CCRL 40/15
Downloads and Statistics
August 8, 2020
Testing summary:
Total: 1'167'960 games
played by 2'693 programs

White wins: 402'856 (34.5%)
Black wins: 297'658 (25.5%)
Draws: 467'446 (40.0%)
White score: 54.5%

Custom engine selection

Comparing 12 engines!
12 selected engines played 80 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 August 8, 2020 with Bayeselo based on 1'167'960 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+
1Pirarucu 2.7.4 64-bit 4CPU3026+20−2053.6%−27.647.6%735 
47.9%
 Pirarucu 3.3.5 64-bit3026+21−2153.1%−18.050.8%656
53.9%
 Pirarucu 2.9.5 64-bit 4CPU3024+33−3350.0%−1.853.2%269
70.9%
 Pirarucu 3.0.7 64-bit3013+19−1949.6%−2.852.4%840
89.8%
 Pirarucu 3.2.4 64-bit2995+22−2252.8%−18.947.1%646
97.1%
 Pirarucu 2.9.5 64-bit2967+19−1947.9%+7.046.2%874
89.2%
 Pirarucu 2.7.4 64-bit2950+17−1748.9%+8.144.7%1036
97.3%
 Pirarucu 2.6.1 64-bit2926+20−2047.9%+11.245.2%810
100.0%
 Pirarucu 2.3.8 64-bit2851+22−2252.9%−21.039.6%666
100.0%
 Pirarucu 2.2.2 64-bit2698+19−1952.6%−19.733.8%965
100.0%
 Pirarucu 2.1.1 64-bit2550+27−2751.3%−11.929.4%462
100.0%
 Pirarucu 1.9.2 64-bit2238+24−2450.6%−7.118.4%694
 

Results matrix

Custom engine selection
#NameElo123456789101112
1Pirarucu 2.7.4 64-bit 4CPU3026            
2Pirarucu 3.3.5 64-bit3026            
3Pirarucu 2.9.5 64-bit 4CPU3024            
4Pirarucu 3.0.7 64-bit3013            
5Pirarucu 3.2.4 64-bit2995            
6Pirarucu 2.9.5 64-bit2967            
7Pirarucu 2.7.4 64-bit2950       34 − 26
+13−5=42
+10
    
