CCRL 40/40
Downloads and Statistics
October 12, 2019
Testing summary:
Total: 1'090'583 games
played by 2'551 programs
149018 CPU days (X2 4600+)

White wins: 378'348 (34.7%)
Black wins: 281'291 (25.8%)
Draws: 430'944 (39.5%)
White score: 54.4%

Engine Details

Options
Show each game results
Stockfish 1.8 64-bit in CCRL 40/40, 2019-10-12
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, 2005-2019, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/40 main list:
Stockfish 1.8 64-bit has no rank with rating of 3028 Elo points (+21 -21),
based on 749 games: 295 wins, 123 losses and 331 draws
Score: 61.5%, Average opponent: −79.3, Draws: 44.2%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Arasan 21.3 64-bit                 3124   5.0-9.0   (+2 -6 =6 )    0.0    +4
 - Schooner 2.0.34 64-bit             3110   7.5-12.5  (+0 -5 =15)    0.0   +17
 - Roc 0.8 64-bit                     3101   6.0-14.0  (+2 -10=8 )    0.0   -55
 - Ethereal 10.00 64-bit              3092   7.0-7.0   (+4 -4 =6 )    0.0   +73
 - Arasan 21.1 64-bit                 3082   8.5-11.5  (+5 -8 =7 )    0.0    +4
 - Rybka 4 64-bit                     3077   9.5-14.5  (+4 -9 =11)    0.0   -15
 - Texel 1.07 64-bit                  3076   7.0-5.0   (+5 -3 =4 )    0.0  +102
 - Laser 1.5 64-bit                   3072   8.0-12.0  (+3 -7 =10)    0.0   -15
 - Pedone 1.8 64-bit                  3060  11.0-9.0   (+6 -4 =10)    0.8   +59
 - Protector 1.9.0 64-bit             3059   2.5-7.5   (+0 -5 =5 )    0.4  -120
 - Rybka 3 64-bit                     3048  10.5-13.5  (+5 -8 =11)    5.0   -17
 - Sting SF 8.5 64-bit                3041   5.0-5.0   (+0 -0 =10)   24.2   +13
 - Wasp 3.60 64-bit                   3040   5.5-10.5  (+1 -6 =9 )   19.8   -77
 - RubiChess 1.4 64-bit               3038   9.5-6.5   (+5 -2 =9 )   24.0   +63
 - Sting SF 9.99 64-bit               3038   5.5-4.5   (+2 -1 =7 )   29.0   +37
 - Andscacs 0.83 64-bit               3016   5.0-5.0   (+2 -2 =6 )   74.1   -12
 - Sting SF 10.1 64-bit               3013   9.0-7.0   (+4 -2 =10)   80.4   +18
 - SmarThink 1.97 64-bit              2996   6.0-4.0   (+4 -2 =4 )   99.3   +34
 - Naum 4.2 64-bit                    2977  20.5-11.5  (+12-3 =17)  100.0   +30
 - Critter 0.80 64-bit                2968  30.5-25.5  (+16-11=29)  100.0   -33
 - Komodo 1.2 64-bit                  2947  21.5-9.5   (+14-2 =15)  100.0   +38
 - Deep Shredder 12 64-bit            2940  20.0-12.0  (+13-5 =14)  100.0   -11
 - Gull 0.12a 64-bit                  2909  15.5-8.5   (+10-3 =11)  100.0   -30
 - Hiarcs 13.1                        2875  18.0-6.0   (+12-0 =12)  100.0    -2
 - Thinker 5.4c Inert 64-bit          2861  24.5-7.5   (+20-3 =9 )  100.0   +23
 - Zappa Mexico II 64-bit             2855  21.0-11.0  (+15-5 =12)  100.0   -72
 - Protector 1.3.6 64-bit             2854  20.5-3.5   (+17-0 =7 )  100.0   +84
 - Deep Sjeng WC2008 64-bit           2836  26.0-6.0   (+21-1 =10)  100.0   +27
 - Onno 1.2.70 64-bit                 2834  18.5-5.5   (+14-1 =9 )  100.0   -12
 - Deep Junior 11.2 64-bit            2828  19.0-5.0   (+16-2 =6 )  100.0   +16
 - Protector 1.3.4 32-bit             2825  21.5-10.5  (+13-2 =17)  100.0  -101
 - Hiarcs 12.1                        2818  28.0-4.0   (+24-0 =8 )  100.0   +77
 - Spike 1.2 Turin                    2746  27.5-4.5   (+24-1 =7 )  100.0    +1


Created in 2005-2013 by CCRL team
Last games added on October 12, 2019