CCRL 40/40
Downloads and Statistics
August 17, 2019
Testing summary:
Total: 1'075'629 games
played by 2'520 programs
147029 CPU days (X2 4600+)

White wins: 373'444 (34.7%)
Black wins: 277'846 (25.8%)
Draws: 424'339 (39.5%)
White score: 54.4%

Engine Details

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Show each game results
Counter 2.0.2 64-bit in CCRL 40/40, 2019-08-17
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, 2005-2019, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Counter 2.0.2 64-bit has no rank with rating of 2560 Elo points (+25 -26),
based on 500 games: 172 wins, 150 losses and 178 draws
Score: 52.2%, Average opponent: −16.4, Draws: 35.6%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Minic 0.47 64-bit                 2657   3.5-4.5   (+2 -3 =3 )    0.0   +54
 - RuyDos 1.0.2 64-bit               2656   4.5-5.5   (+2 -3 =5 )    0.0   +64
 - Asymptote 0.5 64-bit              2646   5.0-9.0   (+1 -5 =8 )    0.0    +7
 - ECE X3 64-bit                     2645   1.5-8.5   (+0 -7 =3 )    0.0  -165
 - Gandalf 7 64-bit                  2642   4.5-5.5   (+2 -3 =5 )    0.0   +54
 - Orion 0.6 64-bit                  2638   5.5-6.5   (+4 -5 =3 )    0.0   +54
 - Ruffian 2.1.0                     2623   4.0-6.0   (+1 -3 =6 )    0.0    +7
 - Sloppy 0.2.2 64-bit               2611   4.0-6.0   (+3 -5 =2 )    0.0   -23
 - Ethereal 8.05 64-bit              2599   1.5-8.5   (+0 -7 =3 )    2.1  -210
 - Nawito 1812                       2596   5.0-3.0   (+3 -1 =4 )    1.3  +106
 - Muse 0.953 64-bit                 2596   0.5-3.5   (+0 -3 =1 )    1.0  -247
 - GreKo 2016 64-bit                 2592   4.5-5.5   (+2 -3 =5 )    2.9    +8
 - Brutus 8.05 64-bit                2590   3.5-6.5   (+3 -6 =1 )    3.9   -92
 - Nawito 1.1d                       2584   5.0-5.0   (+4 -4 =2 )   10.8   +24
 - K2 0.87                           2583   5.5-4.5   (+3 -2 =5 )    7.3   +50
 - Marvin 2.1.0 64-bit               2581   6.5-3.5   (+4 -1 =5 )   13.4  +112
 - Minic 0.43 64-bit                 2568   5.5-4.5   (+3 -2 =5 )   34.9   +35
 - SOS 5.1                           2563   3.5-6.5   (+1 -4 =5 )   41.7   -90
 - Coiled 0.4 64-bit                 2563   7.0-7.0   (+3 -3 =8 )   41.9     0
 - Capivara LK 0.09b02g 64-bit       2561   9.5-8.5   (+8 -7 =3 )   47.7   +20
 - Francesca MAD 0.19                2558   5.0-5.0   (+2 -2 =6 )   56.4    -2
 - JikChess 0.02 64-bit              2556   6.0-8.0   (+4 -6 =4 )   60.7   -49
 - tomitankChess 1.4 64-bit          2555   2.0-2.0   (+1 -1 =2 )   61.4    +5
 - Ghost 3.1 64-bit                  2550   3.5-4.5   (+3 -4 =1 )   73.5   -55
 - Ghost 3 64-bit                    2549   6.5-3.5   (+6 -3 =1 )   73.2  +105
 - chess22k 1.3 64-bit               2539   5.5-4.5   (+4 -3 =3 )   88.4   +16
 - Maverick 1.5 64-bit               2534   8.5-9.5   (+5 -6 =7 )   96.1   -40
 - Carballo 1.4 64-bit               2533   3.5-6.5   (+0 -3 =7 )   93.1  -106
 - nanoSzachy 4.1 64-bit             2529   8.0-6.0   (+5 -3 =6 )   97.9   +13
 - Hermann 2.8 64-bit                2529   3.0-7.0   (+1 -5 =4 )   97.8  -158
 - CyberPagno 3.0 64-bit             2512   9.5-4.5   (+8 -3 =3 )   99.9   +83
 - Shield 1.3.1 64-bit               2510   8.5-9.5   (+4 -5 =9 )   99.9   -65
 - Betsabe II 1.75                   2508   2.0-2.0   (+2 -2 =0 )   99.9   -52
 - LittleThought 1.052 64-bit        2500   6.5-3.5   (+6 -3 =1 )  100.0   +58
 - Dorky 4.5 64-bit                  2499   5.5-2.5   (+4 -1 =3 )  100.0   +55
 - Pupsi2 0.09                       2497   7.0-3.0   (+7 -3 =0 )  100.0  +113
 - MadChess 2.2 64-bit               2494  11.0-7.0   (+8 -4 =6 )  100.0    +7
 - Pepito 1.59 64-bit                2492   7.0-3.0   (+5 -1 =4 )  100.0   +67
 - Cerebro 3.03d                     2481   6.0-4.0   (+3 -1 =6 )  100.0   -23
 - Bruja 1.9.1 64-bit                2478   6.5-3.5   (+6 -3 =1 )  100.0   +42
 - Schooner 1.7.0 64-bit             2470  10.5-3.5   (+10-3 =1 )  100.0  +126
 - Nemeton 1.51                      2452   7.0-3.0   (+5 -1 =4 )  100.0   +15
 - Eeyore 1.52 64-bit                2445   9.0-1.0   (+8 -0 =2 )  100.0  +212
 - Shallow r694 64-bit               2443   8.5-5.5   (+4 -1 =9 )  100.0   -60
 - Lozza 1.17a 64-bit                2442   8.0-6.0   (+6 -4 =4 )  100.0   -66
 - Monolith 0.3 64-bit               2416   7.0-3.0   (+6 -2 =2 )  100.0    +9


Created in 2005-2013 by CCRL team
Last games added on August 17, 2019