CCRL 40/4
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 2'143'600 games
played by 2'509 programs
29100 CPU days (X2 4600+)

White wins: 830'432 (38.7%)
Black wins: 670'629 (31.3%)
Draws: 642'539 (30.0%)
White score: 53.7%

Custom engine selection

Comparing 9 engines!
9 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 December 7, 2019 with Bayeselo based on 2'143'600 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+
1DiscoCheck 5.2 64-bit2915+13−1348.1%+14.036.2%2241 
54.5%
 DiscoCheck 5.2.1 64-bit2914+9−1047.2%+20.635.6%4166
100.0%
 DiscoCheck 5.1 64-bit2858+19−1945.5%+29.634.3%926
79.4%
 DiscoCheck 5.0.1 64-bit2840+40−3957.1%−47.534.3%210
100.0%
 DiscoCheck 4.1 64-bit2738+35−3550.3%−0.727.3%289
51.6%
 DiscoCheck 3.7.1 64-bit2737+34−3465.0%−111.028.7%314
81.8%
 DiscoCheck 4.0.3 64-bit2712+41−4153.9%−26.728.5%207
99.6%
 DiscoCheck 3.5.1 64-bit2654+16−1659.4%−69.925.3%1433
100.0%
 DiscoCheck 1.4 64-bit2155+25−2544.0%+45.521.9%606
 

Results matrix

Custom engine selection
#NameElo123456789
1DiscoCheck 5.2 64-bit2915         
2DiscoCheck 5.2.1 64-bit2914         
3DiscoCheck 5.1 64-bit2858         
4DiscoCheck 5.0.1 64-bit2840         
5DiscoCheck 4.1 64-bit2738         
6DiscoCheck 3.7.1 64-bit2737         
7DiscoCheck 4.0.3 64-bit2712         
8DiscoCheck 3.5.1 64-bit2654         
9DiscoCheck 1.4 64-bit2155         
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
#NameElo123456789
1DiscoCheck 5.2 64-bit2915 54.5100.0100.0100.0100.0100.0100.0100.0
2DiscoCheck 5.2.1 64-bit291445.5 100.0100.0100.0100.0100.0100.0100.0
3DiscoCheck 5.1 64-bit28580.00.0 79.4100.0100.0100.0100.0100.0
4DiscoCheck 5.0.1 64-bit28400.00.020.6 100.0100.0100.0100.0100.0
5DiscoCheck 4.1 64-bit27380.00.00.00.0 51.682.6100.0100.0
6DiscoCheck 3.7.1 64-bit27370.00.00.00.048.4 81.8100.0100.0
7DiscoCheck 4.0.3 64-bit27120.00.00.00.017.418.2 99.6100.0
8DiscoCheck 3.5.1 64-bit26540.00.00.00.00.00.00.4 100.0
9DiscoCheck 1.4 64-bit21550.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789
1DiscoCheck 5.2 64-bit2915 20541446277171515100
2DiscoCheck 5.2.1 64-bit29142054 9679036306300
3DiscoCheck 5.1 64-bit28581446967 224120303000
4DiscoCheck 5.0.1 64-bit284027790224 1002020300
5DiscoCheck 4.1 64-bit273817136120100 100399600
6DiscoCheck 3.7.1 64-bit273751303020100 100520
7DiscoCheck 4.0.3 64-bit27125163020399100 600
8DiscoCheck 3.5.1 64-bit2654030030605260 0
9DiscoCheck 1.4 64-bit215500000000 
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
#NameElo123456789
1DiscoCheck 5.2 64-bit2915 32.145.711.36.82.02.10.00.0
2DiscoCheck 5.2.1 64-bit291432.1 19.02.10.80.70.10.50.0
3DiscoCheck 5.1 64-bit285845.719.0 19.79.92.42.60.00.0
4DiscoCheck 5.0.1 64-bit284011.32.119.7 20.03.84.81.80.0
5DiscoCheck 4.1 64-bit27386.80.89.920.0 16.680.43.50.0
6DiscoCheck 3.7.1 64-bit27372.00.72.43.816.6 19.23.00.0
7DiscoCheck 4.0.3 64-bit27122.10.12.64.880.419.2 3.70.0
8DiscoCheck 3.5.1 64-bit26540.00.50.01.83.53.03.7 0.0
9DiscoCheck 1.4 64-bit21550.00.00.00.00.00.00.00.0 
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 75 common opponents

