CCRL 40/4
Downloads and Statistics
November 16, 2019
Testing summary:
Total: 2'132'153 games
played by 2'491 programs
28840 CPU days (X2 4600+)

White wins: 826'813 (38.8%)
Black wins: 668'076 (31.3%)
Draws: 637'264 (29.9%)
White score: 53.7%

Engine Details

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Rybka 1.1 32-bit in CCRL 40/4, 2019-11-16
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/404/

CCRL 40/4 main list:
Rybka 1.1 32-bit has no rank with rating of 2853 Elo points (+21 -21),
based on 769 games: 360 wins, 110 losses and 299 draws
Score: 66.3%, Average opponent: −112.7, Draws: 38.9%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Rybka 1.2 32-bit                   2864  37.5-50.5  (+13-26=49)   20.2   -32
 - Rybka 2.1 32-bit                   2857  24.0-26.0  (+10-12=28)   39.1    -5
 - Rybka 1.0 32-bit                   2791  42.5-19.5  (+28-5 =29)  100.0   +50
 - Strelka 1.8 32-bit                 2782  43.5-20.5  (+30-7 =27)  100.0   +42
 - Toga II 1.3.1                      2772  31.5-18.5  (+20-7 =23)  100.0    +1
 - Toga II 1.2.1a 32-bit              2762  29.5-20.5  (+17-8 =25)  100.0   -38
 - Hiarcs X50                         2756  13.5-6.5   (+11-4 =5 )  100.0   +28
 - Fruit 2.2.1                        2750  15.0-12.0  (+11-8 =8 )  100.0   -60
 - Fritz 9                            2750  13.5-6.5   (+12-5 =3 )  100.0   +28
 - Strelka 1.0b 32-bit                2739  44.0-20.0  (+32-8 =24)  100.0    +8
 - Hiarcs 10                          2736  22.5-7.5   (+19-4 =7 )  100.0   +64
 - Spike 1.2 Turin                    2731  22.0-8.0   (+15-1 =14)  100.0   +19
 - Spike 1.1                          2678  14.0-6.0   (+11-3 =6 )  100.0   -35
 - Glaurung 1.2.1 32-bit              2657  23.5-5.5   (+21-3 =5 )  100.0   +49
 - CM10th Xperience                   2639  15.0-5.0   (+11-1 =8 )  100.0   -51
 - Scorpio 1.8                        2624  25.0-7.0   (+20-2 =10)  100.0   -34
 - Slow Chess Blitz WV2.1             2615  15.0-5.0   (+11-1 =8 )  100.0   -77
 - Glaurung 1.0.2 32-bit              2612  16.5-3.5   (+16-3 =1 )  100.0   +55
 - Naum 1.91 32-bit                   2606  25.5-4.5   (+22-1 =7 )  100.0   +21
 - Pharaon 3.5.1                      2603   0.5-0.5   (+0 -0 =1 )  100.0  -280
 - ProDeo 1.1                         2588  16.0-4.0   (+13-1 =6 )  100.0   -49
 - Delfi 5.0                          2576  18.0-2.0   (+16-0 =4 )  100.0   +50
 - Anaconda 2.0.1                     2546   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Nejmet 3.07                        2425   0.5-0.5   (+0 -0 =1 )  100.0  -397


Created in 2005-2013 by CCRL team
Last games added on November 16, 2019