CCRL 40/15
Downloads and Statistics
September 19, 2020
Testing summary:
Total: 1'178'235 games
played by 2'711 programs

White wins: 406'134 (34.5%)
Black wins: 300'016 (25.5%)
Draws: 472'085 (40.1%)
White score: 54.5%

Engine Details

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K2 0.71 in CCRL 40/15, 2020-09-19
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 15 minutes on an Intel i7-4770k.
Tested by CCRL team, 2005-2020, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
K2 0.71 has no rank with rating of 2419 Elo points (+28 -28),
based on 439 games: 165 wins, 153 losses and 121 draws
Score: 51.4%, Average opponent: −9.9, Draws: 27.6%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - RubiChess 0.9 64-bit                    2554   0.0-6.0   (+0 -6 =0 )    0.0  -INF
 - Carballo 1.4 64-bit                     2534   3.0-5.0   (+2 -4 =2 )    0.0   +26
 - AnMon 5.60                              2515   2.5-7.5   (+1 -6 =3 )    0.0   -75
 - Pepito 1.59.2 64-bit                    2495   4.0-6.0   (+3 -5 =2 )    0.0     0
 - JikChess 0.01 64-bit                    2489   7.5-2.5   (+7 -2 =1 )    0.0  +279
 - Ghost 2.0.2 64-bit                      2485   4.0-10.0  (+3 -9 =2 )    0.0  -106
 - Zurichess Geneva 64-bit                 2484   3.5-4.5   (+2 -3 =3 )    0.0   +27
 - Delphil 2.9a                            2482   4.5-5.5   (+2 -3 =5 )    0.1   +27
 - Arasan 10.2 32-bit                      2480   4.0-6.0   (+3 -5 =2 )    0.1   -17
 - Pawny 0.3.1 64-bit                      2475   3.5-6.5   (+2 -5 =3 )    0.1   -50
 - Trace 1.37a                             2472   0.0-1.0   (+0 -1 =0 )    0.1  -INF
 - Jumbo 0.6.31 64-bit                     2470   1.5-6.5   (+0 -5 =3 )    0.3  -155
 - Carballo 1.2                            2464   5.5-4.5   (+4 -3 =3 )    0.6   +76
 - Bumblebee 1.0.36898e1 64-bit            2448   4.5-5.5   (+4 -5 =1 )    4.6    -7
 - Abrok 5.0                               2446   1.5-8.5   (+1 -8 =1 )    5.0  -283
 - Hussar 0.4                              2444   0.5-0.5   (+0 -0 =1 )    6.1    -5
 - Betsabe II 1.47                         2443   6.0-13.0  (+3 -10=6 )    7.5  -100
 - Snitch 1.6.2 64-bit                     2433   5.0-5.0   (+4 -4 =2 )   20.3   +14
 - Ares 1.005 64-bit                       2419   6.0-9.0   (+2 -5 =8 )   49.9   -58
 - Gaia 3.5 64-bit                         2417   5.5-5.5   (+4 -4 =3 )   54.3    +2
 - Shallow r688 64-bit                     2413  10.5-7.5   (+7 -4 =7 )   62.5   +47
 - Ares 1.005.2 64-bit                     2412   5.0-5.0   (+3 -3 =4 )   66.1   -11
 - Tigran 2.4n 64-bit                      2401  11.5-6.5   (+9 -4 =5 )   85.2   +77
 - Simplex 0.9.8 64-bit                    2400   4.5-5.5   (+4 -5 =1 )   87.4   -55
 - Maverick 0.60 64-bit                    2396   2.5-3.5   (+1 -2 =3 )   84.6   -62
 - Myrddin 0.87 64-bit                     2396   2.5-1.5   (+1 -0 =3 )   92.2   +36
 - Alex 2.14a 64-bit                       2394   7.0-3.0   (+5 -1 =4 )   93.1  +102
 - Waxman 2014                             2390   0.0-4.0   (+0 -4 =0 )   94.8  -INF
 - Sorgenkind 0.4                          2389   6.0-4.0   (+5 -3 =2 )   96.9   +42
 - Rotor 0.3                               2382   5.5-4.5   (+3 -2 =5 )   95.4    -5
 - Carballo 1.1.1                          2375   6.5-3.5   (+5 -2 =3 )   98.0   +65
 - OliThink 5.3.2 64-bit                   2374   7.0-3.0   (+6 -2 =2 )   99.6  +104
 - iCE 0.2                                 2372   6.0-4.0   (+4 -2 =4 )   99.7   +19
 - Tytan 9.32 64-bit                       2369   6.5-3.5   (+5 -2 =3 )   99.6   +59
 - Donna 1.0 64-bit                        2358   6.0-2.0   (+5 -1 =2 )   99.9  +117
 - Typhoon 1.00-358 64-bit                 2353   8.0-2.0   (+7 -1 =2 )   99.8  +162
 - Maverick 0.51 64-bit                    2342   9.0-5.0   (+7 -3 =4 )  100.0   +17
 - Jazz 840 64-bit                         2339   2.0-2.0   (+2 -2 =0 )  100.0   -80
 - Gibbon 2.60a 64-bit                     2337   3.0-1.0   (+3 -1 =0 )  100.0  +144
 - CyberPagno 2.2 64-bit                   2337   9.5-8.5   (+7 -6 =5 )  100.0   -64
 - Nemeton 1.1                             2331   9.0-9.0   (+8 -8 =2 )  100.0   -84
 - Bagatur 1.3a 64-bit                     2326   7.5-2.5   (+5 -0 =5 )  100.0   +58
 - Nemeton 1.2                             2310   3.5-0.5   (+3 -0 =1 )  100.0  +173
 - pikoSzachy Extreme                      2308   3.0-1.0   (+3 -1 =0 )  100.0  +114
 - FireFly 2.7.0 64-bit                    2287   3.5-0.5   (+3 -0 =1 )  100.0  +157
 - Lozza 1.14a 64-bit                      2247   8.0-2.0   (+7 -1 =2 )  100.0   +57


Created in 2005-2013 by CCRL team
Last games added on September 19, 2020