CCRL 40/4
Downloads and Statistics
November 16, 2019
Testing summary:
Total: 2'132'153 games
played by 2'491 programs
28840 CPU days (X2 4600+)

White wins: 826'813 (38.8%)
Black wins: 668'076 (31.3%)
Draws: 637'264 (29.9%)
White score: 53.7%

Custom engine selection

Comparing 14 engines!
14 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 CPU.
Computed on November 16, 2019 with Bayeselo based on 2'132'153 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+
1chess22k 1.13 64-bit3087+19−1950.5%−3.344.1%857 
66.7%
 chess22k 1.11 64-bit 4CPU3081+21−2143.7%+37.949.8%687
50.2%
 chess22k 1.12 64-bit3081+16−1650.1%−1.942.3%1283
100.0%
 chess22k 1.11 64-bit3030+16−1650.4%−3.642.3%1202
99.8%
 chess22k 1.10 64-bit2995+18−1848.8%+6.540.5%1011
98.5%
 chess22k 1.9 64-bit2969+16−1647.4%+14.939.8%1352
80.6%
 chess22k 1.8 64-bit2959+17−1753.9%−29.341.8%1104
100.0%
 chess22k 1.7 64-bit2898+16−1651.7%−11.740.3%1207
100.0%
 chess22k 1.6 64-bit2830+18−1846.7%+22.238.7%1025
100.0%
 chess22k 1.5 64-bit2739+17−1747.2%+17.233.2%1201
100.0%
 chess22k 1.4 64-bit2689+17−1655.3%−41.329.8%1338
100.0%
 chess22k 1.3 64-bit2515+28−2861.3%−83.721.1%479
100.0%
 chess22k 1.2 64-bit2410+18−1754.0%−30.123.0%1192
100.0%
 chess22k 1.1 64-bit2283+22−2244.2%+43.418.5%767
 

Results matrix

Custom engine selection
#NameElo1234567891011121314
1chess22k 1.13 64-bit3087              
2chess22k 1.11 64-bit 4CPU3081              
3chess22k 1.12 64-bit3081              
4chess22k 1.11 64-bit3030              
5chess22k 1.10 64-bit2995              
6chess22k 1.9 64-bit2969              
7chess22k 1.8 64-bit2959              
8chess22k 1.7 64-bit2898              
9chess22k 1.6 64-bit2830              
10chess22k 1.5 64-bit2739              
11chess22k 1.4 64-bit2689              
12chess22k 1.3 64-bit2515              
13chess22k 1.2 64-bit2410              
14chess22k 1.1 64-bit2283              
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
1chess22k 1.13 64-bit3087 66.769.6100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2chess22k 1.11 64-bit 4CPU308133.3 50.2100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3chess22k 1.12 64-bit308130.449.8 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
4chess22k 1.11 64-bit30300.00.00.0 99.8100.0100.0100.0100.0100.0100.0100.0100.0100.0
5chess22k 1.10 64-bit29950.00.00.00.2 98.599.8100.0100.0100.0100.0100.0100.0100.0
6chess22k 1.9 64-bit29690.00.00.00.01.5 80.6100.0100.0100.0100.0100.0100.0100.0
7chess22k 1.8 64-bit29590.00.00.00.00.219.4 100.0100.0100.0100.0100.0100.0100.0
8chess22k 1.7 64-bit28980.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0100.0
9chess22k 1.6 64-bit28300.00.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0
10chess22k 1.5 64-bit27390.00.00.00.00.00.00.00.00.0 100.0100.0100.0100.0
11chess22k 1.4 64-bit26890.00.00.00.00.00.00.00.00.00.0 100.0100.0100.0
12chess22k 1.3 64-bit25150.00.00.00.00.00.00.00.00.00.00.0 100.0100.0
13chess22k 1.2 64-bit24100.00.00.00.00.00.00.00.00.00.00.00.0 100.0
14chess22k 1.1 64-bit22830.00.00.00.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567891011121314
1chess22k 1.13 64-bit3087 898545082250840000000
2chess22k 1.11 64-bit 4CPU308189 176176275000000000
3chess22k 1.12 64-bit3081854176 13597543302411287496000
4chess22k 1.11 64-bit30305081761359 11739718351301371212000
5chess22k 1.10 64-bit29952252757541173 115091345922903300
6chess22k 1.9 64-bit2969003309711150 12153662802424333
7chess22k 1.8 64-bit29598402418359131215 94646230063
8chess22k 1.7 64-bit289800128130459366946 12814700000
9chess22k 1.6 64-bit283000741372292804621281 897416000
10chess22k 1.5 64-bit2739009120243470897 1296000
11chess22k 1.4 64-bit268900612324004161296 3002040
12chess22k 1.3 64-bit25150000330000300 7390
13chess22k 1.2 64-bit24100000036000204739 64
14chess22k 1.1 64-bit228300000330000064 
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
1chess22k 1.13 64-bit3087 5.839.924.712.00.04.30.00.00.00.00.00.00.0
2chess22k 1.11 64-bit 4CPU30815.8 8.99.316.20.00.00.00.00.00.00.00.00.0
3chess22k 1.12 64-bit308139.98.9 54.732.912.510.15.13.20.40.20.00.00.0
4chess22k 1.11 64-bit303024.79.354.7 53.038.036.25.46.20.50.50.00.00.0
5chess22k 1.10 64-bit299512.016.232.953.0 48.743.220.711.20.00.10.20.00.0
6chess22k 1.9 64-bit29690.00.012.538.048.7 49.514.311.80.90.90.20.10.1
7chess22k 1.8 64-bit29594.30.010.136.243.249.5 40.921.70.10.00.00.30.2
8chess22k 1.7 64-bit28980.00.05.15.420.714.340.9 57.419.50.00.00.00.0
9chess22k 1.6 64-bit28300.00.03.26.211.211.821.757.4 40.317.60.00.00.0
10chess22k 1.5 64-bit27390.00.00.40.50.00.90.119.540.3 51.00.00.00.0
11chess22k 1.4 64-bit26890.00.00.20.50.10.90.00.017.651.0 16.58.10.0
12chess22k 1.3 64-bit25150.00.00.00.00.20.20.00.00.00.016.5 44.20.0
13chess22k 1.2 64-bit24100.00.00.00.00.00.10.30.00.00.08.144.2 3.3
14chess22k 1.1 64-bit22830.00.00.00.00.00.10.20.00.00.00.00.03.3 
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 119 common opponents

