CCRL 40/15
Downloads and Statistics
July 11, 2020
Testing summary:
Total: 1'160'846 games
played by 2'685 programs

White wins: 400'696 (34.5%)
Black wins: 296'236 (25.5%)
Draws: 463'914 (40.0%)
White score: 54.5%

Engine Details

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K2 0.71 in CCRL 40/15, 2020-07-11
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 2418 Elo points (+28 -28),
based on 439 games: 165 wins, 153 losses and 121 draws
Score: 51.4%, Average opponent: −9.1, 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   +27
 - AnMon 5.60                              2515   2.5-7.5   (+1 -6 =3 )    0.0   -74
 - Pepito 1.59.2 64-bit                    2496   4.0-6.0   (+3 -5 =2 )    0.0    +2
 - JikChess 0.01 64-bit                    2489   7.5-2.5   (+7 -2 =1 )    0.0  +280
 - Ghost 2.0.2 64-bit                      2485   4.0-10.0  (+3 -9 =2 )    0.0  -105
 - Zurichess Geneva 64-bit                 2484   3.5-4.5   (+2 -3 =3 )    0.0   +28
 - Delphil 2.9a                            2482   4.5-5.5   (+2 -3 =5 )    0.1   +28
 - Arasan 10.2 32-bit                      2480   4.0-6.0   (+3 -5 =2 )    0.1   -16
 - Pawny 0.3.1 64-bit                      2475   3.5-6.5   (+2 -5 =3 )    0.1   -49
 - 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  -154
 - Carballo 1.2                            2460   5.5-4.5   (+4 -3 =3 )    1.1   +73
 - Bumblebee 1.0.36898e1 64-bit            2447   4.5-5.5   (+4 -5 =1 )    4.5    -7
 - Abrok 5.0                               2445   1.5-8.5   (+1 -8 =1 )    5.8  -283
 - Hussar 0.4                              2445   0.5-0.5   (+0 -0 =1 )    5.7    -3
 - Betsabe II 1.47                         2443   6.0-13.0  (+3 -10=6 )    7.5   -99
 - Snitch 1.6.2 64-bit                     2433   5.0-5.0   (+4 -4 =2 )   20.5   +15
 - Ares 1.005 64-bit                       2418   6.0-9.0   (+2 -5 =8 )   49.8   -58
 - Gaia 3.5 64-bit                         2417   5.5-5.5   (+4 -4 =3 )   54.2    +3
 - Shallow r688 64-bit                     2413  10.5-7.5   (+7 -4 =7 )   62.4   +48
 - Ares 1.005.2 64-bit                     2412   5.0-5.0   (+3 -3 =4 )   66.0   -10
 - Tigran 2.4n 64-bit                      2402  11.5-6.5   (+9 -4 =5 )   84.5   +79
 - Simplex 0.9.8 64-bit                    2400   4.5-5.5   (+4 -5 =1 )   86.1   -54
 - Maverick 0.60 64-bit                    2396   2.5-3.5   (+1 -2 =3 )   84.7   -61
 - Myrddin 0.87 64-bit                     2395   2.5-1.5   (+1 -0 =3 )   93.1   +36
 - Alex 2.14a 64-bit                       2393   7.0-3.0   (+5 -1 =4 )   93.2  +102
 - Waxman 2014                             2390   0.0-4.0   (+0 -4 =0 )   95.0  -INF
 - Sorgenkind 0.4                          2389   6.0-4.0   (+5 -3 =2 )   96.9   +43
 - Rotor 0.3                               2382   5.5-4.5   (+3 -2 =5 )   95.3    -4
 - Carballo 1.1.1                          2375   6.5-3.5   (+5 -2 =3 )   98.0   +66
 - OliThink 5.3.2 64-bit                   2374   7.0-3.0   (+6 -2 =2 )   99.6  +105
 - iCE 0.2                                 2372   6.0-4.0   (+4 -2 =4 )   99.6   +20
 - Tytan 9.32 64-bit                       2369   6.5-3.5   (+5 -2 =3 )   99.7   +60
 - Donna 1.0 64-bit                        2358   6.0-2.0   (+5 -1 =2 )   99.9  +118
 - Typhoon 1.00-358 64-bit                 2353   8.0-2.0   (+7 -1 =2 )   99.8  +163
 - Maverick 0.51 64-bit                    2342   9.0-5.0   (+7 -3 =4 )  100.0   +18
 - Gibbon 2.60a 64-bit                     2338   3.0-1.0   (+3 -1 =0 )  100.0  +146
 - Jazz 840 64-bit                         2338   2.0-2.0   (+2 -2 =0 )  100.0   -80
 - CyberPagno 2.2 64-bit                   2336   9.5-8.5   (+7 -6 =5 )  100.0   -64
 - Nemeton 1.1                             2331   9.0-9.0   (+8 -8 =2 )  100.0   -83
 - Bagatur 1.3a 64-bit                     2326   7.5-2.5   (+5 -0 =5 )  100.0   +59
 - Nemeton 1.2                             2309   3.5-0.5   (+3 -0 =1 )  100.0  +173
 - pikoSzachy Extreme                      2308   3.0-1.0   (+3 -1 =0 )  100.0  +115
 - FireFly 2.7.0 64-bit                    2287   3.5-0.5   (+3 -0 =1 )  100.0  +158
 - Lozza 1.14a 64-bit                      2247   8.0-2.0   (+7 -1 =2 )  100.0   +58


Created in 2005-2013 by CCRL team
Last games added on July 11, 2020