CCRL 40/40
Downloads and Statistics
June 15, 2019
Testing summary:
Total: 1'059'406 games
played by 2'473 programs
144801 CPU days (X2 4600+)

White wins: 368'317 (34.8%)
Black wins: 274'199 (25.9%)
Draws: 416'890 (39.4%)
White score: 54.4%

Engine Details

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Pirarucu 2.1.1 64-bit in CCRL 40/40, 2019-06-15
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 2551 Elo points (+28 -28),
based on 454 games: 168 wins, 152 losses and 134 draws
Score: 51.8%, Average opponent: −15.6, Draws: 29.5%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - GreKo 2018.07 64-bit               2707   4.0-4.0   (+2 -2 =4 )    0.0  +150
 - CM10th Xperience                   2661   3.5-4.5   (+3 -4 =1 )    0.0   +65
 - tomitankChess 2.0 64-bit           2657   9.0-21.0  (+4 -16=10)    0.0   -28
 - ECE X3 64-bit                      2645   2.5-5.5   (+1 -4 =3 )    0.0   -26
 - CM10th Magic II                    2644   2.0-6.0   (+1 -5 =2 )    0.0   -89
 - Orion 0.6 64-bit                   2642   1.5-2.5   (+1 -2 =1 )    0.0     0
 - Gandalf 7 64-bit                   2642   5.0-3.0   (+3 -1 =4 )    0.0  +165
 - DanaSah 7.3                        2640   3.5-4.5   (+1 -2 =5 )    0.0   +56
 - Cheng3 1.07 32-bit                 2628   1.5-6.5   (+0 -5 =3 )    0.0  -129
 - Igel 1.1 64-bit                    2627   0.0-2.0   (+0 -2 =0 )    0.0  -INF
 - Pedone 0.5 64-bit                  2627   0.5-7.5   (+0 -7 =1 )    0.0  -332
 - WildCat 7                          2625   3.0-5.0   (+1 -3 =4 )    0.0    +4
 - Hamsters 0.7.1                     2619   3.5-4.5   (+2 -3 =3 )    0.0   +25
 - Naum 1.91 64-bit                   2609   0.5-7.5   (+0 -7 =1 )    0.0  -352
 - Monolith 0.4 64-bit                2607   3.5-4.5   (+1 -2 =5 )    0.0   +23
 - Petir 4.39                         2593   2.0-6.0   (+0 -4 =4 )    0.8  -111
 - CuckooChess 1.12 32-bit            2591   3.0-5.0   (+2 -4 =2 )    1.9   -55
 - Brutus 8.05 64-bit                 2585   3.5-8.5   (+3 -8 =1 )    2.6  -144
 - Marvin 2.1.0 64-bit                2581   4.0-4.0   (+2 -2 =4 )    6.1   +30
 - GreKo 12.9 64-bit                  2577   4.0-4.0   (+3 -3 =2 )    9.5   +26
 - Delocto 0.6 64-bit                 2576   3.5-4.5   (+2 -3 =3 )    5.9   -12
 - Arasan 12.0 64-bit                 2555   5.0-3.0   (+3 -1 =4 )   40.0   +78
 - RubiChess 0.9 64-bit               2552   2.5-5.5   (+1 -4 =3 )   46.3  -117
 - Ghost 3 64-bit                     2549   5.0-3.0   (+5 -3 =0 )   54.3  +105
 - Betsabe II 1.84                    2545  14.0-16.0  (+9 -11=10)   65.1   -26
 - AnMon 5.66                         2531   7.0-1.0   (+6 -0 =2 )   86.6  +265
 - Bagatur 1.5e 64-bit                2516   4.5-3.5   (+3 -2 =3 )   97.5   +12
 - MadChess 2.2 64-bit                2496   4.0-4.0   (+4 -4 =0 )  100.0   -55
 - Winter 0.1.1 64-bit                2495   5.5-2.5   (+4 -1 =3 )   99.9   +58
 - Pepito 1.59 64-bit                 2491   4.5-3.5   (+2 -1 =5 )  100.0   -23
 - K2 0.75                            2491   4.5-3.5   (+4 -3 =1 )   99.9   -15
 - Jumbo 0.6.10 64-bit                2482   5.5-2.5   (+3 -0 =5 )  100.0   +35
 - Matacz 1.4                         2479   6.0-2.0   (+5 -1 =2 )  100.0  +110
 - Giraffe 20150908 64-bit            2463   4.0-4.0   (+3 -3 =2 )  100.0   -81
 - RubiChess 0.8 64-bit               2459   5.5-2.5   (+5 -2 =1 )  100.0   +56
 - Topple 0.2.1 64-bit                2457  22.0-10.0  (+21-9 =2 )  100.0   +62
 - Nemeton 1.51                       2452   4.5-3.5   (+2 -1 =5 )  100.0   -63
 - Orion 0.4 64-bit                   2451   5.5-2.5   (+4 -1 =3 )  100.0   +20
 - Shallow r694 64-bit                2444   6.0-2.0   (+5 -1 =2 )  100.0   +68
 - Abrok 5.0                          2442   5.0-3.0   (+4 -2 =2 )  100.0   -15
 - Teki 2 64-bit                      2441   4.5-3.5   (+3 -2 =3 )  100.0   -62
 - Taltos rev118 64-bit               2435   7.0-1.0   (+7 -1 =0 )  100.0  +267
 - GreKo 7.2 32-bit                   2428   5.0-3.0   (+3 -1 =4 )  100.0   -49
 - Nemeton 1.7                        2419  23.0-9.0   (+21-7 =4 )  100.0   +44
 - Patzer 3.80                        2402   6.5-1.5   (+6 -1 =1 )  100.0  +111
 - Popochin 4.1 64-bit                2391   5.0-3.0   (+3 -1 =4 )  100.0   -81


Created in 2005-2013 by CCRL team
Last games added on June 15, 2019