Author: Robert Hyatt
Date: 18:07:25 12/02/01
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On December 02, 2001 at 18:13:59, Kim Roper Jensen wrote: >Hi > >I just wondered if there was any chessprograms that could use really big >hashtables, i got 2gigs of ram and i dont know any program that can use this >amount. The highest that I know of is Chessbase progs with approx 818Megs or >something close. The largest I have ever tried was 24 gigs on a Cray T90. Crafty has no limit that I know of, other than what the operating system will allow. > >If I understand it correctly there shouldnt be any real strength improvement >when I use really big hashtables, but is the strength improvement approximating >some limit, for hashtable-size inreasing towards infinity ?? Yes. Once the table is large enough to store everything you want to store, making it bigger won't help any further. > >i will try here to draw with chars what i mean: > >elo >xxx| - - - - - - - - - - - - - - - > | x xxxxxx >100| x > | x > 50| x > | x > 10|x > +------------------------------- tablesize in megs, kbytes ....... whatever > 10 100 1000 10000 100000 +oo > >Please dont comment my artful chart :) > >With Regards >Kim
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