CCRL 40/4
Downloads and Statistics
June 22, 2019
Testing summary:
Total: 2'052'494 games
played by 2'371 programs
27529 CPU days (X2 4600+)

White wins: 797'533 (38.9%)
Black wins: 645'585 (31.5%)
Draws: 609'376 (29.7%)
White score: 53.7%

Custom engine selection

Comparing 8 engines!
8 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 June 22, 2019 with Bayeselo based on 2'052'494 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+
1Colossus 2008b2641+7−748.1%+14.930.6%9128 
100.0%
 Colossus 2007d2611+13−1347.5%+17.331.8%2264
87.6%
 Colossus 2008a2593+28−2841.9%+54.628.9%456
66.4%
 Colossus 2007c2586+15−1546.9%+22.733.0%1600
88.3%
 Colossus 2007b2570+21−2147.1%+20.530.2%765
82.6%
 Colossus 2007a2558+16−1644.0%+42.930.1%1404
88.2%
 Colossus 2006f2544+18−1847.1%+19.930.3%1125
100.0%
 Colossus 2006d2486+29−3038.4%+86.126.4%421
 

Results matrix

Custom engine selection
#NameElo12345678
1Colossus 2008b2641        
2Colossus 2007d2611        
3Colossus 2008a2593        
4Colossus 2007c2586        
5Colossus 2007b2570        
6Colossus 2007a2558        
7Colossus 2006f2544        
8Colossus 2006d2486        
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
#NameElo12345678
1Colossus 2008b2641 100.0100.0100.0100.0100.0100.0100.0
2Colossus 2007d26110.0 87.699.499.9100.0100.0100.0
3Colossus 2008a25930.012.4 66.489.598.499.8100.0
4Colossus 2007c25860.00.633.6 88.399.5100.0100.0
5Colossus 2007b25700.00.110.511.7 82.697.2100.0
6Colossus 2007a25580.00.01.60.517.4 88.2100.0
7Colossus 2006f25440.00.00.20.02.811.8 100.0
8Colossus 2006d24860.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678
1Colossus 2008b2641 30921145198562711111024331
2Colossus 2007d26113092 986261991517781137263
3Colossus 2008a25931145986 44819212868124
4Colossus 2007c258619852619448 83123641435247
5Colossus 2007b2570627915192831 828480194
6Colossus 2007a2558111117781282364828 1531250
7Colossus 2006f2544102411376814354801531 438
8Colossus 2006d2486331263124247194250438 
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
#NameElo12345678
1Colossus 2008b2641 27.111.918.56.310.510.03.5
2Colossus 2007d261127.1 36.267.830.248.533.59.8
3Colossus 2008a259311.936.2 21.815.76.94.314.1
4Colossus 2007c258618.567.821.8 35.178.752.712.2
5Colossus 2007b25706.330.215.735.1 38.225.416.4
6Colossus 2007a255810.548.56.978.738.2 60.513.7
7Colossus 2006f254410.033.54.352.725.460.5 28.3
8Colossus 2006d24863.59.814.112.216.413.728.3 
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 80 common opponents

Custom engine selection
NameEloColossus
2008b
Colossus
2007d
Colossus
2008a
Colossus
2007c
Colossus
2007b
Colossus
2007a
Colossus
2006f
Colossus
2006d
Rybka 1.0 64-bit2852 25%
8/32
 31%
10/32
 12%
4/32
  
Fruit 05/11/03279236%
11.5/32
17%
0.5/3
28%
9/32
     
Rybka 1.0 32-bit2791 34%
11/32
   19%
6/32
  
Fruit 2.3278325%
8.5/34
22%
7/32
 25%
8/32
    
Fruit 2.3.1278150%
0.5/1
33%
1/3
      
Loop 13.6 (Loop 2007) 32-bit277542%
12.5/30
0%
0/3
      
Naum 2.2 32-bit2770 50%
1.5/3
 22%
7/32
    
Toga II 1.2.1a 32-bit2762     22%
7/32
 50%
0.5/1
Glaurung 2.0.1 64-bit274047%
16/34
36%
11.5/32
 22%
7/32
    
