CCRL 40/4
Downloads and Statistics
October 12, 2019
Testing summary:
Total: 2'115'766 games
played by 2'468 programs
28564 CPU days (X2 4600+)

White wins: 821'094 (38.8%)
Black wins: 663'997 (31.4%)
Draws: 630'675 (29.8%)
White score: 53.7%

Custom engine selection

Comparing 11 engines!
11 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 October 12, 2019 with Bayeselo based on 2'115'766 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+
1Chiron 4 64-bit 4CPU3242+10−1040.5%+67.845.9%3610 
100.0%
 Chiron 4 64-bit3164+7−741.7%+62.239.8%8303
98.1%
 Chiron 3.01 64-bit 4CPU3146+15−1540.3%+68.245.2%1476
99.2%
 Chiron 2 64-bit 4CPU3121+15−1537.8%+84.237.8%1702
97.5%
 Chiron 1.5 64-bit 4CPU3095+21−2147.8%+14.239.9%776
50.4%
 Chiron 3.01 64-bit3095+12−1244.1%+47.441.4%2452
99.8%
 Chiron 1.1a 64-bit 4CPU3064+16−1645.7%+29.039.9%1244
99.4%
 Chiron 2 64-bit3039+11−1041.5%+63.734.0%3514
100.0%
 Chiron 1.5 64-bit2989+16−1653.4%−22.737.6%1290
97.5%
 Chiron 1.1a 64-bit2966+16−1659.7%−70.532.1%1377
100.0%
 Chiron 0.8.72583+18−1848.9%+6.827.2%1155
 

Results matrix

Custom engine selection
#NameElo1234567891011
1Chiron 4 64-bit 4CPU3242           
2Chiron 4 64-bit3164           
3Chiron 3.01 64-bit 4CPU3146           
4Chiron 2 64-bit 4CPU3121           
5Chiron 1.5 64-bit 4CPU3095           
6Chiron 3.01 64-bit3095           
7Chiron 1.1a 64-bit 4CPU3064           
8Chiron 2 64-bit3039           
9Chiron 1.5 64-bit2989           
10Chiron 1.1a 64-bit2966           
11Chiron 0.8.72583           
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
#NameElo1234567891011
1Chiron 4 64-bit 4CPU3242 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Chiron 4 64-bit31640.0 98.1100.0100.0100.0100.0100.0100.0100.0100.0
3Chiron 3.01 64-bit 4CPU31460.01.9 99.2100.0100.0100.0100.0100.0100.0100.0
4Chiron 2 64-bit 4CPU31210.00.00.8 97.599.5100.0100.0100.0100.0100.0
5Chiron 1.5 64-bit 4CPU30950.00.00.02.5 50.499.1100.0100.0100.0100.0
6Chiron 3.01 64-bit30950.00.00.00.549.6 99.8100.0100.0100.0100.0
7Chiron 1.1a 64-bit 4CPU30640.00.00.00.00.90.2 99.4100.0100.0100.0
8Chiron 2 64-bit30390.00.00.00.00.00.00.6 100.0100.0100.0
9Chiron 1.5 64-bit29890.00.00.00.00.00.00.00.0 97.5100.0
10Chiron 1.1a 64-bit29660.00.00.00.00.00.00.00.02.5 100.0
11Chiron 0.8.725830.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567891011
1Chiron 4 64-bit 4CPU3242 080734931203310000
2Chiron 4 64-bit31640 00021930796192450
3Chiron 3.01 64-bit 4CPU31468070 70820802280000
4Chiron 2 64-bit 4CPU31213490708 70809640000
5Chiron 1.5 64-bit 4CPU30953120208708 0179808400
6Chiron 3.01 64-bit309502193000 018062631640
7Chiron 1.1a 64-bit 4CPU3064331022896417980 147188960
8Chiron 2 64-bit303907960001806147 13466830
9Chiron 1.5 64-bit2989019200842631881346 13850
10Chiron 1.1a 64-bit2966045000164966831385 0
11Chiron 0.8.725830000000000 
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
#NameElo1234567891011
1Chiron 4 64-bit 4CPU3242 0.015.96.67.10.06.80.00.00.00.0
2Chiron 4 64-bit31640.0 0.00.00.020.40.06.72.00.50.0
3Chiron 3.01 64-bit 4CPU314615.90.0 22.39.20.08.40.00.00.00.0
4Chiron 2 64-bit 4CPU31216.60.022.3 28.60.032.70.00.00.00.0
5Chiron 1.5 64-bit 4CPU30957.10.09.228.6 0.089.00.04.10.00.0
6Chiron 3.01 64-bit30950.020.40.00.00.0 0.030.37.04.30.0
7Chiron 1.1a 64-bit 4CPU30646.80.08.432.789.00.0 3.17.43.70.0
8Chiron 2 64-bit30390.06.70.00.00.030.33.1 28.014.00.0
9Chiron 1.5 64-bit29890.02.00.00.04.17.07.428.0 51.90.0
10Chiron 1.1a 64-bit29660.00.50.00.00.04.33.714.051.9 0.0
11Chiron 0.8.725830.00.00.00.00.00.00.00.00.00.0 
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 82 common opponents

