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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Scorpio 2.8.5 MCTS 64-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:
Scorpio 2.8.5 MCTS 64-bit has no rank with rating of 2703 Elo points (+17 -17),
based on 1166 games: 373 wins, 451 losses and 342 draws
Score: 46.7%, Average opponent: +24.0, Draws: 29.3%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Atlas 3.91 64-bit                       2897   9.0-43.0  (+3 -37=12)    0.0   -55
 - Gaviota 1.0 64-bit                      2858  12.0-32.0  (+5 -25=14)    0.0    -2
 - Dirty 30Apr2017 64-bit                  2855  13.0-33.0  (+3 -23=20)    0.0   +16
 - Fruit Reloaded 3.2.1 64-bit             2836  16.0-30.0  (+10-24=12)    0.0   +24
 - Zurichess Neuchatel 64-bit              2829  10.0-34.0  (+3 -27=14)    0.0   -62
 - Rhetoric 1.4.3 64-bit                   2792  15.5-28.5  (+11-24=9 )    0.0   -20
 - Pawny 1.2 64-bit                        2778  19.0-25.0  (+12-18=14)    0.0   +29
 - BugChess2 1.9 64-bit                    2759  16.5-29.5  (+10-23=13)    0.0   -42
 - Godel 4.0.7 64-bit                      2758  22.5-27.5  (+17-22=11)    0.0   +16
 - Bison 9.11 64-bit                       2755  15.5-30.5  (+8 -23=15)    0.0   -60
 - Carballo 1.7 64-bit                     2736   9.0-7.0   (+4 -2 =10)    0.1   +67
 - Marvin 3.0.0 64-bit                     2731  20.5-23.5  (+15-18=11)    2.6    +3
 - ProDeo 2.2                              2720   9.0-7.0   (+6 -4 =6 )    8.7   +59
 - Shield 2.0 64-bit                       2712   9.5-18.5  (+5 -14=9 )   28.3  -100
 - GreKo 2018.07 64-bit                    2708  17.0-19.0  (+11-13=12)   35.1   -13
 - Cheese 1.9 64-bit                       2704  25.5-20.5  (+20-15=11)   47.0   +40
 - Pirarucu 2.2.2 64-bit                   2697   4.5-5.5   (+2 -3 =5 )   69.0   -33
 - Gogobello 1.4 64-bit                    2687  24.5-19.5  (+18-13=13)   91.9   +18
 - Chessmaster 11 Toxic                    2682   8.0-8.0   (+5 -5 =6 )   95.0   -21
 - WyldChess 1.51 64-bit                   2682  28.0-16.0  (+23-11=10)   97.0   +76
 - Counter 2.7 64-bit                      2673   5.5-4.5   (+3 -2 =5 )   97.1    +1
 - chess22k 1.4 64-bit                     2673   6.5-3.5   (+5 -2 =3 )   98.1   +76
 - Arminius 2017-01-01 64-bit              2672  27.5-18.5  (+21-12=13)   99.6   +35
 - Counter 2.8 64-bit                      2671   4.0-4.0   (+2 -2 =4 )   98.2   -37
 - Djinn 1.021 64-bit                      2667   4.0-6.0   (+1 -3 =6 )  100.0   -91
 - RedQueen 1.1.98 64-bit                  2663  12.0-16.0  (+9 -13=6 )  100.0   -93
 - tomitankChess 2.0 64-bit                2657  14.5-15.5  (+8 -9 =13)  100.0   -54
 - Floyd 0.9 64-bit                        2657  26.5-13.5  (+24-11=5 )  100.0   +82
 - Philou 3.7.1 64-bit                     2650  22.0-16.0  (+17-11=10)  100.0    +3
 - Cyrano 0.6b17 64-bit                    2647   9.0-2.0   (+8 -1 =2 )  100.0  +194
 - GreKo 2018.01 64-bit                    2645   6.0-4.0   (+5 -3 =2 )  100.0   +10
 - Amoeba 1.2 64-bit                       2639   6.5-3.5   (+6 -3 =1 )  100.0   +61
 - WyldChess 1.4 64-bit                    2639   5.0-4.0   (+3 -2 =4 )  100.0   -23
 - CM10th Guardian                         2638   6.0-4.0   (+5 -3 =2 )  100.0    +4
 - tomitankChess 2.1 64-bit                2636   7.0-3.0   (+6 -2 =2 )  100.0   +86
 - Counter 2.6 64-bit                      2633   6.5-3.5   (+6 -3 =1 )  100.0   +48
 - Igel 1.2 64-bit                         2626   6.5-3.5   (+5 -2 =3 )  100.0   +27
 - NoraGrace 2.0 64-bit                    2622   6.0-4.0   (+5 -3 =2 )  100.0   -11
 - Scorpio 2.9 MCTS+NN 64-bit              2621  25.5-16.5  (+19-10=13)  100.0    -7
 - Nebula 2.0 64-bit                       2620   7.0-3.0   (+5 -1 =4 )  100.0   +46
 - DanaSah 7.0                             2617   7.0-3.0   (+5 -1 =4 )  100.0   +42
 - K2 0.91                                 2615   7.0-5.0   (+6 -4 =2 )  100.0   -21
 - RubiChess 1.0 64-bit                    2614   6.5-3.5   (+5 -2 =3 )  100.0   +10
 - Monolith 0.4 64-bit                     2608   5.5-4.5   (+3 -2 =5 )  100.0   -67


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