CCRL 40/40
Downloads and Statistics
September 21, 2019
Testing summary:
Total: 1'084'933 games
played by 2'536 programs
148136 CPU days (X2 4600+)

White wins: 376'624 (34.7%)
Black wins: 280'046 (25.8%)
Draws: 428'263 (39.5%)
White score: 54.5%

Custom engine selection

Comparing 14 engines!
14 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 September 21, 2019 with Bayeselo based on 1'084'933 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+
1Pawny 1.2 64-bit2777+14−1447.9%+12.939.6%1693 
100.0%
 Pawny 1.1 64-bit2702+21−2149.9%−2.841.5%745
99.9%
 Pawny 1.0 64-bit2660+17−1748.4%+9.338.0%1120
100.0%
 Pawny 0.3.1 32-bit2502+33−3348.9%+7.728.7%310
69.8%
 Pawny 0.3 64-bit2489+33−3349.0%+4.728.9%304
74.0%
 Pawny 0.3.1 64-bit2476+23−2346.7%+21.132.4%627
77.0%
 Pawny 0.3 32-bit2460+33−3349.2%+4.234.3%303
97.7%
 Pawny 0.2 64-bit2416+29−2947.0%+23.722.6%429
55.6%
 Pawny 0.2.2 32-bit2412+34−3448.8%+9.328.6%301
66.7%
 Pawny 0.2.1 32-bit2402+31−3147.1%+20.325.5%373
54.1%
 Pawny 0.2 32-bit2400+29−2949.2%+5.630.8%396
54.5%
 Pawny 0.1.9 64-bit2398+34−3447.2%+17.927.1%306
100.0%
 Pawny 0.1.62292+33−3352.1%−15.224.4%328
100.0%
 Pawny 0.132169+32−3252.2%−17.320.1%363
 

Results matrix

Custom engine selection
#NameElo1234567891011121314
1Pawny 1.2 64-bit2777              
2Pawny 1.1 64-bit2702              
3Pawny 1.0 64-bit2660              
4Pawny 0.3.1 32-bit2502              
5Pawny 0.3 64-bit2489              
6Pawny 0.3.1 64-bit2476              
7Pawny 0.3 32-bit2460              
8Pawny 0.2 64-bit2416              
9Pawny 0.2.2 32-bit2412              
10Pawny 0.2.1 32-bit2402              
11Pawny 0.2 32-bit2400              
12Pawny 0.1.9 64-bit2398              
13Pawny 0.1.62292              
14Pawny 0.132169              
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
#NameElo1234567891011121314
1Pawny 1.2 64-bit2777 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Pawny 1.1 64-bit27020.0 99.9100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Pawny 1.0 64-bit26600.00.1 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Pawny 0.3.1 32-bit25020.00.00.0 69.889.495.7100.0100.0100.0100.0100.0100.0100.0
5Pawny 0.3 64-bit24890.00.00.030.2 74.088.399.999.9100.0100.0100.0100.0100.0
6Pawny 0.3.1 64-bit24760.00.00.010.626.0 77.099.999.9100.0100.0100.0100.0100.0
7Pawny 0.3 32-bit24600.00.00.04.211.723.0 97.797.799.499.699.6100.0100.0
8Pawny 0.2 64-bit24160.00.00.00.00.10.12.3 55.673.076.878.8100.0100.0
9Pawny 0.2.2 32-bit24120.00.00.00.00.10.12.344.4 66.770.472.9100.0100.0
10Pawny 0.2.1 32-bit24020.00.00.00.00.00.00.627.033.3 54.158.2100.0100.0
11Pawny 0.2 32-bit24000.00.00.00.00.00.00.423.229.645.9 54.5100.0100.0
12Pawny 0.1.9 64-bit23980.00.00.00.00.00.00.421.227.141.845.5 100.0100.0
13Pawny 0.1.622920.00.00.00.00.00.00.00.00.00.00.00.0 100.0
14Pawny 0.1321690.00.00.00.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567891011121314
1Pawny 1.2 64-bit2777 457143001200000000
2Pawny 1.1 64-bit2702457 57201846160000000
3Pawny 1.0 64-bit2660143572 1611010800060090
4Pawny 0.3.1 32-bit25020016 01361511212878422400
5Pawny 0.3 64-bit24890181100 781231112152421660
6Pawny 0.3.1 64-bit2476124610813678 72722431060150
7Pawny 0.3 32-bit246001601511272 182051171544800
8Pawny 0.2 64-bit2416000123117218 12427633600
9Pawny 0.2.2 32-bit2412000128122420512 25614852220
10Pawny 0.2.1 32-bit240200678153111742256 311541218
11Pawny 0.2 32-bit24000004224015476148311 104120
12Pawny 0.1.9 64-bit23980002421660483365254104 00
13Pawny 0.1.622920090615002212120 41
14Pawny 0.132169000000000180041 
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
#NameElo1234567891011121314
1Pawny 1.2 64-bit2777 18.75.10.00.00.50.00.00.00.00.00.00.00.0
2Pawny 1.1 64-bit270218.7 30.70.01.73.41.50.00.00.00.00.00.00.0
3Pawny 1.0 64-bit26605.130.7 1.17.76.20.00.00.00.40.00.00.60.0
4Pawny 0.3.1 32-bit25020.00.01.1 0.014.524.61.620.911.45.93.90.00.0
5Pawny 0.3 64-bit24890.01.77.70.0 8.42.042.42.02.23.435.40.90.0
6Pawny 0.3.1 64-bit24760.53.46.214.58.4 7.76.82.63.10.06.41.60.0
7Pawny 0.3 32-bit24600.01.50.024.62.07.7 2.533.917.322.07.90.00.0
8Pawny 0.2 64-bit24160.00.00.01.642.46.82.5 1.65.29.245.70.00.0
9Pawny 0.2.2 32-bit24120.00.00.020.92.02.633.91.6 38.021.28.63.50.0
10Pawny 0.2.1 32-bit24020.00.00.411.42.23.117.35.238.0 40.48.01.72.4
11Pawny 0.2 32-bit24000.00.00.05.93.40.022.09.221.240.4 14.81.70.0
12Pawny 0.1.9 64-bit23980.00.00.03.935.46.47.945.78.68.014.8 0.00.0
13Pawny 0.1.622920.00.00.60.00.91.60.00.03.51.71.70.0 5.9
14Pawny 0.1321690.00.00.00.00.00.00.00.00.02.40.00.05.9 
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 138 common opponents

