CCRL 40/40
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 1'083'337 games
played by 2'531 programs
147896 CPU days (X2 4600+)

White wins: 376'125 (34.7%)
Black wins: 279'699 (25.8%)
Draws: 427'513 (39.5%)
White score: 54.5%

Engine Details

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Roc 1.1 64-bit in CCRL 40/40, 2019-09-14
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 1.1 64-bit has no rank with rating of 3124 Elo points (+33 -34),
based on 254 games: 39 wins, 68 losses and 147 draws
Score: 44.3%, Average opponent: +37.9, Draws: 57.9%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - SugaR NN 1.1 64-bit               3387   4.5-15.5  (+0 -11=9 )    0.0   +91
 - Ethereal 11.53 64-bit             3248  13.0-39.0  (+2 -28=22)    0.0   -34
 - Defenchess 2.2 64-bit             3210   5.5-10.5  (+0 -5 =11)    0.0    +3
 - RofChade 2.2 64-bit               3188   1.0-1.0   (+0 -0 =2 )   14.2   +64
 - Andscacs 0.95 64-bit              3183   0.5-1.5   (+0 -1 =1 )    0.1   -83
 - Defenchess 2.1 64-bit             3149   9.5-10.5  (+3 -4 =13)   10.9    +7
 - Arasan 21.4 64-bit                3125  19.5-18.5  (+5 -4 =29)   47.4    +7
 - Schooner 2.1 64-bit               3125  17.0-19.0  (+7 -9 =20)   47.6   -15
 - RubiChess 1.5 64-bit              3112   3.5-1.5   (+2 -0 =3 )   73.6   +98
 - NirvanaChess 2.4 64-bit           3102   3.0-1.0   (+2 -0 =2 )   89.3  +134
 - Vajolet2 2.7 64-bit               3095   4.0-2.0   (+2 -0 =4 )   93.5   +64
 - Nemorino 5.00 64-bit              3088   4.0-1.0   (+3 -0 =2 )   97.2  +159
 - ChessBrainVB 3.74                 3085   1.5-0.5   (+1 -0 =1 )   75.6   +95
 - Pedone 1.9 64-bit                 3084   3.5-2.5   (+1 -0 =5 )   98.2    -2
 - Texel 1.07 64-bit                 3076   2.5-3.5   (+1 -2 =3 )   99.6  -100
 - ChessBrainVB 3.72                 3062   3.0-1.0   (+2 -0 =2 )   99.9   +87
 - chess22k 1.13 64-bit              3058   1.5-0.5   (+1 -0 =1 )   98.4   +74
 - chess22k 1.12 64-bit              3050   2.0-2.0   (+1 -1 =2 )  100.0   -74
 - Wasp 3.60 64-bit                  3039   3.0-1.0   (+2 -0 =2 )  100.0   +64
 - Demolito 2019-07-15 64-bit        3028   2.5-1.5   (+1 -0 =3 )  100.0   -29
 - Pirarucu 3.0.7 64-bit             3013   8.0-8.0   (+3 -3 =10)  100.0  -108


Created in 2005-2013 by CCRL team
Last games added on September 14, 2019