CCRL 40/40
Downloads and Statistics
November 30, 2019
Testing summary:
Total: 1'102'078 games
played by 2'571 programs
150620 CPU days (X2 4600+)

White wins: 381'985 (34.7%)
Black wins: 283'767 (25.7%)
Draws: 436'326 (39.6%)
White score: 54.5%

Engine Details

Options
Show each game results
Vajolet2 2.7 64-bit 4CPU in CCRL 40/40, 2019-11-30
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:
Vajolet2 2.7 64-bit 4CPU is #22 with rating of 3179 Elo points (+29 -29),
based on 343 games: 100 wins, 54 losses and 189 draws
Score: 56.7%, Average opponent: −39.5, Draws: 55.1%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Arasan 21.4 64-bit 4CPU            3233   6.5-7.5   (+3 -4 =7 )    0.4   +31
 - Booot 6.2 64-bit 4CPU              3218   9.5-10.5  (+3 -4 =13)    0.8   +22
 - Laser 1.6 64-bit 4CPU              3216   9.0-11.0  (+4 -6 =10)    1.3    +9
 - Andscacs 0.88 64-bit 4CPU          3216   9.5-10.5  (+4 -5 =11)    3.2   +23
 - Chiron 4 64-bit 4CPU               3192  11.0-9.0   (+6 -4 =10)   20.2   +44
 - NirvanaChess 2.4 64-bit 4CPU       3181   7.5-12.5  (+2 -7 =11)   44.1   -72
 - Equinox 3.20 64-bit 4CPU           3174  11.0-8.0   (+6 -3 =10)   62.1   +35
 - RubiChess 1.5 64-bit 4CPU          3164  10.0-10.0  (+4 -4 =12)   76.1   -11
 - Hannibal 1.7 64-bit 4CPU           3155  10.0-10.0  (+3 -3 =14)   92.8   -22
 - Pedone 1.9 64-bit 4CPU             3132  11.0-9.0   (+5 -3 =12)   96.8   -21
 - Rybka 3 Human 64-bit 4CPU          3116  11.5-7.5   (+7 -3 =9 )   99.7    +1
 - Stockfish 1.9.1 64-bit 4CPU        3114  13.5-6.5   (+8 -1 =11)  100.0   +36
 - Sting SF 9 64-bit 4CPU             3111  10.5-9.5   (+6 -5 =9 )   99.9   -53
 - Critter 1.01 64-bit 4CPU           3087  13.0-7.0   (+7 -1 =12)  100.0    -7
 - Rodent III 0.276 64-bit 4CPU       3067  12.5-7.5   (+5 -0 =15)  100.0   -46
 - Demolito 2018-10-29 64-bit 4CPU    3057   7.0-4.0   (+4 -1 =6 )  100.0   -42
 - Naum 4 64-bit 4CPU                 3043  16.5-3.5   (+13-0 =7 )  100.0   +83
 - Arasan 20.0 64-bit 4CPU            3026  15.0-5.0   (+10-0 =10)  100.0    -3


Created in 2005-2013 by CCRL team
Last games added on November 30, 2019