CCRL 40/40
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 1'083'337 games
played by 2'531 programs
147896 CPU days (X2 4600+)

White wins: 376'125 (34.7%)
Black wins: 279'699 (25.8%)
Draws: 427'513 (39.5%)
White score: 54.5%

Engine Details

Options
Show each game results
Eeyore 1.50 in CCRL 40/40, 2019-09-14
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:
Eeyore 1.50 has no rank with rating of 2343 Elo points (+26 -26),
based on 512 games: 204 wins, 182 losses and 126 draws
Score: 52.1%, Average opponent: −15.3, Draws: 24.6%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - GreKo 7.2 64-bit                  2459   4.5-19.5  (+1 -16=7 )    0.0  -108
 - Zurichess Fribourg 64-bit         2440   3.0-7.0   (+2 -6 =2 )    0.0   -56
 - nanoSzachy 3.8                    2438   2.0-2.0   (+1 -1 =2 )    0.0   +95
 - Rodin 3.0                         2403  12.0-12.0  (+9 -9 =6 )    0.0   +62
 - Amy 0.87b                         2402   1.0-3.0   (+1 -3 =0 )    0.1  -167
 - Phalanx XXII                      2393  10.0-14.0  (+8 -12=4 )    0.3   -13
 - Amateur 2.82                      2391   1.5-2.5   (+1 -2 =1 )    0.3   -44
 - Waxman 2014                       2389   5.5-2.5   (+5 -2 =1 )    0.4  +195
 - Comet B68                         2384   1.0-3.0   (+1 -3 =0 )    0.7  -194
 - Waxman 2016                       2378   3.5-4.5   (+2 -3 =3 )    2.8    -1
 - Ares 1.004                        2373   1.5-2.5   (+1 -2 =1 )    3.2   -52
 - RedQueen 0.7 64-bit               2366  13.5-10.5  (+10-7 =7 )   14.6   +64
 - Phalanx XXIII                     2364   4.5-5.5   (+4 -5 =1 )   16.4   -23
 - pikoSzachy 3.3                    2358  15.5-8.5   (+14-7 =3 )   24.3  +132
 - OliThink 5.3.0 32-bit             2358   1.5-2.5   (+0 -1 =3 )   19.7   -52
 - Donna 1.0 64-bit                  2357   2.5-1.5   (+2 -1 =1 )   24.8  +105
 - Plisk 0.2.6 32-bit                2349   4.0-4.0   (+3 -3 =2 )   39.5     0
 - Ghost 2.0.1                       2342   4.5-3.5   (+3 -2 =3 )   53.2   +36
 - Arion 1.7                         2342  15.5-12.5  (+12-9 =7 )   53.1   +36
 - Aice 0.99.2                       2338  13.5-10.5  (+11-8 =5 )   64.3   +39
 - Chezzz 1.0.3                      2322   3.0-1.0   (+3 -1 =0 )   90.5  +214
 - KnightX 1.92                      2316  10.0-18.0  (+5 -13=10)   95.3  -120
 - Averno 0.81                       2313   1.0-3.0   (+0 -2 =2 )   97.0  -180
 - Waxman 2010                       2308  13.0-11.0  (+10-8 =6 )   98.0    -1
 - Cheese 1.3                        2308  15.0-13.0  (+11-9 =8 )   98.7   -12
 - Ant 2006-F                        2303  13.0-11.0  (+12-10=2 )   99.3    -5
 - Alex 2.09                         2300  14.5-9.5   (+12-7 =5 )   98.5   +32
 - Butcher 1.60n1                    2285   3.5-0.5   (+3 -0 =1 )   99.9  +224
 - Chispa 4.0.3                      2273  13.5-10.5  (+9 -6 =9 )  100.0   -30
 - Sungorus 1.4 32-bit               2260   1.5-2.5   (+1 -2 =1 )  100.0  -178
 - AliChess 4.21                     2258  18.0-10.0  (+14-6 =8 )  100.0   +17
 - Waxman 2009                       2253  16.5-11.5  (+12-7 =9 )  100.0   -29
 - RattateChess 1.0 Nosferatu        2252   2.0-2.0   (+1 -1 =2 )  100.0   -80
 - Beowulf 2.4a 32-bit               2217   2.5-1.5   (+2 -1 =1 )  100.0   -30
 - Neurosis 2.5                      2206   1.0-3.0   (+1 -3 =0 )  100.0  -372
 - EXchess 5.04b 64-bit              2187  18.5-5.5   (+17-4 =3 )  100.0   +65


Created in 2005-2013 by CCRL team
Last games added on September 14, 2019