CCRL 40/40
Downloads and Statistics
April 21, 2018
Testing summary:
Total: 821'008 games
played by 2'134 programs
114427 CPU days (X2 4600+)

White wins: 281'674 (34.3%)
Black wins: 208'551 (25.4%)
Draws: 330'783 (40.3%)
White score: 54.5%

Engine Details

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Cyclone 3.4 in CCRL 40/40, 2018-04-21
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, 2005-2018, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Cyclone 3.4 has no rank with rating of 2822 Elo points (+21 -21),
based on 685 games: 191 wins, 171 losses and 323 draws
Score: 51.5%, Average opponent: −8.3, Draws: 47.2%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Rybka 3 32-bit                     2994   7.5-27.5  (+1 -21=13)    0.0   -19
 - Naum 4 32-bit                      2929  10.0-26.0  (+2 -18=16)    0.0   -31
 - Fritz 11                           2852  12.0-18.0  (+7 -13=10)    0.6   -37
 - Thinker 5.4a Inert 32-bit          2835  19.0-23.0  (+9 -13=20)   19.2   -15
 - Shredder 11                        2832  15.5-19.5  (+9 -13=13)   21.4   -24
 - Toga II 1.4.1SE                    2827  20.0-22.0  (+9 -11=22)   35.9    -6
 - Grapefruit 1.0 32-bit              2826  18.0-22.0  (+2 -6 =32)   37.8   -20
 - Deep Sjeng WC2008 32-bit           2825  18.5-17.5  (+12-11=13)   40.9    +8
 - Hiarcs 12.1                        2817  17.0-19.0  (+10-12=14)   66.1   -27
 - Zappa Mexico II 32-bit             2809  18.5-17.5  (+8 -7 =21)   86.7    -5
 - TheMadPrune 1.1.25                 2805  33.5-25.5  (+17-9 =33)   86.6   +23
 - Fruit 2.3.1                        2785  24.0-13.0  (+16-5 =16)   99.8   +56
 - Grapefruit 1.0a3                   2783  12.5-7.5   (+7 -2 =11)   98.2   +31
 - Stockfish 1.2 Default              2782  21.0-19.0  (+12-10=18)   99.7   -24
 - Bright 0.4a                        2776  20.0-11.0  (+13-4 =14)  100.0   +42
 - Loop 13.6 (Loop 2007) 32-bit       2773  20.5-11.5  (+11-2 =19)  100.0   +30
 - Stockfish 1.01                     2754   5.0-2.0   (+4 -1 =2 )  100.0   +91
 - Glaurung 2.2 32-bit                2754  21.5-14.5  (+13-6 =17)  100.0    -7
 - Bright 0.3a                        2730   5.0-1.0   (+4 -0 =2 )  100.0  +143
 - Twisted Logic 20080620             2722   4.0-2.0   (+3 -1 =2 )  100.0    +4
 - Chessmaster 11 Aiglos II           2700  21.0-10.0  (+17-6 =8 )  100.0    +3
 - Booot 4.15.0                       2691   4.5-1.5   (+3 -0 =3 )  100.0   +21
 - Delfi 5.4                          2687   4.0-2.0   (+2 -0 =4 )  100.0   -45


Created in 2005-2013 by CCRL team
Last games added on April 21, 2018