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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Show each game results
NG-Play 9.85 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:
NG-Play 9.85 64-bit is #320-321 with rating of 2189 Elo points (+29 -29),
based on 410 games: 133 wins, 165 losses and 112 draws
Score: 46.1%, Average opponent: +28.1, Draws: 27.3%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Pedone 0.4 64-bit                  2426   4.0-4.0   (+3 -3 =2 )    0.0  +237
 - Giraffe 20150828 64-bit            2382   2.5-7.5   (+2 -7 =1 )    0.0    -9
 - Lozza 1.15 64-bit                  2345   3.5-4.5   (+2 -3 =3 )    0.0  +112
 - Gibbon 2.60a 64-bit                2338   4.0-8.0   (+3 -7 =2 )    0.0   +22
 - FireFly 2.7.2 64-bit               2329   0.5-5.5   (+0 -5 =1 )    0.0  -217
 - Bagatur 1.3a 64-bit                2325   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Waxman 2013                        2312   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Floyd 0.7 64-bit                   2296   3.0-7.0   (+2 -6 =2 )    0.0   -42
 - Fischerle 0.9.65 64-bit            2288   3.0-7.0   (+2 -6 =2 )    0.0   -48
 - FireFly 2.7.0 64-bit               2285   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Bearded N44.2 64-bit               2285   2.0-8.0   (+0 -6 =4 )    0.0   -99
 - Zeus 1.28                          2282   3.5-6.5   (+3 -6 =1 )    0.0   -25
 - Galjoen 0.38 64-bit                2282   1.5-2.5   (+0 -1 =3 )    0.0   +25
 - Orion 0.2 64-bit                   2277   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Jumbo 0.4.0 64-bit                 2275   4.0-2.0   (+4 -2 =0 )    0.0  +230
 - Isa 2.0.48 64-bit                  2268   3.5-6.5   (+2 -5 =3 )    0.0   -29
 - Absolute Zero 2.4.4.0 64-bit       2268   5.5-2.5   (+5 -2 =1 )    0.0  +222
 - Protej 0.5.8c                      2251  10.0-10.0  (+8 -8 =4 )    0.0   +64
 - Exacto 0.e 64-bit                  2250   0.5-1.5   (+0 -1 =1 )    0.0   -81
 - Mango Paola Ajedrez 4.1            2248   6.0-6.0   (+3 -3 =6 )    0.0   +59
 - MadChess 1.4 64-bit                2247   5.5-6.5   (+3 -4 =5 )    0.1   +33
 - Lozza 1.14a 64-bit                 2245   5.0-5.0   (+2 -2 =6 )    0.3   +56
 - Fischerle 0.9.50 64-bit            2242   8.0-14.0  (+5 -11=6 )    0.6   -41
 - Absolute Zero 2.4.0.0 64-bit       2241   5.5-6.5   (+3 -4 =5 )    0.3   +27
 - AliChess 4.06                      2232   7.0-3.0   (+6 -2 =2 )    1.9  +193
 - Buzz 0.08 64-bit                   2228   3.0-7.0   (+3 -7 =0 )    1.7  -143
 - Isa 1.9.68 64-bit                  2227   4.0-6.0   (+2 -4 =4 )    3.9   -24
 - OBender 03.2016 64-bit             2213   3.5-6.5   (+2 -5 =3 )    8.6   -80
 - ChessKISS 1.7 64-bit               2208   7.5-6.5   (+5 -4 =5 )   14.4   +44
 - Carballo 0.8                       2194   2.5-3.5   (+1 -2 =3 )   39.6   -41
 - K2 0.57                            2183  10.5-11.5  (+8 -9 =5 )   60.9   -23
 - Prophet 2.0 64-bit                 2178   5.5-4.5   (+3 -2 =5 )   69.8   +16
 - ProChess 1.02AD                    2163   4.0-2.0   (+4 -2 =0 )   93.1  +119
 - Chesley r323 64-bit                2160   2.5-7.5   (+1 -6 =3 )   94.3  -202
 - Maverick 0.2 64-bit                2141   6.0-4.0   (+4 -2 =4 )   98.9   +15
 - K2 0.43f                           2138   2.0-2.0   (+1 -1 =2 )   98.9   -51
 - Barbarossa 0.4.0 64-bit            2132   2.0-0.0   (+2 -0 =0 )   99.9  +INF
 - Napoleon 1.5.0 64-bit              2122   8.0-8.0   (+6 -6 =4 )  100.0   -67
 - BikJump 2.01 64-bit                2116   4.5-5.5   (+2 -3 =5 )  100.0  -108
 - Embla 1.0.2 64-bit                 2109   4.0-4.0   (+4 -4 =0 )  100.0   -80
 - Clarabit 1.00 64-bit               2104   7.5-2.5   (+7 -2 =1 )  100.0  +121
 - BigLion 2.23w                      2076   7.5-2.5   (+6 -1 =3 )  100.0   +58
 - Cupcake 1.1a 64-bit                2028   3.0-1.0   (+3 -1 =0 )  100.0   +73
 - Schola 1.1.0 64-bit                2023   6.5-3.5   (+5 -2 =3 )  100.0   -63
 - Zeta Dva 0220 64-bit               1977   3.5-0.5   (+3 -0 =1 )  100.0   +70
 - Dabbaba 7.49                       1906   3.5-0.5   (+3 -0 =1 )  100.0     0


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