CCRL 40/4
Downloads and Statistics
July 6, 2019
Testing summary:
Total: 2'062'148 games
played by 2'380 programs
27711 CPU days (X2 4600+)

White wins: 801'254 (38.9%)
Black wins: 648'494 (31.4%)
Draws: 612'400 (29.7%)
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 Intel CPU.
Computed on July 6, 2019 with Bayeselo based on 2'062'148 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+
1Topple 0.7.0 64-bit2837+19−1950.9%−5.631.7%1000 
69.2%
 Topple 0.5.0 64-bit2830+18−1852.0%−14.331.0%1024
73.5%
 Topple 0.5.0 64-bit 4CPU2822+18−1846.3%+25.730.8%1098
70.3%
 Topple 0.6.1 64-bit2816+13−1350.2%−1.330.5%2009
100.0%
 Topple 0.4.0 64-bit2719+30−3048.8%+10.031.0%378
81.7%
 Topple 0.3.5 64-bit2700+29−2950.4%−3.627.7%394
88.1%
 Topple 0.3.4 64-bit 4CPU2674+31−3167.6%−129.421.3%400
60.9%
 Topple 0.3.4 64-bit2669+18−1850.4%−6.725.8%1142
100.0%
 Topple 0.3.1 64-bit 4CPU2533+32−3243.1%+49.422.9%341
78.9%
 Topple 0.3.1 64-bit2517+22−2245.7%+31.524.2%735
100.0%
 Topple 0.2.1 64-bit2472+15−1549.2%+3.122.1%1548
100.0%
 Topple 0.1.1 64-bit2343+21−2156.0%−48.916.0%868
100.0%
 Topple 0.0.3 64-bit2044+18−1947.0%+21.119.3%1101
100.0%
 Topple 9e741b2 64-bit1770+37−3652.0%−6.38.6%325
 

