CCRL 40/40
Downloads and Statistics
July 11, 2019
Testing summary:
Total: 1'066'603 games
played by 2'494 programs
145750 CPU days (X2 4600+)

White wins: 370'641 (34.7%)
Black wins: 275'905 (25.9%)
Draws: 420'057 (39.4%)
White score: 54.4%

Custom engine selection

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

CCRL 40/40 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 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern Intel CPU.
Computed on July 11, 2019 with Bayeselo based on 1'066'603 games

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+
1Mediocre 0.42317+31−3149.6%+2.124.4%377 
89.5%
 Mediocre 0.52292+23−2348.5%+9.027.2%657
100.0%
 Mediocre 0.342186+27−2748.9%+6.322.3%521
95.7%
 Mediocre 0.3342149+32−3247.5%+19.021.9%356
 

Results matrix

Custom engine selection
#NameElo1234
1Mediocre 0.42317    
2Mediocre 0.52292    
3Mediocre 0.342186    
4Mediocre 0.3342149    
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
#NameElo1234
1Mediocre 0.42317 89.5100.0100.0
2Mediocre 0.5229210.5 100.0100.0
3Mediocre 0.3421860.00.0 95.7
4Mediocre 0.33421490.00.04.3 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234
1Mediocre 0.42317 191016
2Mediocre 0.52292191 1220
3Mediocre 0.342186012 261
4Mediocre 0.33421491620261 
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
#NameElo1234
1Mediocre 0.42317 18.50.02.2
2Mediocre 0.5229218.5 1.02.0
3Mediocre 0.3421860.01.0 29.8
4Mediocre 0.33421492.22.029.8 
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 40 common opponents

Custom engine selection
NameEloMediocre
0.4
Mediocre
0.5
Mediocre
0.34
Mediocre
0.334
Simplex 0.9.8 64-bit239950%
2/4
12%
0.5/4
  
Alex 2.14a 64-bit239238%
1.5/4
25%
3.5/14
  
Betsabe II 1.28 64-bit237725%
1/4
30%
1.5/5
  
OliThink 5.3.2 64-bit237350%
0.5/1
30%
6/20
  
Plisk 0.2.7d 64-bit2358100%
1/1
25%
2.5/10
  
Tytan 9.32 32-bit234525%
1/4
  50%
1/2
Bagatur 1.3a 64-bit23250%
0/1
52%
21/40
  
Sjakk 1.1.9232560%
9/15
42%
2.5/6
  
ECE 12.01231845%
12.5/28
50%
12/24
  
EveAnn 1.672317100%
2/2
62%
2.5/4
  
Averno 0.81231275%
1.5/2
  50%
1/2
Waxman 2011230340%
2/5
61%
8.5/14
  
Natwarlal 0.142301100%
2/2
50%
1/2
  
Anechka 0.082299100%
2/2
100%
2/2
  
Zeus 1.292297 100%
2/2
 50%
1/2
Popochin 3.22295 50%
1/2
25%
2/8
 
AliChess 4.25228369%
9/13
50%
3/6
  
Butcher 1.64 64-bit228090%
4.5/5
47%
18/38
  
Gibbon 2.57a 64-bit2272100%
1/1
50%
12/24
  
Ayito 0.2.9942264 75%
1.5/2
 50%
2/4
NameEloMediocre
0.4
Mediocre
0.5
Mediocre
0.34
Mediocre
0.334
RattateChess 1.0 Nosferatu2251 100%
2/2
38%
1.5/4
 
Beowulf 2.4a 64-bit22480%
0/1
50%
2/4
  
Feuerstein 0.4.6.12237  45%
9/20
50%
2/4
Dolphin 1.0 64-bit222980%
4/5
62%
2.5/4
  
Uralochka 1.1b2217  62%
7.5/12
69%
5.5/8
ChessAlex 2.0r42204  62%
2.5/4
12%
0.5/4
Latista (Sinobyl) 1.5220275%
1.5/2
75%
3/4
 17%
1/6
RattateChess Bologna 20072200  50%
4/8
25%
3/12
Alf 1.092194  35%
3.5/10
30%
3/10
OBender 3.2.4.22191  50%
6.5/13
65%
6.5/10
NagaSkaki 5.122185  50%
13/26
70%
7/10
Lime 662177  53%
8.5/16
67%
4/6
Prophet 2.0 32-bit2136  56%
4.5/8
56%
10/18
Parrot 07.07.222134  65%
6.5/10
65%
6.5/10
Clarabit 1.00 32-bit2114  69%
11/16
25%
2.5/10
Adam 3.12108  62%
2.5/4
50%
5/10
BikJump 2.01 32-bit2083  25%
1/4
38%
1.5/4
BigLion 2.23x2066  100%
4/4
68%
9.5/14
ECE 0.31913  100%
2/2
0%
0/2
Surprise 4.3b131892  100%
2/2
100%
2/2
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

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Match length (Minimum number of games to highlight with color):

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Reference rating list:
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  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on July 11, 2019