CCRL 40/15
Downloads and Statistics
November 16, 2024
Testing summary:
Total: 1'967'497 games
played by 3'973 programs

White wins: 610'660 (31.0%)
Black wins: 425'811 (21.6%)
Draws: 931'026 (47.3%)
White score: 54.7%

Engine Details

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Counter 4.1 64-bit 4CPU in CCRL 40/15, 2024-11-16
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 15 minutes on an Intel i7-4770k.
Tested by CCRL team, 2005-2024, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
Counter 4.1 64-bit 4CPU has no rank with rating of 3240 Elo points (+22 -22),
based on 434 games: 67 wins, 104 losses and 263 draws
Score: 45.7%, Average opponent: +28.6, Draws: 60.6%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Pedone 3.1 64-bit 4CPU                  3441   2.5-11.5  (+0 -9 =5 )    0.0   -30
 - Weiss 2.0 64-bit 4CPU                   3381   3.5-10.5  (+0 -7 =7 )    0.0   -28
 - Zahak 10.0 64-bit 4CPU                  3377   3.0-11.0  (+0 -8 =6 )    0.0   -59
 - Lc0 0.27.0 w703810 64-bit 4CPU          3369   6.0-8.0   (+1 -3 =10)    0.0   +82
 - Wasp 5.20 64-bit 4CPU                   3362   5.0-9.0   (+2 -6 =6 )    0.0   +17
 - Ethereal 11.25 64-bit 4CPU              3353   3.0-11.0  (+0 -8 =6 )    0.0   -83
 - Booot 6.4 64-bit 4CPU                   3352   5.5-8.5   (+2 -5 =7 )    0.0   +38
 - RubiChess 1.8 64-bit 4CPU               3348   4.5-9.5   (+0 -5 =9 )    0.0    -2
 - Stash 33.0 64-bit 4CPU                  3340   6.5-7.5   (+1 -2 =11)    0.0   +80
 - Laser 1.7 64-bit 4CPU                   3339   5.0-9.0   (+0 -4 =10)    0.0   +10
 - rofChade 2.202 64-bit 4CPU              3333   4.5-9.5   (+0 -5 =9 )    0.0   -19
 - Defenchess 2.2 64-bit 4CPU              3332   6.0-8.0   (+2 -4 =8 )    0.0   +46
 - Fritz 17 64-bit 4CPU                    3323   7.0-7.0   (+1 -1 =12)    0.0   +85
 - Fizbo 2 64-bit 4CPU                     3320   5.5-8.5   (+2 -5 =7 )    0.0    +4
 - Xiphos 0.4 64-bit 4CPU                  3299   5.0-9.0   (+1 -5 =8 )    0.0   -41
 - Winter 0.9 64-bit 4CPU                  3282   6.0-8.0   (+2 -4 =8 )    0.1    -5
 - Andscacs 0.91 64-bit 4CPU               3276   9.0-5.0   (+4 -0 =10)    0.5  +124
 - NirvanaChess 2.5 64-bit 4CPU            3268   5.5-8.5   (+1 -4 =9 )    2.1   -40
 - Smallbrain 5.0 64-bit 4CPU              3268   5.5-8.5   (+2 -5 =7 )    2.6   -47
 - Drofa 3.3.0 64-bit 4CPU                 3250   7.5-6.5   (+3 -2 =9 )   24.3   +36
 - Komodo 5.1 64-bit 4CPU                  3245   7.0-7.0   (+1 -1 =12)   35.3    +5
 - Vajolet2 2.7 64-bit 4CPU                3239   6.5-7.5   (+1 -2 =11)   52.0   -20
 - SlowChess Blitz Classic 1.9 64-bit 4CPU 3230   6.5-7.5   (+1 -2 =11)   73.1   -32
 - Stockfish 3 64-bit 4CPU                 3208  10.0-4.0   (+9 -3 =2 )   98.7  +145
 - Senpai 2.0 64-bit 4CPU                  3156   8.0-6.0   (+3 -1 =10)  100.0   -35
 - Amoeba 3.4 64-bit 4CPU                  3156   9.5-4.5   (+5 -0 =9 )  100.0   +26
 - Rybka 3 64-bit 4CPU                     3152   8.5-5.5   (+4 -1 =9 )  100.0   -20
 - Rodent III 0.276 64-bit 4CPU            3109   8.5-5.5   (+4 -1 =9 )  100.0   -62
 - Arasan 19.2 64-bit 4CPU                 3077   9.0-5.0   (+5 -1 =8 )  100.0   -68
 - Naum 4 64-bit 4CPU                      3077  10.0-4.0   (+6 -0 =8 )  100.0   -23
 - Pirarucu 2.7.4 64-bit 4CPU              3064   9.0-5.0   (+4 -0 =10)  100.0   -89


Created in 2005-2013 by CCRL team
Last games added on November 16, 2024