Spike 1.2 Turin273133%
25/76
23%
8/35
28%
9/32
39%
12.5/32
30%
9.5/32
41%
13/32
50%
0.5/1
12%
3.5/30
Chess Tiger 2007.1271441%
14/34
37%
11/30
38%
12/32
31%
10/32
    
Naum 2.0 32-bit270038%
11/29
53%
18/34
 31%
10/32
36%
11.5/32
30%
9.5/32
28%
9/32
 
Frenzee Feb08 64-bit269440%
26/65
34%
20/58
35%
10.5/30
     
Naum 2.0 64-bit269344%
15/34
38%
12/32
 36%
11.5/32
 34%
11/32
  
Bright 0.2c268738%
12/32
36%
24/66
 39%
12.5/32
    
Delfi 5.4268342%
57.5/136
44%
15/34
      
SmarThink 1.00 32-bit266441%
13/32
47%
15/32
48%
15.5/32
44%
14/32
    
Alaric 707266349%
39/80
26%
17.5/67
38%
12/32
45%
14.5/32
42%
13.5/32
   
Glaurung 1.2.1 32-bit2657 50%
1/2
 25%
8/32
33%
10.5/32
20%
6.5/32
0%
0/1
 
Scorpio 2.0 32-bit265656%
19/34
53%
35.5/67
 42%
13.5/32
38%
12/32
   
NameEloColossus
2008b
Colossus
2007d
Colossus
2008a
Colossus
2007c
Colossus
2007b
Colossus
2007a
Colossus
2006f
Colossus
2006d
CM10th Paralyse2655 50%
1.5/3
    38%
11.5/30
 
Glaurung 1.2.1 64-bit2655   38%
12/32
 39%
12.5/32
  
Bright 0.2a2646   34%
11/32
 41%
11.5/28
  
Cyrano 0.6b17 64-bit264150%
32.5/65
35%
12/34
      
Scorpio 1.912641   31%
10/32
 39%
12.5/32
  
CM10th Xperience2639 67%
2/3
     35%
10.5/30
E.T. Chess 13.01.08263451%
45.5/90
56%
36/64
36%
11.5/32
52%
16.5/32
    
Alfil 8.1.1 Optimized262547%
36.5/78
34%
11/32
39%
12.5/32
     
Movei 00.8.438 (10 10 10)262361%
49/80
55%
34.5/63
42%
13.5/32
53%
17/32
    
WildCat 8262353%
42.5/80
47%
31/66
62%
20/32
     
Alaric 7042618    39%
12/31
33%
10.5/32
45%
14.5/32
 
Delfi 5.12615 50%
16/32
 33%
10.5/32
42%
13.5/32
34%
21.5/64
  
Slow Chess Blitz WV2.1261552%
41/79
40%
14/35
53%
17/32
50%
16/32
56%
18/32
39%
12.5/32
39%
13/33
25%
7.5/30
Frenzee 3.0 64-bit2614 49%
31.5/64
 55%
17.5/32
 41%
13/32
  
Booot 4.14.0261162%
20/32
42%
10/24
34%
10.5/31
     
Delfi 5.22609 56%
19.5/35
 36%
11.5/32
50%
16/32
   
ProDeo 1.6260966%
22.5/34
49%
31.5/64
      
ProDeo 1.2260855%
16.5/30
     35%
21.5/61
 
Sloppy 0.2.0 64-bit260756%
18/32
39%
12.5/32
35%
11/31
     
WildCat 72606 36%
12.5/35
 56%
18/32
48%
15/31
51%
32.5/64
46%
27.5/60
 
NameEloColossus
2008b
Colossus
2007d
Colossus
2008a
Colossus
2007c
Colossus
2007b
Colossus
2007a
Colossus
2006f
Colossus
2006d
Pharaon 3.5.1260449%
22/45
38%
12.5/33
 28%
9/32
45%
14.5/32
34%
11/32
33%
10.5/32
34%
10/29
Zappa 1.1 64-bit260447%
16/34
42%
13.5/32
 53%
17/32
 45%
14.5/32
42%
13.5/32
 
