CCRL 40/15
Downloads and Statistics
April 17, 2021
Testing summary:
Total: 1'237'141 games
played by 2'823 programs

White wins: 424'144 (34.3%)
Black wins: 311'632 (25.2%)
Draws: 501'365 (40.5%)
White score: 54.5%

Custom engine selection

Comparing 4 engines!
4 selected engines played 0 games with each other

CCRL 40/15 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 15 minutes on an Intel i7-4770k.
Computed on April 17, 2021 with Bayeselo based on 1'237'141 games
Please refer to the "about" page for comments on engine inclusion

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 200 games or more. Normal font - less than 200 games.

RankNameRatingScoreAverage
Opponent		DrawsGamesLOS
Elo+−
1Absolute Zero 2.4.7.2 64-bit2297+15−1550.9%−9.022.6%1739 
92.5%
 Absolute Zero 2.4.4.0 64-bit2270+33−3348.0%+11.525.9%320
74.8%
 Absolute Zero 3.3.2.0 64-bit2254+32−3346.8%+25.122.5%346
69.8%
 Absolute Zero 2.4.0.0 64-bit2243+23−2347.6%+16.724.9%695
 

Results matrix

Custom engine selection
#NameElo1
Absol
2
Absol
3
Absol
4
Absol
1Absolute Zero 2.4.7.2 64-bit2297    
2Absolute Zero 2.4.4.0 64-bit2270    
3Absolute Zero 3.3.2.0 64-bit2254    
4Absolute Zero 2.4.0.0 64-bit2243    
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
#NameElo1
Abs
2
Abs
3
Abs
4
Abs
1Absolute Zero 2.4.7.2 64-bit2297 92.599.0100.0
2Absolute Zero 2.4.4.0 64-bit22707.5 74.890.1
3Absolute Zero 3.3.2.0 64-bit22541.025.2 69.8
4Absolute Zero 2.4.0.0 64-bit22430.09.930.1 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1
Abs
2
Abs
3
Abs
4
Abs
1Absolute Zero 2.4.7.2 64-bit2297 214158179
2Absolute Zero 2.4.4.0 64-bit2270214 1898
3Absolute Zero 3.3.2.0 64-bit225415818 20
4Absolute Zero 2.4.0.0 64-bit22431799820 
Number of connecting games color legend:
0 200 400 600 800 1000 1200 1400 1600 1800 2000 2200 2400 2600 2800 3000

Percentage of connecting games matrix

Custom engine selection
#NameElo1
Abs
2
Abs
3
Abs
4
Abs
1Absolute Zero 2.4.7.2 64-bit2297 10.47.67.4
2Absolute Zero 2.4.4.0 64-bit227010.4 2.79.7
3Absolute Zero 3.3.2.0 64-bit22547.62.7 1.9
4Absolute Zero 2.4.0.0 64-bit22437.49.71.9 
Percentage of connecting games color legend:
0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100

Score with 36 common opponents

Custom engine selection
NameEloAbsolute
Zero
2.4.7.2
64-bit		Absolute
Zero
2.4.4.0
64-bit		Absolute
Zero
3.3.2.0
64-bit		Absolute
Zero
2.4.0.0
64-bit
CyberPagno 3.0 64-bit251550%
1/2		25%
1/4		  
Myrddin 0.87 64-bit239720%
2/10		  0%
0/2
Popochin 4.1 64-bit239625%
1/4		 50%
1/2		 
Ares GB 1.1 64-bit238938%
3/8		 40%
4/10		 
MadChess 2.0 64-bit237039%
5.5/14		62%
2.5/4		  
Waxman 2015235720%
2/10		38%
4.5/12		  
Isa 2.1 64-bit235158%
3.5/6		 42%
2.5/6		 
Jazz 840 64-bit234037%
20/54		  44%
3.5/8
Bagatur 1.4c 64-bit233750%
5/10		44%
3.5/8		  
EveAnn 1.71233550%
5/10		50%
4/8		  
FireFly 2.7.2 64-bit232935%
7/20		 50%
1/2		 
EveAnn 1.72232044%
14/32		 25%
0.5/2		 
Gibbon 2.69a 64-bit232040%
8/20		50%
6/12		 25%
1/4
Nemeton 1.2230965%
6.5/10		25%
2/8		 25%
1/4
Schooner 1.5 64-bit230042%
5/12		46%
5.5/12		  
CT800 1.34 64-bit229750%
2/4		 50%
1/2		 
FoxSEE 5.1.2 64-bit229762%
7.5/12		 25%
1/4		 
Fischerle 0.9.70 SE 64-bit229639%
7/18		62%
2.5/4		  
Matilde 2008 64-bit229038%
1.5/4		  25%
0.5/2
FireFly 2.7.0 64-bit228759%
6.5/11		  44%
14/32
NameEloAbsolute
Zero
2.4.7.2
64-bit		Absolute
Zero
2.4.4.0
64-bit		Absolute
Zero
3.3.2.0
64-bit		Absolute
Zero
2.4.0.0
64-bit
Protej 0.5.8c225725%
0.5/2		62%
2.5/4		 58%
15/26
Beowulf 2.4a 64-bit225065%
6.5/10		  50%
1/2
Mango Paola Ajedrez 4.1224625%
0.5/2		  41%
18/44
Buzz 0.08 64-bit223570%
7/10		  50%
2/4
RamJet 0.13223262%
12.5/20		 35%
3.5/10		 
OBender 03.2016 64-bit221558%
15/26		75%
3/4		  
ChessKISS 1.7c 64-bit221488%
3.5/4		50%
2/4		 0%
0/2
Neurosis 2.3221470%
7/10		 60%
6/10		60%
6/10
ChessKISS 1.7 64-bit221070%
7/10		  62%
5/8
Napoleon 1.6.0b 64-bit220775%
3/4		50%
2/4		  
NG-Play 9.85 64-bit2191 31%
2.5/8		 54%
6.5/12
GopherCheck 0.2.3 64-bit219071%
8.5/12		 65%
6.5/10		 
Prophet 2.0 64-bit217770%
7/10		56%
4.5/8		65%
6.5/10		 
Sjakk 1.1.72174 75%
6/8		 50%
5/10
Chesley r323 64-bit216395%
9.5/10		  75%
3/4
Atak 6.02149 94%
7.5/8		 65%
6.5/10
Score color legend:
(Only pairs with at least 30 games)
0% 5% 10% 15% 20% 25% 30% 35% 40% 45% 50% 55% 60% 65% 70% 75% 80% 85% 90% 95% 100%

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Rating list
Testing profile
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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):
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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
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Reference rating list:
Recalibrate:
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  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 April 17, 2021