CCRL 40/15
Downloads and Statistics
April 18, 2021
Testing summary:
Total: 1'237'253 games
played by 2'822 programs

White wins: 424'164 (34.3%)
Black wins: 311'650 (25.2%)
Draws: 501'439 (40.5%)
White score: 54.5%

Engine Details

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Counter 2.7 64-bit in CCRL 40/15, 2021-04-18
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, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
Counter 2.7 64-bit has no rank with rating of 2673 Elo points (+27 -27),
based on 448 games: 145 wins, 120 losses and 183 draws
Score: 52.8%, Average opponent: −19.0, Draws: 40.8%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Pirarucu 2.3.8 64-bit                   2851   3.5-4.5   (+1 -2 =5 )    0.0  +141
 - Bright 0.4a                             2776   3.5-6.5   (+1 -4 =5 )    0.0   +12
 - RubiChess 1.1 64-bit                    2774   1.5-6.5   (+1 -6 =1 )    0.0  -159
 - Glaurung 2.1 64-bit                     2768   4.0-6.0   (+2 -4 =4 )    0.0   +32
 - Godel 4.0.7 64-bit                      2759   5.5-4.5   (+3 -2 =5 )    0.0  +117
 - Shield 2.1 64-bit                       2727   2.5-7.5   (+2 -7 =1 )    0.0  -152
 - Devel 2.0000                            2724   4.0-6.0   (+2 -4 =4 )    0.0    -7
 - Octochess r4984 64-bit                  2723   1.5-8.5   (+0 -7 =3 )    0.9  -204
 - ProDeo 2.2                              2720   5.5-4.5   (+3 -2 =5 )    0.2   +74
 - GreKo 2018.08 64-bit                    2715   2.5-3.5   (+1 -2 =3 )    0.7    -3
 - GreKo 2018.07 64-bit                    2708   2.0-6.0   (+0 -4 =4 )    1.3  -111
 - Cheese 1.9 64-bit                       2705   6.0-4.0   (+3 -1 =6 )    2.2   +90
 - Scorpio 2.8.5 MCTS 64-bit               2704   4.5-5.5   (+2 -3 =5 )    2.8     0
 - Pirarucu 2.2.2 64-bit                   2697   7.5-2.5   (+7 -2 =1 )    7.3  +227
 - Frenzee Feb08 32-bit                    2695   4.5-5.5   (+3 -4 =3 )    7.7    -9
 - Booot 4.15.0                            2693   3.5-6.5   (+0 -3 =7 )   10.1   -60
 - Delfi 5.4                               2689   5.0-5.0   (+2 -2 =6 )   14.2   +19
 - Crafty 23.1 32-bit                      2687   3.5-6.5   (+2 -5 =3 )   21.1   -88
 - Gogobello 1.4 64-bit                    2687   7.0-3.0   (+5 -1 =4 )   18.5  +139
 - WyldChess 1.51 64-bit                   2682   6.0-4.0   (+3 -1 =6 )   27.9   +60
 - RedQueen 1.1.3 64-bit                   2674   5.0-5.0   (+3 -3 =4 )   49.9    +5
 - chess22k 1.4 64-bit                     2674   3.0-7.0   (+1 -5 =4 )   48.8  -119
 - Arminius 2017-01-01 64-bit              2672   5.0-5.0   (+2 -2 =6 )   52.5    -1
 - Floyd 0.9 64-bit                        2658   6.5-3.5   (+4 -1 =5 )   84.6   +72
 - Cyrano 0.6b17 64-bit                    2647   5.5-4.5   (+3 -2 =5 )   93.9    +5
 - DanaSah 7.3                             2640   3.0-7.0   (+0 -4 =6 )   98.7  -144
 - Amoeba 1.2 64-bit                       2639   6.0-4.0   (+4 -2 =4 )   97.2   +25
 - CM10th Guardian                         2639   5.5-4.5   (+5 -4 =1 )   96.8    +2
 - Igel 1.1 64-bit                         2628   3.5-2.5   (+2 -1 =3 )   99.2    +6
 - NoraGrace 2.0 64-bit                    2623   5.5-4.5   (+5 -4 =1 )   99.9    -7
 - Nebula 2.0 64-bit                       2621   5.5-4.5   (+4 -3 =3 )  100.0   -11
 - Sloppy 0.2.2 64-bit                     2612   6.5-3.5   (+5 -2 =3 )  100.0   +38
 - Monolith 0.4 64-bit                     2609   5.0-5.0   (+2 -2 =6 )  100.0   -67
 - Petir 4.39                              2592   7.0-3.0   (+4 -0 =6 )  100.0   +30
 - Amyan 1.72                              2590   6.5-3.5   (+4 -1 =5 )  100.0    +3
 - Brutus 8.05 64-bit                      2590   6.0-4.0   (+4 -2 =4 )  100.0   -23
 - GarboChess 3.0 64-bit                   2585   6.0-4.0   (+4 -2 =4 )  100.0   -19
 - Jellyfish 1.1 64-bit                    2581   7.5-2.5   (+5 -0 =5 )  100.0   +59
 - Delocto 0.6 64-bit                      2580   6.5-3.5   (+3 -0 =7 )  100.0    -9
 - Schooner 1.8 64-bit                     2568   5.5-4.5   (+3 -2 =5 )  100.0   -73
 - Coiled 0.4 64-bit                       2564   5.0-5.0   (+2 -2 =6 )  100.0  -109
 - tomitankChess 1.4 64-bit                2556   8.5-1.5   (+8 -1 =1 )  100.0  +193
 - RubiChess 0.9 64-bit                    2554   6.5-3.5   (+6 -3 =1 )  100.0    +1
 - Betsabe II 1.84                         2545   7.5-4.5   (+6 -3 =3 )  100.0   -37
 - Marvin 2.0.0 64-bit                     2534   8.0-2.0   (+7 -1 =2 )  100.0   +87
 - Carballo 1.4 64-bit                     2534   7.0-3.0   (+6 -2 =2 )  100.0    +6


Created in 2005-2013 by CCRL team
Last games added on April 18, 2021