Results matrix

Custom engine selection
#NameElo1234567891011121314
1Topple 0.7.0 64-bit2837              
2Topple 0.5.0 64-bit2830              
3Topple 0.5.0 64-bit 4CPU2822              
4Topple 0.6.1 64-bit2816              
5Topple 0.4.0 64-bit2719              
6Topple 0.3.5 64-bit2700              
7Topple 0.3.4 64-bit 4CPU2674              
8Topple 0.3.4 64-bit2669              
9Topple 0.3.1 64-bit 4CPU2533              
10Topple 0.3.1 64-bit2517              
11Topple 0.2.1 64-bit2472              
12Topple 0.1.1 64-bit2343              
13Topple 0.0.3 64-bit2044              
14Topple 9e741b2 64-bit1770              
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
1Topple 0.7.0 64-bit2837 69.287.096.6100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Topple 0.5.0 64-bit283030.8 73.589.5100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Topple 0.5.0 64-bit 4CPU282213.026.5 70.3100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Topple 0.6.1 64-bit28163.410.529.7 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
5Topple 0.4.0 64-bit27190.00.00.00.0 81.798.099.8100.0100.0100.0100.0100.0100.0
6Topple 0.3.5 64-bit27000.00.00.00.018.3 88.196.0100.0100.0100.0100.0100.0100.0
7Topple 0.3.4 64-bit 4CPU26740.00.00.00.02.011.9 60.9100.0100.0100.0100.0100.0100.0
8Topple 0.3.4 64-bit26690.00.00.00.00.24.039.1 100.0100.0100.0100.0100.0100.0
9Topple 0.3.1 64-bit 4CPU25330.00.00.00.00.00.00.00.0 78.9100.0100.0100.0100.0
10Topple 0.3.1 64-bit25170.00.00.00.00.00.00.00.021.1 100.0100.0100.0100.0
11Topple 0.2.1 64-bit24720.00.00.00.00.00.00.00.00.00.0 100.0100.0100.0
12Topple 0.1.1 64-bit23430.00.00.00.00.00.00.00.00.00.00.0 100.0100.0
13Topple 0.0.3 64-bit20440.00.00.00.00.00.00.00.00.00.00.00.0 100.0
14Topple 9e741b2 64-bit17700.00.00.00.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567891011121314
1Topple 0.7.0 64-bit2837 720647287833500504000000
2Topple 0.5.0 64-bit2830720 3311059177620480000000
3Topple 0.5.0 64-bit 4CPU2822647331 101727275077000000
4Topple 0.6.1 64-bit2816287810591017 40503675039300
5Topple 0.4.0 64-bit2719335177272405 3470177000000
6Topple 0.3.5 64-bit2700062750347 090000000
7Topple 0.3.4 64-bit 4CPU2674000300 653134547323000
8Topple 0.3.4 64-bit26695044807767517790653 198537388000
9Topple 0.3.1 64-bit 4CPU2533000000134198 3900000
10Topple 0.3.1 64-bit2517000300547537390 391000
11Topple 0.2.1 64-bit24720009003233880391 609
12Topple 0.1.1 64-bit234300030000006 00
13Topple 0.0.3 64-bit2044000000000000 138
14Topple 9e741b2 64-bit1770000000000090138 
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
1Topple 0.7.0 64-bit2837 35.630.895.624.30.00.023.50.00.00.00.00.00.0
2Topple 0.5.0 64-bit283035.6 15.634.912.64.40.022.20.00.00.00.00.00.0
3Topple 0.5.0 64-bit 4CPU282230.815.6 32.718.45.00.03.40.00.00.00.00.00.0
4Topple 0.6.1 64-bit281695.634.932.7 17.00.00.121.40.00.10.30.10.00.0
5Topple 0.4.0 64-bit271924.312.618.417.0 44.90.011.60.00.00.00.00.00.0
6Topple 0.3.5 64-bit27000.04.45.00.044.9 0.05.90.00.00.00.00.00.0
7Topple 0.3.4 64-bit 4CPU26740.00.00.00.10.00.0 42.318.148.216.60.00.00.0
8Topple 0.3.4 64-bit266923.522.23.421.411.65.942.3 13.428.614.40.00.00.0
9Topple 0.3.1 64-bit 4CPU25330.00.00.00.00.00.018.113.4 36.20.00.00.00.0
10Topple 0.3.1 64-bit25170.00.00.00.10.00.048.228.636.2 17.10.00.00.0
11Topple 0.2.1 64-bit24720.00.00.00.30.00.016.614.40.017.1 0.20.00.5
12Topple 0.1.1 64-bit23430.00.00.00.10.00.00.00.00.00.00.2 0.00.0
13Topple 0.0.3 64-bit20440.00.00.00.00.00.00.00.00.00.00.00.0 9.7
14Topple 9e741b2 64-bit17700.00.00.00.00.00.00.00.00.00.00.50.09.7 
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 66 common opponents

Custom engine selection
NameEloTopple
0.7.0
64-bit
Topple
0.5.0
64-bit
Topple
0.5.0
64-bit
4CPU
Topple
0.6.1
64-bit
Topple
0.4.0
64-bit
Topple
0.3.5
64-bit
Topple
0.3.4
64-bit
4CPU
Topple
0.3.4
64-bit
Topple
0.3.1
64-bit
4CPU
Topple
0.3.1
64-bit
Topple
0.2.1
64-bit
Topple
0.1.1
64-bit
Topple
0.0.3
64-bit
Topple
9e741b2
64-bit
Deuterium 2019.1.36.50 64-bit300031%
12.5/40
  19%
15.5/80
          