Custom engine selection
NameElochess22k
1.13
64-bit
chess22k
1.11
64-bit
4CPU
chess22k
1.12
64-bit
chess22k
1.11
64-bit
chess22k
1.10
64-bit
chess22k
1.9
64-bit
chess22k
1.8
64-bit
chess22k
1.7
64-bit
chess22k
1.6
64-bit
chess22k
1.5
64-bit
chess22k
1.4
64-bit
chess22k
1.3
64-bit
chess22k
1.2
64-bit
chess22k
1.1
64-bit
Fire 6.1 64-bit3288     0%
0/1
25%
0.5/2
       
Andscacs 0.94 64-bit3230  28%
9/32
 0%
0/2
         
Schooner 2.0.34 64-bit3192  34%
10.5/31
33%
10.5/32
          
Chiron 4 64-bit3164  36%
12/33
  100%
1/1
        
Pedone 1.9 64-bit313442%
13.5/32
 44%
22/50
           
NirvanaChess 2.4 64-bit313042%
13.5/32
 45%
14.5/32
36%
11.5/32
          
Vajolet2 2.7 64-bit312850%
16/32
 41%
13/32
           
RubiChess 1.5 64-bit312733%
10.5/32
 45%
14.5/32
           
Arasan 21.1 64-bit3116  34%
11/32
38%
15/40
          
Nemorino 5.00 64-bit311642%
13.5/32
 45%
14.5/32
28%
9/32
          
Texel 1.07 64-bit311252%
16.5/32
 45%
14.5/32
33%
10.5/32
0%
0/1
         
Hannibal 1.7 64-bit311035%
11/31
 45%
15/33
38%
12/32
  100%
1/1
       
Rybka 4.1 64-bit310845%
14.5/32
 48%
15.5/32
34%
11/32
          
Pedone 1.8 64-bit3107  52%
16.5/32
33%
11/33
27%
8.5/32
         
Demolito 2019-05-05 64-bit309250%
16/32
 44%
14/32
           
Protector 1.9.0 64-bit308552%
16.5/32
 52%
16.5/32
55%
16.5/30
35%
11/31
 38%
18.5/49
       