Custom engine selection
NameEloDiscoCheck
5.2
64-bit
DiscoCheck
5.2.1
64-bit
DiscoCheck
5.1
64-bit
DiscoCheck
5.0.1
64-bit
DiscoCheck
4.1
64-bit
DiscoCheck
3.7.1
64-bit
DiscoCheck
4.0.3
64-bit
DiscoCheck
3.5.1
64-bit
DiscoCheck
1.4
64-bit
Rybka 4.1 64-bit310816%
5/32
15%
5/34
       
Deep Fritz 14 64-bit 1CPU307823%
7.5/32
22%
7/32
       
Chiron 2 64-bit303917%
5.5/32
33%
10.5/32
23%
7.5/32
      
Naum 4.6 64-bit303234%
11/32
28%
9/32
       
Hannibal 1.4b 64-bit301930%
9.5/32
53%
17/32
22%
7/32
      
Senpai 1.0 64-bit300744%
14/32
31%
11.5/37
       
Texel 1.04 64-bit299738%
17.5/46
27%
8.5/32
       
Hiarcs 14298736%
11.5/32
44%
14/32
34%
11/32
      
Naum 4.2 64-bit298745%
14.5/32
 28%
9/32
      
Fritz 13298631%
10/32
 22%
7/32
      
Protector 1.5.0 64-bit298450%
16/32
 25%
8/32
 35%
3.5/10
    
Vajolet2 2.2 64-bit296170%
14/20
41%
13/32
       
Deep Shredder 12 64-bit2955 45%
14.5/32
41%
13/32
      
Texel 1.03 64-bit293947%
15/32
 36%
11.5/32
      
Spark 1.0 64-bit292751%
27.5/54
44%
14/32
39%
12.5/32
      
iCE 2.0 64-bit292452%
16.5/32
41%
13/32
       
Booot 5.2.0 64-bit292247%
15/32
53%
17/32
42%
13.5/32
 15%
1.5/10
    
Spike 1.4 Leiden292151%
24.5/48
41%
14/34
38%
12/32
      
EXchess 7.97b 64-bit291449%
71.5/147
50%
0.5/1
       
Bobcat 7.6 64-bit291148%
14.5/30
55%
21/38
       
NameEloDiscoCheck
5.2
64-bit
DiscoCheck
5.2.1
64-bit
DiscoCheck
5.1
64-bit
DiscoCheck
5.0.1
64-bit
DiscoCheck
4.1
64-bit
DiscoCheck
3.7.1
64-bit
DiscoCheck
4.0.3
64-bit
DiscoCheck
3.5.1
64-bit
DiscoCheck
1.4
64-bit
Quazar 0.4 64-bit290155%
37.5/68
53%
17/32
39%
12.5/32
40%
4/10
 25%
2.5/10
   
