
>200 million moves a second.  Shredder 9, on a very fast dual CPU PC probably
>would be doing well to hit 2 million positions per second.  Maybe you can get 4
>million/sec on a quad.  So you might say that Hydra is roughly 50 times as fast
>as Shredder (running on some pretty fancy PC hardware).  Again, this doesn't
>accurately tell the story of how the strength of the two machines/engines would
>compare, but it is impressive.
>
>I don't think it's any surprise that Hydra is exceptionally strong.
>
>-= Lar
>
>
>On June 26, 2005 at 21:29:30, K. Burcham wrote:
>
>>
>>
>>I assume Chrilly wrote the Code for the Nimzo program.
>>If this is true then what were his results from year to year when working with
>>chess code against his competitors, Ed, Robert, etc...
>>Was Chrilly winning some of the time, most of the time?
>>How many times was Nimzo world champion?
>>Is Chrilly an IM, GM..?
>>
>>How come all of a sudden this Chrilly has a program that some say beats
>>shredder, all of the worlds top programmers, and now can beat the number 7 super
>>GM in the world. You think people in any other sport can all of a sudden beat
>>the worlds best, when they have proven in the past they do not have world class
>>talent.
>>
>>Of course if someone has the stats to show me that Chrilly was already world
>>class programmer and was winning against world class programmers---then I will
>>have learned about Chrilly. I am like many here, I do not know. So I would like
>>for some of the chess program history buffs to fill me in on this guy that is
>>kicking ass at the top.
>>
>>Also, now that Chrilly is on top, Frederic would you please tell Chrilly to comb
>>his hair---if it will not comb---have him use some hair gel.
>>
>>kburcham



This page took 0 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.