CCRL 40/40
Downloads and Statistics
December 14, 2019
Testing summary:
Total: 1'105'634 games
played by 2'577 programs
151171 CPU days (X2 4600+)

White wins: 383'085 (34.6%)
Black wins: 284'446 (25.7%)
Draws: 438'103 (39.6%)
White score: 54.5%

Engine Details

Options
Show each game results
Vajolet2 2.7 64-bit 4CPU in CCRL 40/40, 2019-12-14
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 #23 with rating of 3178 Elo points (+29 -29),
based on 343 games: 100 wins, 54 losses and 189 draws
Score: 56.7%, Average opponent: −38.9, Draws: 55.1%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Arasan 21.4 64-bit 4CPU            3228   6.5-7.5   (+3 -4 =7 )    0.8   +27
 - Booot 6.2 64-bit 4CPU              3219   9.5-10.5  (+3 -4 =13)    0.7   +24
 - Laser 1.6 64-bit 4CPU              3217   9.0-11.0  (+4 -6 =10)    1.1   +11
 - Andscacs 0.88 64-bit 4CPU          3217   9.5-10.5  (+4 -5 =11)    2.7   +25
 - Chiron 4 64-bit 4CPU               3193  11.0-9.0   (+6 -4 =10)   18.4   +46
 - NirvanaChess 2.4 64-bit 4CPU       3182   7.5-12.5  (+2 -7 =11)   41.8   -70
 - Equinox 3.20 64-bit 4CPU           3174  11.0-8.0   (+6 -3 =10)   60.2   +36
 - RubiChess 1.5 64-bit 4CPU          3164  10.0-10.0  (+4 -4 =12)   76.1   -10
 - Hannibal 1.7 64-bit 4CPU           3155  10.0-10.0  (+3 -3 =14)   92.0   -21
 - Pedone 1.9 64-bit 4CPU             3129  11.0-9.0   (+5 -3 =12)   97.9   -23
 - Stockfish 1.9.1 64-bit 4CPU        3114  13.5-6.5   (+8 -1 =11)  100.0   +37
 - Sting SF 9 64-bit 4CPU             3110  10.5-9.5   (+6 -5 =9 )  100.0   -53
 - Rybka 3 Human 64-bit 4CPU          3108  11.5-7.5   (+7 -3 =9 )   99.9    -5
 - Critter 1.01 64-bit 4CPU           3088  13.0-7.0   (+7 -1 =12)  100.0    -5
 - Rodent III 0.276 64-bit 4CPU       3069  12.5-7.5   (+5 -0 =15)  100.0   -43
 - Demolito 2018-10-29 64-bit 4CPU    3057   7.0-4.0   (+4 -1 =6 )  100.0   -41
 - Naum 4 64-bit 4CPU                 3043  16.5-3.5   (+13-0 =7 )  100.0   +84
 - Arasan 20.0 64-bit 4CPU            3026  15.0-5.0   (+10-0 =10)  100.0    -2


Created in 2005-2013 by CCRL team
Last games added on December 14, 2019