Custom engine selection
NameEloChiron
4
64-bit
4CPU
Chiron
4
64-bit
Chiron
3.01
64-bit
4CPU
Chiron
2
64-bit
4CPU
Chiron
1.5
64-bit
4CPU
Chiron
3.01
64-bit
Chiron
1.1a
64-bit
4CPU
Chiron
2
64-bit
Chiron
1.5
64-bit
Chiron
1.1a
64-bit
Chiron
0.8.7
Stockfish 8 64-bit3421 14%
21/154
   11%
19/167
     
Houdini 4 64-bit 4CPU3332  21%
11/52
11%
5.5/50
       
Houdini 3 64-bit 4CPU3320    20%
10.5/52
 11%
5.5/52
    
Shredder 13 64-bit3270 35%
57.5/164
   22%
11/50
     
Gull 3 64-bit 4CPU326150%
26/52
 24%
12.5/52
34%
16/47
       
Fire 4 64-bit 4CPU3257  33%
17/52
31%
56.5/180
       
Equinox 3.30 64-bit 4CPU325446%
24/52
 23%
12/52
        
Houdini 4 64-bit3241     22%
19/86
 20%
10/50
   
Fizbo 1.9 64-bit3236 44%
116.5/262
   42%
8.5/20
     
Critter 1.6a 64-bit 4CPU323342%
22/52
 36%
18.5/52
29%
14.5/50
24%
12.5/52
 26%
16/62
    
Fritz 15 64-bit 4CPU322462%
32/52
 35%
18/52
36%
34.5/96
       
Stockfish 2.3.1 64-bit 4CPU3221    36%
18.5/52
 24%
15/62
    
Rybka 4.1 64-bit 4CPU3206  30%
15.5/52
35%
17/49
23%
12/52
 31%
19.5/62
    
BlackMamba 2.0 64-bit 4CPU319861%
31.5/52
 44%
23/52
        
Gull 3 64-bit3192 39%
64/163
   35%
17.5/50
 30%
15/50
   
Fire 4 64-bit3191 42%
27/64
   35%
17.5/50
 18%
9/50
   
Booot 6.1 64-bit 4CPU318852%
27/52
 29%
11.5/40
        
Komodo CCT 64-bit3181       22%
11/50
23%
7/31
  
Andscacs 0.89 64-bit3169 50%
45/90
   40%
40/100
     
Equinox 3.30 64-bit3161 49%
39/79
   42%
36.5/86
     
NameEloChiron
4
64-bit
4CPU
Chiron
4
64-bit
Chiron
3.01
64-bit
4CPU
Chiron
2
64-bit
4CPU
Chiron
1.5
64-bit
4CPU
Chiron
3.01
64-bit
Chiron
1.1a
64-bit
4CPU
Chiron
2
64-bit
Chiron
1.5
64-bit
Chiron
1.1a
64-bit
Chiron
0.8.7
Texel 1.06 64-bit 4CPU315962%
32/52
 53%
27.5/52
        
