CCRL 40/40
Downloads and Statistics
July 11, 2019
Testing summary:
Total: 1'066'603 games
played by 2'494 programs
145750 CPU days (X2 4600+)

White wins: 370'641 (34.7%)
Black wins: 275'905 (25.9%)
Draws: 420'057 (39.4%)
White score: 54.4%

Engine Details

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Pirarucu 2.1.1 64-bit in CCRL 40/40, 2019-07-11
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:
Pirarucu 2.1.1 64-bit has no rank with rating of 2549 Elo points (+27 -27),
based on 462 games: 169 wins, 157 losses and 136 draws
Score: 51.3%, Average opponent: −12.2, Draws: 29.4%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - GreKo 2018.07 64-bit               2707   4.0-4.0   (+2 -2 =4 )    0.0  +152
 - CM10th Xperience                   2661   3.5-4.5   (+3 -4 =1 )    0.0   +67
 - tomitankChess 2.0 64-bit           2656   9.0-21.0  (+4 -16=10)    0.0   -27
 - Orion 0.6 64-bit                   2644   3.5-8.5   (+2 -7 =3 )    0.0   -54
 - CM10th Magic II                    2644   2.0-6.0   (+1 -5 =2 )    0.0   -87
 - ECE X3 64-bit                      2644   2.5-5.5   (+1 -4 =3 )    0.0   -25
 - Gandalf 7 64-bit                   2641   5.0-3.0   (+3 -1 =4 )    0.0  +166
 - DanaSah 7.3                        2639   3.5-4.5   (+1 -2 =5 )    0.0   +57
 - Cheng3 1.07 32-bit                 2629   1.5-6.5   (+0 -5 =3 )    0.0  -126
 - Pedone 0.5 64-bit                  2626   0.5-7.5   (+0 -7 =1 )    0.0  -331
 - Igel 1.1 64-bit                    2626   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - WildCat 7                          2625   3.0-5.0   (+1 -3 =4 )    0.0    +6
 - Hamsters 0.7.1                     2618   3.5-4.5   (+2 -3 =3 )    0.0   +26
 - Naum 1.91 64-bit                   2609   0.5-7.5   (+0 -7 =1 )    0.0  -350
 - Monolith 0.4 64-bit                2607   3.5-4.5   (+1 -2 =5 )    0.0   +25
 - Petir 4.39                         2592   2.0-6.0   (+0 -4 =4 )    0.6  -110
 - CuckooChess 1.12 32-bit            2590   3.0-5.0   (+2 -4 =2 )    1.6   -54
 - Brutus 8.05 64-bit                 2589   3.5-8.5   (+3 -8 =1 )    1.2  -138
 - Marvin 2.1.0 64-bit                2580   4.0-4.0   (+2 -2 =4 )    5.2   +31
 - GreKo 12.9 64-bit                  2577   4.0-4.0   (+3 -3 =2 )    7.7   +28
 - Delocto 0.6 64-bit                 2575   3.5-4.5   (+2 -3 =3 )    5.1   -11
 - Arasan 12.0 64-bit                 2555   5.0-3.0   (+3 -1 =4 )   37.3   +80
 - RubiChess 0.9 64-bit               2552   2.5-5.5   (+1 -4 =3 )   42.9  -115
 - Ghost 3 64-bit                     2548   5.0-3.0   (+5 -3 =0 )   51.4  +106
 - Betsabe II 1.84                    2542  14.0-16.0  (+9 -11=10)   65.8   -27
 - AnMon 5.66                         2531   7.0-1.0   (+6 -0 =2 )   85.1  +267
 - Bagatur 1.5e 64-bit                2515   4.5-3.5   (+3 -2 =3 )   97.1   +13
 - MadChess 2.2 64-bit                2496   4.0-4.0   (+4 -4 =0 )  100.0   -53
 - Winter 0.1.1 64-bit                2494   5.5-2.5   (+4 -1 =3 )   99.9   +59
 - Pepito 1.59 64-bit                 2491   4.5-3.5   (+2 -1 =5 )  100.0   -21
 - K2 0.75                            2491   4.5-3.5   (+4 -3 =1 )   99.9   -13
 - Jumbo 0.6.10 64-bit                2482   5.5-2.5   (+3 -0 =5 )  100.0   +37
 - Matacz 1.4                         2478   6.0-2.0   (+5 -1 =2 )  100.0  +111
 - Giraffe 20150908 64-bit            2462   4.0-4.0   (+3 -3 =2 )  100.0   -80
 - RubiChess 0.8 64-bit               2458   5.5-2.5   (+5 -2 =1 )  100.0   +57
 - Topple 0.2.1 64-bit                2457  22.0-10.0  (+21-9 =2 )  100.0   +64
 - Nemeton 1.51                       2452   4.5-3.5   (+2 -1 =5 )  100.0   -61
 - Orion 0.4 64-bit                   2451   5.5-2.5   (+4 -1 =3 )  100.0   +22
 - Shallow r694 64-bit                2443   6.0-2.0   (+5 -1 =2 )  100.0   +69
 - Abrok 5.0                          2441   5.0-3.0   (+4 -2 =2 )  100.0   -14
 - Teki 2 64-bit                      2440   4.5-3.5   (+3 -2 =3 )  100.0   -61
 - Taltos rev118 64-bit               2434   7.0-1.0   (+7 -1 =0 )  100.0  +268
 - GreKo 7.2 32-bit                   2428   5.0-3.0   (+3 -1 =4 )  100.0   -47
 - Nemeton 1.7                        2418  23.0-9.0   (+21-7 =4 )  100.0   +45
 - Patzer 3.80                        2402   6.5-1.5   (+6 -1 =1 )  100.0  +113
 - Popochin 4.1 64-bit                2391   5.0-3.0   (+3 -1 =4 )  100.0   -79


Created in 2005-2013 by CCRL team
Last games added on July 11, 2019