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

Ponder hit: Most similar pairs (different families only)

#PairPonder hitMoves
counted
1Micro-Max 4.8 PIV DM – IACH 0.56z88.22823
2IACH 0.56z – SnailChess 4.01387.11828
3SnailChess 4.013 – Ranita 2.482.21991
4SnailChess 4.013 – Adamant 1.779.41308
5Marvin 1.3.0 – SnailChess 4.01378.71811
6Morphy 3.22 – SnailChess 4.01378.72243
7Micro-Max 4.8 PIV DM – Ranita 2.478.52606
8Micro-Max 4.8 PIV DM – Morphy 3.2278.11928
9Faile 1.4.4 – Micro-Max 4.8 PIV DM78.02116
10Small Potato 0.6.1 – Micro-Max 4.8 PIV DM78.02134
11Etude 0.1.2 – SnailChess 4.01377.92144
12Monarch 1.7 – Micro-Max 4.8 PIV DM77.92324
13Matheus 2.3 – Micro-Max 4.8 PIV DM77.92086
14Faile 1.4.4 – SnailChess 4.01377.81546
15Armageddon 2.308 – Micro-Max 4.8 PIV DM77.61926
16Gullydeckel 2.16pl1 – SnailChess 4.01377.41941
17Rival UCI 1.18 – SnailChess 4.01377.22057
18Micro-Max 4.8 PIV DM – Adamant 1.777.22592
19Mustang 4.97 – SnailChess 4.01377.21471
20SnailChess 4.013 – Elf 1.3.077.11813
21Smash 1.0.3 – SnailChess 4.01377.01907
22SnailChess 4.013 – Cecir 3.576.91558
23DelphiMax 2.9 – Micro-Max 4.8 PIV DM76.82979
24SSEChessII 2.05 DC – SnailChess 4.01376.72394
25Micro-Max 4.8 PIV DM – Laurifer 1.076.61682
26Marvin 1.3.0 – Micro-Max 4.8 PIV DM76.62413
27Micro-Max 4.8 PIV DM – Simontacchi 1.8176.62169
28SnailChess 4.013 – Laurifer 1.076.31232
29Heracles 0.6.16 – SnailChess 4.01376.22022
30Micro-Max 4.8 PIV DM – Warrior 1.0.376.11893

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