CCRL 40/40
Downloads and Statistics
June 15, 2019
Testing summary:
Total: 1'059'406 games
played by 2'473 programs
144801 CPU days (X2 4600+)

White wins: 368'317 (34.8%)
Black wins: 274'199 (25.9%)
Draws: 416'890 (39.4%)
White score: 54.4%

Custom engine selection

Comparing 10 engines!
10 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 June 15, 2019 with Bayeselo based on 1'059'406 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+
1Tucano 7.06 64-bit2847+21−2149.8%−3.049.6%696 
69.0%
 Tucano 7.07 64-bit2840+18−1848.6%+10.439.9%990
87.9%
 Tucano 7.00 64-bit2824+19−1952.2%−18.342.6%846
52.1%
 Tucano 7.05 64-bit2823+29−2951.4%−7.841.5%388
100.0%
 Tucano 6.00 64-bit2724+16−1647.4%+15.840.0%1369
100.0%
 Tucano 5.00 64-bit2679+18−1849.7%+0.741.7%987
80.8%
 Tucano 4.00 64-bit2666+25−2550.3%−1.834.6%546
99.5%
 Tucano 3.00 64-bit2620+24−2448.1%+12.637.2%562
99.1%
 Tucano 2.00 64-bit2573+30−3147.4%+16.637.4%345
93.3%
 Tucano 1.042540+30−3047.2%+17.736.5%359
 

Results matrix

Custom engine selection
#NameElo12345678910
1Tucano 7.06 64-bit2847          
2Tucano 7.07 64-bit2840          
3Tucano 7.00 64-bit2824          
4Tucano 7.05 64-bit2823          
5Tucano 6.00 64-bit2724          
6Tucano 5.00 64-bit2679          
7Tucano 4.00 64-bit2666          
8Tucano 3.00 64-bit2620          
9Tucano 2.00 64-bit2573          
10Tucano 1.042540          
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
#NameElo12345678910
1Tucano 7.06 64-bit2847 69.094.390.9100.0100.0100.0100.0100.0100.0
2Tucano 7.07 64-bit284031.0 87.983.5100.0100.0100.0100.0100.0100.0
3Tucano 7.00 64-bit28245.712.1 52.1100.0100.0100.0100.0100.0100.0
4Tucano 7.05 64-bit28239.116.547.9 100.0100.0100.0100.0100.0100.0
5Tucano 6.00 64-bit27240.00.00.00.0 100.0100.0100.0100.0100.0
6Tucano 5.00 64-bit26790.00.00.00.00.0 80.8100.0100.0100.0
7Tucano 4.00 64-bit26660.00.00.00.00.019.2 99.5100.0100.0
8Tucano 3.00 64-bit26200.00.00.00.00.00.00.5 99.1100.0
9Tucano 2.00 64-bit25730.00.00.00.00.00.00.00.9 93.3
10Tucano 1.0425400.00.00.00.00.00.00.00.06.7 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678910
1Tucano 7.06 64-bit2847 370374693174120000
2Tucano 7.07 64-bit2840370 228663600000
3Tucano 7.00 64-bit2824374228 241572300000
4Tucano 7.05 64-bit282369366241 133120030
5Tucano 6.00 64-bit272417436572133 42070181218
6Tucano 5.00 64-bit26791203012420 595283171142
7Tucano 4.00 64-bit2666000070595 30021064
8Tucano 3.00 64-bit2620000018283300 334155
9Tucano 2.00 64-bit2573000312171210334 223
10Tucano 1.04254000001814264155223 
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
#NameElo12345678910
1Tucano 7.06 64-bit2847 21.924.363.98.40.70.00.00.00.0
2Tucano 7.07 64-bit284021.9 12.44.81.50.00.00.00.00.0
3Tucano 7.00 64-bit282424.312.4 19.525.81.60.00.00.00.0
4Tucano 7.05 64-bit282363.94.819.5 7.60.90.00.00.40.0
5Tucano 6.00 64-bit27248.41.525.87.6 17.83.70.90.71.0
6Tucano 5.00 64-bit26790.70.01.60.917.8 38.818.312.810.5
7Tucano 4.00 64-bit26660.00.00.00.03.738.8 27.123.67.1
8Tucano 3.00 64-bit26200.00.00.00.00.918.327.1 36.816.8
9Tucano 2.00 64-bit25730.00.00.00.40.712.823.636.8 31.7
10Tucano 1.0425400.00.00.00.01.010.57.116.831.7 
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 159 common opponents

