CCRL 40/15
Downloads and Statistics
November 16, 2024
Testing summary:
Total: 1'967'497 games
played by 3'973 programs

White wins: 610'660 (31.0%)
Black wins: 425'811 (21.6%)
Draws: 931'026 (47.3%)
White score: 54.7%

Engine Details

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K2 0.71 in CCRL 40/15, 2024-11-16
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, 2005-2024, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
K2 0.71 has no rank with rating of 2390 Elo points (+24 -24),
based on 439 games: 165 wins, 153 losses and 121 draws
Score: 51.4%, Average opponent: −10.4, Draws: 27.6%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - RubiChess 0.9 64-bit                    2539   0.0-6.0   (+0 -6 =0 )    0.0  -INF
 - Carballo 1.4 64-bit                     2519   3.0-5.0   (+2 -4 =2 )    0.0   +26
 - AnMon 5.60                              2495   2.5-7.5   (+1 -6 =3 )    0.0   -81
 - Pepito 1.59.2 64-bit                    2472   4.0-6.0   (+3 -5 =2 )    0.0   -10
 - JikChess 0.01 64-bit                    2467   7.5-2.5   (+7 -2 =1 )    0.0  +299
 - Zurichess Geneva 64-bit                 2464   3.5-4.5   (+2 -3 =3 )    0.0   +28
 - Ghost 2.0.2 64-bit                      2463   4.0-10.0  (+3 -9 =2 )    0.0  -115
 - Delphil 2.9a                            2462   4.5-5.5   (+2 -3 =5 )    0.0   +29
 - Arasan 10.2 32-bit                      2455   4.0-6.0   (+3 -5 =2 )    0.0   -26
 - Pawny 0.3.1 64-bit                      2451   3.5-6.5   (+2 -5 =3 )    0.0   -62
 - Trace 1.37a                             2451   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - Jumbo 0.6.31 64-bit                     2446   1.5-6.5   (+0 -5 =3 )    0.0  -164
 - Carballo 1.2                            2444   5.5-4.5   (+4 -3 =3 )    0.0   +91
 - Bumblebee 1.0.36898e1 64-bit            2420   4.5-5.5   (+4 -5 =1 )    2.1   -12
 - Hussar 0.4                              2419   0.5-0.5   (+0 -0 =1 )    2.2    -5
 - Betsabe II 1.47                         2418   6.0-13.0  (+3 -10=6 )    3.0  -112
 - Abrok 5.0                               2416   1.5-8.5   (+1 -8 =1 )    3.8  -286
 - Snitch 1.6.2 64-bit                     2408   5.0-5.0   (+4 -4 =2 )   12.4   +18
 - Gaia 3.5 64-bit                         2400   5.5-5.5   (+4 -4 =3 )   24.6   +14
 - Ares 1.005 64-bit                       2393   6.0-9.0   (+2 -5 =8 )   42.1   -65
 - Shallow r688 64-bit                     2384  10.5-7.5   (+7 -4 =7 )   66.9   +56
 - Ares 1.005.2 64-bit                     2381   5.0-5.0   (+3 -3 =4 )   73.4   -13
 - Simplex 0.9.8 64-bit                    2373   4.5-5.5   (+4 -5 =1 )   88.3   -57
 - Maverick 0.60 64-bit                    2370   2.5-3.5   (+1 -2 =3 )   87.1   -67
 - Tigran 2.4n 64-bit                      2366  11.5-6.5   (+9 -4 =5 )   96.3   +86
 - Myrddin 0.87 64-bit                     2365   2.5-1.5   (+1 -0 =3 )   97.0   +46
 - Waxman 2014                             2359   0.0-4.0   (+0 -4 =0 )   98.1  -INF
 - Alex 2.14a 64-bit                       2359   7.0-3.0   (+5 -1 =4 )   98.4  +110
 - Sorgenkind 0.4                          2358   6.0-4.0   (+5 -3 =2 )   99.1   +49
 - Carballo 1.1.1                          2342   6.5-3.5   (+5 -2 =3 )   99.6   +77
 - OliThink 5.3.2 64-bit                   2341   7.0-3.0   (+6 -2 =2 )  100.0  +117
 - iCE 0.2                                 2336   6.0-4.0   (+4 -2 =4 )  100.0   +20
 - Rotor 0.3                               2336   5.5-4.5   (+3 -2 =5 )   99.9   -15
 - Tytan 9.32 64-bit                       2332   6.5-3.5   (+5 -2 =3 )  100.0   +68
 - Donna 1.0 64-bit                        2326   6.0-2.0   (+5 -1 =2 )  100.0  +133
 - Typhoon 1.00-358 64-bit                 2325   8.0-2.0   (+7 -1 =2 )  100.0  +173
 - Gibbon 2.60a 64-bit                     2309   3.0-1.0   (+3 -1 =0 )  100.0  +152
 - Maverick 0.51 64-bit                    2303   9.0-5.0   (+7 -3 =4 )  100.0   +20
 - Jazz 840 64-bit                         2303   2.0-2.0   (+2 -2 =0 )  100.0   -86
 - CyberPagno 2.2 64-bit                   2299   9.5-8.5   (+7 -6 =5 )  100.0   -70
 - Nemeton 1.1                             2294   9.0-9.0   (+8 -8 =2 )  100.0   -92
 - Bagatur 1.3a 64-bit                     2288   7.5-2.5   (+5 -0 =5 )  100.0   +65
 - Nemeton 1.2                             2274   3.5-0.5   (+3 -0 =1 )  100.0  +172
 - pikoSzachy Extreme                      2268   3.0-1.0   (+3 -1 =0 )  100.0  +110
 - FireFly 2.7.0 64-bit                    2245   3.5-0.5   (+3 -0 =1 )  100.0  +146
 - Lozza 1.14a 64-bit                      2203   8.0-2.0   (+7 -1 =2 )  100.0   +56

Created in 2005-2013 by CCRL team
Last games added on November 16, 2024