CCRL 40/15
Downloads and Statistics
November 16, 2024
Testing summary:
Total: 1'967'497 games
played by 3'973 programs

White wins: 610'660 (31.0%)
Black wins: 425'811 (21.6%)
Draws: 931'026 (47.3%)
White score: 54.7%

Engine Details

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Alex 2.12a in CCRL 40/15, 2024-11-16
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 15 minutes on an Intel i7-4770k.
Tested by CCRL team, 2005-2024, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
Alex 2.12a has no rank with rating of 2292 Elo points (+29 -29),
based on 336 games: 124 wins, 140 losses and 72 draws
Score: 47.6%, Average opponent: +21.5, Draws: 21.4%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Pupsi2 0.08                             2449   0.0-4.0   (+0 -4 =0 )    0.0  -INF
 - Gaviota 0.80 32-bit                     2443   2.0-6.0   (+2 -6 =0 )    0.0   -81
 - GreKo 8.0 32-bit                        2424   1.0-3.0   (+1 -3 =0 )    0.0  -100
 - Pedantic 0.2.1 64-bit                   2412   8.0-12.0  (+6 -10=4 )    0.0   +32
 - nanoSzachy 3.8                          2410   4.5-3.5   (+4 -3 =1 )    0.0  +180
 - Delphil 2.6b                            2408   2.0-2.0   (+1 -1 =2 )    0.0  +116
 - GreKo 7.2 32-bit                        2403   1.5-2.5   (+1 -2 =1 )    0.0    +9
 - Glass 1.6                               2399   1.5-2.5   (+0 -1 =3 )    0.0   +35
 - Delphil 2.6a                            2385   1.0-3.0   (+1 -3 =0 )    0.0  -139
 - Eeyore 1.52 32-bit                      2375   4.5-7.5   (+3 -6 =3 )    0.0   -17
 - Rodin 3.0                               2372   0.5-3.5   (+0 -3 =1 )    0.0  -211
 - Pawny 0.2 32-bit                        2369   5.5-2.5   (+4 -1 =3 )    0.0  +218
 - Amateur 2.82                            2359  13.0-19.0  (+11-17=4 )    0.0   -16
 - Horizon 4.4                             2350  11.0-21.0  (+8 -18=6 )    0.0   -80
 - Ares 1.004                              2339  11.0-7.0   (+10-6 =2 )    0.2  +147
 - OliThink 5.3.0 32-bit                   2323   3.0-5.0   (+3 -5 =0 )    3.6  -107
 - Plisk 0.2.7d 32-bit                     2315  18.0-22.0  (+13-17=10)    8.0   -20
 - Arion 1.7                               2303  14.5-17.5  (+9 -12=11)   24.7   -27
 - Cheese 1.3                              2267   1.5-2.5   (+1 -2 =1 )   93.4  -119
 - Butcher 1.60n1                          2241   2.5-1.5   (+1 -0 =3 )   99.8   +26
 - AliChess 4.25                           2240   5.0-5.0   (+4 -4 =2 )   99.9   -52
 - Absolute Zero 2.4.4.0 64-bit            2225   3.0-5.0   (+3 -5 =0 )  100.0  -196
 - Sungorus 1.4                            2214   3.0-1.0   (+3 -1 =0 )  100.0  +155
 - AliChess 4.21                           2213   3.0-1.0   (+2 -0 =2 )  100.0   +91
 - Exacto 0.e 64-bit                       2209   4.5-1.5   (+4 -1 =1 )  100.0  +120
 - RattateChess 1.0 Nosferatu              2208   1.5-2.5   (+1 -2 =1 )  100.0  -188
 - Waxman 2009                             2206   3.0-1.0   (+2 -0 =2 )  100.0   +80
 - Feuerstein 0.4.6.1                      2190   2.5-1.5   (+2 -1 =1 )  100.0    +2
 - Atak 6.8                                2187   3.5-0.5   (+3 -0 =1 )  100.0  +186
 - Hussar 0.2                              2185   3.5-2.5   (+2 -1 =3 )  100.0   -53
 - SpaceDog 0.97.7 64-bit                  2184   6.0-2.0   (+5 -1 =2 )  100.0   +94
 - Adam 3.3                                2168   7.5-2.5   (+7 -2 =1 )  100.0   +98
 - KMTChess 1.2.1 32-bit                   2129   3.5-0.5   (+3 -0 =1 )  100.0  +128
 - Micah 1.0 64-bit                        2108   4.0-2.0   (+4 -2 =0 )  100.0   -18


Created in 2005-2013 by CCRL team
Last games added on November 16, 2024