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
EXchess 7.97b 64-bit 4CPU 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:
EXchess 7.97b 64-bit 4CPU is #55 with rating of 2971 Elo points (+18 -18),
based on 1017 games: 249 wins, 301 losses and 467 draws
Score: 47.4%, Average opponent: +18.4, Draws: 45.9%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Booot 6.2 64-bit 4CPU             3218   0.5-0.5   (+0 -0 =1 )    0.0  +277
 - Fritz 16 64-bit 4CPU              3192   7.5-28.5  (+3 -24=9 )    0.0    +7
 - Ethereal 10.00 64-bit 4CPU        3189   5.0-25.0  (+1 -21=8 )    0.0   -30
 - Hannibal 1.7 64-bit 4CPU          3154   0.5-0.5   (+0 -0 =1 )    0.0  +152
 - Protector 1.9.0 64-bit 4CPU       3138   0.5-0.5   (+0 -0 =1 )    0.0  +136
 - Senpai 2.0 64-bit 4CPU            3109  11.0-25.0  (+3 -17=16)    0.0   +17
 - Strelka 5.5 64-bit                3103  11.0-25.0  (+2 -16=18)    0.0   +12
 - Defenchess 1.1f 64-bit 4CPU       3065  12.5-23.5  (+5 -16=15)    0.0    -1
 - Alfil 15.8 64-bit 4CPU            3056  13.0-23.0  (+3 -13=20)    0.0    +6
 - Ethereal 9.00 64-bit 4CPU         3050   9.5-20.5  (+3 -14=13)    0.0   -35
 - Vajolet2 2.4 64-bit 4CPU          3042  10.5-19.5  (+3 -12=15)    0.0   -20
 - Wasp 2.6 64-bit 4CPU              3039  10.5-25.5  (+3 -18=15)    0.0   -62
 - Pirarucu 2.7.4 64-bit 4CPU        3021  16.5-15.5  (+11-10=11)    0.0   +58
 - Spike 1.4 Leiden 4CPU             3016  16.5-19.5  (+6 -9 =21)    0.0   +21
 - Crafty 25.2 64-bit 4CPU           3013  13.5-22.5  (+4 -13=19)    0.0   -31
 - chess22k 1.10 64-bit 4CPU         3013  18.5-21.5  (+8 -11=21)    0.1   +16
 - Rodent III 0.210 64-bit 4CPU      2997  19.5-16.5  (+11-8 =17)    5.9   +50
 - SmarThink 1.97 64-bit             2995  14.5-21.5  (+6 -13=17)    2.2   -34
 - Xiphos 0.1 64-bit                 2986  15.5-14.5  (+8 -7 =15)   13.5   +24
 - Demolito 2017-08-26 64-bit 4CPU   2963  20.0-16.0  (+10-6 =20)   72.4   +24
 - Toga II 4.0 64-bit 4CPU           2957  15.5-14.5  (+8 -7 =15)   86.0    -4
 - chess22k 1.10 64-bit              2955  15.5-26.5  (+9 -20=13)   89.3  -105
 - Scorpio 2.7.9 64-bit 4CPU         2945  21.5-14.5  (+15-8 =13)   96.5   +33
 - Deep Sjeng c't 2010               2941   0.0-1.0   (+0 -1 =0 )   99.7  -INF
 - Ethereal 8.62 64-bit 4CPU         2931  21.5-14.5  (+12-5 =19)   99.8   +16
 - Thinker 5.4d Inert 64-bit 4CPU    2926  22.5-12.5  (+15-5 =15)   99.9   +40
 - Gogobello 2.0 64-bit 4CPU         2917  16.5-15.5  (+8 -7 =17)  100.0   -46
 - The Baron 3.41 64-bit 4CPU        2903  26.0-14.0  (+15-3 =22)  100.0   +17
 - Tornado 8.0 64-bit 4CPU           2894  21.5-9.5   (+16-4 =11)  100.0   +49
 - Deuterium 14.3.34.130 64-bit      2891  25.0-11.0  (+16-2 =18)  100.0   +36
 - Fruit Reloaded 3.2.1 64-bit 4CPU  2880  21.5-14.5  (+14-7 =15)  100.0   -28
 - Scorpio 2.7.6 64-bit 4CPU         2875   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Monolith 1.0 64-bit 4CPU          2854  21.5-10.5  (+13-2 =17)  100.0   -16
 - Zurichess Neuchatel 64-bit        2821  25.5-10.5  (+17-2 =17)  100.0   -22
 - Chess Tiger 2007.1                2704   0.5-0.5   (+0 -0 =1 )  100.0  -297
 - ECE X3 64-bit 4CPU                2675   0.5-0.5   (+0 -0 =1 )  100.0  -265


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