Custom engine selection
NameEloTucano
7.06
64-bit
Tucano
7.07
64-bit
Tucano
7.00
64-bit
Tucano
7.05
64-bit
Tucano
6.00
64-bit
Tucano
5.00
64-bit
Tucano
4.00
64-bit
Tucano
3.00
64-bit
Tucano
2.00
64-bit
Tucano
1.04
chess22k 1.11 64-bit298938%
7.5/20
  45%
4.5/10
      
RubiChess 1.3 64-bit297912%
0.5/4
20%
8/40
        
Chiron 1.5 64-bit296535%
7/20
  25%
2.5/10
      
Deuterium 2019.1.36.50 64-bit295625%
1/4
42%
17/40
        
Pirarucu 2.6.1 64-bit292540%
8/20
  40%
4/10
      
Cheng 4.39 64-bit292250%
2/4
  50%
0.5/1
      
Dirty CUCUMBER 64-bit291538%
3/8
42%
17/40
38%
4.5/12
       
Deuterium 2018.1.35.514 64-bit291325%
1/4
 41%
16.5/40
       
Demolito 2018-03-01 64-bit291035%
7/20
  45%
4.5/10
      
Amoeba 2.7 64-bit290445%
9/20
  20%
2/10
      
Atlas 3.91 64-bit290050%
2/4
38%
1.5/4
61%
8.5/14
       
Hiarcs 13.2289738%
7.5/20
  35%
3.5/10
20%
2/10
     
EXchess 7.97b 64-bit289325%
1/4
 61%
8.5/14
 25%
2/8
     
Winter 0.5 64-bit289338%
1.5/4
35%
14/40
54%
7.5/14
       
Gull 1.0a 32-bit288638%
7.5/20
  50%
5/10
25%
2.5/10
     
Scorpio 2.8 64-bit288512%
0.5/4
 44%
7/16
62%
2.5/4
      
Protector 1.4.0 32-bit2879  25%
2.5/10
 20%
2/10
     
Godel 5.5.1 64-bit286838%
1.5/4
51%
22.5/44
        
Thinker 5.4d Inert 64-bit2865 41%
16.5/40
35%
3.5/10
       
The Baron 3.44 64-bit286145%
9/20
39%
17/44
        
NameEloTucano
7.06
64-bit
Tucano
7.07
64-bit
Tucano
7.00
64-bit
Tucano
7.05
64-bit
Tucano
6.00
64-bit
Tucano
5.00
64-bit
Tucano
4.00
64-bit
Tucano
3.00
64-bit
Tucano
2.00
64-bit
Tucano
1.04
Gaviota 1.0 64-bit2860 45%
18/40
75%
1.5/2
       
Dirty 30Apr2017 64-bit2856  38%
6/16
62%
2.5/4
25%
2/8
     
MinkoChess 1.3 64-bit28540%
0/2
 45%
4.5/10
       
Marvin 3.3.2 64-bit285250%
6/12
50%
2/4
        
Atlas 3.80 64-bit2848    38%
1.5/4
25%
1/4
    
Nemo 1.0.1 64-bit284825%
0.5/2
 50%
1/2
       
DisasterArea 1.65 64-bit28460%
0/2
 46%
11/24
 31%
2.5/8
     
Tornado 8.0 64-bit284456%
14.5/26
50%
20/40
50%
10/20
45%
4.5/10
12%
1.5/12
     
Scorpio 2.9 MCTS 64-bit284250%
2/4
75%
3/4
        
The Baron 3.43 64-bit283967%
2/3
 62%
2.5/4
46%
12/26
      
Marvin 3.2.0 64-bit283650%
7/14
 38%
6/16
       
Counter 3.2 64-bit283258%
11.5/20
51%
22.5/44
        
Fruit Reloaded 3.2.1 64-bit283217%
1/6
50%
22/44
45%
4.5/10
38%
1.5/4
      
Murka 3 64-bit282450%
1/2
 50%
1/2
       
Rybka 1.0 64-bit282450%
10/20
  60%
6/10
      
Tornado 6.0 64-bit2820    15%
1.5/10
40%
4/10
    
Zurichess Neuchatel 64-bit282060%
15.5/26
38%
1.5/4
56%
18/32
46%
12.5/27
      
Toga II 3.1.2SE281860%
12/20
  70%
7/10
      
Tornado 7.0 64-bit2817    38%
6/16
25%
1/4
    
Ethereal 8.37 64-bit281558%
11.5/20
  50%
5/10
12%
0.5/4
     
NameEloTucano
7.06
64-bit
Tucano
7.07
64-bit
Tucano
7.00
64-bit
Tucano
7.05
64-bit
Tucano
6.00
64-bit
Tucano
5.00
64-bit
Tucano
4.00
64-bit
Tucano
3.00
64-bit
Tucano
2.00
64-bit
Tucano
1.04
Godel 4.4.5 64-bit281456%
19/34
  54%
13/24
      
