CCRL 40/40
Downloads and Statistics
September 21, 2019
Testing summary:
Total: 1'084'933 games
played by 2'536 programs
148136 CPU days (X2 4600+)

White wins: 376'624 (34.7%)
Black wins: 280'046 (25.8%)
Draws: 428'263 (39.5%)
White score: 54.5%

Engine Details

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Show each game results
Counter 2.0.2 64-bit in CCRL 40/40, 2019-09-21
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 (+26 -25),
based on 500 games: 172 wins, 150 losses and 178 draws
Score: 52.2%, Average opponent: −16.3, 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               2647   5.0-9.0   (+1 -5 =8 )    0.0    +8
 - ECE X3 64-bit                      2645   1.5-8.5   (+0 -7 =3 )    0.0  -165
 - Gandalf 7 64-bit                   2643   4.5-5.5   (+2 -3 =5 )    0.0   +55
 - Orion 0.6 64-bit                   2634   5.5-6.5   (+4 -5 =3 )    0.0   +50
 - Ruffian 2.1.0                      2624   4.0-6.0   (+1 -3 =6 )    0.0    +8
 - 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                        2597   5.0-3.0   (+3 -1 =4 )    1.1  +107
 - 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 )    4.2   -92
 - Nawito 1.1d                        2584   5.0-5.0   (+4 -4 =2 )   10.7   +24
 - K2 0.87                            2583   5.5-4.5   (+3 -2 =5 )    7.2   +50
 - Marvin 2.1.0 64-bit                2581   6.5-3.5   (+4 -1 =5 )   13.2  +112
 - Minic 0.43 64-bit                  2568   5.5-4.5   (+3 -2 =5 )   34.6   +35
 - SOS 5.1                            2563   3.5-6.5   (+1 -4 =5 )   41.2   -90
 - Coiled 0.4 64-bit                  2563   7.0-7.0   (+3 -3 =8 )   41.5     0
 - Capivara LK 0.09b02g 64-bit        2561   9.5-8.5   (+8 -7 =3 )   47.5   +20
 - Francesca MAD 0.19                 2558   5.0-5.0   (+2 -2 =6 )   56.0    -2
 - JikChess 0.02 64-bit               2556   6.0-8.0   (+4 -6 =4 )   60.3   -49
 - tomitankChess 1.4 64-bit           2555   2.0-2.0   (+1 -1 =2 )   61.3    +5
 - Ghost 3.1 64-bit                   2550   3.5-4.5   (+3 -4 =1 )   75.0   -55
 - Ghost 3 64-bit                     2549   6.5-3.5   (+6 -3 =1 )   73.1  +105
 - chess22k 1.3 64-bit                2539   5.5-4.5   (+4 -3 =3 )   88.9   +16
 - Maverick 1.5 64-bit                2534   8.5-9.5   (+5 -6 =7 )   96.3   -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 )   97.8   +13
 - Hermann 2.8 64-bit                 2529   3.0-7.0   (+1 -5 =4 )   97.8  -158
 - CyberPagno 3.0 64-bit              2511   9.5-4.5   (+8 -3 =3 )   99.9   +82
 - 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                      2482   6.0-4.0   (+3 -1 =6 )  100.0   -22
 - Bruja 1.9.1 64-bit                 2479   6.5-3.5   (+6 -3 =1 )  100.0   +43
 - 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                2444   8.5-5.5   (+4 -1 =9 )  100.0   -59
 - Lozza 1.17a 64-bit                 2443   8.0-6.0   (+6 -4 =4 )  100.0   -65
 - Monolith 0.3 64-bit                2417   7.0-3.0   (+6 -2 =2 )  100.0   +10


Created in 2005-2013 by CCRL team
Last games added on September 21, 2019