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Subject: Re: Crafty 9.31 and Arena

Author: pavel

Date: 16:12:23 04/28/05

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On April 28, 2005 at 10:57:16, Evgenii Manev wrote:

>
>thank you for your advice - i had suspicions about the name of .exe
>and the reason of my interrest in using such an old version is just curiosity,
>nothing more
>and out of this concrete topic, i think that there exists possibility that older
>versions of some chess engines are stronger than the new ones
>look for example at latest Crafty 19.19 - IMO it isn't the strongest Crafty
>version
>
>regards,
>Geno

Hi Geno,
Here is a little test I did few months ago. You might find it interesting.
Games were 5 min per side/ ponder off.

-------------------------------------------------------------------------------
 Program                        Elo    +   -   Games   Score   Av.Op.  Draws

  1 Crafty1815                : 2664   80  77    55    71.8 %   2501   34.5 %
  2 Crafty1619                : 2650   94  90    55    70.0 %   2502   16.4 %
  3 Crafty1714                : 2616   89  87    55    65.5 %   2505   18.2 %
  4 Aristarch450              : 2610   83  81    55    64.5 %   2506   27.3 %
  5 Crafty1915                : 2567   80  79    55    58.2 %   2510   29.1 %
  6 Crafty1919                : 2532   75  74    55    52.7 %   2513   36.4 %
  7 Crafty1290                : 2526   80  80    55    51.8 %   2514   27.3 %
  8 Crafty1310                : 2474   83  84    55    43.6 %   2518   21.8 %
  9 Crafty1520                : 2456   76  77    55    40.9 %   2520   34.5 %
 10 Crafty1413                : 2450   74  76    55    40.0 %   2520   36.4 %
 11 Crafty1123                : 2425   86  88    55    36.4 %   2523   18.2 %
 12 ChessterfieldCL           : 2030  179  71    55     4.5 %   2559    5.5 %
-------------------------------------------------------------------------------



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