Critter 1.6a 64-bit3158 47%
125/264
   41%
21/51
 34%
16.5/49
22%
11/50
  
Fritz 15 64-bit3146 48%
24/50
   48%
38.5/80
 38%
23.5/62
   
Komodo 5 64-bit3146    46%
24/52
 33%
20/60
 22%
7/32
  
Critter 1.4 64-bit3142        22%
7/32
16%
5/32
 
Strelka 5.5 64-bit314172%
37.5/52
   40%
21/52
 38%
22.5/60
    
Fizbo 1.7 64-bit3129     54%
27.5/51
 43%
21.5/50
   
Protector 1.9.0 64-bit 4CPU312862%
24/39
 62%
32/52
        
Hannibal 1.7 64-bit3110 61%
152/249
   54%
26/48
     
Hiarcs 14 4CPU310974%
38.5/52
   50%
26/52
 36%
19/53
    
Rybka 4.1 64-bit3109 50%
1/2
   48%
24/50
 43%
21.5/50
35%
11/31
23%
7.5/32
 
Naum 4.2 64-bit 4CPU3099   48%
24/50
60%
31/52
 48%
47.5/100
    
Gull 2.1 64-bit3098       34%
16.5/49
32%
16.5/51
  
NirvanaChess 2.3 64-bit3097 62%
31/50
   54%
26.5/49
     
Texel 1.06 64-bit3095 57%
29/51
   51%
25.5/50
     
Andscacs 0.86 64-bit3092     51%
26/51
 41%
20.5/50
   
Booot 6.1 64-bit3086 64%
32.5/51
   43%
21.5/50
     
Protector 1.9.0 64-bit3085 67%
110.5/164
   50%
25/50
 45%
22.5/50
   
iCE 3.0 64-bit3081 68%
111.5/165
   53%
26.5/50
 34%
11/32
   
NirvanaChess 2.2 64-bit3078     50%
25/50
 50%
24.5/49
   
NameEloChiron
4
64-bit
4CPU
Chiron
4
64-bit
Chiron
3.01
64-bit
4CPU
Chiron
2
64-bit
4CPU
Chiron
1.5
64-bit
4CPU
Chiron
3.01
64-bit
Chiron
1.1a
64-bit
4CPU
Chiron
2
64-bit
Chiron
1.5
64-bit
Chiron
1.1a
64-bit
Chiron
0.8.7
Deep Fritz 13 4CPU3074    46%
24/52
 57%
29/51
    