Custom engine selection
NameEloPawny
1.2
64-bit
Pawny
1.1
64-bit
Pawny
1.0
64-bit
Pawny
0.3.1
32-bit
Pawny
0.3
64-bit
Pawny
0.3.1
64-bit
Pawny
0.3
32-bit
Pawny
0.2
64-bit
Pawny
0.2.2
32-bit
Pawny
0.2.1
32-bit
Pawny
0.2
32-bit
Pawny
0.1.9
64-bit
Pawny
0.1.6
Pawny
0.13
EXchess 7.92b 64-bit285632%
4.5/14
15%
1.5/10
            
Atlas 3.80 64-bit284850%
2/4
50%
2/4
25%
1/4
           
Dirty 3Nov2015 64-bit283760%
6/10
25%
1/4
            
Tornado 7.0 64-bit281733%
4/12
25%
2/8
            
Scorpio 2.7.7 64-bit280547%
17/36
29%
4/14
            
Hannibal 1.0a 32-bit280150%
5/10
45%
4.5/10
            
Rhetoric 1.4.3 64-bit279552%
24/46
32%
4.5/14
            
GnuCheese 1.00 64-bit279355%
22/40
33%
6/18
            
The Baron 3.29 64-bit278550%
12/24
50%
1.5/3
            
Rhetoric 1.4.1 64-bit2776 0%
0/2
34%
7.5/22
           
Frenzee 3.5.19 64-bit277554%
7.5/14
25%
0.5/2
            
Octochess r5190 64-bit277250%
1/2
50%
1/2
25%
1/4
           
BugChess2 1.9 64-bit276258%
3.5/6
75%
1.5/2
            
Bison 9.11 64-bit275557%
8/14
75%
1.5/2
            
Ktulu 9275545%
4.5/10
67%
4/6
100%
2/2
           
Laser 1.1 64-bit275375%
4.5/6
35%
3.5/10
            
Chronos 1.9.9 64-bit273950%
2/4
 12%
0.5/4
           
Pedone 1.0 64-bit273570%
7/10
 38%
6/16
           
Octochess r5132 64-bit272950%
5/10
 50%
6/12
           
Godel 3.4.9 64-bit272762%
10/16
36%
6.5/18
36%
9/25
           
NameEloPawny
1.2
64-bit
Pawny
1.1
64-bit
Pawny
1.0
64-bit
Pawny
0.3.1
32-bit
Pawny
0.3
64-bit
Pawny
0.3.1
64-bit
Pawny
0.3
32-bit
Pawny
0.2
64-bit
Pawny
0.2.2
32-bit
Pawny
0.2.1
32-bit
Pawny
0.2
32-bit
Pawny
0.1.9
64-bit
Pawny
0.1.6
Pawny
0.13
Tucano 6.00 64-bit272463%
16.5/26
50%
9/18
            
