CCRL 40/40
Downloads and Statistics
August 24, 2019
Testing summary:
Total: 1'077'764 games
played by 2'521 programs
147276 CPU days (X2 4600+)

White wins: 374'201 (34.7%)
Black wins: 278'337 (25.8%)
Draws: 425'226 (39.5%)
White score: 54.4%

Engine Details

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EXchess 7.18b 64-bit 4CPU in CCRL 40/40, 2019-08-24
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:
EXchess 7.18b 64-bit 4CPU has no rank with rating of 2866 Elo points (+35 -36),
based on 256 games: 71 wins, 88 losses and 97 draws
Score: 46.7%, Average opponent: +20.3, Draws: 37.9%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Deep Junior Yokohama 64-bit 4CPU  3025   4.0-6.0   (+2 -4 =4 )    0.0   +92
 - Deep Shredder 12 64-bit 4CPU      3019   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Deep Junior 13.3 64-bit 4CPU      3019   1.5-4.5   (+0 -3 =3 )    0.0    +5
 - Spike 1.4 Leiden 4CPU             3017   1.0-5.0   (+1 -5 =0 )    0.0  -177
 - Texel 1.03 64-bit 4CPU            3011   2.0-4.0   (+0 -2 =4 )    0.0   +61
 - Protector 1.4.0 64-bit 4CPU       2983   0.5-3.5   (+0 -3 =1 )    0.0  -171
 - Zappa Mexico II 64-bit 4CPU       2969   0.5-1.5   (+0 -1 =1 )    0.0   -39
 - Spark 1.0 64-bit 4CPU             2969   2.0-4.0   (+1 -3 =2 )    0.0    -7
 - Gaviota 1.0 64-bit 4CPU           2943   1.5-0.5   (+1 -0 =1 )    0.0  +233
 - Onno 1.2.70 64-bit 4CPU           2934   1.5-0.5   (+1 -0 =1 )    0.1  +224
 - Spark 0.4 64-bit 4CPU             2933   5.0-5.0   (+1 -1 =8 )    0.1   +67
 - Thinker 5.4d Inert 64-bit 4CPU    2927   1.0-1.0   (+0 -0 =2 )    0.3   +61
 - Deep Sjeng WC2008 64-bit 4CPU     2926   1.0-1.0   (+1 -1 =0 )    0.1   +60
 - Toga II 3.0 4CPU                  2919  12.0-8.0   (+7 -3 =10)    0.6  +109
 - Crafty 23.8 64-bit 4CPU           2911  10.0-10.0  (+5 -5 =10)    3.0   +43
 - Quazar 0.4 64-bit                 2906   0.0-4.0   (+0 -4 =0 )    2.1  -INF
 - Cheng4 0.36c 64-bit 4CPU          2897   1.5-4.5   (+0 -3 =3 )    9.2  -120
 - Bright 0.5c 4CPU                  2891   0.0-2.0   (+0 -2 =0 )   12.7  -INF
 - MinkoChess 1.3 64-bit 4CPU        2886   2.5-7.5   (+0 -5 =5 )   17.1  -130
 - Tornado 4.88 64-bit 4CPU          2886   1.0-5.0   (+1 -5 =0 )   18.9  -307
 - Scorpio 2.7.6 64-bit 4CPU         2875  12.5-17.5  (+8 -13=9 )   34.1   -48
 - Glaurung 2.1 64-bit 4CPU          2870   2.5-1.5   (+2 -1 =1 )   43.5   +85
 - Gaviota 0.86 64-bit 4CPU          2860   5.0-3.0   (+4 -2 =2 )   61.5   +77
 - Arasan 16.3 64-bit 4CPU           2858  14.5-11.5  (+9 -6 =11)   62.7   +26
 - BugChess2 1.9 64-bit 4CPU         2838   1.5-2.5   (+1 -2 =1 )   90.6  -119
 - Octochess r5190 64-bit 4CPU       2824  16.5-13.5  (+12-9 =9 )   97.8    -4
 - Murka 3 64-bit                    2824   2.5-1.5   (+2 -1 =1 )   98.3   +53
 - Alfil 13.1 64-bit 4CPU            2746  10.5-3.5   (+8 -1 =5 )  100.0   +45
 - Nebula 2.0 64-bit 4CPU            2726   2.0-2.0   (+1 -1 =2 )  100.0  -140
 - RedQueen 1.1.97 64-bit 4CPU       2662   3.5-0.5   (+3 -0 =1 )  100.0   +77


Created in 2005-2013 by CCRL team
Last games added on August 24, 2019