CCRL 40/4
Downloads and Statistics
February 17, 2018
Testing summary:
Total: 1'671'765 games
played by 1'982 programs
22445 CPU days (X2 4600+)

White wins: 653'018 (39.1%)
Black wins: 530'657 (31.7%)
Draws: 488'090 (29.2%)
White score: 53.7%

Engine Details

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Ethereal 8.28 64-bit in CCRL 40/4, 2018-02-17
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 Intel CPU.
Tested by CCRL team, 2005-2018, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Ethereal 8.28 64-bit has no rank with rating of 2755 Elo points (+17 -17),
based on 1172 games: 512 wins, 334 losses and 326 draws
Score: 57.6%, Average opponent: −53.3, Draws: 27.8%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - The Baron 3.41 64-bit              2823  13.0-17.0  (+8 -12=10)    0.0   +24
 - Rhetoric 1.4.3 64-bit              2802   8.0-20.0  (+5 -17=6 )    0.0  -114
 - Ktulu 9                            2782  13.0-15.0  (+7 -9 =12)    0.2    +4
 - Pawny 1.2 64-bit                   2769   8.5-19.5  (+4 -15=9 )    8.4  -120
 - Jonny 4.00                         2761  19.5-30.5  (+12-23=15)   24.2   -69
 - RuyDos 1.0.27 64-bit               2759  14.5-14.5  (+11-11=7 )   35.7    +9
 - BugChess2 1.9 64-bit               2759  11.5-12.5  (+10-11=3 )   32.9   -11
 - Bison 9.11 64-bit                  2754  26.0-28.0  (+19-21=14)   51.7   -14
 - Tucano 6.00 64-bit                 2751  21.0-28.0  (+13-20=16)   64.1   -55
 - Godel 3.4.9 64-bit                 2745  21.5-28.5  (+16-23=11)   82.6   -62
 - chess22k 1.5 64-bit                2740  29.5-19.5  (+21-11=17)   89.1   +49
 - Chronos 1.9.9 64-bit               2737  10.5-14.5  (+6 -10=9 )   96.5   -70
 - Carballo 1.7 64-bit                2724  14.5-9.5   (+13-8 =3 )   99.7   +51
 - Cheese 1.9 64-bit                  2723  14.0-10.0  (+12-8 =4 )   99.8   +28
 - Chess Tiger 2007.1                 2714  27.5-20.5  (+19-12=17)  100.0    +9
 - Devel 1.8090                       2710  17.0-15.0  (+12-10=10)  100.0   -22
 - Arminius 2017-01-01 64-bit         2689  29.5-18.5  (+24-13=11)  100.0   +17
 - Gandalf 7 64-bit                   2680  34.0-19.0  (+26-11=16)  100.0   +21
 - Delfi 5.4                          2680  30.0-17.0  (+24-11=12)  100.0   +24
 - Daydreamer 1.75 64-bit             2672  14.0-10.0  (+10-6 =8 )  100.0   -30
 - Djinn 1.021 64-bit                 2671  15.5-8.5   (+9 -2 =13)  100.0     0
 - RedQueen 1.1.98 64-bit             2667  17.0-7.0   (+14-4 =6 )  100.0   +57
 - Alaric 707                         2664  18.0-5.0   (+16-3 =4 )  100.0  +131
 - ECE X3 64-bit                      2660  18.0-7.0   (+16-5 =4 )  100.0   +77
 - Gogobello 1.3 64-bit               2655  19.0-5.0   (+16-2 =6 )  100.0  +115
 - Nebula 2.0 64-bit                  2655  15.5-8.5   (+13-6 =5 )  100.0    +8
 - Phalanx XXV                        2653  18.5-6.5   (+15-3 =7 )  100.0   +67
 - Donna 4.0 64-bit                   2649  20.5-8.5   (+17-5 =7 )  100.0   +41
 - Colossus 2008b                     2642  17.5-11.5  (+12-6 =11)  100.0   -48
 - Cyrano 0.6b17 64-bit               2641  21.0-9.0   (+16-4 =10)  100.0   +20
 - Sjakk 2.2 64-bit                   2641  20.5-8.5   (+15-3 =11)  100.0   +19
 - E.T. Chess 13.01.08                2635  20.5-8.5   (+17-5 =7 )  100.0   +30
 - Rodin 8.0                          2632  18.5-10.5  (+17-9 =3 )  100.0   -14
 - WildCat 8                          2626  16.0-7.0   (+12-3 =8 )  100.0    +4
 - Movei 00.8.438 (10 10 10)          2624  18.0-7.0   (+15-4 =6 )  100.0   +26
 - GreKo 2016 64-bit                  2620   0.0-1.0   (+0 -1 =0 )  100.0  -INF
 - Zarkov 6.55                        2619  20.5-8.5   (+17-5 =7 )  100.0   +13
 - Amyan 1.72                         2602   0.0-1.0   (+0 -1 =0 )  100.0  -INF
 - Betsabe II 1.75                    2522   0.5-0.5   (+0 -0 =1 )  100.0  -263
 - Pepito 1.59.2 64-bit               2519   0.0-1.0   (+0 -1 =0 )  100.0  -INF
 - Tao 5.6                            2483   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - LambChop 10.99                     2430   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Tigran 2.4n 64-bit                 2346   1.0-0.0   (+1 -0 =0 )  100.0  +INF


Created in 2005-2013 by CCRL team
Last games added on February 17, 2018