Hakkapeliitta 2.0 64-bit2714 50%
5/10
50%
4.5/9
           
Chess Tiger 2007.1270475%
1.5/2
17%
1/6
58%
3.5/6
           
Chessmaster 11 Aiglos II270175%
3/4
 25%
1/4
           
Chessmaster 11 Conqueror269875%
3/4
25%
0.5/2
            
Chessmaster 11 Archangel2696 75%
3/4
12%
0.5/4
           
Cheese 1.8 64-bit268472%
11.5/16
75%
3/4
            
ProDeo 2.02682100%
6/6
52%
11.5/22
            
Cheese 1.7 64-bit2679 59%
16.5/28
38%
1.5/4
           
Tucano 5.00 64-bit2679 32%
9/28
45%
9.5/21
           
Naraku 1.312676 45%
4.5/10
12%
0.5/4
           
ChessBrainVB 2.05266975%
3/4
75%
3/4
            
Djinn 1.021 64-bit2668 48%
11.5/24
56%
24.5/44
           
RedQueen 1.1.98 64-bit266762%
5/8
62%
2.5/4
            
Chessmaster 112665  58%
3.5/6
25%
0.5/2
          
Vajolet 2.032661  50%
11/22
 38%
1.5/4
         
RedQueen 1.1.97 64-bit2660 50%
6/12
39%
15/38
           
CM9000 Enforcer2658 50%
5/10
62%
2.5/4
           
The Baron 2.23 64-bit2656  0%
0/4
  25%
0.5/2
        
Djinn 1.010 64-bit2653 50%
5/10
33%
2/6
           
NameEloPawny
1.2
64-bit
Pawny
1.1
64-bit
Pawny
1.0
64-bit
Pawny
0.3.1
32-bit
Pawny
0.3
64-bit
Pawny
0.3.1
64-bit
Pawny
0.3
32-bit
Pawny
0.2
64-bit
Pawny
0.2.2
32-bit
Pawny
0.2.1
32-bit
Pawny
0.2
32-bit
Pawny
0.1.9
64-bit
Pawny
0.1.6
Pawny
0.13
Philou 3.7.1 64-bit2652 50%
7/14
53%
17/32
  0%
0/4
        
Cyrano 0.6b17 32-bit2649  100%
2/2
50%
1/2
          
Movei 00.8.4382646  0%
0/2
      12%
0.5/4
    
Rotor 0.7a2646 50%
5/10
   29%
3.5/12
        
Cheng3 1.07 64-bit2635  50%
3/6
  25%
0.5/2
        
Sjakk 2.2 64-bit2634 52%
13.5/26
47%
7.5/16
           
Alfil 12 MT2633   50%
2/4
 38%
1.5/4
        
Alfil 13.1 64-bit2628 65%
6.5/10
68%
23/34
           
Rotor 0.82628  53%
17/32
 38%
1.5/4
         
Rodin 8.0262750%
2/4
38%
1.5/4
            
NoraGrace 2.0 64-bit262562%
5/8
66%
14.5/22
88%
3.5/4
  0%
0/4
        
Nebula 2.0 64-bit2622 70%
7/10
55%
22/40
           
Sloppy 0.2.2 64-bit2611  100%
2/2
  25%
0.5/2
        
Donna 4.0 64-bit2606 75%
6/8
    6%
0.5/8
       
Djinn 0.987 64-bit2601  46%
5.5/12
 48%
9.5/20
         
Rodin 7.02601 68%
17/25
65%
15.5/24
           
Glass 2.0 64-bit2598 45%
4.5/10
73%
17.5/24
 31%
2.5/8
         
CuckooChess 1.12 32-bit2591   50%
1/2
  100%
1/1
       
Rotor 0.62589     33%
2/6
   50%
2/4
    
GarboChess 3.0 64-bit2587  100%
2/2
  44%
8/18
        
NameEloPawny
1.2
64-bit
Pawny
1.1
64-bit
Pawny
1.0
64-bit
Pawny
0.3.1
32-bit
Pawny
0.3
64-bit
Pawny
0.3.1
64-bit
Pawny
0.3
32-bit
Pawny
0.2
64-bit
Pawny
0.2.2
32-bit
Pawny
0.2.1
32-bit
Pawny
0.2
32-bit
Pawny
0.1.9
64-bit
Pawny
0.1.6
Pawny
0.13
Tucano 2.00 64-bit2573  62%
5/8
 25%
1/4
         
