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Rybka odds matches and the strength of engines
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Kai Laskos



Joined: 26 Jul 2006
Posts: 3415

PostPost subject: Rybka odds matches and the strength of engines    Posted: Sat Jun 09, 2012 5:16 pm Reply to topic Reply with quote

I put a Rybka self-play randomizer match (search window 3cp) with the "pawn and move" handicap (f7 removed). I don't know if this was done before, maybe some Rybka Forum members would know.

[D]rnbqkbnr/ppppp1pp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq[/D]
BR BN BB BQ BK BB BN BR
BP BP BP BP BP    BP BP
   ::    ::    ::    ::
::    ::    ::    ::    
   ::    ::    ::    ::
::    ::    ::    ::    
WP WP WP WP WP WP WP WP
WR WN WB WQ WK WB WN WR



200 games at 1s/move

169:31
+145 =48 -7

Some ~300 computer Elo points handicap.

In 2008 Rybka played 8 games with this handicap against GM Roman Dzindzichashvili, and 2 games against GM Vadim Milov, performing at Elo 2550 FIDE level. This is AFAIK the last series of computer-GM games in stable conditions.

Now a bit of speculations: engines improved since 2008 by some ~150 Elo points, for a total difference of ~450 computer Elo points, meaning some ~350 human Elo points (could someone confirm that computer ratings are exaggerating the differences?). Therefore a recent top engine on a quad (and tournament TC) would be ~2550+350 ~ 2900 Elo points on FIDE ratings. Seems a bit low compared to Elo 3200 assumed by many for these engines.

Kai
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Subject Author Date/Time
Rybka odds matches and the strength of engines Kai Laskos Sat Jun 09, 2012 5:16 pm
      Re: Rybka odds matches and the strength of engines H.G.Muller Sat Jun 09, 2012 6:50 pm
            Re: Rybka odds matches and the strength of engines Kai Laskos Sat Jun 09, 2012 7:14 pm
                  Re: Rybka odds matches and the strength of engines Sedat Canbaz Sat Jun 09, 2012 9:32 pm
                        Re: Rybka odds matches and the strength of engines Kai Laskos Sat Jun 09, 2012 11:43 pm
                              Re: Rybka odds matches and the strength of engines Sedat Canbaz Sat Jun 09, 2012 11:50 pm
                                    Re: Rybka odds matches and the strength of engines Kai Laskos Sun Jun 10, 2012 12:02 am
                                          Re: Rybka odds matches and the strength of engines Uri Blass Sun Jun 10, 2012 9:53 am
                                                Re: Rybka odds matches and the strength of engines Kai Laskos Sun Jun 10, 2012 10:17 am
                                                      Re: Rybka odds matches and the strength of engines Uri Blass Sun Jun 10, 2012 10:25 am
                                                            Re: Rybka odds matches and the strength of engines Kai Laskos Sun Jun 10, 2012 11:50 am
      Re: Rybka odds matches and the strength of engines Uri Blass Sat Jun 09, 2012 7:48 pm
            Re: Rybka odds matches and the strength of engines Kai Laskos Sat Jun 09, 2012 11:41 pm
                  Re: Rybka odds matches and the strength of engines Uri Blass Sat Jun 09, 2012 11:52 pm
                        Re: Rybka odds matches and the strength of engines Kai Laskos Sat Jun 09, 2012 11:56 pm
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