Rybka 2.2 64-bit 4CPU in CCRL 40/40, 2019-12-10
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/4040/
CCRL 40/40 main list:
Rybka 2.2 64-bit 4CPU has no rank with rating of 2975 Elo points (+20 -20),
based on 859 games: 370 wins, 136 losses and 353 draws
Score: 63.6%, Average opponent: −92.9, Draws: 41.1%
Pairwise results:
Opponent Elo Score LOS Perf
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ChessBrainVB 3.68 4CPU 3124 5.5-10.5 (+3 -8 =5 ) 0.0 +42
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Defenchess 1.1f 64-bit 4CPU 3066 7.5-12.5 (+3 -8 =9 ) 0.0 +15
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Pirarucu 2.9.5 64-bit 4CPU 3019 4.5-7.5 (+3 -6 =3 ) 2.0 -44
-
Rybka 2.1 64-bit 4CPU 2997 16.0-14.0 (+6 -4 =20) 10.1 +38
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Stockfish 1.5.1 64-bit 4CPU 2969 30.5-33.5 (+14-17=33) 63.9 -18
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EXchess 7.88b 64-bit 4CPU 2958 5.0-5.0 (+2 -2 =6 ) 82.9 -17
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Stockfish 1.4 64-bit 4CPU 2948 66.0-57.0 (+37-28=58) 98.5 -4
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Zap!Chess Zanzibar 64-bit 4CPU 2947 31.0-29.0 (+17-15=28) 96.6 -16
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Thinker 5.4c Inert 64-bit 4CPU 2923 15.5-16.5 (+5 -6 =21) 100.0 -62
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Toga II 1.4.1SE 4CPU 2904 17.5-14.5 (+10-7 =15) 100.0 -41
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Glaurung 2.2 64-bit 4CPU 2896 19.0-13.0 (+13-7 =12) 100.0 -19
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Bright 0.4a 4CPU 2896 17.0-15.0 (+12-10=10) 100.0 -55
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Hiarcs 11.1 4CPU 2876 25.5-9.5 (+19-3 =13) 100.0 +49
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Naum 2.1 64-bit 4CPU 2864 23.0-9.0 (+15-1 =16) 100.0 +23
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Igel 1.9.0 64-bit 4CPU 2849 11.0-5.0 (+9 -3 =4 ) 100.0 +7
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Loop 13.6 (Loop 2007) 64-bit 4CPU 2837 25.5-8.5 (+18-1 =15) 100.0 +19
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Deep Shredder 10 64-bit 4CPU 2831 25.0-6.0 (+21-2 =8 ) 100.0 +78
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Deep Fritz 10 4CPU 2830 24.5-5.5 (+19-0 =11) 100.0 +71
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Deep Junior 10 4CPU 2802 26.0-5.0 (+23-2 =6 ) 100.0 +95
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Glaurung 1.2.1 64-bit 4CPU 2765 26.0-6.0 (+21-1 =10) 100.0 +9
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Toga II 1.2.1a 32-bit 2759 23.0-7.0 (+17-1 =12) 100.0 -47
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Crafty 23.0 64-bit 4CPU 2759 25.5-6.5 (+20-1 =11) 100.0 -11
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Spike 1.2 Turin 2745 26.0-4.0 (+22-0 =8 ) 100.0 +43
-
Scorpio 2.0 32-bit 4CPU 2731 25.5-5.5 (+21-1 =9 ) 100.0 -10
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Scorpio 2.1 64-bit 4CPU 2719 25.0-7.0 (+20-2 =10) 100.0 -60