Atlas 3.25 64-bit2569  50%
2/4
 38%
1.5/4
56%
4.5/8
        
Capivara LK 0.09b02f 64-bit2569 62%
5/8
62%
2.5/4
           
DanaSah 5.072569 62%
2.5/4
65%
6.5/10
           
Francesca MAD 0.192558  62%
2.5/4
25%
0.5/2
 38%
7.5/20
        
DanaSah 4.882556   25%
1.5/6
 38%
4.5/12
        
Rodin 6.02551  58%
3.5/6
 25%
1/4
         
NirvanaChess 1.1 64-bit2549    25%
1/4
       50%
1/2
 
nanoSzachy 4.0 64-bit2546  79%
9.5/12
  43%
6/14
        
GreKo 9.7 64-bit2545    12%
0.5/4
50%
2/4
        
DanaSah 4.662542   25%
0.5/2
  12%
0.5/4
 0%
0/4
     
Rodin 4.02524   62%
10/16
 62%
5/8
38%
1.5/4
 31%
2.5/8
33%
1/3
    
Crafty 20.14 32-bit2517     25%
1/4
50%
5/10
       
AnMon 5.602515      65%
6.5/10
 30%
3/10
     
Hermann 2.8 32-bit2509   38%
4.5/12
  25%
0.5/2
 25%
1/4
     
Movei 00.8.2952507        30%
3/10
56%
4.5/8
    
Tao 5.62503   50%
1/2
   35%
8.5/24
   31%
7.5/24
  
LittleThought 1.052 64-bit2500    12%
1/8
40%
14.5/36
 35%
8.5/24
   19%
4.5/24
  
Arasan 10.32495     50%
2/4
50%
5/10
       
Delphil 2.82493   75%
7.5/10
  12%
0.5/4
 50%
2/4
     
NameEloPawny
1.2
64-bit
Pawny
1.1
64-bit
Pawny
1.0
64-bit
Pawny
0.3.1
32-bit
Pawny
0.3
64-bit
Pawny
0.3.1
64-bit
Pawny
0.3
32-bit
Pawny
0.2
64-bit
Pawny
0.2.2
32-bit
Pawny
0.2.1
32-bit
Pawny
0.2
32-bit
Pawny
0.1.9
64-bit
Pawny
0.1.6
Pawny
0.13
nanoSzachy 3.92491   58%
17.5/30
 48%
15.5/32
40%
2/5
       
Yace 0.99.872489    42%
10/24
  31%
7.5/24
   33%
8/24
  
GreKo 8.2 32-bit2487      50%
3/6
 29%
5/17
     
Xpdnt 0910072482    52%
12.5/24
 38%
1.5/4
44%
10.5/24
  38%
1.5/4
40%
9.5/24
  
Bruja 1.9.1 64-bit2479    48%
11.5/24
50%
1/2
 33%
7.5/23
      
Pupsi2 0.082473   25%
0.5/2
  50%
2/4
 44%
3.5/8
 25%
3/12
   
Trace 1.37a2472         38%
1.5/4
75%
3/4
   
Arasan 10.42471        30%
3/10
25%
2/8
    
Cheese 1.4 64-bit2470    38%
3/8
57%
8/14
        
Counter 1.22469   75%
7.5/10
  75%
3/4
 56%
4.5/8
38%
3/8
25%
1/4
   
Delphil 2.72469    54%
13/24
    50%
2/4
    
Gaviota 0.80 32-bit2467         58%
7/12
46%
5.5/12
   
LittleThought 1.052 32-bit2467   50%
2/4
  75%
3/4
 38%
1.5/4
25%
1/4
28%
4.5/16
   
Twisted Logic 20071202x2458        50%
5/10
44%
3.5/8
    
GreKo 8.0 32-bit2449         48%
15.5/32
38%
1.5/4
   
Bruja 1.9.1 32-bit2445      25%
0.5/2
   62%
2.5/4
   
Eeyore 1.52 64-bit2445    52%
12.5/24
50%
1/2
 46%
11/24
      
Hussar 0.42444   38%
3/8
 62%
2.5/4
50%
2.5/5
 50%
2/4
38%
4.5/12
    
Abrok 5.02443   75%
1.5/2
  50%
1/2
 43%
6/14
25%
1/4
    
Cheng3 1.02b2441      40%
4/10
  50%
0.5/1
    
NameEloPawny
1.2
64-bit
Pawny
1.1
64-bit
Pawny
1.0
64-bit
Pawny
0.3.1
32-bit
Pawny
0.3
64-bit
Pawny
0.3.1
64-bit
Pawny
0.3
32-bit
Pawny
0.2
64-bit
Pawny
0.2.2
32-bit
Pawny
0.2.1
32-bit
Pawny
0.2
32-bit
Pawny
0.1.9
64-bit
Pawny
0.1.6
Pawny
0.13
nanoSzachy 3.82438        75%
6/8
28%
4.5/16
48%
12.5/26
   
