CCRL 40/4
Downloads and Statistics
November 8, 2019
Testing summary:
Total: 2'127'795 games
played by 2'486 programs
28766 CPU days (X2 4600+)

White wins: 825'412 (38.8%)
Black wins: 667'151 (31.4%)
Draws: 635'232 (29.9%)
White score: 53.7%

Engine Details

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EXchess 7.11b 64-bit in CCRL 40/4, 2019-11-08
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/404/

CCRL 40/4 main list:
EXchess 7.11b 64-bit has no rank with rating of 2769 Elo points (+28 -28),
based on 417 games: 146 wins, 132 losses and 139 draws
Score: 51.7%, Average opponent: −14.4, Draws: 33.3%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Booot 5.2.0 64-bit                 2922   3.5-4.5   (+3 -4 =1 )    0.0  +107
 - Quazar 0.4 64-bit                  2901   6.0-11.0  (+1 -6 =10)    0.0   +48
 - MinkoChess 1.3 64-bit              2870  11.0-28.0  (+5 -22=12)    0.0   -48
 - Nemo 1.0.1 64-bit                  2857   3.0-4.0   (+2 -3 =2 )    0.0   +42
 - Crafty 23.8 64-bit                 2825   1.0-5.0   (+0 -4 =2 )    0.0  -171
 - Cheng4 0.36c 64-bit                2820   6.5-9.5   (+4 -7 =5 )    0.1   -11
 - Tornado 4.88 64-bit                2810   5.0-5.0   (+4 -4 =2 )    0.6   +46
 - Scorpio 2.7.5 64-bit               2805   5.0-5.0   (+4 -4 =2 )    2.7   +36
 - Gaviota 0.86 64-bit                2799  20.5-29.5  (+9 -18=23)    2.3   -22
 - Crafty 23.5 64-bit                 2794   5.0-5.0   (+3 -3 =4 )    6.5   +25
 - Bright 0.5c                        2772   7.0-3.0   (+6 -2 =2 )   43.5  +150
 - Frenzee 3.5.19 64-bit              2770   5.5-4.5   (+3 -2 =5 )   48.8   +32
 - Twisted Logic 20100131x 64-bit     2767   5.5-4.5   (+4 -3 =3 )   56.5   +34
 - Jonny 4.00                         2763   8.0-2.0   (+7 -1 =2 )   66.5  +226
 - Dirty 20Apr2013 64-bit             2761   2.5-3.5   (+1 -2 =3 )   68.9   -60
 - BugChess2 1.9 64-bit               2759   2.5-4.5   (+1 -3 =3 )   75.5   -99
 - ProDeo 1.87                        2752  15.5-16.5  (+10-11=11)   83.5   -25
 - Chronos 1.9.9 64-bit               2740   6.5-3.5   (+4 -1 =5 )   97.6   +61
 - DiscoCheck 4.1 64-bit              2738   3.0-7.0   (+1 -5 =4 )   91.7  -157
 - Bobcat 3.25 64-bit                 2713   2.5-4.5   (+1 -3 =3 )  100.0  -150
 - Rodent 1.0 64-bit                  2693   7.5-2.5   (+6 -1 =3 )  100.0  +100
 - Fruit 2.1                          2685   9.0-5.0   (+7 -3 =4 )  100.0   +14
 - RedQueen 1.1.3 64-bit              2666   7.0-3.0   (+6 -2 =2 )  100.0   +46
 - Alaric 707                         2663   5.5-4.5   (+5 -4 =1 )  100.0   -62
 - Nebula 2.0 64-bit                  2654   7.5-2.5   (+6 -1 =3 )  100.0   +61
 - Djinn 1.010 64-bit                 2652  27.5-10.5  (+23-6 =9 )  100.0   +48
 - Colossus 2008b                     2642   5.5-4.5   (+4 -3 =3 )  100.0   -95
 - Philou 3.7.1 64-bit                2620   6.5-3.5   (+6 -3 =1 )  100.0   -23
 - Glass 2.0 64-bit                   2611   4.5-2.5   (+3 -1 =3 )  100.0   -63
 - GarboChess 2.20 64-bit             2607   5.5-1.5   (+4 -0 =3 )  100.0   +14
 - GreKo 10.3.1 64-bit                2538   4.5-1.5   (+3 -0 =3 )  100.0   -78


Created in 2005-2013 by CCRL team
Last games added on November 8, 2019