GNU Chess 5.60 64-bit281158%
11.5/20
 50%
5/10
40%
4/10
 50%
2/4
    
Monolith 1.0 64-bit279557%
17/30
38%
1.5/4
 65%
6.5/10
      
Rhetoric 1.4.3 64-bit279475%
1.5/2
 42%
5/12
 38%
20.5/54
     
GnuCheese 1.00 64-bit2793    29%
7/24
50%
2/4
    
Loop 13.6 (Loop 2007) 64-bit2790    25%
0.5/2
25%
0.5/2
    
Marvin 3.1.0 64-bit279062%
12.5/20
 50%
2/4
54%
7.5/14
      
Crafty 23.6 64-bit278858%
11.5/20
 75%
7.5/10
45%
4.5/10
45%
4.5/10
     
RuyDos 1.1.0 64-bit278760%
12/20
 58%
3.5/6
55%
5.5/10
      
The Baron 3.29 64-bit2785    44%
3.5/8
38%
1.5/4
    
Octochess r5506 64-bit2782  56%
13.5/24
38%
1.5/4
46%
5.5/12
     
RuyDos 1.1.6 64-bit2782  55%
21/38
62%
2.5/4
      
Scorpio 2.7.6 64-bit2782     25%
2/8
50%
2/4
   
Pawny 1.2 64-bit2778  60%
12/20
 37%
9.5/26
     
EXchess 7.31b 64-bit2777     50%
5/10
50%
5/10
   
Naraku 1.42776    39%
5.5/14
0%
0/2
    
Frenzee 3.5.19 64-bit2775    38%
1.5/4
38%
1.5/4
    
RubiChess 1.1 64-bit277455%
11/20
  44%
8/18
      
Octochess r5190 64-bit2772    25%
0.5/2
25%
1/4
25%
1/4
   
Dirty 20Apr2013 64-bit2770     25%
1.5/6
38%
1.5/4
   
NameEloTucano
7.06
64-bit
Tucano
7.07
64-bit
Tucano
7.00
64-bit
Tucano
7.05
64-bit
Tucano
6.00
64-bit
Tucano
5.00
64-bit
Tucano
4.00
64-bit
Tucano
3.00
64-bit
Tucano
2.00
64-bit
Tucano
1.04
Twisted Logic 20100131x 64-bit2768  30%
3/10
 47%
7.5/16
0%
0/2
    
RuyDos 1.0.27 64-bit2763  64%
7/11
 38%
1.5/4
     
BugChess2 1.9 64-bit2762    33%
2/6
50%
2/4
    
GNU Chess 5.50 64-bit2758     25%
1/4
50%
2/4
   
Bison 9.11 64-bit2755    50%
2/4
62%
2.5/4
    
Ktulu 92755    30%
3/10
62%
2.5/4
    
Spike 1.2 Turin2746     42%
8.5/20
30%
3/10
   
Amoeba 2.3 64-bit2745  60%
6/10
 42%
5/12
     
Chronos 1.9.9 64-bit2739    75%
3/4
25%
1/4
    
Carballo 1.7 64-bit2738  75%
6/8
62%
2.5/4
42%
7.5/18
     
Godel 3.4.9 64-bit2727    58%
11.5/20
32%
15.5/49
29%
4/14
   
Bobcat 3.25 64-bit2725     50%
2.5/5
 25%
0.5/2
12%
0.5/4
 
ProDeo 2.22723  68%
15/22
 54%
13/24
     
Marvin 2.2.0 64-bit2718  70%
7/10
 54%
7.5/14
     
Rhetoric 1.4 64-bit2711     68%
7.5/11
43%
6/14
   
Carballo 1.6 64-bit2710  60%
6/10
 35%
3.5/10
     
GreKo 2018.07 64-bit270760%
12/20
  65%
6.5/10
      
iCE 1.0 64-bit2706      35%
3.5/10
0%
0/2
31%
5/16
 
Ktulu 82705     20%
2/10
50%
5/10
35%
3.5/10
  
Chess Tiger 2007.12704    58%
3.5/6
67%
4/6
 25%
0.5/2
  
NameEloTucano
7.06
64-bit
Tucano
7.07
64-bit
Tucano
7.00
64-bit
Tucano
7.05
64-bit
Tucano
6.00
64-bit
Tucano
5.00
64-bit
Tucano
4.00
64-bit
Tucano
3.00
64-bit
Tucano
2.00
64-bit
Tucano
1.04
Pawny 1.1 64-bit2702    50%
9/18
68%
19/28
    