8Pirarucu 2.6.1 64-bit2926      26 − 34
+5−13=42
−10
 11.5 − 8.5
+7−4=9
−30
   
9Pirarucu 2.3.8 64-bit2851       8.5 − 11.5
+4−7=9
+30
    
10Pirarucu 2.2.2 64-bit2698            
11Pirarucu 2.1.1 64-bit2550            
12Pirarucu 1.9.2 64-bit2238            
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
#NameElo123456789101112
1Pirarucu 2.7.4 64-bit 4CPU3026 47.952.480.397.7100.0100.0100.0100.0100.0100.0100.0
2Pirarucu 3.3.5 64-bit302652.1 53.981.597.9100.0100.0100.0100.0100.0100.0100.0
3Pirarucu 2.9.5 64-bit 4CPU302447.646.1 70.992.399.8100.0100.0100.0100.0100.0100.0
4Pirarucu 3.0.7 64-bit301319.718.529.1 89.8100.0100.0100.0100.0100.0100.0100.0
5Pirarucu 3.2.4 64-bit29952.32.17.710.2 97.199.9100.0100.0100.0100.0100.0
6Pirarucu 2.9.5 64-bit29670.00.00.20.02.9 89.299.8100.0100.0100.0100.0
7Pirarucu 2.7.4 64-bit29500.00.00.00.00.110.8 97.3100.0100.0100.0100.0
8Pirarucu 2.6.1 64-bit29260.00.00.00.00.00.22.7 100.0100.0100.0100.0
9Pirarucu 2.3.8 64-bit28510.00.00.00.00.00.00.00.0 100.0100.0100.0
10Pirarucu 2.2.2 64-bit26980.00.00.00.00.00.00.00.00.0 100.0100.0
11Pirarucu 2.1.1 64-bit25500.00.00.00.00.00.00.00.00.00.0 100.0
12Pirarucu 1.9.2 64-bit22380.00.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789101112
1Pirarucu 2.7.4 64-bit 4CPU3026 01541081815215825424300
2Pirarucu 3.3.5 64-bit30260 02744061200360000
3Pirarucu 2.9.5 64-bit 4CPU30241540 000000000
4Pirarucu 3.0.7 64-bit30131082740 50469620820610656240
5Pirarucu 3.2.4 64-bit2995184060504 2244242824200
6Pirarucu 2.9.5 64-bit29671521200696224 550458604206
7Pirarucu 2.7.4 64-bit29501580020842550 6409612400
8Pirarucu 2.6.1 64-bit292625436020642458640 24613600
9Pirarucu 2.3.8 64-bit28512400106826096246 338680
10Pirarucu 2.2.2 64-bit2698300564242124136338 1960
11Pirarucu 2.1.1 64-bit255000024000068196 48
12Pirarucu 1.9.2 64-bit2238000006000048 
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
#NameElo123456789101112
1Pirarucu 2.7.4 64-bit 4CPU3026 0.015.36.91.39.48.916.41.70.20.00.0
2Pirarucu 3.3.5 64-bit30260.0 0.018.331.27.80.02.50.00.00.00.0
3Pirarucu 2.9.5 64-bit 4CPU302415.30.0 0.00.00.00.00.00.00.00.00.0
4Pirarucu 3.0.7 64-bit30136.918.30.0 33.940.611.112.57.03.11.80.0
5Pirarucu 3.2.4 64-bit29951.331.20.033.9 14.72.52.96.22.60.00.0
6Pirarucu 2.9.5 64-bit29679.47.80.040.614.7 28.827.23.92.30.00.4
7Pirarucu 2.7.4 64-bit29508.90.00.011.12.528.8 34.75.66.20.00.0
8Pirarucu 2.6.1 64-bit292616.42.50.012.52.927.234.7 16.77.70.00.0
9Pirarucu 2.3.8 64-bit28511.70.00.07.06.23.95.616.7 20.76.00.0
10Pirarucu 2.2.2 64-bit26980.20.00.03.12.62.36.27.720.7 13.70.0
11Pirarucu 2.1.1 64-bit25500.00.00.01.80.00.00.00.06.013.7 4.2
12Pirarucu 1.9.2 64-bit22380.00.00.00.00.00.40.00.00.00.04.2 
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 121 common opponents

Custom engine selection
NameEloPirarucu
2.7.4
64-bit
4CPU
Pirarucu
3.3.5
64-bit
Pirarucu
2.9.5
64-bit
4CPU
Pirarucu
3.0.7
64-bit
Pirarucu
3.2.4
64-bit
Pirarucu
2.9.5
64-bit
Pirarucu
2.7.4
64-bit
Pirarucu
2.6.1
64-bit
Pirarucu
2.3.8
64-bit
Pirarucu
2.2.2
64-bit
Pirarucu
2.1.1
64-bit
Pirarucu
1.9.2
64-bit
Xiphos 0.4 64-bit3146 41%
6.5/16
 28%
4.5/16
31%
2.5/8
14%
2/14
 22%
4.5/20
    
