CCRL 40/4
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 2'143'600 games
played by 2'509 programs
29100 CPU days (X2 4600+)

White wins: 830'432 (38.7%)
Black wins: 670'629 (31.3%)
Draws: 642'539 (30.0%)
White score: 53.7%

Engine Details

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RubiChess 1.6 64-bit 4CPU in CCRL 40/4, 2019-12-07
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/404/

CCRL 40/4 main list:
RubiChess 1.6 64-bit 4CPU is #22 with rating of 3280 Elo points (+26 -26),
based on 478 games: 204 wins, 65 losses and 209 draws
Score: 64.5%, Average opponent: −95.2, Draws: 43.7%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Laser 1.6 64-bit 4CPU              3276  15.0-15.0  (+5 -5 =20)   59.6    -2
 - Andscacs 0.88 64-bit 4CPU          3261  14.0-16.0  (+6 -8 =16)   88.7   -36
 - Booot 6.2 64-bit 4CPU              3258  15.0-15.0  (+7 -7 =16)   93.3   -20
 - Chiron 4 64-bit 4CPU               3241  16.0-14.0  (+8 -6 =16)   99.6   -21
 - Vajolet2 2.8 64-bit 4CPU           3235  17.0-13.0  (+11-7 =12)   99.5    -6
 - Hannibal 1.7 64-bit 4CPU           3229  20.0-10.0  (+13-3 =14)  100.0   +49
 - NirvanaChess 2.4 64-bit 4CPU       3225  16.0-12.0  (+10-6 =12)  100.0   -11
 - Equinox 3.20 64-bit 4CPU           3223  16.5-13.5  (+9 -6 =15)   97.7   -28
 - Pedone 1.9 64-bit 4CPU             3201  18.0-12.0  (+11-5 =14)  100.0   -18
 - Critter 1.01 64-bit 4CPU           3157  20.5-9.5   (+14-3 =13)  100.0    -4
 - Sting SF 9 64-bit 4CPU             3155  21.5-8.5   (+15-2 =13)  100.0    +9
 - Stockfish 1.9.1 64-bit 4CPU        3153  24.0-6.0   (+19-1 =10)  100.0   +80
 - Rodent III 0.276 64-bit 4CPU       3114  22.0-8.0   (+15-1 =14)  100.0   -23
 - Arasan 20.0 64-bit 4CPU            3094  23.5-6.5   (+18-1 =11)  100.0    +2
 - Rybka 3 Human 64-bit 4CPU          3076  23.5-6.5   (+20-3 =7 )  100.0    +4
 - Naum 4 64-bit 4CPU                 3061  26.0-4.0   (+23-1 =6 )  100.0   +76


Created in 2005-2013 by CCRL team
Last games added on December 7, 2019