Deep Junior Yokohama 64-bit289945%
14.5/32
69%
22/32
47%
14.5/31
      
Thinker 5.4d Inert 64-bit288656%
34/61
55%
17.5/32
39%
12.5/32
      
Deuterium 14.3.34.130 64-bit288348%
14.5/30
61%
19.5/32
       
Murka 3 64-bit288257%
26/46
62%
20/32
48%
15.5/32
65%
6.5/10
     
Toga II 3.0287554%
29/54
  45%
13.5/30
35%
3.5/10
    
Gaviota 1.0 64-bit287357%
25/44
56%
22/39
       
MinkoChess 1.3 64-bit287062%
23.5/38
44%
14/32
55%
17.5/32
20%
2/10
     
Rodent II 0.9.33 64-bit286348%
13.5/28
53%
17/32
       
Nemo 1.0.1 64-bit285753%
20/38
62%
20.5/33
53%
17/32
      
NirvanaChess 1.7 64-bit284866%
25/38
47%
15/32
       
Zappa Mexico II 64-bit284573%
32/44
50%
16/32
58%
18/31
      
Onno 1.2.70 64-bit284459%
19/32
58%
18.5/32
66%
21/32
      
Deuterium 14.2.33.276 64-bit284363%
24/38
72%
23/32
       
Deep Sjeng WC2008 64-bit284255%
5.5/10
 55%
17.5/32
      
Texel 1.02 64-bit284060%
6/10
 56%
18/32
55%
5.5/10
     
SmarThink 1.60 64-bit283964%
23.5/37
52%
16.5/32
       
Vajolet2 1.28 64-bit283866%
25/38
53%
17/32
       
Crafty 23.8 64-bit282555%
5.5/10
 59%
19/32
      
SmarThink 1.40 64-bit282355%
5.5/10
 55%
17.5/32
      
NameEloDiscoCheck
5.2
64-bit
DiscoCheck
5.2.1
64-bit
DiscoCheck
5.1
64-bit
DiscoCheck
5.0.1
64-bit
DiscoCheck
4.1
64-bit
DiscoCheck
3.7.1
64-bit
DiscoCheck
4.0.3
64-bit
DiscoCheck
3.5.1
64-bit
DiscoCheck
1.4
64-bit
Scorpio 2.7.6 64-bit281650%
11/22
  45%
4.5/10
     
Tornado 4.88 64-bit281063%
14.5/23
   45%
4.5/10
    
Scorpio 2.7.5 64-bit2804    40%
4/10
40%
4/10
45%
4.5/10
  
Gaviota 0.86 64-bit279979%
5.5/7
 50%
16/32
 40%
4/10
 35%
3.5/10
  
Crafty 23.5 64-bit2794    45%
4.5/10
 20%
2/10
  
Ktulu 92781 100%
2/2
67%
21.5/32
      
GNU Chess 5.50 64-bit278067%
4/6
  65%
13/20
     
Octochess r5190 64-bit277967%
4/6
 55%
17.5/32
75%
15/20
     
EXchess 7.18b 64-bit2764  64%
20.5/32
62%
12.5/20
45%
4.5/10
    
ProDeo 1.852757    55%
5.5/10
 65%
6.5/10
  
Dirty 05Sep2012 64-bit2740    55%
5.5/10
65%
6.5/10
60%
6/10
  
Gaviota 0.85.1 64-bit2728     60%
12/20
 34%
11/32
 
EXchess 7.03b 64-bit2725    35%
3.5/10
 45%
4.5/10
  
Deuterium 13.1.31.113 64-bit272171%
5/7
  60%
6/10
     
Octochess r4984 64-bit2714    60%
6/10
 65%
6.5/10
  
Chess Tiger 2007.12713 100%
1/1
     48%
15.5/32
 
Bobcat 3.25 64-bit2712   70%
7/10
45%
4.5/10
 30%
3/10
39%
12.5/32
 
Atlas 3.60 64-bit2703   55%
5.5/10
50%
5/10
    
EXchess 7.01b 64-bit2698    60%
6/10
 55%
5.5/10
  
Rodent 1.0 64-bit2693    50%
5/10
 40%
4/10
  
NameEloDiscoCheck
5.2
64-bit
DiscoCheck
5.2.1
64-bit
DiscoCheck
5.1
64-bit
DiscoCheck
5.0.1
64-bit
DiscoCheck
4.1
64-bit
DiscoCheck
3.7.1
64-bit
DiscoCheck
4.0.3
64-bit
DiscoCheck
3.5.1
64-bit
DiscoCheck
1.4
64-bit
Deuterium 12.01.30.1070 64-bit2682    60%
6/10
45%
9/20
50%
5/10
  
ProDeo 1.822672    45%
4.5/10
 55%
5.5/10
  
RedQueen 1.1.3 64-bit2666    61%
5.5/9
 35%
3.5/10
  
Alaric 7072663 75%
3/4
     45%
14.5/32
 
Cheng3 1.07 64-bit2661    60%
6/10
 55%
5.5/10
55%
17.5/32
 
Nebula 2.0 64-bit2654    55%
5.5/10
 50%
5/10
  
Colossus 2008b2642 100%
2/2
     53%
17/32
 
Philou 3.7.1 64-bit2620100%
7/7
   55%
5.5/10
65%
26/40
45%
4.5/10
  
Rotor 0.82612100%
7/7
100%
2/2
  95%
9.5/10
 70%
7/10
  
Glass 2.0 64-bit2610    60%
6/10
 75%
7.5/10
  
GNU Chess 5.07.173b 64-bit2597    60%
6/10
 75%
7.5/10
  
Djinn 0.979 64-bit2544    85%
8.5/10
 85%
8.5/10
  
Ufim 8.022540 50%
0.5/1
     61%
19.5/32
 
Green Light Chess 3.01.2.22505 100%
1/1
     70%
22.5/32
 
Bruja 1.9.1 64-bit2491 100%
1/1
     61%
19.5/32
 
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



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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 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 December 7, 2019