GarboChess 2.10 64-bit259866%
20.5/31
50%
16/32
55%
17.5/32
     
List 5.12259165%
22/34
58%
18.5/32
 52%
16.5/32
31%
10/32
39%
12.5/32
45%
14/31
 
ProDeo 1.1258862%
20/32
     37%
11.5/31
 
Ruffian 1.0.5258551%
39/76
53%
17/32
 52%
16.5/32
 52%
16.5/32
37%
11/30
 
Chiron 0.8.72583 53%
17/32
  64%
20.5/32
45%
14.5/32
  
Delfi 5.02576      60%
18/30
45%
13.5/30
Pseudo 0.7c257557%
26/46
59%
19/32
 58%
18.5/32
 64%
20.5/32
41%
25/61
 
SOS 5.1257558%
45/78
50%
16/32
 48%
15.5/32
 55%
17.5/32
42%
13.5/32
 
Aristarch 4.50256666%
29.5/45
53%
17/32
 56%
18/32
 44%
14/32
52%
16.5/32
40%
12/30
Petir 4.392566   53%
17/32
55%
17.5/32
56%
18/32
44%
14/32
 
Booot 4.13.1256472%
24.5/34
59%
19/32
 55%
17.5/32
61%
19.5/32
31%
10/32
  
WildCat 62560      37%
11/30
28%
8.5/30
Hamsters 0.6255972%
24.5/34
56%
18/32
 62%
20/32
    
Petir 4.999999255567%
42.5/63
55%
35.5/64
 39%
12.5/32
    
The Baron 2.23 64-bit255562%
40.5/65
59%
20/34
      
Jonny 2.83 32-bit2552 69%
22/32
 47%
15/32
 53%
17/32
52%
16.5/32
 
BugChess2 1.5.2254857%
19.5/34
69%
22/32
 73%
23.5/32
    
Anaconda 2.0.12546 59%
19/32
 48%
15.5/32
 53%
17/32
66%
19/29
 
NameEloColossus
2008b
Colossus
2007d
Colossus
2008a
Colossus
2007c
Colossus
2007b
Colossus
2007a
Colossus
2006f
Colossus
2006d
Ktulu 4.22545 73%
23.5/32
 62%
20/32
 53%
17/32
  
The Baron 1.8.12544 55%
17.5/32
 56%
18/32
 55%
17.5/32
44%
14/32
 
Crafty 21.5 64-bit2543 55%
17.5/32
 47%
15/32
 42%
13.5/32
45%
14.5/32
 
Fritz 5.322540 58%
18.5/32
 47%
15/32
 48%
15.5/32
42%
5/12
 
Ufim 8.02253966%
26.5/40
  53%
17/32
 67%
21.5/32
57%
17/30
 
SmarThink 0.17a2537 53%
17/32
 58%
18.5/32
 56%
18/32
50%
16/32
 
Thinker 4.7a2535 58%
18.5/32
 56%
18/32
 42%
13.5/32
47%
15.5/33
 
Fritz 6 Light2534   61%
19.5/32
 45%
14.5/32
39%
12.5/32
 
Frenzee 2.02532    50%
16/32
  67%
2/3
Movei 00.8.4032532   64%
20.5/32
 53%
17/32
61%
19.5/32
 
AnMon 5.602517   61%
19.5/32
 64%
20.5/32
  
E.T. Chess 18.11.052511      50%
0.5/1
31%
5/16
Little Goliath Evolution 3.122505100%
1/1
  62%
39.5/64
 55%
35.5/64
  
Yace 0.99.87250377%
8.5/11
    69%
22/32
  
Trace 1.37a250078%
23.5/30
  59%
19/32
 61%
19.5/32
55%
16.5/30
 
Movei 00.8.2952475      75%
22.5/30
50%
0.5/1
Amyan 1.5972462      67%
20/30
62%
20/32
SpiderChess 0706032439100%
1/1
80%
25.5/32
  71%
22/31
   
Arasan 9.22362      73%
22/30
73%
22.5/31
Aice 0.99.22315100%
1/1
      0%
0/1
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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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

Maximum size of cross-tables (from 2 to 100):
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Match length (Minimum number of games to highlight with color):

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Reference rating list:
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Created in 2005-2013 by CCRL team
Last games added on June 22, 2019