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 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 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+
1Cheng 4.39 64-bit 4CPU3065+15−1543.1%+43.444.8%1364 
100.0%
 Cheng 4.39 64-bit2946+9−946.0%+26.537.8%4699
100.0%
 Cheng4 0.38 64-bit2887+17−1751.2%−7.334.3%1167
100.0%
 Cheng4 0.36c 64-bit2820+12−1253.5%−22.336.1%2228
100.0%
 Cheng4 0.35a 64-bit2711+17−1752.0%−13.633.2%1171
100.0%
 Cheng3 1.07 64-bit2661+15−1550.8%−7.230.0%1646
100.0%
 Cheng3 1.05 64-bit2602+15−1550.9%−5.928.7%1562
97.1%
 Cheng3 1.04 64-bit2581+16−1649.2%+4.729.4%1322
100.0%
 Cheng3 1.03 64-bit2537+19−1954.2%−29.629.7%977
 

Results matrix

Custom engine selection
#NameElo123456789
1Cheng 4.39 64-bit 4CPU3065         
2Cheng 4.39 64-bit2946         
3Cheng4 0.38 64-bit2887         
4Cheng4 0.36c 64-bit2820         
5Cheng4 0.35a 64-bit2711         
6Cheng3 1.07 64-bit2661         
7Cheng3 1.05 64-bit2602         
8Cheng3 1.04 64-bit2581         
9Cheng3 1.03 64-bit2537         
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
1Cheng 4.39 64-bit 4CPU3065 100.0100.0100.0100.0100.0100.0100.0100.0
2Cheng 4.39 64-bit29460.0 100.0100.0100.0100.0100.0100.0100.0
3Cheng4 0.38 64-bit28870.00.0 100.0100.0100.0100.0100.0100.0
4Cheng4 0.36c 64-bit28200.00.00.0 100.0100.0100.0100.0100.0
5Cheng4 0.35a 64-bit27110.00.00.00.0 100.0100.0100.0100.0
6Cheng3 1.07 64-bit26610.00.00.00.00.0 100.0100.0100.0
7Cheng3 1.05 64-bit26020.00.00.00.00.00.0 97.1100.0
8Cheng3 1.04 64-bit25810.00.00.00.00.00.02.9 100.0
9Cheng3 1.03 64-bit25370.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789
1Cheng 4.39 64-bit 4CPU3065 840000000
2Cheng 4.39 64-bit294684 121456630241023615
3Cheng4 0.38 64-bit288701214 10176206400
4Cheng4 0.36c 64-bit282005661017 9852247600
5Cheng4 0.35a 64-bit271103062985 8982461270
6Cheng3 1.07 64-bit26610240224898 1006806147
7Cheng3 1.05 64-bit2602010264762461006 2639782
8Cheng3 1.04 64-bit2581036001278062639 783
9Cheng3 1.03 64-bit2537015000147782783 
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
1Cheng 4.39 64-bit 4CPU3065 1.40.00.00.00.00.00.00.0
2Cheng 4.39 64-bit29461.4 20.78.20.50.41.60.60.3
3Cheng4 0.38 64-bit28870.020.7 30.02.70.02.30.00.0
4Cheng4 0.36c 64-bit28200.08.230.0 29.05.82.00.00.0
5Cheng4 0.35a 64-bit27110.00.52.729.0 31.99.05.10.0
6Cheng3 1.07 64-bit26610.00.40.05.831.9 31.427.25.6
7Cheng3 1.05 64-bit26020.01.62.32.09.031.4 91.530.8
8Cheng3 1.04 64-bit25810.00.60.00.05.127.291.5 34.1
9Cheng3 1.03 64-bit25370.00.30.00.00.05.630.834.1 
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 125 common opponents

Custom engine selection
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
Amoeba 3.0 64-bit 4CPU304650%
17/34
48%
24/50
       
Senpai 1.0 64-bit3007 53%
17/32
32%
10/31
      
Hiarcs 142987 41%
13/32
42%
13.5/32
      
Deep Shredder 12 64-bit2955 59%
19/32
28%
9/32
      
Spark 1.0 64-bit2927 47%
16/34
33%
10.5/32
25%
1.5/6
     
iCE 2.0 64-bit2925 47%
15/32
45%
14/31
40%
6/15
     
Booot 5.2.0 64-bit2922 48%
15.5/32
41%
13/32
      
Fizbo 1.31 64-bit2922 44%
14/32
48%
15.5/32
      
Spike 1.4 Leiden2922 54%
18.5/34
48%
15.5/32
33%
4/12
     
SmarThink 1.70 64-bit2915 61%
19.5/32
39%
12.5/32
      
DiscoCheck 5.2.1 64-bit2914 46%
15.5/34
55%
17.5/32
      
Vajolet2 2.0 64-bit2907 53%
17/32
44%
14/32
      
Quazar 0.4 64-bit2901 54%
18.5/34
39%
12.5/32
34%
15/44
  8%
2.5/32
  
Deep Junior Yokohama 64-bit2898 52%
16/31
48%
15/31
      
Thinker 5.4d Inert 64-bit2886 53%
17/32
44%
14/32
39%
15/38
     
Deuterium 14.3.34.130 64-bit2883 69%
22/32
56%
18/32
37%
11.5/31
     
Murka 3 64-bit2882 62%
20/32
71%
15/21
39%
12.5/32
     
Atlas 3.80 64-bit2875 53%
18/34
50%
15/30
      
Gaviota 1.0 64-bit2873 66%
22.5/34
47%
15/32
37%
14/38
     
MinkoChess 1.3 64-bit2870 66%
21/32
47%
15/32
42%
24.5/58
     
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
Nemo 1.0.1 64-bit2857 50%
0.5/1
61%
19.5/32
37%
14/38
     
