CCRL 40/40
Downloads and Statistics
July 11, 2019
Testing summary:
Total: 1'066'603 games
played by 2'494 programs
145750 CPU days (X2 4600+)

White wins: 370'641 (34.7%)
Black wins: 275'905 (25.9%)
Draws: 420'057 (39.4%)
White score: 54.4%

Engine Details

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ECE X3.5 64-bit in CCRL 40/40, 2019-07-11
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:
ECE X3.5 64-bit has no rank with rating of 2640 Elo points (+17 -17),
based on 1223 games: 477 wins, 457 losses and 289 draws
Score: 50.8%, Average opponent: −7.8, Draws: 23.6%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Asymptote 0.6 64-bit               2815   6.5-27.5  (+4 -25=5 )    0.0   -74
 - Igel 1.6.0 64-bit                  2763  11.5-26.5  (+7 -22=9 )    0.0   -22
 - Francesca MAD 0.24 64-bit          2755   0.5-3.5   (+0 -3 =1 )    0.0  -174
 - Topple 0.3.5 64-bit                2739   4.0-10.0  (+3 -9 =2 )    0.0   -66
 - Shield 2.1 64-bit                  2727  12.0-28.0  (+9 -25=6 )    0.0   -70
 - Devel 2.0000                       2722  12.5-27.5  (+7 -22=11)    0.0   -47
 - GreKo 2018 64-bit                  2709  12.0-28.0  (+7 -23=10)    0.0   -74
 - Topple 0.4.0 64-bit                2708   3.5-2.5   (+3 -2 =1 )    0.0  +135
 - Bagatur 1.7a 64-bit                2707  15.5-28.5  (+11-24=9 )    0.0   -41
 - ProDeo 2.8                         2704  17.5-22.5  (+13-18=9 )    0.0   +19
 - Francesca MAD 0.22 64-bit          2698  14.5-25.5  (+8 -19=13)    0.0   -34
 - Fridolin 3.10 64-bit               2684   6.5-11.5  (+3 -8 =7 )    0.0   -45
 - WyldChess 1.51 64-bit              2682   2.0-6.0   (+1 -5 =2 )    0.0  -138
 - Fridolin 3.00 64-bit               2672  18.0-22.0  (+15-19=6 )    0.4    -3
 - Francesca MAD 0.21 64-bit          2663  19.0-17.0  (+14-12=10)    5.2   +43
 - Igel 1.4.1 64-bit                  2659   2.0-2.0   (+2 -2 =0 )   11.9   +19
 - Floyd 0.9 64-bit                   2657  15.0-17.0  (+11-13=8 )    6.3    -8
 - K2 0.95                            2657   0.5-1.5   (+0 -1 =1 )   29.6  -138
 - E.T. Chess 13.01.08                2649  15.5-16.5  (+11-12=9 )   19.9     0
 - CM10th Ogre                        2645   3.5-0.5   (+3 -0 =1 )   36.7  +294
 - ECE X3 64-bit                      2644  59.5-40.5  (+36-17=47)   34.6   +62
 - Gandalf 7 64-bit                   2641   3.0-1.0   (+3 -1 =0 )   46.1  +228
 - DanaSah 7.3                        2639  20.5-16.5  (+17-13=7 )   52.3   +41
 - DanaSah 7.9                        2637  23.0-21.0  (+16-14=14)   57.1   +15
 - tomitankChess 2.1 64-bit           2635  14.0-18.0  (+10-14=8 )   63.1   -49
 - CM9000 Assassin                    2630   3.0-1.0   (+2 -0 =2 )   75.0  +132
 - Igel 1.2 64-bit                    2627  13.5-22.5  (+10-19=7 )   83.8  -109
 - Scorpio 2.9 MCTS+NN 64-bit         2620  22.5-19.5  (+20-17=5 )   92.8    +6
 - K2 0.91                            2614   4.0-4.0   (+3 -3 =2 )   98.6   -26
 - Donna 4.1 64-bit                   2609   3.0-1.0   (+2 -0 =2 )   99.4  +119
 - Nawito 1812                        2598  13.0-7.0   (+9 -3 =8 )   99.9   +57
 - Brutus 8.05 64-bit                 2589   4.0-0.0   (+4 -0 =0 )  100.0  +INF
 - Asymptote 0.4.2 64-bit             2583  11.5-6.5   (+10-5 =3 )  100.0   +50
 - Dimitri 4.99                       2581  26.5-13.5  (+23-10=7 )  100.0   +64
 - Jellyfish 1.1 64-bit               2579  18.5-13.5  (+17-12=3 )  100.0    +2
 - Delocto 0.6 64-bit                 2575   5.0-3.0   (+3 -1 =4 )  100.0    +4
 - Coiled 0.6 64-bit                  2572   4.5-3.5   (+4 -3 =1 )  100.0   -22
 - Minic 0.43 64-bit                  2566   2.5-1.5   (+2 -1 =1 )  100.0   +21
 - Betsabe II 1.84                    2542  23.0-9.0   (+23-9 =0 )  100.0  +100
 - FrankWalter 2.4.0 64-bit           2539  20.5-13.5  (+16-9 =9 )  100.0   -27
 - Maverick 1.5 64-bit                2534  17.0-15.0  (+15-13=4 )  100.0   -83
 - Caligula 0.8                       2534  23.0-9.0   (+18-4 =10)  100.0   +44
 - FrankWalter 2.3.5 64-bit           2513   2.0-2.0   (+2 -2 =0 )  100.0  -127
 - Jumbo 0.6.66 64-bit                2489  22.5-9.5   (+20-7 =5 )  100.0    +6
 - Green Light Chess 3.01.2.2         2488  21.5-10.5  (+17-6 =9 )  100.0   -32
 - Drosophila 1.5.1 64-bit            2477  23.5-8.5   (+20-5 =7 )  100.0   +12
 - FrankWalter 2.2.8 64-bit           2456  25.0-7.0   (+23-5 =4 )  100.0   +47


Created in 2005-2013 by CCRL team
Last games added on July 11, 2019