CCRL 40/40
Downloads and Statistics
July 7, 2018
Testing summary:
Total: 860'187 games
played by 2'216 programs
120427 CPU days (X2 4600+)

White wins: 295'917 (34.4%)
Black wins: 218'884 (25.4%)
Draws: 345'386 (40.2%)
White score: 54.5%

Custom engine selection

Comparing 8 engines!
8 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 7, 2018 with Bayeselo based on 860'187 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+−
1ECE X3 64-bit 4CPU2682+23−2344.1%+48.423.5%718 
98.2%
 ECE X3 64-bit2649+20−2046.4%+24.228.3%886
100.0%
 ECE X22510+28−2850.4%−3.823.2%466
68.2%
 ECE X2499+32−3252.5%−18.626.2%343
100.0%
 ECE 12.012319+22−2248.6%+8.824.3%768
100.0%
 ECE 11.012179+23−2347.3%+17.222.0%683
100.0%
 ECE 1.12038+28−2845.8%+31.416.9%496
100.0%
 ECE 0.31913+26−2738.5%+89.020.7%537
 

Results matrix

Custom engine selection
#NameElo1
ECE X
2
ECE X
3
ECE X
4
ECE X
5
ECE 1
6
ECE 1
7
ECE 1
8
ECE 0
1ECE X3 64-bit 4CPU2682        
2ECE X3 64-bit2649        
3ECE X22510        
4ECE X2499        
5ECE 12.012319        
6ECE 11.012179        
7ECE 1.12038        
8ECE 0.31913        
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
ECE
2
ECE
3
ECE
4
ECE
5
ECE
6
ECE
7
ECE
8
ECE
1ECE X3 64-bit 4CPU2682 98.2100.0100.0100.0100.0100.0100.0
2ECE X3 64-bit26491.8 100.0100.0100.0100.0100.0100.0
3ECE X225100.00.0 68.2100.0100.0100.0100.0
4ECE X24990.00.031.8 100.0100.0100.0100.0
5ECE 12.0123190.00.00.00.0 100.0100.0100.0
6ECE 11.0121790.00.00.00.00.0 100.0100.0
7ECE 1.120380.00.00.00.00.00.0 100.0
8ECE 0.319130.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1
ECE
2
ECE
3
ECE
4
ECE
5
ECE
6
ECE
7
ECE
8
ECE
1ECE X3 64-bit 4CPU2682 57330000
2ECE X3 64-bit264957 147300000
3ECE X225103147 47974000
4ECE X2499330479 70000
5ECE 12.012319007470 164187
6ECE 11.0121790000164 26539
7ECE 1.12038000018265 269
8ECE 0.319130000739269 
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
ECE
2
ECE
3
ECE
4
ECE
5
ECE
6
ECE
7
ECE
8
ECE
1ECE X3 64-bit 4CPU2682 3.60.30.30.00.00.00.0
2ECE X3 64-bit26493.6 10.92.40.00.00.00.0
3ECE X225100.310.9 59.26.00.00.00.0
4ECE X24990.32.459.2 6.30.00.00.0
5ECE 12.0123190.00.06.06.3 11.31.40.5
6ECE 11.0121790.00.00.00.011.3 22.53.2
7ECE 1.120380.00.00.00.01.422.5 26.0
8ECE 0.319130.00.00.00.00.53.226.0 
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 88 common opponents