Amoeba 3.0 64-bit297529%
11.5/40
  21%
16.5/80
          
Crafty 25.2 64-bit293536%
14.5/40
  31%
24.5/80
          
Spike 1.4 Leiden292235%
14/40
  39%
31/80
          
Quazar 0.4 64-bit290041%
16.5/40
 43%
18.5/43
29%
23.5/80
          
Zurichess Neuchatel 64-bit290040%
16/40
 33%
14.5/44
29%
23.5/80
          
Godel 5.5.1 64-bit288931%
12.5/40
47%
15/32
34%
46.5/135
40%
32/80
          
Fruit Reloaded 3.2.1 64-bit287351%
20.5/40
  37%
29.5/80
          
Asymptote 0.6 64-bit2857 41%
13/32
 100%
1/1
          
Nemo 1.0.1 64-bit285748%
19/40
48%
15.5/32
42%
57/135
48%
38/80
          
Marvin 3.3.2 64-bit285540%
16/40
39%
12.5/32
 47%
37.5/80
          
Gogobello 2.0 64-bit284440%
16/40
31%
10/32
 48%
38.5/80
          
Monolith 1.0 64-bit282045%
18/40
50%
16/32
 53%
41.5/79
          
Rhetoric 1.4.3 64-bit280450%
20/40
61%
19.5/32
48%
21.5/45
48%
38.5/80
35%
9.5/27
  27%
8.5/32
      
RuyDos 1.1.9 64-bit279960%
24/40
 58%
26/45
56%
45/80
44%
12/27
         
Ktulu 92782  64%
29/45
 50%
13/26
         
RubiChess 1.1 64-bit2780       38%
12/32
  17%
0.5/3
   
Bright 0.5c277368%
27/40
59%
19/32
 59%
47/80
   36%
11.5/32
      
Twisted Logic 20090922 64-bit2771 52%
16.5/32
     36%
11.5/32
      
Frenzee 3.5.19 64-bit276964%
25.5/40
  60%
48/80
35%
9.5/27
  45%
14.5/32
      
NameEloTopple
0.7.0
64-bit
Topple
0.5.0
64-bit
Topple
0.5.0
64-bit
4CPU
Topple
0.6.1
64-bit
Topple
0.4.0
64-bit
Topple
0.3.5
64-bit
Topple
0.3.4
64-bit
4CPU
Topple
0.3.4
64-bit
Topple
0.3.1
64-bit
4CPU
Topple
0.3.1
64-bit
Topple
0.2.1
64-bit
Topple
0.1.1
64-bit
Topple
0.0.3
64-bit
Topple
9e741b2
64-bit
Cheese 2.0 64-bit276848%
19/40
61%
19.5/32
 59%
47.5/80
   30%
9.5/32
      
tomitankChess 3.0 64-bit276865%
26/40
  60%
49/81
   28%
9/32
      
Pawny 1.2 64-bit2765 66%
21/32
     34%
11/32
      
Jonny 4.002763 69%
22/32
   50%
15/30
 38%
57.5/151
      
Bison 9.11 64-bit2762    44%
12/27
33%
10/30
        
BugChess2 1.9 64-bit275966%
26.5/40
  58%
46/80
   34%
11/32
      
Arminius 2018-12-23 64-bit275362%
25/40
67%
21.5/32
 66%
53/80
52%
14/27
  53%
17/32
      
