CCRL 40/40
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 756'425 games
played by 1'967 programs
103446 CPU days (X2 4600+)

White wins: 259'856 (34.4%)
Black wins: 192'693 (25.5%)
Draws: 303'876 (40.2%)
White score: 54.4%

Engine Details

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Vajolet2 2.2 64-bit 4CPU in CCRL 40/40, 2017-11-18
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 Intel CPU.
Tested by CCRL team, 2005-2017, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Vajolet2 2.2 64-bit 4CPU is #28 with rating of 3051 Elo points (+27 -27),
based on 423 games: 96 wins, 121 losses and 206 draws
Score: 47.0%, Average opponent: +14.8, Draws: 48.7%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Fritz 15 64-bit 4CPU              3169   7.0-13.0  (+1 -7 =12)    0.0   +34
 - NirvanaChess 2.3 64-bit 4CPU      3162   0.5-1.5   (+0 -1 =1 )    0.0   -45
 - Andscacs 0.86 64-bit 4CPU         3154   7.0-13.0  (+0 -6 =14)    0.0   +24
 - Protector 1.9.0 64-bit 4CPU       3148   7.0-15.0  (+0 -8 =14)    0.0     0
 - NirvanaChess 2.2 64-bit 4CPU      3148   6.5-13.5  (+0 -7 =13)    0.0    -1
 - Alfil 15.7 64-bit 4CPU            3144   8.5-11.5  (+2 -5 =13)    0.0   +49
 - Texel 1.06 64-bit 4CPU            3142   9.0-13.0  (+5 -9 =8 )    0.0   +30
 - Chiron 3.01 64-bit 4CPU           3138   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - BlackMamba 2.0 64-bit 4CPU        3131   0.5-1.5   (+0 -1 =1 )    0.0   -62
 - Rybka 3 64-bit 4CPU               3127   6.5-13.5  (+1 -8 =11)    0.0   -21
 - Naum 4.6 64-bit 4CPU              3104   1.0-0.0   (+1 -0 =0 )    0.0  +INF
 - Texel 1.05 64-bit 4CPU            3093   7.5-12.5  (+2 -7 =11)    0.5   -32
 - Alfil 15.8 64-bit 4CPU            3065   1.0-1.0   (+1 -1 =0 )   23.0   +14
 - Hiarcs 14 4CPU                    3061   2.0-0.0   (+2 -0 =0 )   25.2  +INF
 - Arasan 19.2 64-bit 4CPU           3052  16.0-18.0  (+7 -9 =18)   47.7   -19
 - Pedone 1.5 64-bit 4CPU            3050   2.0-0.0   (+2 -0 =0 )   50.3  +INF
 - Chiron 1.1a 64-bit 4CPU           3047  11.5-8.5   (+6 -3 =11)   58.2   +39
 - Bobcat 8.0 64-bit 4CPU            3044   0.5-1.5   (+0 -1 =1 )   63.2  -163
 - Arasan 20.0 64-bit 4CPU           3039  12.0-9.0   (+8 -5 =8 )   69.9   +36
 - Deep Junior Yokohama 64-bit 4CPU  3033   0.5-1.5   (+0 -1 =1 )   86.4  -160
 - Senpai 1.0 64-bit 4CPU            3032   1.0-1.0   (+0 -0 =2 )   87.0   -19
 - Crafty 25.2 64-bit 4CPU           3030   0.5-1.5   (+0 -1 =1 )   84.8  -177
 - Arasan 19.0.1 64-bit 4CPU         3027  11.0-7.0   (+8 -4 =6 )   85.7   +46
 - Cheng 4.39 64-bit 4CPU            3021  13.0-9.0   (+9 -5 =8 )   96.4   +31
 - Laser 1.3 64-bit 4CPU             3020  14.5-17.5  (+8 -11=13)   93.4   -62
 - Pedone 1.4.1 64-bit 4CPU          3009   8.0-10.0  (+3 -5 =10)   98.0   -71
 - Bobcat 7.6 64-bit 4CPU            2987  19.0-15.0  (+14-10=10)   99.9   -23
 - Zappa Mexico 64-bit 4CPU          2963  10.5-9.5   (+6 -5 =9 )  100.0   -73
 - Naum 3 64-bit 4CPU                2959  15.0-5.0   (+10-0 =10)  100.0   +56


Created in 2005-2013 by CCRL team
Last games added on November 18, 2017