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Subject: Re: Is crafty the fastest program to calculate perft with no hash tables?

Author: Robert Hyatt

Date: 07:20:07 06/20/01

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On June 20, 2001 at 07:35:24, Uri Blass wrote:

>Crafty needs only 2.2 seconds to calculate perft 5(the number of legal games
>with 5 moves) and only 54.76 seconds to calculate perft 6(119,060,324 nodes)
>
>It is clear that Crafty does not use hash tables to calculate perft faster.
>
>Is there another program (with free or without free source code) that can
>calculate perft (without hash) faster than Crafty?
>
>Uri


You can't use hash tables to do this.  Otherwise the node count would not be
exact when the hash table cuts off part of the tree.

• Re: Is crafty the fastest program to calculate perft with no hash tables? Uri Blass 09:51:58 06/20/01
  • Re: Is crafty the fastest program to calculate perft with no hash tables? Peter McKenzie 13:00:53 06/20/01
    • Re: Is crafty the fastest program to calculate perft with no hash tables? Paul Byrne 22:08:59 06/20/01
    • Re: Is crafty the fastest program to calculate perft with no hash tables? Uri Blass 13:24:42 06/20/01
    • Re: Is crafty the fastest program to calculate perft with no hash tables? Dann Corbit 13:06:34 06/20/01
      • Re: Is crafty the fastest program to calculate perft with no hash tables? Peter McKenzie 15:41:59 06/20/01
        • Re: Is crafty the fastest program to calculate perft with no hash tables? Heiner Marxen 16:06:53 06/20/01
          • Re: Is crafty the fastest program to calculate perft with no hash tables? Dann Corbit 17:28:39 06/20/01
            • Re: Is crafty the fastest program to calculate perft with no hash tables? Heiner Marxen 04:53:12 06/21/01

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