CCRL 40/15
Downloads and Statistics
May 8, 2021
Testing summary:
Total: 1'242'291 games
played by 2'843 programs

White wins: 425'658 (34.3%)
Black wins: 312'703 (25.2%)
Draws: 503'930 (40.6%)
White score: 54.5%

Engine Details

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Onno 1.0 32-bit in CCRL 40/15, 2021-05-08
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 15 minutes on an Intel i7-4770k.
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
Onno 1.0 32-bit has no rank with rating of 2794 Elo points (+18 -18),
based on 939 games: 207 wins, 283 losses and 449 draws
Score: 46.0%, Average opponent: +25.6, Draws: 47.8%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Rybka 3 32-bit                          2994   6.5-23.5  (+3 -20=7 )    0.0   -10
 - Stockfish 1.6.3 32-bit                  2933   4.5-25.5  (+1 -22=7 )    0.0  -130
 - Naum 4 32-bit                           2929  11.0-19.0  (+2 -10=18)    0.0   +60
 - Shredder 12 32-bit                      2928  15.0-47.0  (+6 -38=18)    0.0   -47
 - Fritz 12                                2885   8.5-21.5  (+1 -14=15)    0.0   -39
 - Stockfish 1.5.1 32-bit                  2862   8.0-22.0  (+2 -16=12)    0.0   -83
 - Fritz 11                                2851  11.5-18.5  (+4 -11=15)    0.0   -14
 - Stockfish 1.4 64-bit                    2848  13.5-18.5  (+7 -12=13)    0.0    +4
 - Thinker 5.4c Inert 32-bit               2848  13.0-17.0  (+3 -7 =20)    0.0   +16
 - Shredder 11                             2831  14.5-15.5  (+6 -7 =17)    0.0   +25
 - Stockfish 1.4 32-bit                    2828  15.0-15.0  (+9 -9 =12)    0.2   +35
 - Grapefruit 1.0 32-bit                   2825  12.0-18.0  (+3 -9 =18)    0.1   -25
 - Deep Sjeng WC2008 32-bit                2824  16.0-14.0  (+6 -4 =20)    0.3   +47
 - Onno 1.0 64-bit                         2817  24.5-36.5  (+3 -15=43)    3.0   -29
 - Hiarcs 12.1                             2816  16.0-14.0  (+7 -5 =18)    1.8   +40
 - Hiarcs 12 Sharpen PV On                 2812  13.5-16.5  (+6 -9 =15)    5.5   -11
 - Zappa Mexico II 32-bit                  2808  14.0-16.0  (+5 -7 =18)   10.0    -4
 - OliThink 5.9.2 64-bit                   2800   9.5-2.5   (+8 -1 =3 )   36.5  +224
 - Cheng4 0.36c 64-bit                     2797   6.0-4.0   (+3 -1 =6 )   40.1   +62
 - Spark 0.3 32-bit                        2796  18.0-12.0  (+13-7 =10)   42.1   +70
 - Doch 09.980 32-bit                      2794  16.5-13.5  (+8 -5 =17)   48.7   +27
 - Stockfish 1.3.1 32-bit                  2792  15.0-15.0  (+7 -7 =16)   55.1    -4
 - Stash 21.2 64-bit                       2775   7.5-8.5   (+6 -7 =3 )   87.5   -37
 - Bright 0.4a                             2775  18.5-11.5  (+12-5 =13)   96.6   +54
 - Naraku 1.4                              2773   4.5-5.5   (+3 -4 =3 )   95.6   -57
 - Loop 13.6 (Loop 2007) 32-bit            2772  16.5-13.5  (+5 -2 =23)   98.2    +2
 - Ktulu 9                                 2752  17.5-12.5  (+10-5 =15)  100.0   +10
 - chess22k 1.5 64-bit                     2749   5.0-5.0   (+1 -1 =8 )   99.8   -45
 - Arasan 16.1 64-bit                      2737   6.5-3.5   (+5 -2 =3 )   99.9   +52
 - Devel 2.0000                            2724   5.0-5.0   (+2 -2 =6 )  100.0   -66
 - RuyDos 1.0.22 64-bit                    2720   6.5-3.5   (+4 -1 =5 )  100.0   +12
 - SmarThink 1.10 32-bit                   2717  13.0-7.0   (+8 -2 =10)  100.0   +13
 - Pirarucu 2.2.2 64-bit                   2697   8.0-2.0   (+7 -1 =2 )  100.0  +133
 - Rhetoric 1.2 64-bit                     2694   5.5-4.5   (+3 -2 =5 )  100.0   -76
 - Chessmaster 11 Conqueror                2694   4.0-6.0   (+3 -5 =2 )  100.0  -169
 - Gogobello 1.4 64-bit                    2687   5.5-2.5   (+5 -2 =1 )  100.0   +45
 - Fridolin 3.10 64-bit                    2683   7.5-6.5   (+5 -4 =5 )  100.0   -92
 - Tornado 4.82 32-bit                     2680   8.0-2.0   (+6 -0 =4 )  100.0   +81
 - ChessBrainVB 2.05                       2668   5.5-0.5   (+5 -0 =1 )  100.0  +231
 - Minic 0.47 64-bit                       2656   5.0-3.0   (+4 -2 =2 )  100.0   -44


Created in 2005-2013 by CCRL team
Last games added on May 8, 2021