Chessmaster 11 Aiglos II2701  75%
7.5/10
 100%
4/4
25%
1/4
    
Chessmaster 11 Archangel2694    57%
8/14
30%
3/10
    
Delfi 5.42690     38%
1.5/4
50%
4/8
0%
0/2
  
Devel 1.80902690  95%
9.5/10
 54%
6.5/12
     
Atlas 3.60 64-bit2688      42%
8.5/20
38%
1.5/4
  
Gogobello 1.4 64-bit2687  62%
2.5/4
 44%
3.5/8
     
Ethereal 8.19 64-bit2685  75%
7.5/10
 65%
6.5/10
     
Fridolin 3.10 64-bit268482%
11.5/14
76%
30.5/40
        
Chess Tiger 20072682     45%
4.5/10
 45%
4.5/10
  
ProDeo 2.02682    64%
9/14
42%
7.5/18
    
WyldChess 1.51 64-bit2682  50%
5/10
 42%
7.5/18
     
Daydreamer 1.75 64-bit2680     57%
4/7
50%
4/8
   
Cheese 1.7 64-bit2678    55%
5.5/10
38%
10/26
    
ProDeo 1.852675       0%
0/2
50%
5/10
 
chess22k 1.4 64-bit2675  70%
7/10
 50%
5/10
     
Djinn 1.021 64-bit2668    56%
4.5/8
50%
25/50
60%
15.5/26
   
RedQueen 1.1.98 64-bit2668100%
2/2
 75%
4.5/6
 70%
21/30
     
Movei 00.8.438 (10 10 10)2667     50%
1/2
58%
3.5/6
   
Chessmaster 112665     55%
5.5/10
53%
8.5/16
   
NameEloTucano
7.06
64-bit
Tucano
7.07
64-bit
Tucano
7.00
64-bit
Tucano
7.05
64-bit
Tucano
6.00
64-bit
Tucano
5.00
64-bit
Tucano
4.00
64-bit
Tucano
3.00
64-bit
Tucano
2.00
64-bit
Tucano
1.04
ProDeo 1.872664     38%
1.5/4
58%
11.5/20
   
Alaric 7072661     50%
1/2
31%
2.5/8
   
Vajolet 2.032661       25%
0.5/2
29%
7.5/26
 
Atlas 3.50 64-bit2660       53%
8.5/16
50%
3/6
 
Pawny 1.0 64-bit2660     55%
11.5/21
39%
8.5/22
40%
10.5/26
38%
3/8
 
RedQueen 1.1.97 64-bit2660     51%
23.5/46
50%
10/20
   
CM9000 Enforcer2658     62%
2.5/4
 50%
1/2
  
Godel 2.3.7 64-bit2658       50%
4/8
25%
0.5/2
0%
0/2
The Baron 2.23 64-bit2656     25%
0.5/2
29%
3.5/12
50%
1/2
  
CM10th Lazarus2654     50%
2/4
100%
2/2
100%
2/2
0%
0/2
 
Philou 3.7.1 64-bit2652    50%
2/4
55%
11/20
100%
2/2
50%
6/12
44%
3.5/8
0%
0/2
Cyrano 0.6b17 64-bit2648     50%
1/2
43%
6/14
50%
1/2
  
Rotor 0.7a2645      55%
5.5/10
  38%
1.5/4
Gandalf 7 64-bit2642   50%
0.5/1
60%
14.5/24
     
Cheng3 1.07 64-bit2636        25%
1.5/6
20%
2/10
Gandalf 62633       25%
1/4
 25%
0.5/2
Alfil 13.1 64-bit2629     50%
4/8
50%
9/18
45%
4.5/10
60%
6/10
25%
2/8
Rotor 0.82628     56%
10/18
38%
3/8
34%
5.5/16
35%
9/26
 
