CCRL 40/40
Downloads and Statistics
February 17, 2018
Testing summary:
Total: 795'341 games
played by 2'045 programs
110322 CPU days (X2 4600+)

White wins: 272'710 (34.3%)
Black wins: 201'857 (25.4%)
Draws: 320'774 (40.3%)
White score: 54.5%

Engine Details

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Houdini 2.0c 64-bit in CCRL 40/40, 2018-02-17
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 Intel CPU.
Tested by CCRL team, 2005-2018, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Houdini 2.0c 64-bit has no rank with rating of 3128 Elo points (+15 -14),
based on 1638 games: 759 wins, 251 losses and 628 draws
Score: 65.5%, Average opponent: −108.4, Draws: 38.3%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Houdini 3 64-bit                   3162   1.5-6.5   (+0 -5 =3 )    0.0  -179
 - Komodo 5 64-bit                    3113  83.0-85.0  (+36-38=94)   95.0   -17
 - Strelka 5.5 64-bit                 3108   2.5-1.5   (+1 -0 =3 )   99.2   +47
 - Critter 1.6a 64-bit                3104   7.5-4.5   (+5 -2 =5 )   99.7   +56
 - Komodo 4 64-bit                    3103  63.0-59.0  (+35-31=56)   99.7   -15
 - Komodo 3 64-bit                    3096  47.0-43.0  (+28-24=38)   99.9   -19
 - Critter 1.2 64-bit                 3085 109.5-88.5  (+62-41=95)  100.0   -11
 - Critter 1.4 64-bit                 3085   7.5-2.5   (+5 -0 =5 )  100.0  +105
 - Rybka 4.1 64-bit                   3082  88.5-65.5  (+56-33=65)  100.0    +2
 - Stockfish 2.3.1 64-bit             3081   5.5-2.5   (+4 -1 =3 )  100.0   +72
 - Rybka 4 64-bit                     3080   3.5-4.5   (+2 -3 =3 )  100.0   -85
 - Stockfish 2.2.2 64-bit             3076   8.5-5.5   (+6 -3 =5 )  100.0   +12
 - IvanHoe 9.46h 64-bit               3065   4.5-1.5   (+3 -0 =3 )  100.0   +84
 - Stockfish 2.1.1 64-bit             3057  56.0-34.0  (+37-15=38)  100.0    +6
 - Vitruvius 1.11C 64-bit             3053   5.0-1.0   (+4 -0 =2 )  100.0  +157
 - DeepSaros 3.0 64-bit               3039   2.5-1.5   (+1 -0 =3 )  100.0   -21
 - Gull II b2 64-bit                  2997   2.0-2.0   (+1 -1 =2 )  100.0  -131
 - Chiron 1.1a 64-bit                 2982   5.0-1.0   (+4 -0 =2 )  100.0   +86
 - Naum 4.2 64-bit                    2980 106.5-39.5  (+80-13=53)  100.0    +4
 - Fritz 13                           2963   6.5-1.5   (+6 -1 =1 )  100.0   +96
 - Hiarcs 14                          2963  26.5-5.5   (+21-0 =11)  100.0   +60
 - Deep Shredder 12 64-bit            2943  55.0-17.0  (+44-6 =22)  100.0    -1
 - Deep Sjeng c't 2010                2943  53.5-20.5  (+41-8 =25)  100.0   -32
 - Gull 1.2 64-bit                    2921  58.5-9.5   (+51-2 =15)  100.0   +74
 - Spike 1.4 Leiden                   2920  58.5-15.5  (+49-6 =19)  100.0    +4
 - Gull 1.1 64-bit                    2910  14.0-2.0   (+13-1 =2 )  100.0  +108
 - Protector 1.4.0 64-bit             2906  62.0-14.0  (+55-7 =14)  100.0   +28
 - Quazar 0.4 64-bit                  2906   1.5-0.5   (+1 -0 =1 )  100.0   -64
 - Hiarcs 13.2                        2901  58.5-15.5  (+47-4 =23)  100.0   -22
 - Spark 1.0 64-bit                   2895  59.5-8.5   (+54-3 =11)  100.0   +82
 - Zappa Mexico II 64-bit             2858  10.0-6.0   (+7 -3 =6 )  100.0  -191


Created in 2005-2013 by CCRL team
Last games added on February 17, 2018