Senpai 2.0 64-bit308447%
15/32
 44%
14.5/33
35%
11/31
34%
10.5/31
         
Vajolet2 2.6 64-bit3084  59%
19.5/33
45%
14.5/32
          
iCE 3.0 64-bit308148%
15.5/32
50%
28.5/57
45%
14.5/32
48%
15.5/32
36%
29.5/81
         
Wasp 3.60 64-bit307944%
14/32
 50%
0.5/1
           
NameElochess22k
1.13
64-bit
chess22k
1.11
64-bit
4CPU
chess22k
1.12
64-bit
chess22k
1.11
64-bit
chess22k
1.10
64-bit
chess22k
1.9
64-bit
chess22k
1.8
64-bit
chess22k
1.7
64-bit
chess22k
1.6
64-bit
chess22k
1.5
64-bit
chess22k
1.4
64-bit
chess22k
1.3
64-bit
chess22k
1.2
64-bit
chess22k
1.1
64-bit
Nemorino 4.00 64-bit3067    44%
14/32
35%
28/81
        
Arasan 21.0 64-bit3065   47%
15/32
50%
16.5/33
         
Pedone 1.7 64-bit3053    39%
12.5/32
31%
11.5/37
        
Defenchess 1.1f 64-bit3047  61%
20/33
42%
13.5/32
41%
13/32
36%
29.5/81
75%
1.5/2
27%
8/30
19%
6/32
     
Ethereal 9.30 64-bit3043     39%
15/38
50%
0.5/1
       
SmarThink 1.98 64-bit3038 56%
31/55
73%
23.5/32
64%
20.5/32
46%
37.5/82
         
Naum 4.6 64-bit3032  52%
16.5/32
58%
18.5/32
48%
15.5/32
36%
13.5/37
        
Wasp 3.0 64-bit3024  50%
16/32
56%
18/32
50%
16/32
         
Hakkapeliitta TCEC v2 64-bit3020  66%
21/32
47%
15/32
43%
35.5/82
49%
23/47
35%
17.5/50
30%
9/30
      
Pirarucu 3.0.7 64-bit301959%
19/32
 53%
17/32
           
Demolito 2018-10-29 64-bit3016  55%
17.5/32
45%
14.5/32
          
Rodent III 0.273 64-bit3001  50%
0.5/1
 48%
15/31
         
ChessBrainVB 3.702999  55%
17.5/32
61%
19.5/32
          
Rodent III 0.275 64-bit2997  67%
21.5/32
59%
19/32
          
Hiarcs 142987  72%
23/32
62%
20/32
47%
15/32
53%
19.5/37
71%
20/28
       
Ethereal 9.00 64-bit2983      50%
8/16
38%
12/32
      
Wasp 2.6 64-bit2978     55%
20.5/37
61%
19/31
       
ChessBrainVB 3.662977   52%
16.5/32
48%
15.5/32
40%
2/5
41%
11/27
       
Bobcat 8.0 64-bit2957   66%
21/32
58%
47.5/82
49%
39/80
45%
31/69
       
Demolito 2018-03-01 64-bit2957   38%
12/32
45%
14.5/32
55%
21/38
55%
16.5/30
       
NameElochess22k
1.13
64-bit
chess22k
1.11
64-bit
4CPU
chess22k
1.12
64-bit
chess22k
1.11
64-bit
chess22k
1.10
64-bit
chess22k
1.9
64-bit
chess22k
1.8
64-bit
chess22k
1.7
64-bit
chess22k
1.6
64-bit
chess22k
1.5
64-bit
chess22k
1.4
64-bit
chess22k
1.3
64-bit
chess22k
1.2
64-bit
chess22k
1.1
64-bit
Amoeba 2.8 64-bit2952   64%
21/33
63%
19.5/31
59%
50/85
61%
11/18
       
Deuterium 2018.1.35.514 64-bit2951   64%
20.5/32
50%
0.5/1
53%
17/32
        
Cheng 4.39 64-bit2945   56%
18/32
 46%
17.5/38
65%
15.5/24
       
Amoeba 2.7 64-bit2938      45%
32.5/73
40%
24/60
      
Crafty 25.2 64-bit2933  100%
1/1
61%
19.5/32
60%
30/50
58%
23/40
56%
39/70
       
Spark 1.0 64-bit2927   62%
20/32
 50%
41.5/83
51%
39.5/78
 38%
12/32
     
Atlas 3.91 64-bit2925  50%
0.5/1
55%
17.5/32
 58%
23/40
56%
30/54
       
Spike 1.4 Leiden2921  100%
1/1
 60%
30/50
55%
22/40
65%
15/23
45%
14.5/32
47%
14/30
     
