CCRL 40/40
Downloads and Statistics
December 10, 2019
Testing summary:
Total: 1'104'091 games
played by 2'573 programs
150964 CPU days (X2 4600+)

White wins: 382'628 (34.7%)
Black wins: 284'145 (25.7%)
Draws: 437'318 (39.6%)
White score: 54.5%

Engine Details

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RubiChess 1.3 64-bit 4CPU in CCRL 40/40, 2019-12-10
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 CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/40 main list:
RubiChess 1.3 64-bit 4CPU has no rank with rating of 3066 Elo points (+22 -22),
based on 642 games: 197 wins, 161 losses and 284 draws
Score: 52.8%, Average opponent: −17.9, Draws: 44.2%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Schooner 2.0.34 64-bit 4CPU        3201   8.5-23.5  (+2 -17=13)    0.0   -14
 - Chiron 4 64-bit 4CPU               3192   1.5-2.5   (+0 -1 =3 )    0.0   +58
 - NirvanaChess 2.4 64-bit 4CPU       3181   2.0-2.0   (+1 -1 =2 )    0.0  +125
 - ChessBrainVB 3.72 4CPU             3173   1.0-3.0   (+1 -3 =0 )    0.0  -118
 - Arasan 21.2 64-bit 4CPU            3172  10.5-25.5  (+3 -18=15)    0.0   -24
 - Nemorino 5.00 64-bit 4CPU          3152   2.0-2.0   (+2 -2 =0 )    0.0   +86
 - Vajolet2 2.6.1 64-bit 4CPU         3137  11.5-24.5  (+3 -16=17)    0.0   -37
 - Pedone 1.9 64-bit 4CPU             3129   1.5-2.5   (+0 -1 =3 )    0.3    -3
 - Strelka 5.5 64-bit                 3104  13.5-18.5  (+6 -11=15)    0.1    -9
 - Wasp 3.50 64-bit 4CPU              3101  16.5-19.5  (+8 -11=17)    0.8    +8
 - Rodent III 0.276 64-bit 4CPU       3068  10.0-4.0   (+7 -1 =6 )   45.2  +137
 - Defenchess 1.1f 64-bit 4CPU        3066  15.0-17.0  (+7 -9 =16)   51.3   -18
 - Demolito 2018-10-29 64-bit 4CPU    3057  25.5-20.5  (+14-9 =23)   68.4   +22
 - Amoeba 3.0 64-bit 4CPU             3053  19.0-11.0  (+11-3 =16)   78.8   +64
 - SmarThink 1.98 64-bit              3025  17.5-14.5  (+10-7 =15)   99.9   -13
 - Bobcat 8.0 64-bit 4CPU             3025   5.0-5.0   (+3 -3 =4 )   99.5   -41
 - Pirarucu 2.7.4 64-bit 4CPU         3022  19.5-22.5  (+8 -11=23)   99.8   -65
 - Pirarucu 2.9.5 64-bit 4CPU         3019   9.0-5.0   (+6 -2 =6 )   98.7   +40
 - Crafty 25.2 64-bit 4CPU            3014  17.5-14.5  (+12-9 =11)  100.0   -21
 - Cheng 4.39 64-bit 4CPU             3010   6.0-4.0   (+5 -3 =2 )  100.0   +18
 - Hakkapeliitta TCEC v2 64-bit       3000  24.0-8.0   (+17-1 =14)  100.0   +91
 - Scorpio 2.8 64-bit 4CPU            2985  30.0-12.0  (+24-6 =12)  100.0   +70
 - Winter 0.5 64-bit 4CPU             2963  24.5-17.5  (+16-9 =17)  100.0   -51
 - Lc0 0.20.1 w11258 64-bit           2957   7.5-2.5   (+6 -1 =3 )  100.0   +70
 - The Baron 3.44 64-bit 4CPU         2939  14.0-6.0   (+9 -1 =10)  100.0    -7
 - Marvin 3.3.2 64-bit 4CPU           2935   6.5-3.5   (+5 -2 =3 )  100.0   -25
 - Marvin 3.2.0 64-bit 4CPU           2922  20.0-12.0  (+11-3 =18)  100.0   -69


Created in 2005-2013 by CCRL team
Last games added on December 10, 2019