CCRL 40/40
Downloads and Statistics
April 21, 2018
Testing summary:
Total: 821'008 games
played by 2'134 programs
114427 CPU days (X2 4600+)

White wins: 281'674 (34.3%)
Black wins: 208'551 (25.4%)
Draws: 330'783 (40.3%)
White score: 54.5%

Engine Details

Options
Show each game results
EXchess 7.71b 64-bit 4CPU in CCRL 40/40, 2018-04-21
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, 2005-2018, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
EXchess 7.71b 64-bit 4CPU has no rank with rating of 2934 Elo points (+28 -28),
based on 403 games: 128 wins, 101 losses and 174 draws
Score: 53.3%, Average opponent: −23.1, Draws: 43.2%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Andscacs 0.81 64-bit 4CPU          3081   1.0-1.0   (+0 -0 =2 )    0.0  +147
 - Deep Junior 13 64-bit 4CPU         3031   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Senpai 1.0 64-bit 4CPU             3028   0.5-1.5   (+0 -1 =1 )    0.0   -48
 - Spike 1.4 Leiden 4CPU              3020   1.0-1.0   (+1 -1 =0 )    0.0   +86
 - Cheng 4.39 64-bit 4CPU             3009   8.0-12.0  (+3 -7 =10)    0.0   +17
 - Rybka 2.1 64-bit 4CPU              3001   0.0-2.0   (+0 -2 =0 )    0.1  -INF
 - Fizbo 1.5 64-bit 4CPU              2996   9.5-18.5  (+5 -14=9 )    0.1   -49
 - Cheng4 0.38 64-bit 4CPU            2984   1.5-0.5   (+1 -0 =1 )    0.4  +192
 - Arasan 18.2 64-bit 4CPU            2973   2.0-5.0   (+0 -3 =4 )    2.3   -85
 - Spark 1.0 64-bit 4CPU              2972   9.0-11.0  (+2 -4 =14)    0.7   +10
 - Zappa Mexico 64-bit 4CPU           2960   0.5-1.5   (+0 -1 =1 )    5.6  -116
 - Hakkapeliitta 3.0 64-bit           2955   2.5-5.5   (+1 -4 =3 )    8.8   -99
 - Gaviota 1.0 64-bit 4CPU            2942  12.5-9.5   (+7 -4 =11)   31.5   +47
 - Arasan 17.5 64-bit 4CPU            2937   1.5-1.5   (+0 -0 =3 )   43.0   +13
 - Spark 0.4 64-bit 4CPU              2935   2.5-7.5   (+1 -6 =3 )   47.1  -178
 - Fizbo 1.4 64-bit 4CPU              2935  16.5-13.5  (+8 -5 =17)   48.5   +30
 - Onno 1.2.70 64-bit 4CPU            2935   8.5-5.5   (+4 -1 =9 )   47.0   +57
 - Bobcat 7.1 64-bit 4CPU             2935   4.0-4.0   (+2 -2 =4 )   47.6    +5
 - Thinker 5.4d Inert 64-bit 4CPU     2930   0.0-2.0   (+0 -2 =0 )   58.7  -INF
 - Arasan 18.0 64-bit 4CPU            2929   5.5-6.5   (+3 -4 =5 )   60.0   -29
 - Deep Sjeng WC2008 64-bit 4CPU      2928   5.0-7.0   (+2 -4 =6 )   64.8   -54
 - Toga II 3.0 4CPU                   2925   7.5-6.5   (+4 -3 =7 )   67.8    +7
 - Glaurung 2.2 64-bit 4CPU           2898   8.0-2.0   (+6 -0 =4 )   98.6  +156
 - Cheng4 0.36c 64-bit 4CPU           2898   5.5-4.5   (+3 -2 =5 )   95.7   -12
 - Tornado 7.0 64-bit 4CPU            2897   1.0-3.0   (+0 -2 =2 )   97.4  -186
 - Bright 0.5c 4CPU                   2893   8.5-3.5   (+7 -2 =3 )   98.9  +105
 - Tornado 4.88 64-bit 4CPU           2888   6.5-3.5   (+6 -3 =1 )   99.2   +74
 - MinkoChess 1.3 64-bit 4CPU         2887   8.5-3.5   (+6 -1 =5 )   99.6   +82
 - Crafty 24.1 64-bit 4CPU            2880   6.5-3.5   (+4 -1 =5 )   99.4   +33
 - Scorpio 2.7.6 64-bit 4CPU          2876   6.5-5.5   (+4 -3 =5 )   99.9   -26
 - The Baron 3.29 64-bit 4CPU         2868   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - Bobcat 6.4b 64-bit 4CPU            2868   7.5-4.5   (+4 -1 =7 )  100.0    +4
 - Gaviota 0.86 64-bit 4CPU           2859   7.5-2.5   (+6 -1 =3 )  100.0  +101
 - Arasan 16.3 64-bit 4CPU            2857   5.0-5.0   (+3 -3 =4 )  100.0   -81
 - BugChess2 1.9 64-bit 4CPU          2840   7.0-5.0   (+6 -4 =2 )  100.0   -31
 - Loop 13.6 (Loop 2007) 64-bit 4CPU  2839   5.5-4.5   (+4 -3 =3 )  100.0   -67
 - Octochess r5190 64-bit 4CPU        2825   7.0-3.0   (+5 -1 =4 )  100.0   +22
 - Pedone 1.1 64-bit 4CPU             2817   8.0-3.0   (+6 -1 =4 )  100.0   +29
 - Pedone 1.2 64-bit 4CPU             2798   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - Alfil 13.1 64-bit 4CPU             2735   7.5-2.5   (+6 -1 =3 )  100.0   -25
 - Nebula 2.0 64-bit 4CPU             2726   6.0-4.0   (+4 -2 =4 )  100.0  -144


Created in 2005-2013 by CCRL team
Last games added on April 21, 2018