CCRL 40/40
Downloads and Statistics
September 21, 2019
Testing summary:
Total: 1'084'933 games
played by 2'536 programs
148136 CPU days (X2 4600+)

White wins: 376'624 (34.7%)
Black wins: 280'046 (25.8%)
Draws: 428'263 (39.5%)
White score: 54.5%

Engine Details

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Roc 0.8 64-bit in CCRL 40/40, 2019-09-21
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://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Roc 0.8 64-bit has no rank with rating of 3101 Elo points (+21 -21),
based on 649 games: 115 wins, 173 losses and 361 draws
Score: 45.5%, Average opponent: +26.3, Draws: 55.6%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Stockfish 9 64-bit                 3367   0.0-4.0   (+0 -4 =0 )    0.0  -INF
 - Fire 7.1 64-bit                    3257   6.5-17.5  (+0 -11=13)    0.0   +17
 - Komodo 12.3 MCTS 64-bit            3235  14.5-37.5  (+1 -24=27)    0.0    +2
 - Ethereal 11.00 64-bit              3224   9.5-14.5  (+3 -8 =13)    0.0   +61
 - Booot 6.3.1 64-bit                 3203   7.0-17.0  (+1 -11=12)    0.0   -24
 - Shredder 13 64-bit                 3201   7.5-12.5  (+2 -7 =11)    0.0   +29
 - Fizbo 2 64-bit                     3198   7.5-16.5  (+3 -12=9 )    0.0   -28
 - Ethereal 10.55 64-bit              3191   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - Andscacs 0.94 64-bit               3171  10.0-18.0  (+1 -9 =18)    0.0    -8
 - Xiphos 0.4 64-bit                  3150  10.0-14.0  (+3 -7 =14)    0.0     0
 - Laser 1.6 64-bit                   3129  11.0-19.0  (+3 -11=16)    0.8   -47
 - Gull 3 64-bit                      3120  10.5-9.5   (+2 -1 =17)    4.0   +30
 - Chiron 4 64-bit                    3114   9.5-14.5  (+4 -9 =11)   11.7   -49
 - Schooner 2.0.34 64-bit             3110  14.0-14.0  (+5 -5 =18)   21.7   +12
 - NirvanaChess 2.4 64-bit            3102  22.5-21.5  (+10-9 =25)   46.7    +8
 - Fritz 16 64-bit                    3101  12.0-12.0  (+4 -4 =16)   48.9    -1
 - Houdini 1.5a 32-bit                3092   8.5-11.5  (+2 -5 =13)   75.4   -51
 - Nemorino 5.00 64-bit               3087  12.0-12.0  (+3 -3 =18)   85.1   -12
 - Arasan 21.1 64-bit                 3082  22.0-18.0  (+10-6 =24)   90.5    +8
 - Texel 1.07 64-bit                  3076  24.5-15.5  (+15-6 =19)   98.0   +45
 - ChessBrainVB 3.72                  3062   1.0-3.0   (+1 -3 =0 )   99.8  -266
 - Pedone 1.8 64-bit                  3060  12.5-11.5  (+5 -4 =15)   99.9   -28
 - Vajolet2 2.6 64-bit                3060  14.0-10.0  (+7 -3 =14)   99.9    +8
 - Critter 1.2 32-bit                 3059  11.5-8.5   (+6 -3 =11)   99.9    +3
 - chess22k 1.12 64-bit               3050   3.5-0.5   (+3 -0 =1 )  100.0  +232
 - ChessBrainVB 3.70                  3044   1.5-0.5   (+1 -0 =1 )  100.0   +99
 - Senpai 2.0 64-bit                  3036  11.0-9.0   (+6 -4 =10)  100.0   -33
 - Stockfish 1.8 64-bit               3028  14.0-6.0   (+10-2 =8 )  100.0   +55
 - SmarThink 1.98 64-bit              3026   2.5-1.5   (+1 -0 =3 )  100.0    -7
 - Hakkapeliitta TCEC v2 64-bit       2999   3.0-1.0   (+2 -0 =2 )  100.0   +40
 - Rodent III 0.275 64-bit            2986   2.0-2.0   (+1 -1 =2 )  100.0  -104


Created in 2005-2013 by CCRL team
Last games added on September 21, 2019