Schooner 2.1 64-bit3133 31%
5/16
 34%
5.5/16
12%
1/8
       
Laser 1.6 64-bit3131   41%
6.5/16
25%
2/8
21%
3/14
      
Chiron 4 64-bit3115    12%
1/8
36%
5/14
      
Pedone 2.0 64-bit3111 41%
6.5/16
  39%
7/18
       
SlowChess Blitz Classic 1.9 64-bit3105   34%
5.5/16
31%
2.5/8
       
Strelka 5.5 64-bit310444%
14/32
      18%
3.5/20
    
NirvanaChess 2.4 64-bit3101    25%
0.5/2
32%
4.5/14
      
Wasp 3.50 64-bit 4CPU310142%
2.5/6
 25%
1/4
         
Equinox 3.20 64-bit3095   44%
7/16
25%
2/8
18%
2.5/14
      
Fritz 15 64-bit3094    19%
1.5/8
43%
6/14
      
Nemorino 5.00 64-bit3087   47%
7.5/16
25%
0.5/2
  22%
4.5/20
    
Hannibal 1.7 64-bit3081 44%
7/16
 38%
6/16
        
Arasan 21.2 64-bit3078     29%
4/14
29%
10/34
     
chess22k 1.14 64-bit3074 28%
4.5/16
  25%
0.5/2
       
ChessBrainVB 3.743069   43%
6/14
25%
0.5/2
       
Rodent III 0.276 64-bit 4CPU306850%
3/6
 42%
10/24
         
RubiChess 1.3 64-bit 4CPU306754%
22.5/42
 36%
5/14
         
Demolito 2018-10-29 64-bit 4CPU306650%
8/16
 25%
1/4
         
Wasp 3.75 64-bit3063   31%
7.5/24
40%
4/10
       
NameEloPirarucu
2.7.4
64-bit
4CPU
Pirarucu
3.3.5
64-bit
Pirarucu
2.9.5
64-bit
4CPU
Pirarucu
3.0.7
64-bit
Pirarucu
3.2.4
64-bit
Pirarucu
2.9.5
64-bit
Pirarucu
2.7.4
64-bit
Pirarucu
2.6.1
64-bit
Pirarucu
2.3.8
64-bit
Pirarucu
2.2.2
64-bit
Pirarucu
2.1.1
64-bit
Pirarucu
1.9.2
64-bit
chess22k 1.13 64-bit3063   48%
12.5/26
38%
4.5/12
       
ChessBrainVB 3.723062     31%
5.5/18
34%
11/32
     
Vajolet2 2.6 64-bit3060      35%
12.5/36
30%
6/20
    
iCE 4.0 64-bit3060   44%
7/16
40%
4/10
       
chess22k 1.12 64-bit3049     32%
4.5/14
39%
12.5/32
42%
5/12
    
Wasp 3.60 64-bit3040   38%
6/16
 38%
6/16
      
Senpai 2.0 64-bit3033   50%
4/8
 25%
1/4
40%
14.5/36
32%
6.5/20
    
Sting SF 15 64-bit3032   12%
0.5/4
 38%
9/24
      
Wasp 3.50 64-bit3030     42%
7.5/18
39%
22/57
     
Bobcat 8.0 64-bit 4CPU302642%
2.5/6
 65%
6.5/10
         
SmarThink 1.98 64-bit302650%
16/32
  54%
6.5/12
50%
2/4
38%
1.5/4
      
Cheng 4.39 64-bit 4CPU301042%
2.5/6
 45%
4.5/10
         
Sting SF 19 64-bit3008 53%
9.5/18
  50%
4/8
       
Winter 0.7 64-bit3004   50%
12/24
38%
12/32
       
Hakkapeliitta TCEC v2 64-bit300034%
11/32
  33%
4/12
 38%
3/8
 48%
10.5/22
    
Sting SF 9 64-bit3000   41%
6.5/16
  50%
10/20
 50%
4/8
   
Monolith 2 64-bit2998 60%
15.5/26
  68%
9.5/14
       
Defenchess 1.1f 64-bit2997   50%
2/4
 50%
4/8
35%
12.5/36
     
Rybka 3 32-bit2996 50%
8/16
 53%
8.5/16
62%
5/8
54%
7.5/14
      
Rodent III 0.281 64-bit2993   48%
11.5/24
 44%
8/18
      
NameEloPirarucu
2.7.4
64-bit
4CPU
Pirarucu
3.3.5
64-bit
Pirarucu
2.9.5
64-bit
4CPU
Pirarucu
3.0.7
64-bit
Pirarucu
3.2.4
64-bit
Pirarucu
2.9.5
64-bit
Pirarucu
2.7.4
64-bit
Pirarucu
2.6.1
64-bit
Pirarucu
2.3.8
64-bit
Pirarucu
2.2.2
64-bit
Pirarucu
2.1.1
64-bit
Pirarucu
1.9.2
64-bit
Critter 0.90 32-bit2990 66%
10.5/16
 47%
7.5/16
50%
4/8
43%
6/14
      
