CCRL 40/40
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 1'104'002 games
played by 2'573 programs
150928 CPU days (X2 4600+)

White wins: 382'601 (34.7%)
Black wins: 284'129 (25.7%)
Draws: 437'272 (39.6%)
White score: 54.5%

Engine Details

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Sting SF 8.1 64-bit in CCRL 40/40, 2019-12-07
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 CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/40 main list:
Sting SF 8.1 64-bit has no rank with rating of 3039 Elo points (+28 -28),
based on 391 games: 117 wins, 85 losses and 189 draws
Score: 54.1%, Average opponent: −25.6, Draws: 48.3%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Stockfish 8 64-bit                 3301   0.0-4.0   (+0 -4 =0 )    0.0  -INF
 - Fizbo 1.9 64-bit                   3176   1.5-2.5   (+0 -1 =3 )    0.0   +69
 - Fire 5 64-bit                      3175   0.5-3.5   (+0 -3 =1 )    0.0  -153
 - Booot 6.2 64-bit                   3144   0.5-3.5   (+0 -3 =1 )    0.0  -177
 - Andscacs 0.91 64-bit               3141   4.5-9.5   (+0 -5 =9 )    0.0    +6
 - Chiron 4 64-bit                    3115   5.5-6.5   (+2 -3 =7 )    0.0   +48
 - Roc 0.7 64-bit                     3115   2.0-4.0   (+1 -3 =2 )    0.0   -40
 - Equinox 3.20 64-bit                3096   5.0-7.0   (+2 -4 =6 )    0.0   +11
 - Fritz 15 64-bit                    3095   5.5-6.5   (+2 -3 =7 )    0.0   +31
 - Ethereal 10.00 64-bit              3092   5.0-9.0   (+2 -6 =6 )    0.0   -35
 - Hannibal 1.7 64-bit                3081   2.0-4.0   (+1 -3 =2 )    0.2   -76
 - Texel 1.07 64-bit                  3075   4.0-8.0   (+1 -5 =6 )    0.9   -65
 - Bouquet 1.8 64-bit                 3074   1.0-1.0   (+0 -0 =2 )    0.8   +35
 - NirvanaChess 2.3 64-bit            3073   6.5-9.5   (+2 -5 =9 )    1.4   -18
 - Protector 1.9.0 64-bit             3059   9.0-7.0   (+5 -3 =8 )    8.9   +54
 - BlackMamba 2.0 64-bit              3057   5.0-7.0   (+3 -5 =4 )   11.7   -33
 - Alfil 15.7 64-bit                  3057   5.0-5.0   (+2 -2 =6 )   12.4   +18
 - Vitruvius 1.11C 64-bit             3049   1.0-1.0   (+0 -0 =2 )   26.1   +10
 - iCE 3.0 64-bit                     3042   3.0-3.0   (+1 -1 =4 )   42.3    +3
 - Texel 1.06 64-bit                  3042   2.5-3.5   (+1 -2 =3 )   41.6   -42
 - Laser 1.4 64-bit                   3026   5.5-6.5   (+3 -4 =5 )   77.6   -37
 - Naum 4.6 64-bit                    3012   1.5-0.5   (+1 -0 =1 )   95.7  +130
 - Nemorino 3.0 64-bit                2996  13.0-13.0  (+7 -7 =12)   99.5   -44
 - SmarThink 1.97 64-bit              2995   8.5-3.5   (+6 -1 =5 )   99.7   +92
 - Pedone 1.6 64-bit                  2977  12.5-7.5   (+7 -2 =11)  100.0   +10
 - Arasan 20.1 64-bit                 2964   7.5-2.5   (+5 -0 =5 )  100.0   +76
 - Vajolet2 2.2 64-bit                2961   6.5-3.5   (+4 -1 =5 )  100.0    +8
 - Naum 4 64-bit                      2955   6.0-4.0   (+3 -1 =6 )  100.0   -21
 - Hakkapeliitta 3.0 64-bit           2954   6.5-3.5   (+4 -1 =5 )  100.0     0
 - Stockfish 1.6.3 32-bit             2934   6.0-4.0   (+2 -0 =8 )  100.0   -52
 - Crafty 25.2 64-bit                 2931   6.5-3.5   (+5 -2 =3 )  100.0    -8
 - Wasp 2.01 64-bit                   2926   7.0-3.0   (+5 -1 =4 )  100.0   +10
 - Bobcat 8.0 64-bit                  2923   7.0-3.0   (+4 -0 =6 )  100.0    -4
 - Critter 0.80 32-bit                2923   5.5-3.5   (+3 -1 =5 )  100.0   -57
 - Cheng 4.39 64-bit                  2922   6.5-3.5   (+5 -2 =3 )  100.0   -12
 - ChessBrainVB 3.31                  2915  16.0-4.0   (+13-1 =6 )  100.0   +89
 - Rybka 1.2 64-bit                   2897   8.0-2.0   (+6 -0 =4 )  100.0   +58
 - Amoeba 2.5 64-bit                  2872  12.5-3.5   (+9 -0 =7 )  100.0   +14


Created in 2005-2013 by CCRL team
Last games added on December 7, 2019