Custom engine selection
NameEloECE
X3
64-bit
4CPU		ECE
X3
64-bit		ECE
X2		ECE
X		ECE
12.01		ECE
11.01		ECE
1.1		ECE
0.3
Djinn 1.021 64-bit266644%
19.5/44		47%
8.5/18		      
WyldChess 1.4 64-bit2636 44%
7/16		25%
2.5/10		     
Ruffian 2.1.0262350%
0.5/1		75%
1.5/2		      
Phalanx XXV2612 61%
11.5/19		45%
4.5/10		     
Gogobello 1.2 64-bit2594 50%
1/2		29%
4/14		     
Muse 0.953 64-bit2592 56%
9/16		35%
3.5/10		     
K2 0.872580 48%
9.5/20		40%
4/10		25%
2.5/10		    
Brutus 8.05 64-bit2576 0%
0/2		35%
3.5/10		     
Capivara LK 0.09b02g 64-bit2562  65%
6.5/10		65%
6.5/10		    
Ghost 3.1 64-bit2553 56%
4.5/8		34%
5.5/16		     
Ghost 3 64-bit2549  45%
4.5/10		45%
4.5/10		    
nanoSzachy 4.0 64-bit2543  25%
2.5/10		30%
3/10		    
Hermann 2.8 64-bit2531  35%
3.5/10		40%
4/10		    
Maverick 1.5 64-bit2522  47%
8.5/18		38%
1.5/4		    
Shield 1.3.1 64-bit2509  35%
3.5/10		32%
4.5/14		    
LittleThought 1.052 64-bit2507  30%
3/10		61%
5.5/9		    
CyberPagno 3.0 64-bit2504  68%
9.5/14		38%
1.5/4		    
Dorky 4.5 64-bit2498  42%
7.5/18		50%
2/4		    
Pepito 1.59 64-bit2492  55%
5.5/10		65%
6.5/10		25%
0.5/2		   
Yace 0.99.872492100%
1/1		 55%
5.5/10		50%
5/10		    
NameEloECE
X3
64-bit
4CPU		ECE
X3
64-bit		ECE
X2		ECE
X		ECE
12.01		ECE
11.01		ECE
1.1		ECE
0.3
Pupsi2 0.092491  70%
7/10		45%
4.5/10		25%
1/4		   
Cerebro 3.03d2480  70%
7/10		65%
6.5/10		    
Quark 2.352465  45%
4.5/10		55%
5.5/10		    
Betsabe II 1.662460  44%
3.5/8		62%
2.5/4		    
Carballo 1.22451  50%
5/10		50%
5/10		    
Nemeton 1.512448  61%
11/18		61%
8.5/14		    
Bumblebee 1.0.36898e1 64-bit2444  38%
1.5/4		75%
3/4		    
Eeyore 1.52 64-bit2444  90%
9/10		70%
7/10		    
Lozza 1.17a 64-bit2441  56%
10/18		68%
9.5/14		35%
3.5/10		   
Shallow r694 64-bit2441  71%
10/14		65%
6.5/10		    
TJchess 1.3 64-bit2434  78%
14/18		43%
6/14		    
Ifrit m1.8 64-bit2409  65%
6.5/10		60%
6/10		47%
8.5/18		   
Ares 1.0042373    25%
1/4		38%
1.5/4		  
iCE 0.22371    38%
1.5/4		18%
5/28		  
Ghost 2.0.12342    50%
4/8		25%
1/4		  
Daydreamer 1.52334    33%
1/3		  0%
0/4
Natwarlal 0.142302    100%
2/2		0%
0/2		  
Anechka 0.082299    50%
2/4		50%
1/2		  
AliChess 4.252288    67%
8/12		20%
2/10		  
Chaturanga 2.4.32288    38%
1.5/4		46%
5.5/12		  
NameEloECE
X3
64-bit
4CPU		ECE
X3
64-bit		ECE
X2		ECE
X		ECE
12.01		ECE
11.01		ECE
1.1		ECE
0.3
Butcher 1.61 32-bit2285    55%
5.5/10		62%
2.5/4		  
Sungorus 1.4 32-bit2259    75%
6/8		28%
5/18		  
Atak 6.82235    75%
3/4		32%
7/22		  
Dolphin 1.02233    88%
3.5/4		33%
2/6		  
Hussar 0.22223     50%
7/14		0%
0/1		 
Bearded N44.22221    100%
2/2		38%
1.5/4		  
Beowulf 2.4a 32-bit2219     50%
12/24		0%
0/4		 
Gibbon 2.52a2216     55%
5.5/10		42%
2.5/6		 
Adam 3.32209    25%
0.5/2		48%
10.5/22		  
Myrddin 0.85 32-bit2206    75%
1.5/2		33%
4/12		  
Jazz 501 32-bit2204    50%
1/2		62%
5/8		  
BlackBishop 1.02200     83%
5/6		25%
1.5/6		 
NagaSkaki 5.122188     50%
2/4		 25%
0.5/2
KMTChess 1.2.1 32-bit2181     53%
8.5/16		17%
1/6		 
Lime 662174      28%
9/32		0%
0/4
KnockOut 0.7.12150     50%
11/22		31%
2.5/8		 
Prophet 2.0 32-bit2136     50%
1/2		35%
12.5/36		 
TJchess 0.1212133      25%
2/8		0%
0/6
Parrot 07.07.222132     100%
2/2		 8%
0.5/6
Bearded 06_29_022130     58%
3.5/6		36%
4/11		 
NameEloECE
X3
64-bit
4CPU		ECE
X3
64-bit		ECE
X2		ECE
X		ECE
12.01		ECE
11.01		ECE
1.1		ECE
0.3
Adam 3.22129     50%
1/2		46%
6/13		 
Ifrit j4.22122     58%
10.5/18		0%
0/1		 
Myrddin 0.84 32-bit2115     75%
1.5/2		0%
0/5		 
Clarabit 1.00 32-bit2114     75%
1.5/2		 10%
1/10
Kurt 0.9.2 32-bit2113     48%
9.5/20		60%
3/5		 
Adam 3.12107      45%
14.5/32		10%
1/10
Carballo 0.52096     53%
8.5/16		43%
6.5/15		 
FireFly 2.5.6 32-bit2086     75%
1.5/2		40%
6/15		25%
2/8
BikJump 2.01 32-bit2081     75%
1.5/2		36%
5/14		32%
5.5/17
Soldat III 0.178 64-bit2069    100%
2/2		 67%
4/6		 
Sjakk 1.1.62066     50%
1/2		60%
3/5		 
BigLion 2.23x2056      62%
2.5/4		32%
4.5/14
Protej 0.5.72053     75%
4.5/6		50%
10/20		0%
0/1
Ecce 1.0 (rev. 508) 64-bit2050    100%
2/2		 42%
2.5/6		 
ZCT 0.3.25002048      40%
4/10		12%
0.5/4
PLP 16615712047     75%
3/4		57%
8.5/15		0%
0/1
Jabba 1.0 32-bit2044     75%
6/8		57%
13/23		50%
0.5/1
Slibo 0.5.12026     50%
2/4		25%
4.5/18		 
Bubble 1.52016    100%
2/2		50%
3/6		  
Cupcake 1.01998    75%
1.5/2		 67%
4/6		 
NameEloECE
X3
64-bit
4CPU		ECE
X3
64-bit		ECE
X2		ECE
X		ECE
12.01		ECE
11.01		ECE
1.1		ECE
0.3
Kurt 2710091995      60%
6/10		100%
1/1
Schola 1.1.0 32-bit1992      61%
11/18		44%
3.5/8
Heracles 0.6.161976      60%
6/10		37%
16/43
Feuerstein 0.4.4.21954      83%
5/6		54%
31/57
MatMoi 7.15.0-cct 32-bit1941     88%
3.5/4		90%
9/10		 
Micro-Max 4.8 (DM-PII)1939      62%
2.5/4		52%
26/50
Reger 0.091917      68%
9.5/14		43%
3/7
Warrior 1.0.31909      50%
3/6		53%
19.5/37
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
  (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 July 7, 2018