Toga II 4.0 64-bit2917     65%
26/40
64%
18.5/29
       
DiscoCheck 5.2.1 64-bit2914      53%
26/49
46%
27.5/60
      
EXchess 7.97b 64-bit2914    63%
31.5/50
70%
33/47
55%
41.5/75
49%
30.5/62
      
Demolito 2017-08-26 64-bit2911    65%
32.5/50
  49%
29.5/60
36%
11.5/32
     
Rodent III 0.172 64-bit2908      38%
1.5/4
39%
12.5/32
36%
11.5/32
     
ChessBrainVB 3.502906      59%
16.5/28
57%
24.5/43
      
Quazar 0.4 64-bit2901      58%
40/69
53%
31.5/59
41%
13/32
     
Zurichess Neuchatel 64-bit2900   50%
0.5/1
 0%
0/1
59%
58/99
47%
13.5/29
48%
15.5/32
     
Deep Junior Yokohama 64-bit2899      50%
3.5/7
 53%
17/32
     
Deuterium 14.3.34.130 64-bit2883      50%
25/50
43%
13/30
33%
10.5/32
     
Murka 3 64-bit2882       55%
33/60
36%
11.5/32
     
Atlas 3.80 64-bit2875       45%
13.5/30
39%
12.5/32
35%
11/31
    
NameElochess22k
1.13
64-bit
chess22k
1.11
64-bit
4CPU
chess22k
1.12
64-bit
chess22k
1.11
64-bit
chess22k
1.10
64-bit
chess22k
1.9
64-bit
chess22k
1.8
64-bit
chess22k
1.7
64-bit
chess22k
1.6
64-bit
chess22k
1.5
64-bit
chess22k
1.4
64-bit
chess22k
1.3
64-bit
chess22k
1.2
64-bit
chess22k
1.1
64-bit
Gaviota 1.0 64-bit2873    50%
0.5/1
100%
1/1
 53%
17/32
47%
15/32
     
Fruit Reloaded 3.2.1 64-bit2872       47%
15/32
41%
13/32
     
Tucano 7.00 64-bit2872     100%
2/2
 55%
17.5/32
37%
23/62
     
MinkoChess 1.3 64-bit2870       63%
19.5/31
 32%
10/31
    
DisasterArea 1.65 64-bit2866       62%
20/32
38%
12/32
38%
11.5/30
    
Nemo 1.0.1 64-bit2856   100%
1/1
   52%
32/62
34%
11/32
38%
12/32
    
Onno 1.2.70 64-bit2845       66%
21/32
48%
15.5/32
27%
8.5/32
    
Zappa Mexico II 64-bit2844     100%
1/1
 70%
22.5/32
48%
15/31
26%
8/31
    
Tornado 8.0 64-bit2827       61%
19.5/32
55%
17.5/32
39%
12.5/32
    
Octochess r5506 64-bit2824     100%
1/1
 64%
38/59
      
The Baron 3.41 64-bit2820       63%
19/30
48%
15.5/32
     
Rhetoric 1.4.3 64-bit2805  100%
1/1
  100%
1/1
  53%
17/32
45%
14.5/32
    
RuyDos 1.1.0 64-bit2782     50%
0.5/1
50%
1/2
       
Fruit 2.3.12780     100%
1/1
   22%
5.5/25
    
Octochess r5190 64-bit2778        56%
18/32
50%
16/32
34%
11/32
   
The Baron 3.29 64-bit2772         39%
12.5/32
33%
10.5/32
   
Bright 0.5c2771        62%
39.5/64
61%
19.5/32
58%
18.5/32
   
Twisted Logic 20090922 64-bit2770        50%
16/32
47%
14.5/31
33%
10.5/32
   
Frenzee 3.5.19 64-bit2769     50%
0.5/1
   39%
12.5/32
41%
13/32
   
Pawny 1.2 64-bit2768   100%
1/1
    58%
18.5/32
38%
12/32
42%
13.5/32
   
NameElochess22k
1.13
64-bit
chess22k
1.11
64-bit
4CPU
chess22k
1.12
64-bit
chess22k
1.11
64-bit
chess22k
1.10
64-bit
chess22k
1.9
64-bit
chess22k
1.8
64-bit
chess22k
1.7
64-bit
chess22k
1.6
64-bit
chess22k
1.5
64-bit
chess22k
1.4
64-bit
chess22k
1.3
64-bit
chess22k
1.2
64-bit
chess22k
1.1
64-bit
Jonny 4.002763  100%
1/1
     67%
21.5/32
48%
15.5/32
38%
12/32
   
