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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Eeyore 1.50 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:
Eeyore 1.50 has no rank with rating of 2342 Elo points (+26 -26),
based on 512 games: 204 wins, 182 losses and 126 draws
Score: 52.1%, Average opponent: −16.0, Draws: 24.6%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - GreKo 7.2 64-bit                   2458   4.5-19.5  (+1 -16=7 )    0.0  -108
 - Zurichess Fribourg 64-bit          2440   3.0-7.0   (+2 -6 =2 )    0.0   -55
 - nanoSzachy 3.8                     2437   2.0-2.0   (+1 -1 =2 )    0.0   +95
 - Rodin 3.0                          2402  12.0-12.0  (+9 -9 =6 )    0.0   +62
 - Amy 0.87b                          2395   1.0-3.0   (+1 -3 =0 )    0.2  -173
 - Phalanx XXII                       2393  10.0-14.0  (+8 -12=4 )    0.2   -12
 - Waxman 2014                        2388   5.5-2.5   (+5 -2 =1 )    0.4  +195
 - Amateur 2.82                       2386   1.5-2.5   (+1 -2 =1 )    0.5   -48
 - Comet B68                          2385   1.0-3.0   (+1 -3 =0 )    0.6  -192
 - Waxman 2016                        2376   3.5-4.5   (+2 -3 =3 )    3.0    -2
 - Ares 1.004                         2372   1.5-2.5   (+1 -2 =1 )    2.8   -52
 - RedQueen 0.7 64-bit                2364  13.5-10.5  (+10-7 =7 )   15.2   +63
 - Phalanx XXIII                      2362   4.5-5.5   (+4 -5 =1 )   16.1   -24
 - OliThink 5.3.0 32-bit              2357   1.5-2.5   (+0 -1 =3 )   18.0   -52
 - pikoSzachy 3.3                     2356  15.5-8.5   (+14-7 =3 )   24.5  +131
 - Donna 1.0 64-bit                   2353   2.5-1.5   (+2 -1 =1 )   28.3  +102
 - Plisk 0.2.6 32-bit                 2348   4.0-4.0   (+3 -3 =2 )   38.1     0
 - Ghost 2.0.1                        2342   4.5-3.5   (+3 -2 =3 )   50.3   +37
 - Arion 1.7                          2339  15.5-12.5  (+12-9 =7 )   56.4   +34
 - Aice 0.99.2                        2333  13.5-10.5  (+11-8 =5 )   69.7   +35
 - Averno 0.81                        2318   1.0-3.0   (+0 -2 =2 )   91.9  -173
 - KnightX 1.92                       2313  10.0-18.0  (+5 -13=10)   95.4  -122
 - Chezzz 1.0.3                       2313   3.0-1.0   (+3 -1 =0 )   95.1  +206
 - Waxman 2010                        2308  13.0-11.0  (+10-8 =6 )   97.6     0
 - Cheese 1.3                         2307  15.0-13.0  (+11-9 =8 )   98.6   -12
 - Ant 2006-F                         2300  13.0-11.0  (+12-10=2 )   99.1    -7
 - Alex 2.09                          2299  14.5-9.5   (+12-7 =5 )   98.3   +32
 - Butcher 1.60n1                     2283   3.5-0.5   (+3 -0 =1 )   99.9  +223
 - Chispa 4.0.3                       2271  13.5-10.5  (+9 -6 =9 )  100.0   -31
 - Sungorus 1.4 32-bit                2259   1.5-2.5   (+1 -2 =1 )  100.0  -178
 - AliChess 4.21                      2257  18.0-10.0  (+14-6 =8 )  100.0   +17
 - Waxman 2009                        2251  16.5-11.5  (+12-7 =9 )  100.0   -30
 - RattateChess 1.0 Nosferatu         2248   2.0-2.0   (+1 -1 =2 )  100.0   -83
 - Beowulf 2.4a 32-bit                2212   2.5-1.5   (+2 -1 =1 )  100.0   -34
 - Neurosis 2.5                       2204   1.0-3.0   (+1 -3 =0 )  100.0  -373
 - EXchess 5.04b 64-bit               2187  18.5-5.5   (+17-4 =3 )  100.0   +66


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