CCRL 40/40
Downloads and Statistics
January 13, 2018
Testing summary:
Total: 780'914 games
played by 2'018 programs
107860 CPU days (X2 4600+)

White wins: 267'852 (34.3%)
Black wins: 198'301 (25.4%)
Draws: 314'761 (40.3%)
White score: 54.5%

Engine Details

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Rodent 1.2 64-bit in CCRL 40/40, 2018-01-13
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, 2005-2018, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Rodent 1.2 64-bit has no rank with rating of 2690 Elo points (+32 -32),
based on 320 games: 101 wins, 120 losses and 99 draws
Score: 47.0%, Average opponent: +16.7, Draws: 30.9%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Crafty 23.8 64-bit                 2811   2.0-18.0  (+0 -16=4 )    0.0  -204
 - DiscoCheck 5.0.1 64-bit            2805   6.0-14.0  (+1 -9 =10)    0.0    -4
 - Arasan 16.3 64-bit                 2783   0.5-3.5   (+0 -3 =1 )    0.0  -194
 - Gaviota 0.86 64-bit                2781   1.0-3.0   (+0 -2 =2 )    0.0   -58
 - Bright 0.4a                        2777   4.5-5.5   (+2 -3 =5 )    0.0   +55
 - EXchess 7.18b 64-bit               2775   1.5-2.5   (+1 -2 =1 )    0.0    +3
 - Octochess r5190 64-bit             2772   1.5-2.5   (+0 -1 =3 )    0.0   +22
 - Glaurung 2.1 64-bit                2769   2.5-7.5   (+1 -6 =3 )    0.0   -95
 - Thinker 5.3b Passive 64-bit        2766   3.0-7.0   (+1 -5 =4 )    0.0   -49
 - GNU Chess 5.50 64-bit              2757   1.0-3.0   (+0 -2 =2 )    0.0   -89
 - NirvanaChess 1.3 64-bit            2748   4.5-9.5   (+2 -7 =5 )    0.4   -57
 - Cheng4 0.36a 64-bit                2747   4.5-9.5   (+3 -8 =3 )    0.4   -74
 - Spike 1.2 Turin                    2746   4.0-6.0   (+2 -4 =4 )    0.0    -7
 - Arasan 16.2 64-bit                 2741   7.5-14.5  (+5 -12=5 )    1.3   -63
 - Bobcat 3.25 64-bit                 2724   2.0-2.0   (+2 -2 =0 )    3.1   +34
 - Cheng4 0.35a 64-bit                2717   1.5-0.5   (+1 -0 =1 )   11.2  +183
 - iCE 1.0 64-bit                     2705   2.5-3.5   (+1 -2 =3 )   20.0   -24
 - Chess Tiger 2007.1                 2704   0.5-1.5   (+0 -1 =1 )   20.9  -128
 - NirvanaChess 1.2 64-bit            2701   1.5-0.5   (+1 -0 =1 )   31.5  +167
 - ProDeo 1.86                        2701   5.0-9.0   (+3 -7 =4 )   30.5   -85
 - Vajolet 2.48                       2691   4.5-5.5   (+3 -4 =3 )   47.8   -34
 - Atlas 3.60 64-bit                  2687   6.5-3.5   (+6 -3 =1 )   55.7  +117
 - Delfi 5.4                          2687   0.5-1.5   (+0 -1 =1 )   55.1  -145
 - Chess Tiger 2007                   2681   5.0-5.0   (+4 -4 =2 )   68.2    -9
 - ProDeo 1.85                        2673   0.5-1.5   (+0 -1 =1 )   77.3  -159
 - LoopList 6.00                      2664   6.5-3.5   (+5 -2 =3 )   89.5   +78
 - Vajolet 2.03                       2659   6.0-6.0   (+4 -4 =4 )   93.1   -34
 - Pawny 1.0 64-bit                   2659   1.5-0.5   (+1 -0 =1 )   95.1  +111
 - Atlas 3.50 64-bit                  2658   1.5-0.5   (+1 -0 =1 )   91.6  +124
 - Dirty 24Apr2011 64-bit             2653   6.5-3.5   (+5 -2 =3 )   96.6   +65
 - RedQueen 1.1.4 64-bit              2652   8.5-3.5   (+6 -1 =5 )   96.0   +93
 - CM10th Lazarus                     2650   2.0-0.0   (+2 -0 =0 )   97.3  +INF
 - Alfil 13.1 64-bit                  2625   1.5-0.5   (+1 -0 =1 )  100.0   +77
 - Tucano 3.00 64-bit                 2619   7.5-4.5   (+5 -2 =5 )  100.0    +9
 - Bison 9.6                          2618   7.0-3.0   (+6 -2 =2 )  100.0   +77
 - Djinn 0.992 64-bit                 2588   1.0-1.0   (+1 -1 =0 )  100.0  -102
 - Quazar 0.3b 32-bit                 2582   8.5-1.5   (+8 -1 =1 )  100.0  +199
 - GNU Chess 5.07.153b 64-bit         2568   9.5-0.5   (+9 -0 =1 )  100.0  +321
 - DanaSah 5.07                       2567   9.0-1.0   (+8 -0 =2 )  100.0  +205


Created in 2005-2013 by CCRL team
Last games added on January 13, 2018