CCRL 40/40
Downloads and Statistics
September 21, 2019
Testing summary:
Total: 1'084'933 games
played by 2'536 programs
148136 CPU days (X2 4600+)

White wins: 376'624 (34.7%)
Black wins: 280'046 (25.8%)
Draws: 428'263 (39.5%)
White score: 54.5%

Engine Details

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Cyclone 3.4 in CCRL 40/40, 2019-09-21
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, 2005-2019, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Cyclone 3.4 has no rank with rating of 2823 Elo points (+21 -21),
based on 685 games: 191 wins, 171 losses and 323 draws
Score: 51.5%, Average opponent: −8.8, Draws: 47.2%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Rybka 3 32-bit                     2994   7.5-27.5  (+1 -21=13)    0.0   -20
 - Naum 4 32-bit                      2931  10.0-26.0  (+2 -18=16)    0.0   -30
 - Fritz 11                           2852  12.0-18.0  (+7 -13=10)    0.6   -38
 - Thinker 5.4a Inert 32-bit          2835  19.0-23.0  (+9 -13=20)   19.5   -16
 - Shredder 11                        2832  15.5-19.5  (+9 -13=13)   21.7   -25
 - Grapefruit 1.0 32-bit              2827  18.0-22.0  (+2 -6 =32)   37.6   -20
 - Toga II 1.4.1SE                    2827  20.0-22.0  (+9 -11=22)   36.9    -7
 - Deep Sjeng WC2008 32-bit           2826  18.5-17.5  (+12-11=13)   40.7    +8
 - Hiarcs 12.1                        2818  17.0-19.0  (+10-12=14)   66.9   -27
 - Zappa Mexico II 32-bit             2809  18.5-17.5  (+8 -7 =21)   87.0    -6
 - TheMadPrune 1.1.25                 2806  33.5-25.5  (+17-9 =33)   86.7   +23
 - Fruit 2.3.1                        2786  24.0-13.0  (+16-5 =16)   99.8   +56
 - Grapefruit 1.0a3                   2782  12.5-7.5   (+7 -2 =11)   98.5   +29
 - Stockfish 1.2 Default              2781  21.0-19.0  (+12-10=18)   99.8   -26
 - Bright 0.4a                        2777  20.0-11.0  (+13-4 =14)  100.0   +42
 - Loop 13.6 (Loop 2007) 32-bit       2774  20.5-11.5  (+11-2 =19)  100.0   +30
 - Glaurung 2.2 32-bit                2756  21.5-14.5  (+13-6 =17)  100.0    -6
 - Stockfish 1.01                     2749   5.0-2.0   (+4 -1 =2 )  100.0   +85
 - Bright 0.3a                        2730   5.0-1.0   (+4 -0 =2 )  100.0  +142
 - Twisted Logic 20080620             2724   4.0-2.0   (+3 -1 =2 )  100.0    +5
 - Chessmaster 11 Aiglos II           2701  21.0-10.0  (+17-6 =8 )  100.0    +3
 - Booot 4.15.0                       2693   4.5-1.5   (+3 -0 =3 )  100.0   +22
 - Delfi 5.4                          2690   4.0-2.0   (+2 -0 =4 )  100.0   -43


Created in 2005-2013 by CCRL team
Last games added on September 21, 2019