chess22k 1.11 64-bit2990       37%
9.5/26
25%
2/8
   
Rodent IV 022 64-bit2987 55%
5.5/10
  44%
7/16
       
Demolito 2019-04-27 64-bit2986   50%
8/16
 43%
9.5/22
      
Rodent III 0.275 64-bit2986     45%
10/22
 38%
9/24
    
Topple 0.7.5 64-bit2986 52%
12.5/24
  69%
5.5/8
       
Wasp 3.0 64-bit2984       43%
15.5/36
31%
2.5/8
   
RubiChess 1.3 64-bit2981     50%
2/4
42%
8/19
     
Deuterium 2019.2.37.73 64-bit2980 57%
12.5/22
 52%
14.5/28
52%
14.5/28
       
Minic 2.0 64-bit2979 56%
10/18
  50%
1/2
       
Demolito 2018-10-29 64-bit2978     47%
8.5/18
25%
1/4
43%
14.5/34
    
Stockfish 1.7.1 32-bit2978 72%
11.5/16
 59%
9.5/16
 21%
3/14
      
Combusken 1.1.0 64-bit2974 56%
10/18
  25%
0.5/2
       
Godel 7.0 64-bit2974 60%
15.5/26
  50%
3/6
       
Amoeba 3.1 64-bit2971 59%
13/22
  58%
10.5/18
       
Winter 0.5 64-bit 4CPU296475%
7.5/10
 60%
6/10
         
Amoeba 3.0 64-bit2957   47%
15/32
 51%
20.5/40
      
SlowChess Blitz Classic 1.5 64-bit2955   62%
2.5/4
    45%
9/20
   
Deuterium 2019.1.36.50 64-bit2954   72%
14.5/20
 60%
15.5/26
38%
1.5/4
     
Lc0 0.20.1 w11258 64-bit295460%
6/10
    0%
0/4
67%
8/12
     
NameEloPirarucu
2.7.4
64-bit
4CPU
Pirarucu
3.3.5
64-bit
Pirarucu
2.9.5
64-bit
4CPU
Pirarucu
3.0.7
64-bit
Pirarucu
3.2.4
64-bit
Pirarucu
2.9.5
64-bit
Pirarucu
2.7.4
64-bit
Pirarucu
2.6.1
64-bit
Pirarucu
2.3.8
64-bit
Pirarucu
2.2.2
64-bit
Pirarucu
2.1.1
64-bit
Pirarucu
1.9.2
64-bit
Naum 4 64-bit2954 66%
10.5/16
 44%
7/16
56%
4.5/8
       
The Baron 3.44 64-bit 4CPU293985%
8.5/10
 65%
6.5/10
         
Marvin 3.4.0 64-bit2938   88%
3.5/4
79%
9.5/12
   33%
4/12
   
Crafty 25.2 64-bit2932     64%
9/14
 56%
14.5/26
    
Naum 4 32-bit2930     64%
9/14
52%
10.5/20
     
Amoeba 2.8 64-bit292752%
16.5/32
    64%
11.5/18
43%
15.5/36
58%
15/26
    
Winter 0.6 64-bit2927   62%
10/16
 57%
25/44
      
Pirarucu 2.6.1 64-bit2926      57%
34/60
 42%
8.5/20
   
Bobcat 8.0 64-bit2924   38%
1.5/4
   50%
2/4
44%
3.5/8
   
Godel 6.0 64-bit2924   50%
10/20
62%
5/8
   21%
3/14
   
Cheng 4.39 64-bit2921   59%
9.5/16
100%
2/2
56%
10/18
48%
11.5/24
43%
12/28
    
Deep Junior Yokohama 64-bit2919     68%
9.5/14
 62%
2.5/4
    
Dirty CUCUMBER 64-bit291970%
22.5/32
  54%
6.5/12
50%
1/2
57%
12.5/22
61%
22/36
58%
7/12
    
Crafty 25.3 64-bit2913   62%
2.5/4
    42%
5/12
   
Deuterium 2018.1.35.514 64-bit291359%
19/32
      48%
10.5/22
56%
4.5/8
   
Crafty 25.6 64-bit2910 75%
12/16
  62%
2.5/4
       
Topple 0.7.3 64-bit2910   50%
2/4
69%
5.5/8
       
RubiChess 1.2.1 64-bit2908      52%
10.5/20
50%
16/32
    
Lc0 0.20.2 w32930 64-bit2905   66%
10.5/16
 50%
2/4
      
Quazar 0.4 64-bit2905    62%
5/8
71%
10/14
      
NameEloPirarucu
2.7.4
64-bit
4CPU
Pirarucu
3.3.5
64-bit
Pirarucu
2.9.5
64-bit
4CPU
Pirarucu
3.0.7
64-bit
Pirarucu
3.2.4
64-bit
Pirarucu
2.9.5
64-bit
Pirarucu
2.7.4
64-bit
Pirarucu
2.6.1
64-bit
Pirarucu
2.3.8
64-bit
Pirarucu
2.2.2
64-bit
Pirarucu
2.1.1
64-bit
Pirarucu
1.9.2
64-bit
Toga II 4.0 64-bit2905     50%
2/4
54%
19.5/36
55%
11/20
    