BugChess2 1.9 64-bit2758   50%
0.5/1
 0%
0/1
   55%
17.5/32
39%
12.5/32
   
RuyDos 1.0.27 64-bit2758        69%
9/13
25%
7/28
    
Tucano 6.00 64-bit2750         56%
18/32
44%
13.5/31
   
Godel 3.4.9 64-bit2741        62%
20/32
56%
18/32
39%
12.5/32
   
Chronos 1.9.9 64-bit2739     100%
1/1
   36%
11.5/32
34%
11/32
   
Cheese 1.9 64-bit2731   0%
0/1
     48%
15/31
53%
17/32
   
Carballo 1.7 64-bit2718         52%
16.5/32
44%
14/32
   
Devel 1.80902707      50%
0.5/1
  53%
17/32
    
Arminius 2017-01-01 64-bit2688         65%
20/31
39%
12.5/32
   
Delfi 5.42682     100%
1/1
   65%
20/31
44%
14/32
   
Djinn 1.021 64-bit2676     100%
2/2
    62%
20/32
   
Daydreamer 1.75 64-bit2672         47%
8.5/18
70%
22.5/32
   
RedQueen 1.1.98 64-bit2670         76%
23.5/31
45%
14.5/32
   
RuyDos 1.0.2 64-bit2669         75%
24/32
58%
17.5/30
   
Alaric 7072663  100%
1/1
      53%
17/32
61%
19.5/32
   
Gandalf 7 64-bit2663     100%
1/1
   66%
20.5/31
52%
16.5/32
   
Nebula 2.0 64-bit2654         62%
8/13
53%
17/32
   
Donna 4.0 64-bit2650   50%
0.5/1
      55%
17.5/32
   
Dorky 4.5 64-bit2505    100%
1/1
     63%
19/30
47%
14/30
  
NameElochess22k
1.13
64-bit
chess22k
1.11
64-bit
4CPU
chess22k
1.12
64-bit
chess22k
1.11
64-bit
chess22k
1.10
64-bit
chess22k
1.9
64-bit
chess22k
1.8
64-bit
chess22k
1.7
64-bit
chess22k
1.6
64-bit
chess22k
1.5
64-bit
chess22k
1.4
64-bit
chess22k
1.3
64-bit
chess22k
1.2
64-bit
chess22k
1.1
64-bit
Green Light Chess 3.01.2.22505     50%
0.5/1
    68%
20.5/30
   
Trace 1.37a2500          82%
24.5/30
48%
14.5/30
  
Schooner 1.7.0 64-bit2464          73%
22/30
 53%
17/32
 
Abrok 5.02435          80%
24/30
58%
17.5/30
  
Shallow 2 rev8 64-bit2428          78%
23.5/30
55%
16.5/30
43%
21.5/50
 
Eeyore 1.52 64-bit2427          90%
27/30
43%
13/30
45%
14.5/32
 
Gaia 3.5 64-bit2425           72%
21.5/30
42%
13.5/32
 
Nejmet 3.072425           65%
19.5/30
52%
16.5/32
 
Quark 2.352423           62%
18.5/30
51%
24.5/48
 
Nemeton 1.512420           73%
22/30
52%
25/48
 
Hussar 0.42419           62%
18.5/30
45%
22.5/50
 
Snitch 1.6.2 32-bit2418     100%
1/1
     66%
19/29
40%
19/48
 
Dragon 4.62417           77%
23/30
41%
20.5/50
 
Typhoon 1.00-358 64-bit2382           65%
19.5/30
53%
26.5/50
 
Terra 3.42368     100%
1/1
       45%
13.5/30
The Crazy Bishop 00522364      100%
1/1
      35%
10.5/30
Tigran 2.4n 64-bit2346      100%
1/1
     58%
18/31
 
Horizon 4.42342      100%
1/1
     56%
17.5/31
 
Jumbo 0.4.17 64-bit2312            67%
21.5/32
53%
17/32
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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Created in 2005-2013 by CCRL team
Last games added on November 16, 2019