NoraGrace 2.0 64-bit2625    50%
4/8
62%
7.5/12
   25%
1/4
Ruffian 2.1.02624       62%
2.5/4
 50%
1/2
NameEloTucano
7.06
64-bit
Tucano
7.07
64-bit
Tucano
7.00
64-bit
Tucano
7.05
64-bit
Tucano
6.00
64-bit
Tucano
5.00
64-bit
Tucano
4.00
64-bit
Tucano
3.00
64-bit
Tucano
2.00
64-bit
Tucano
1.04
Nebula 2.0 64-bit2623     38%
1.5/4
62%
5/8
50%
9/18
45%
4.5/10
25%
1/4
Zappa 1.1 64-bit2615      50%
1/2
62%
2.5/4
42%
2.5/6
 
Godel 2.05 64-bit2609       60%
6/10
 29%
2/7
Naum 1.91 64-bit2609       75%
1.5/2
50%
4/8
62%
2.5/4
Donna 4.0 64-bit2605    50%
2/4
62%
2.5/4
    
Rodent 0.16 64-bit2603        50%
7/14
50%
2/4
Djinn 0.987 64-bit2602       62%
2.5/4
58%
7/12
 
Rodin 7.02601     64%
24.5/38
83%
5/6
   
Glass 2.0 64-bit2597     62%
2.5/4
42%
7.5/18
58%
7/12
53%
8.5/16
25%
1/4
Glass 1.9 64-bit2594     90%
9/10
   61%
8.5/14
GarboChess 3.0 64-bit2587     60%
6/10
 50%
1/2
50%
1/2
25%
3.5/14
Quazar 0.3b 32-bit2582       55%
5.5/10
25%
1/4
 
Jellyfish 1.1 64-bit2580    100%
4/4
62%
5/8
    
Rodent 0.15 64-bit2574       70%
7/10
 44%
3.5/8
GNU Chess 5.07.153b 64-bit2570      60%
6/10
56%
14/25
50%
2/4
 
Atlas 3.25 64-bit2569        32%
3.5/11
38%
7.5/20
DanaSah 5.072569     69%
5.5/8
75%
3/4
55%
11/20
  
Jellyfish 1.02567     35%
3.5/10
75%
1.5/2
   
Capivara LK 0.09b02g 64-bit256275%
1.5/2
 100%
2/2
 62%
8/13
     
Francesca MAD 0.192558        50%
2/4
64%
9/14
NameEloTucano
7.06
64-bit
Tucano
7.07
64-bit
Tucano
7.00
64-bit
Tucano
7.05
64-bit
Tucano
6.00
64-bit
Tucano
5.00
64-bit
Tucano
4.00
64-bit
Tucano
3.00
64-bit
Tucano
2.00
64-bit
Tucano
1.04
Capivara LK 0.09b02c 64-bit2557     75%
7.5/10
   60%
6/10
Arasan 12.0 64-bit2555        38%
1.5/4
44%
3.5/8
DanaSah 4.882555     70%
7/10
   25%
0.5/2
DanaSah 5.002552        42%
2.5/6
59%
9.5/16
Rodin 6.02551      88%
3.5/4
56%
4.5/8
56%
4.5/8
 
NirvanaChess 1.1 64-bit2549     85%
8.5/10
75%
7.5/10
70%
7/10
58%
3.5/6
 
nanoSzachy 4.0 64-bit2546       88%
3.5/4
57%
8/14
44%
8/18
GreKo 9.7 64-bit2544       45%
4.5/10
 62%
5/8
Rhetoric 1.1 64-bit2541       75%
3/4
 35%
3.5/10
Phalanx XXIV2537     81%
6.5/8
   60%
6/10
Sjakk 2.1 64-bit2525     60%
6/10
100%
2/2
   
Cheese 1.5 64-bit2519       70%
7/10
50%
5/10
 
Hakkapeliitta 1.0 64-bit2519     55%
5.5/10
75%
1.5/2
   
GreKo 10.0 64-bit2517        54%
6.5/12
62%
2.5/4
LittleThought 1.052 64-bit2500   100%
1/1
    83%
5/6
 
Cheese 1.4 64-bit2470        75%
3/4
88%
3.5/4
Tunguska 1.0 64-bit2129100%
1/1
 100%
2/2
       
Matheus 2.32041100%
2/2
 100%
2/2
       
Bubble 1.52011100%
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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Cross-tables show only best version of each engine
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Reference rating list:
Recalibrate:
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  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on June 15, 2019