CCRL 40/4
Downloads and Statistics
May 19, 2019
Testing summary:
Total: 2'021'465 games
played by 2'345 programs
27203 CPU days (X2 4600+)

White wins: 786'446 (38.9%)
Black wins: 635'703 (31.4%)
Draws: 599'316 (29.6%)
White score: 53.7%

Custom engine selection

Comparing 8 engines!
8 selected engines played 0 games with each other

CCRL 40/4 Rating List — Custom engine selection (Quote)

Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern Intel CPU.
Computed on May 19, 2019 with Bayeselo based on 2'021'465 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 300 games or more. Normal font - less than 300 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1Cinnamon 2.2a 64-bit2067+20−2048.5%+12.124.4%934 
100.0%
 Cinnamon 2.0 64-bit2022+12−1249.9%−0.522.0%2537
86.8%
 Cinnamon 2.1 64-bit2002+33−3342.7%+51.721.2%330
62.5%
 Cinnamon 1.2b 64-bit1996+18−1952.9%−30.320.2%1188
84.5%
 Cinnamon 1.2a 64-bit1983+17−1750.0%−0.725.3%1260
99.7%
 Cinnamon 1.1c 64-bit1948+19−1958.3%−60.021.5%1146
100.0%
 Butterfly 0.5 64-bit1614+26−2653.6%−9.039.6%533
100.0%
 Butterfly 0.41487+15−1540.1%+72.339.7%1492
 

Results matrix

Custom engine selection
#NameElo12345678
1Cinnamon 2.2a 64-bit2067        
2Cinnamon 2.0 64-bit2022        
3Cinnamon 2.1 64-bit2002        
4Cinnamon 1.2b 64-bit1996        
5Cinnamon 1.2a 64-bit1983        
6Cinnamon 1.1c 64-bit1948        
7Butterfly 0.5 64-bit1614        
8Butterfly 0.41487        
Performance color legend:
(Only pairs with at least 30 games)
-120 -100 -80 -60 -40 -20 0 20 40 60 80 100 120

LOS matrix

Custom engine selection
#NameElo12345678
1Cinnamon 2.2a 64-bit2067 100.0100.0100.0100.0100.0100.0100.0
2Cinnamon 2.0 64-bit20220.0 86.899.0100.0100.0100.0100.0
3Cinnamon 2.1 64-bit20020.013.2 62.584.399.7100.0100.0
4Cinnamon 1.2b 64-bit19960.01.037.5 84.5100.0100.0100.0
5Cinnamon 1.2a 64-bit19830.00.015.715.5 99.7100.0100.0
6Cinnamon 1.1c 64-bit19480.00.00.30.00.3 100.0100.0
7Butterfly 0.5 64-bit16140.00.00.00.00.00.0 100.0
8Butterfly 0.414870.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Alter engine selection



Alter output selection

Rating list
Testing profile
  (Step: , Numbers: )

Results table
Performance table
Score table
LOS table
Proportion of draws
Number of games
Number of connecting games
Percentage of connecting games
Score with common opponents
Score with all opponents
Performance with common opponents
Performance with all opponents
LOS with common opponents
LOS with all opponents

Maximum size of cross-tables (from 2 to 100):
Limit crosstables to engines in Elo range: to
Match length (Minimum number of games to highlight with color):

Cross-tables show only best version of each engine
Sort cross-tables by:   Rating   Name
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 2005-2013 by CCRL team
Last games added on May 19, 2019