CCRL 40/4
Downloads and Statistics
June 15, 2019
Testing summary:
Total: 2'051'440 games
played by 2'369 programs
27518 CPU days (X2 4600+)

White wins: 797'129 (38.9%)
Black wins: 645'243 (31.5%)
Draws: 609'068 (29.7%)
White score: 53.7%

Engine Details

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Vajolet2 2.7 64-bit in CCRL 40/4, 2019-06-15
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 Intel CPU.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Vajolet2 2.7 64-bit has no rank with rating of 3131 Elo points (+17 -17),
based on 1051 games: 328 wins, 274 losses and 449 draws
Score: 52.6%, Average opponent: −17.4, Draws: 42.7%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Laser 1.7 64-bit                   3272   4.5-6.5   (+1 -3 =7 )    0.0   +84
 - Shredder 13 64-bit                 3271   4.0-8.0   (+0 -4 =8 )    0.0   +50
 - Booot 6.3.1 64-bit                 3253  10.5-33.5  (+1 -24=19)    0.0   -44
 - Fizbo 2 64-bit                     3247  15.0-29.0  (+5 -19=20)    0.0   +17
 - Andscacs 0.95 64-bit               3228  17.0-27.0  (+6 -16=22)    0.0   +27
 - RofChade 2.1 64-bit                3213  16.0-34.0  (+5 -23=22)    0.0   -29
 - Schooner 2.0.34 64-bit             3191   9.0-22.0  (+3 -16=12)    0.0   -80
 - Chiron 4 64-bit                    3165  14.5-17.5  (+9 -12=11)    0.0    +5
 - Critter 1.6a 64-bit                3158  14.5-17.5  (+7 -10=15)    0.2     0
 - Arasan 21.3 64-bit                 3132  13.5-18.5  (+4 -9 =19)   47.9   -42
 - RofChade 2.0 64-bit                3130  15.5-16.5  (+9 -10=13)   54.7   -14
 - NirvanaChess 2.4 64-bit            3130  15.0-17.0  (+8 -10=14)   53.6   -17
 - Pedone 1.9 64-bit                  3130  13.5-18.5  (+7 -12=13)   54.2   -51
 - Nemorino 5.00 64-bit               3119  16.5-15.5  (+9 -8 =15)   88.0    -3
 - Texel 1.07 64-bit                  3114  15.5-16.5  (+10-11=11)   95.6   -23
 - Hannibal 1.7 64-bit                3111  19.5-12.5  (+13-6 =13)   98.3   +49
 - Rybka 4.1 64-bit                   3108  15.0-17.0  (+11-13=8 )   99.3   -42
 - Protector 1.9.0 64-bit             3084  17.0-15.0  (+10-8 =14)  100.0   -26
 - Senpai 2.0 64-bit                  3084  20.0-12.0  (+12-4 =16)  100.0   +28
 - chess22k 1.12 64-bit               3083  19.0-13.0  (+13-7 =12)  100.0   +13
 - iCE 3.0 64-bit                     3081  14.0-18.0  (+7 -11=14)  100.0   -89
 - Wasp 3.60 64-bit                   3079  25.5-18.5  (+12-5 =27)  100.0    -6
 - RubiChess 1.4 64-bit               3051  18.0-14.0  (+9 -5 =18)  100.0   -45
 - ChessBrainVB 3.72                  3049  23.5-8.5   (+20-5 =7 )  100.0   +93
 - Defenchess (SCTR) 1.1f 64-bit      3046  28.0-16.0  (+19-7 =18)  100.0    +1
 - SmarThink 1.98 64-bit              3036  35.5-7.5   (+31-3 =9 )  100.0  +156
 - Naum 4.6 64-bit                    3033  30.5-13.5  (+21-4 =19)  100.0   +19
 - Hakkapeliitta TCEC v2 64-bit       3023  31.5-12.5  (+24-5 =15)  100.0   +37
 - Demolito 2018-10-29 64-bit         3017  32.0-12.0  (+21-1 =22)  100.0   +23
 - Amoeba 3.0 64-bit                  2974  29.0-11.0  (+21-3 =16)  100.0   -10


Created in 2005-2013 by CCRL team
Last games added on June 15, 2019