CCRL 40/40
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 756'425 games
played by 1'967 programs
103446 CPU days (X2 4600+)

White wins: 259'856 (34.4%)
Black wins: 192'693 (25.5%)
Draws: 303'876 (40.2%)
White score: 54.4%

Engine Details

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ECE X2 in CCRL 40/40, 2017-11-18
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, 2005-2017, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
ECE X2 has no rank with rating of 2507 Elo points (+28 -28),
based on 466 games: 181 wins, 177 losses and 108 draws
Score: 50.4%, Average opponent: −3.4, Draws: 23.2%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - WyldChess 1.4 64-bit              2639   2.5-7.5   (+2 -7 =1 )    0.0   -77
 - Phalanx XXV                       2616   4.5-5.5   (+4 -5 =1 )    0.0   +65
 - GreKo 2015-ML 64-bit              2608   2.5-7.5   (+0 -5 =5 )    0.0   -44
 - Muse 0.953 64-bit                 2593   3.5-6.5   (+2 -5 =3 )    0.0   -14
 - Ethereal 8.05 64-bit              2592   4.5-5.5   (+3 -4 =3 )    0.0   +48
 - Gogobello 1.2 64-bit              2592   4.0-10.0  (+2 -8 =4 )    0.0   -66
 - K2 0.87                           2581   4.0-6.0   (+3 -5 =2 )    0.0    +5
 - Brutus 8.05 64-bit                2566   3.5-6.5   (+3 -6 =1 )    0.2   -61
 - Capivara LK 0.09b02g 64-bit       2556   6.5-3.5   (+6 -3 =1 )    0.2  +167
 - Ghost 3 64-bit                    2544   4.5-5.5   (+2 -3 =5 )    2.8    +5
 - Ghost 3.1 64-bit                  2541   5.5-10.5  (+3 -8 =5 )    3.4   -75
 - nanoSzachy 4.0 64-bit             2540   2.5-7.5   (+1 -6 =3 )    2.7  -143
 - Hermann 2.8 64-bit                2527   3.5-6.5   (+2 -5 =3 )   11.9   -75
 - chess22k 1.3 64-bit               2523   6.5-7.5   (+5 -6 =3 )   20.9   -11
 - Maverick 1.5 64-bit               2518   8.5-9.5   (+5 -6 =7 )   24.6   -10
 - Booot 4.12.1                      2514   3.5-6.5   (+3 -6 =1 )   37.7  -113
 - Floyd 0.8 64-bit                  2508   5.0-5.0   (+4 -4 =2 )   47.8    -4
 - Shield 1.3.1 64-bit               2506   3.5-6.5   (+3 -6 =1 )   51.4  -119
 - LittleThought 1.052 64-bit        2503   3.0-7.0   (+1 -5 =4 )   59.1  -134
 - CyberPagno 3.0 64-bit             2502   9.5-4.5   (+8 -3 =3 )   61.7  +125
 - Dorky 4.5 64-bit                  2499   7.5-10.5  (+5 -8 =5 )   68.0   -69
 - Pupsi2 0.09                       2489   7.0-3.0   (+6 -2 =2 )   86.1  +129
 - Pepito 1.59 64-bit                2488   5.5-4.5   (+3 -2 =5 )   86.6   +12
 - Yace 0.99.87                      2487   5.5-4.5   (+5 -4 =1 )   89.0   +22
 - Cerebro 3.03d                     2478   7.0-3.0   (+7 -3 =0 )   95.7  +153
 - MadChess 2.1 64-bit               2474  11.5-6.5   (+10-5 =3 )   95.9   +73
 - pikoSzachy 4.1                    2473   3.5-6.5   (+3 -6 =1 )   95.3  -154
 - Quark 2.35                        2469   4.5-5.5   (+4 -5 =1 )   98.7   -80
 - Gogobello 1.0 64-bit              2463   8.0-2.0   (+7 -1 =2 )   99.0  +188
 - Schooner 1.7.0 64-bit             2461   1.5-2.5   (+0 -1 =3 )   99.2  -113
 - Counter 1.99 64-bit               2459   4.0-2.0   (+2 -0 =4 )   98.9   +35
 - Pawny 0.3 32-bit                  2458   6.0-4.0   (+4 -2 =4 )   98.8   +17
 - Betsabe II 1.66                   2457   3.5-4.5   (+3 -4 =1 )   99.7  -102
 - Bagatur 1.4d 64-bit               2453   2.0-2.0   (+2 -2 =0 )   99.8   -54
 - Carballo 1.2                      2447   5.0-5.0   (+4 -4 =2 )   99.9   -54
 - Bumblebee 1.0.36898e1 64-bit      2446   1.5-2.5   (+1 -2 =1 )  100.0  -143
 - Eeyore 1.52 64-bit                2445   9.0-1.0   (+9 -1 =0 )  100.0  +364
 - Nemeton 1.51                      2443  11.0-7.0   (+10-6 =2 )  100.0   +25
 - Lozza 1.17 64-bit                 2441  10.0-8.0   (+7 -5 =6 )  100.0   -29
 - Shallow r694 64-bit               2439  10.0-4.0   (+8 -2 =4 )  100.0   +79
 - TJchess 1.3 64-bit                2428  14.0-4.0   (+13-3 =2 )  100.0  +151
 - Ifrit m1.8 64-bit                 2403   6.5-3.5   (+6 -3 =1 )  100.0   +14


Created in 2005-2013 by CCRL team
Last games added on November 18, 2017