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Subject: Re: Strongest Palm program? ChessGenius 2.0 w/ native ARM and hash tables!!

Author: Dana Turnmire

Date: 22:30:29 11/30/03

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On November 30, 2003 at 20:20:29, Michael Conway wrote:

>ChessGenius 2.0 has native ARM code for its engine and allows hash tables up to
>8MB.  On my Palm Tungsten C (400 MHz) with ARM selected, it calculates
>approximately 65,000 positions per second!  This is in contrast to around 2,000
>positions without using ARM - an increase of over 30x!!  (These are based on the
>positions counter in ChessGenius - new in v2.0).  Chess Tiger 15.1 on the other
>hand calculates around 1,500 positions per second.
>
>As a quick test I played four 15 0 games between the two engines using ARM and
>8MB hash table for ChessGenius 2.0 and the standard engine with 12MB hash table
>for Chess Tiger 15.1.
>
>ChessGenius 2.0 won all four games.  One game was a dead drawn position
>(opposite color bishops with ChessGenius up a pawn) but Chess Tiger in a time
>crunch played poorly at the end and lost.  The other three games were resounding
>defeats.
>
>Needless to say, the addition of hash tables to ChessGenius (along with its much
>stronger engine) helps it play MUCH better in the endgame than it used to.
>
>I plan to play additional 15 0 games (maybe a total of 20) between to two
>engines.  When I'm done, if there's any interest, I'll post the PGNs.
>
>It's time for Christophe to write native ARM code for Chess Tiger because for
>now, he can no longer claim "Chess Tiger for Palm is the strongest chess program
>for the Palm organizers".

Now if Mr. Lang will start working on Genius 7.



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