Snitch 1.6.2 32-bit2437         33%
1/3
0%
0/4
   
Delphil 2.6b2435         35%
3.5/10
50%
2/4
   
Typhoon 1.00-3582434    60%
14.5/24
  54%
13/24
50%
2/4
100%
1/1
75%
3/4
48%
11.5/24
  
Homer 2.012430   75%
1.5/2
  75%
1.5/2
 50%
2/4
     
Glass 1.62428       56%
13.5/24
 33%
4/12
43%
12/28
   
GreKo 7.2 32-bit2428      60%
6/10
   48%
9.5/20
   
PostModernist 10162420         25%
0.5/2
62%
2.5/4
   
Kiwi 0.6d 32-bit2418    67%
16/24
  58%
14/24
   48%
11.5/24
  
Diablo 0.5.12410   100%
2/2
  50%
1/2
54%
13/24
 0%
0/1
 58%
14/24
  
RomiChess P3k 32-bit2407      100%
2/2
  0%
0/1
    
Eeyore 1.52 32-bit2405      88%
3.5/4
  36%
5/14
67%
8/12
   
Rodin 3.02403         41%
4.5/11
29%
3.5/12
56%
13.5/24
  
Sjakk 2.0 64-bit2403     50%
2/4
      25%
0.5/2
 
Atlas 3.14b 32-bit2401   75%
1.5/2
  42%
5/12
 42%
7.5/18
67%
2/3
    
Sorgenkind 0.42388         50%
1/2
58%
7/12
   
Dorky 4.3 32-bit2385        58%
7/12
50%
2/4
  45%
4.5/10
 
Jazz 721 64-bit2385  75%
6/8
  62%
5/8
      17%
0.5/3
 
Ares 1.0042373   62%
2.5/4
  80%
8/10
 69%
11/16
60%
3/5
65%
13/20
54%
13/24
  
Ifrit m1.5 32-bit2371   75%
7.5/10
  62%
7.5/12
       
NameEloPawny
1.2
64-bit
Pawny
1.1
64-bit
Pawny
1.0
64-bit
Pawny
0.3.1
32-bit
Pawny
0.3
64-bit
Pawny
0.3.1
64-bit
Pawny
0.3
32-bit
Pawny
0.2
64-bit
Pawny
0.2.2
32-bit
Pawny
0.2.1
32-bit
Pawny
0.2
32-bit
Pawny
0.1.9
64-bit
Pawny
0.1.6
Pawny
0.13
iCE 0.22371   100%
2/2
 50%
2/4
85%
8.5/10
       
OliThink 5.3.0 32-bit2358        62%
2.5/4
59%
6.5/11
53%
8.5/16
   
Plisk 0.2.7d 32-bit2350      45%
4.5/10
 62%
2.5/4
69%
5.5/8
50%
4/8
   
Arion 1.72342         75%
1.5/2
56%
4.5/8
   
Ghost 2.0.12342      55%
5.5/10
 50%
2/4
75%
1.5/2
50%
4/8
   
Amundsen 0.802328         50%
2/4
62%
5/8
   
Alex 2.132326        50%
2/4
44%
4/9
    
Simplex 0.9.7 32-bit2323        75%
3/4
75%
3/4
    
Chaturanga 2.4.32289        62%
2.5/4
83%
10/12
    
Butcher 1.61 32-bit2285        62%
2.5/4
50%
2/4
    
AliChess 4.252284        75%
3/4
82%
9/11
    
Feuerstein 0.4.6.12238          62%
2.5/4
 77%
24/31
 
Alex 2.032184            25%
1/4
39%
12.5/32
FireFly 2.5.102179         94%
7.5/8
   30%
3/10
Clarabit 1.00 32-bit2115            50%
2/4
25%
1/4
FireFly 2.5.6 32-bit2087            62%
2.5/4
88%
3.5/4
BikJump 2.01 32-bit2083            100%
4/4
88%
3.5/4
ZCT 0.3.25002048            100%
3/3
50%
1/2
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%

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:
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  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 September 21, 2019