Texel 1.05 64-bit3053     50%
25/50
 43%
21.5/50
   
Hannibal 1.5 64-bit3049     65%
32.5/50
 52%
26/50
   
Deep Shredder 12 64-bit 4CPU3042   64%
32/50
62%
31.5/51
 58%
60/104
    
Spike 1.4 Leiden 4CPU3039   69%
34/49
57%
29.5/52
 57%
59.5/104
    
Naum 4.6 64-bit3032     57%
28.5/50
 38%
12/32
   
Alfil 15.7 64-bit3031     67%
33.5/50
 48%
15.5/32
   
SmarThink 1.97 64-bit3031 50%
1.5/3
   63%
31.5/50
     
Spark 1.0 64-bit 4CPU3030   61%
30/49
62%
32/52
 47%
48.5/104
    
Hannibal 1.4b 64-bit3019       47%
23.5/50
44%
22/50
  
Senpai 1.0 64-bit3007     61%
30.5/50
 59%
29.5/50
   
Naum 4.2 64-bit2988       49%
24.5/50
48%
15.5/32
53%
17/32
 
Hiarcs 142987     69%
34.5/50
 55%
27.5/50
55%
17/31
27%
8.5/32
 
Fritz 132986      70%
70/100
59%
29/49
59%
19/32
59%
19/32
 
Hakkapeliitta 3.0 64-bit2985     55%
27.5/50
 65%
20/31
   
Protector 1.5.0 64-bit2984       53%
26.5/50
52%
16/31
  
Protector 1.4.0 64-bit 4CPU2972    63%
31.5/50
 61%
63/104
    
Zappa Mexico II 64-bit 4CPU2971   69%
34/49
66%
33.5/51
 61%
63/104
    
Deep Shredder 12 64-bit2955       70%
35/50
52%
16.5/32
58%
18.5/32
 
Gull 1.2 64-bit2951        55%
17.5/32
52%
16.5/32
 
NameEloChiron
4
64-bit
4CPU
Chiron
4
64-bit
Chiron
3.01
64-bit
4CPU
Chiron
2
64-bit
4CPU
Chiron
1.5
64-bit
4CPU
Chiron
3.01
64-bit
Chiron
1.1a
64-bit
4CPU
Chiron
2
64-bit
Chiron
1.5
64-bit
Chiron
1.1a
64-bit
Chiron
0.8.7
Hannibal 1.2 64-bit2949        55%
17.5/32
64%
20.5/32
 
Spark 1.0 64-bit2927 50%
1/2
     62%
22.5/36
67%
21.5/32
56%
17.5/31
 
Deep Sjeng c't 20102926 75%
1.5/2
      60%
30/50
  
Booot 5.2.0 64-bit2922       74%
27.5/37
62%
18.5/30
  
Spike 1.4 Leiden2922 100%
2/2
     64%
23.5/37
58%
18.5/32
73%
23.5/32
 
DiscoCheck 5.2.1 64-bit2914 100%
1/1
     67%
21.5/32
   
Quazar 0.4 64-bit2901 100%
2/2
     84%
31/37
58%
18.5/32
66%
21/32
 
Deep Junior Yokohama 64-bit2898       75%
27/36
68%
21/31
  
Protector 1.4.0 64-bit2890        61%
19.5/32
66%
21/32
 
Thinker 5.4d Inert 64-bit2886       77%
28.5/37
69%
22/32
59%
19/32
 
Deep Junior 13.3 64-bit2885        58%
18/31
70%
22.5/32
 
Murka 3 64-bit2882       74%
27.5/37
64%
20.5/32
  
Nemo 1.0.1 64-bit2857 100%
2/2
      72%
23/32
64%
20.5/32
 
Onno 1.2.70 64-bit2846        77%
24.5/32
66%
21/32
 
Zappa Mexico II 64-bit2844 100%
2/2
      77%
21.5/28
87%
26/30
 
MinkoChess 1.2 64-bit2842        66%
21/32
59%
19/32
 
Booot 5.1.02839        78%
25/32
59%
19/32
 
Texel 1.01 64-bit2797        78%
25/32
83%
26.5/32
 
Loop 13.6 (Loop 2007) 64-bit2796        84%
26/31
86%
18/21
 
Crafty 23.4 64-bit2782        86%
27.5/32
79%
24.5/31
 
NameEloChiron
4
64-bit
4CPU
Chiron
4
64-bit
Chiron
3.01
64-bit
4CPU
Chiron
2
64-bit
4CPU
Chiron
1.5
64-bit
4CPU
Chiron
3.01
64-bit
Chiron
1.1a
64-bit
4CPU
Chiron
2
64-bit
Chiron
1.5
64-bit
Chiron
1.1a
64-bit
Chiron
0.8.7
Ktulu 92782 100%
2/2
       82%
25.5/31
 
Chronos 1.9.9 64-bit2740 100%
1/1
       70%
22.5/32
 
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:
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  Recalibrate reference list to current one using all common engines
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  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on October 12, 2019