CCRL 40/40
Downloads and Statistics
June 15, 2019
Testing summary:
Total: 1'059'406 games
played by 2'473 programs
144801 CPU days (X2 4600+)

White wins: 368'317 (34.8%)
Black wins: 274'199 (25.9%)
Draws: 416'890 (39.4%)
White score: 54.4%

Engine Details

Options
Show each game results
Eeyore 1.50 in CCRL 40/40, 2019-06-15
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: −15.4, Draws: 24.6%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - GreKo 7.2 64-bit                   2460   4.5-19.5  (+1 -16=7 )    0.0  -107
 - 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
 - Waxman 2014                        2389   5.5-2.5   (+5 -2 =1 )    0.4  +195
 - Amateur 2.82                       2389   1.5-2.5   (+1 -2 =1 )    0.3   -46
 - Comet B68                          2384   1.0-3.0   (+1 -3 =0 )    0.8  -194
 - Waxman 2016                        2378   3.5-4.5   (+2 -3 =3 )    2.9    -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 )   16.6   -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 )   24.9  +105
 - Plisk 0.2.6 32-bit                 2349   4.0-4.0   (+3 -3 =2 )   39.7     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 )   53.5   +36
 - Aice 0.99.2                        2337  13.5-10.5  (+11-8 =5 )   64.5   +38
 - Chezzz 1.0.3                       2321   3.0-1.0   (+3 -1 =0 )   90.6  +213
 - KnightX 1.92                       2316  10.0-18.0  (+5 -13=10)   95.4  -120
 - Averno 0.81                        2312   1.0-3.0   (+0 -2 =2 )   97.0  -181
 - Cheese 1.3                         2308  15.0-13.0  (+11-9 =8 )   98.7   -12
 - Waxman 2010                        2308  13.0-11.0  (+10-8 =6 )   98.0    -1
 - Ant 2006-F                         2303  13.0-11.0  (+12-10=2 )   99.2    -5
 - Alex 2.09                          2300  14.5-9.5   (+12-7 =5 )   98.5   +32
 - Butcher 1.60n1                     2284   3.5-0.5   (+3 -0 =1 )   99.9  +223
 - Chispa 4.0.3                       2272  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  -179
 - 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         2251   2.0-2.0   (+1 -1 =2 )  100.0   -81
 - 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 June 15, 2019