KCEC
(Kirr's Chess Engine Comparison)
A tournament of original free chess engines
June 16, 2013
Testing summary:
Total: 135,679 games
played by 202 programs
1398 CPU days (X2 4600+)

White wins: 55,227 (40.7%)
Black wins: 47,434 (35.0%)
Draws: 33,018 (24.3%)
White score: 52.9%

Custom engine selection

Comparing 8 engines!
8 selected engines played 252 games with each other



KCEC Rating List - Custom engine selection
135679 games played by 202 programs, run by 1 testers
Ponder off, neutral books (up to 8 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz)
Computed on June 16, 2013 with Bayeselo based on 135,679 games
Tested by Kirill Kryukov, 2005-2024, http://kirill-kryukov.com/chess/kcec/

Rank                 Engine                  Elo   +    -    AvOp  Games
   1 SmarThink 0.17a                        2633  +16  -16    -5.4  1560
   2 Ufim 8.02                              2628  +18  -18   -21.0  1273
   3 Eeyore 1.48                            2384  +15  -15   -26.2  1747
   4 Zeus 1.29                              2346  +16  -16    -2.9  1504
   5 Anechka 0.08                           2320  +16  -16    -1.5  1536
   6 Uralochka 1.1b                         2272  +18  -18    -3.7  1216
   7 Adamant 1.7                            1790  +19  -19   +98.0  1536
   8 ALChess 1.5b                           1729  +22  -22   +80.1  1024
Created in 2005-2012 by Kirill Kryukov
Updated on June 16, 2013