Atlas 3.91 64-bit2899   79%
19/24
69%
5.5/8
64%
9/14
54%
13/24
  22%
7/32
  
EXchess 7.97b 64-bit2894     57%
8/14
  31%
2.5/8
   
Winter 0.5 64-bit2894     50%
2/4
  25%
3.5/14
   
Topple 0.7.1 64-bit2889   62%
15/24
 75%
6/8
      
Scorpio 2.8 64-bit2886     64%
9/14
 50%
10/20
46%
5.5/12
   
The Baron 3.44 64-bit2866    100%
2/2
 61%
19.5/32
     
Gaviota 1.0 64-bit2860     64%
9/14
 48%
10.5/22
    
Marvin 3.3.2 64-bit2858   78%
12.5/16
 71%
8.5/12
      
Tucano 7.06 64-bit2853     25%
0.5/2
60%
14.5/24
60%
12/20
    
Thinker 5.4c Inert 32-bit2849     86%
12/14
58%
11.5/20
     
Fruit Reloaded 3.2.1 64-bit2837      69%
25/36
68%
15/22
50%
2/4
34%
11/32
  
Zurichess Neuchatel 64-bit2828    75%
6/8
   58%
7/12
   
Tucano 7.05 64-bit2824       60%
6/10
54%
6.5/12
   
Deep Junior 11.2 32-bit2817        62%
5/8
40%
4/10
  
Godel 4.4.5 64-bit2815       80%
17.5/22
75%
3/4
55%
5.5/10
  
GNU Chess 5.60 64-bit2813    62%
5/8
   75%
6/8
50%
5/10
  
Hannibal 1.0a 32-bit2801        62%
5/8
40%
4/10
  
Marvin 3.1.0 64-bit2791       61%
13.5/22
50%
2/4
30%
9/30
  
RofChade 1.0 64-bit2775       55%
11/20
58%
7/12
   
NameEloPirarucu
2.7.4
64-bit
4CPU
Pirarucu
3.3.5
64-bit
Pirarucu
2.9.5
64-bit
4CPU
Pirarucu
3.0.7
64-bit
Pirarucu
3.2.4
64-bit
Pirarucu
2.9.5
64-bit
Pirarucu
2.7.4
64-bit
Pirarucu
2.6.1
64-bit
Pirarucu
2.3.8
64-bit
Pirarucu
2.2.2
64-bit
Pirarucu
2.1.1
64-bit
Pirarucu
1.9.2
64-bit
Carballo 1.7 64-bit2738        54%
6.5/12
50%
13/26
  
Shield 2.1 64-bit2730        56%
4.5/8
40%
9.5/24
  
Devel 2.00002725        81%
6.5/8
48%
20/42
  
GreKo 2018.07 64-bit2709        79%
30/38
50%
12/24
50%
4/8
 
Gogobello 1.4 64-bit2688        81%
6.5/8
46%
21/46
  
WyldChess 1.51 64-bit2684        69%
5.5/8
62%
2.5/4
  
Counter 2.7 64-bit2674        56%
4.5/8
25%
2.5/10
  
tomitankChess 2.0 64-bit2658        75%
6/8
50%
11/22
30%
9/30
 
Winter 0.2 64-bit2655        75%
6/8
65%
22/34
  
ECE X3 64-bit2646         62%
2.5/4
31%
2.5/8
 
DanaSah 7.32640         59%
19/32
44%
3.5/8
 
Monolith 0.4 64-bit2609         63%
19/30
44%
3.5/8
 
Brutus 8.05 64-bit2589        81%
6.5/8
 29%
3.5/12
 
Petir 4.392588         65%
6.5/10
25%
2/8
 
RubiChess 0.9 64-bit2554         75%
21/28
31%
2.5/8
 
Orion 0.5 64-bit2528100%
1/1
        68%
19/28
  
Bagatur 1.5e 64-bit2517         75%
7.5/10
56%
4.5/8
 
Pepito 1.59.2 64-bit2497   94%
15/16
      56%
4.5/8
 
RubiChess 0.8 64-bit2459          69%
5.5/8
22%
8/36
Popochin 4.1 64-bit2397          62%
5/8
22%
7/32
NameEloPirarucu
2.7.4
64-bit
4CPU
Pirarucu
3.3.5
64-bit
Pirarucu
2.9.5
64-bit
4CPU
Pirarucu
3.0.7
64-bit
Pirarucu
3.2.4
64-bit
Pirarucu
2.9.5
64-bit
Pirarucu
2.7.4
64-bit
Pirarucu
2.6.1
64-bit
Pirarucu
2.3.8
64-bit
Pirarucu
2.2.2
64-bit
Pirarucu
2.1.1
64-bit
Pirarucu
1.9.2
64-bit
Bubble 1.52012     100%
2/2
     83%
26.5/32
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%

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:
  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 August 8, 2020