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%

All engines

Comparing 202 engines!
202 selected engines played 135679 games with each other

Evaluation difference: Most different pairs

#PairEvaluation differenceMoves
counted
1Morphy 3.22 – Adamant 1.74.921343
2Morphy 3.22 – Mizar 3.04.521192
3Morphy 3.22 – Elf 1.3.04.241097
4Morphy 3.22 – Robin 0.9834.151081
5Morphy 3.22 – Celes 0.77c4.131058
6Morphy 3.22 – Belzebub 0.674.061013
7Marvin 1.3.0 – Morphy 3.224.031076
8SSEChessII 2.05 DC – Morphy 3.223.971245
9Morphy 3.22 – Kanguruh 1.933.971046
10Sharper 0.17 – Morphy 3.223.951132
11Rival UCI 1.18 – Morphy 3.223.921412
12Morphy 3.22 – SEE 0.6.93.911079
13DelphiMax 2.9 – Morphy 3.223.861319
14Morphy 3.22 – Enigma 1.1.43.821196
15Faile 1.4.4 – Morphy 3.223.811236
16Morphy 3.22 – Cecir 3.53.781291
17Morphy 3.22 – Ranita 2.43.781065
18Morphy 3.22 – Simontacchi 1.813.771388
19Small Potato 0.6.1 – Morphy 3.223.771261
20Smash 1.0.3 – Morphy 3.223.761265
21IACH 0.56z – Morphy 3.223.711342
22Bestia 0.90 – Morphy 3.223.691247
23Micro-Max 4.8 PIV DM – Morphy 3.223.611506
24Morphy 3.22 – ALChess 1.5b3.551074
25Heracles 0.6.16 – Morphy 3.223.501221
26Armageddon 2.308 – Morphy 3.223.481260
27Clueless 1.4 – Morphy 3.223.471511
28Elephant 1.06 – Morphy 3.223.441327
29Morphy 3.22 – Eagle 0.7.53.361291
30RDChess 3.23 – Morphy 3.223.331306

Alter engine selection



Alter output selection

Rating list
      Protocols
      Logos
      Flags
      Continents
     LOS columns:

Crosstables:
Results
Performances
Score
LOS
Ponder hit
Eval difference
Proportion of draws
Number of games
Number of connecting games
Percentage of connecting games
Expected score
 Score with common opponents
Score with all opponents
Performance with common opponents
Performance with all opponents
LOS with common opponents
LOS with all opponents
Ponder hit with common opponents
Ponder hit with all opponents
Eval difference with common opponents
Eval difference with all opponents

Ponder hit: most similar pairs
Ponder hit: most similar pairs (different families only)
Ponder hit: most different pairs
Ponder hit: most different pairs (same families only)
Eval diff: most similar pairs
Eval diff: most similar pairs (different families only)
Eval diff: most different pairs
Eval diff: most different pairs (same families only)

Maximum size of cross-tables (from 2 to 200):
Limit crosstables to engines in Elo range: to

Cross-tables show only best version of each engine
Highlight diagonal of cells wide. (0 to highlight everything)

Reference rating list:
Recalibrate:
  No recalibration (reference and current list are compared as they are)
  Recalibrate reference list to current one using selected engines only
  Recalibrate reference list to current one using all common engines
  Recalibrate current list to reference using selected engines only
  Recalibrate current list to reference using all common engines

Created in 2005-2012 by Kirill Kryukov
Updated on June 16, 2013