CCRL 40/40
Downloads and Statistics
July 19, 2019
Testing summary:
Total: 1'068'538 games
played by 2'502 programs
146028 CPU days (X2 4600+)

White wins: 371'241 (34.7%)
Black wins: 276'263 (25.9%)
Draws: 421'034 (39.4%)
White score: 54.4%

Engine Details

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RubiChess 1.3 64-bit 4CPU in CCRL 40/40, 2019-07-19
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:
RubiChess 1.3 64-bit 4CPU has no rank with rating of 3064 Elo points (+22 -22),
based on 642 games: 197 wins, 161 losses and 284 draws
Score: 52.8%, Average opponent: −18.3, Draws: 44.2%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Schooner 2.0.34 64-bit 4CPU        3200   8.5-23.5  (+2 -17=13)    0.0   -13
 - Chiron 4 64-bit 4CPU               3191   1.5-2.5   (+0 -1 =3 )    0.0   +59
 - NirvanaChess 2.4 64-bit 4CPU       3180   2.0-2.0   (+1 -1 =2 )    0.0  +126
 - ChessBrainVB 3.72 4CPU             3174   1.0-3.0   (+1 -3 =0 )    0.0  -115
 - Arasan 21.2 64-bit 4CPU            3168  10.5-25.5  (+3 -18=15)    0.0   -26
 - Nemorino 5.00 64-bit 4CPU          3152   2.0-2.0   (+2 -2 =0 )    0.0   +88
 - Vajolet2 2.6.1 64-bit 4CPU         3136  11.5-24.5  (+3 -16=17)    0.0   -36
 - Pedone 1.9 64-bit 4CPU             3135   1.5-2.5   (+0 -1 =3 )    1.1    +4
 - Strelka 5.5 64-bit                 3103  13.5-18.5  (+6 -11=15)    0.1    -8
 - Wasp 3.50 64-bit 4CPU              3101  16.5-19.5  (+8 -11=17)    0.6   +10
 - Defenchess (SCTR) 1.1f 64-bit 4CPU 3065  15.0-17.0  (+7 -9 =16)   47.8   -17
 - Rodent III 0.276 64-bit 4CPU       3057  10.0-4.0   (+7 -1 =6 )   63.7  +128
 - Amoeba 3.0 64-bit 4CPU             3051  19.0-11.0  (+11-3 =16)   76.7   +64
 - Demolito 2018-10-29 64-bit 4CPU    3050  25.5-20.5  (+14-9 =23)   74.6   +17
 - SmarThink 1.98 64-bit              3026  17.5-14.5  (+10-7 =15)   99.7   -10
 - Bobcat 8.0 64-bit 4CPU             3024   5.0-5.0   (+3 -3 =4 )   99.3   -40
 - Pirarucu 2.9.5 64-bit 4CPU         3022   9.0-5.0   (+6 -2 =6 )   97.0   +45
 - Pirarucu 2.7.4 64-bit 4CPU         3020  19.5-22.5  (+8 -11=23)   99.8   -65
 - Crafty 25.2 64-bit 4CPU            3013  17.5-14.5  (+12-9 =11)  100.0   -20
 - Cheng 4.39 64-bit 4CPU             3009   6.0-4.0   (+5 -3 =2 )  100.0   +19
 - Hakkapeliitta TCEC v2 64-bit       2997  24.0-8.0   (+17-1 =14)  100.0   +90
 - Scorpio 2.8 64-bit 4CPU            2983  30.0-12.0  (+24-6 =12)  100.0   +70
 - Winter 0.5 64-bit 4CPU             2953  24.5-17.5  (+16-9 =17)  100.0   -59
 - Lc0 0.20.1 w11258 64-bit           2950   7.5-2.5   (+6 -1 =3 )  100.0   +65
 - Marvin 3.3.2 64-bit 4CPU           2939   6.5-3.5   (+5 -2 =3 )  100.0   -19
 - The Baron 3.44 64-bit 4CPU         2939  14.0-6.0   (+9 -1 =10)  100.0    -5
 - Marvin 3.2.0 64-bit 4CPU           2920  20.0-12.0  (+11-3 =18)  100.0   -69


Created in 2005-2013 by CCRL team
Last games added on July 19, 2019