Chronos 1.9.9 64-bit2740  58%
26/45
  32%
9.5/30
        
Francesca MAD 0.22 64-bit2726    38%
10.5/28
44%
15.5/35
        
Carballo 1.7 64-bit271868%
27/40
  66%
52/79
          
Devel 2.0000271068%
27/40
59%
19/32
93%
28/30
65%
52/80
61%
16.5/27
         
Donna 4.1 64-bit2698    52%
14.5/28
50%
14.5/29
        
GreKo 2018 64-bit268875%
30/40
  73%
58.5/80
          
Delfi 5.42684    54%
14/26
55%
16.5/30
        
Djinn 1.021 64-bit2678    56%
15/27
53%
16/30
        
RedQueen 1.1.98 64-bit2670    56%
15/27
50%
15/30
        
Fridolin 3.10 64-bit266888%
35/40
  74%
59/80
          
Asymptote 0.5 64-bit2655 77%
24.5/32
 65%
52/80
          
Floyd 0.9 64-bit2585        40%
13.5/34
41%
18/44
    
Muse 0.953 64-bit2582        47%
16/34
31%
13.5/44
    
NameEloTopple
0.7.0
64-bit
Topple
0.5.0
64-bit
Topple
0.5.0
64-bit
4CPU
Topple
0.6.1
64-bit
Topple
0.4.0
64-bit
Topple
0.3.5
64-bit
Topple
0.3.4
64-bit
4CPU
Topple
0.3.4
64-bit
Topple
0.3.1
64-bit
4CPU
Topple
0.3.1
64-bit
Topple
0.2.1
64-bit
Topple
0.1.1
64-bit
Topple
0.0.3
64-bit
Topple
9e741b2
64-bit
SOS 5.12574        59%
19.5/33
40%
17.5/44
    
Maverick 1.5 64-bit2569       72%
23/32
37%
12.5/34
     
Aristarch 4.502566      58%
19/33
73%
23.5/32
59%
20/34
42%
18.5/44
    
Brutus 8.05 64-bit2556   100%
1/1
  70%
22.5/32
67%
21.5/32
 48%
21.5/45
    
nanoSzachy 4.1 64-bit2556      77%
25.5/33
64%
20.5/32
      
Ghost 3.1 64-bit2553      45%
15/33
70%
22.5/32
37%
12.5/34
32%
14.5/45
    
Betsabe II 1.842542      69%
23.5/34
72%
23/32
 52%
23.5/45
    
AnMon 5.752540      72%
24.5/34
61%
19.5/32
 56%
25/45
34%
11/32
   
Capivara LK 0.09b02g 64-bit2540      65%
21.5/33
67%
21.5/32
  42%
13.5/32
   
Ufim 8.022540      68%
23/34
70%
22.5/32
 43%
19/44
36%
11.5/32
   
Hermann 2.8 64-bit2531      66%
22.5/34
58%
18.5/32
 40%
18/45
34%
11/32
   
JikChess 0.02 64-bit2522      80%
26.5/33
69%
22/32
  37%
10/27
   
Orion 0.5 64-bit2515       70%
22.5/32
  47%
15/32
   
Green Light Chess 3.01.2.22505   100%
1/1
      34%
9.5/28
   
Yace 0.99.872504         53%
19.5/37
50%
29.5/59
   
CyberPagno 3.0 64-bit2492         53%
19.5/37
48%
13.5/28
   
BBChess 1.3b 64-bit2480   100%
1/1
      58%
35.5/61
   
Galjoen 0.39 64-bit2393   100%
1/1
      52%
16.5/32
   
Myrddin 0.87 64-bit2380          50%
0.5/1
47%
15/32
  
Der Bringer 1.92374   100%
1/1
       53%
16/30
  
NameEloTopple
0.7.0
64-bit
Topple
0.5.0
64-bit
Topple
0.5.0
64-bit
4CPU
Topple
0.6.1
64-bit
Topple
0.4.0
64-bit
Topple
0.3.5
64-bit
Topple
0.3.4
64-bit
4CPU
Topple
0.3.4
64-bit
Topple
0.3.1
64-bit
4CPU
Topple
0.3.1
64-bit
Topple
0.2.1
64-bit
Topple
0.1.1
64-bit
Topple
0.0.3
64-bit
Topple
9e741b2
64-bit
The Crazy Bishop 00522364          100%
1/1
53%
17/32
  
Tiny Chess 1.46 64-bit2137            39%
19/49
7%
1.5/23
Uragano 3D 0.922123            41%
18.5/45
4%
1/24
Zzzzzz 3.511730          100%
1/1
  36%
9/25
SEE 0.6.91723          100%
1/1
  60%
18/30
Jester 0.841696          100%
1/1
  54%
15/28
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 July 6, 2019