Zappa Mexico II 64-bit2844  47%
15/32
42%
2.5/6
     
SmarThink 1.60 64-bit2839  64%
20.5/32
72%
24.5/34
     
Vajolet2 1.28 64-bit2839  67%
21.5/32
42%
2.5/6
     
Andscacs 0.70 64-bit2828  64%
20.5/32
56%
17.5/31
     
Crafty 23.8 64-bit2825  56%
18/32
64%
24.5/38
33%
10/30
    
DisasterArea 1.542811  58%
18.5/32
56%
18/32
     
GNU Chess 5.60 64-bit2808  67%
21.5/32
53%
17/32
     
Gaviota 0.86 64-bit2799   56%
36/64
 55%
5.5/10
   
Crafty 23.5 64-bit2794    38%
12/32
40%
4/10
   
Rodent 1.5 64-bit2793  66%
21/32
47%
14.5/31
     
Ktulu 92782 100%
1/1
 50%
16/32
31%
9.5/31
    
Octochess r5190 64-bit2778   46%
17.5/38
44%
14/32
    
Twisted Logic 20090922 64-bit2770   62%
40/64
41%
13/32
    
Frenzee 3.5.19 64-bit2769   59%
41/70
50%
16/32
    
EXchess 7.18b 64-bit2764   59%
19/32
 50%
5/10
   
Dirty 20Apr2013 64-bit2761   52%
30.5/59
50%
15/30
    
BugChess2 1.9 64-bit2759 75%
1.5/2
 53%
40.5/77
     
Godel 3.4.9 64-bit2742 100%
1/1
 61%
19/31
     
Chronos 1.9.9 64-bit2740 50%
1.5/3
 60%
38.5/64
44%
13.5/31
    
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
Octochess r5132 64-bit2736    35%
11/31
41%
13/32
   
Arasan 16.2 64-bit2727   58%
18.5/32
48%
15.5/32
    
EXchess 7.03b 64-bit2725    58%
18.5/32
50%
5/10
   
Deuterium 13.1.31.113 64-bit2721   64%
25/39
50%
16/32
42%
13.5/32
   
iCE 1.0 64-bit2721   61%
19.5/32
41%
13/32
    
Bobcat 3.25 64-bit2713   63%
19.5/31
53%
16.5/31
39%
25.5/65
   
Chess Tiger 2007.12713 100%
2/2
 70%
22.5/32
47%
15/32
    
Atlas 3.60 64-bit2703   73%
23.5/32
55%
17.5/32
    
Naum 2.0 32-bit2700      36%
11.5/32
30%
9.5/32
 
Arasan 15.1 64-bit2693    56%
18/32
42%
13/31
   
Rodent 1.0 64-bit2693    61%
19.5/32
50%
21/42
   
RedQueen 1.1.4 64-bit2690   57%
4/7
52%
16.5/32
    
Gaviota 0.84 64-bit2687      29%
3.5/12
33%
4/12
 
Delfi 5.42683 50%
1/2
  48%
15/31
 47%
15/32
27%
8.5/32
 
Bobcat 2.75 64-bit2676      29%
3.5/12
12%
1.5/12
 
Atlas 3.50 64-bit2675    55%
17.5/32
42%
13.5/32
   
RedQueen 1.0.0 64-bit2675      33%
4/12
33%
4/12
 
Daydreamer 1.75 64-bit2673     53%
16/30
50%
16/32
31%
10/32
33%
10/30
Dirty 25Aug2011 64-bit2668     45%
14.5/32
38%
4.5/12
42%
5/12
 
Alaric 7072663 50%
0.5/1
  47%
15/32
43%
13/30
38%
12/32
42%
13.5/32
 
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
Nebula 2.0 64-bit2654 100%
1/1
  62%
20/32
55%
5.5/10
   
Naraku 1.312653      45%
14.5/32
45%
14.5/32
28%
9/32
Colossus 2008b2642 100%
1/1
   66%
21/32
58%
18.5/32
44%
14/32
 
Cyrano 0.6b17 64-bit2642      50%
16/32
33%
10.5/32
 
Deuterium 11.01.28.1592637      46%
5.5/12
46%
5.5/12
 
E.T. Chess 13.01.082634 50%
0.5/1
   56%
18/32
41%
13/32
45%
14.5/32
 
Gandalf 62627    73%
23.5/32
55%
17.5/32
   
Alfil 8.1.1 Optimized2626      45%
14.5/32
36%
11.5/32
44%
14/32
Movei 00.8.438 (10 10 10)2623     52%
12/23
44%
14/32
39%
12.5/32
 
WildCat 82623 100%
2/2
   47%
15/32
39%
12.5/32
48%
15.5/32
 
Philou 3.7.1 64-bit2620    70%
22.5/32
53%
34/64
40%
10/25
  
Godel 2.3.7 64-bit2618    59%
19/32
59%
23/39
   
ProDeo 1.712617     62%
20/32
58%
18/31
  
Sloppy 0.2.2 64-bit2617     55%
17.5/32
50%
16/32
48%
15/31
 
Alfil 12 MT2616    67%
20/30
 44%
14/32
  
Slow Chess Blitz WV2.12615     52%
16.5/32
48%
15.5/32
39%
12.5/32
 
Rotor 0.82612    70%
22.5/32
50%
5/10
   
ProDeo 1.62609      48%
15.5/32
41%
13/32
 
RedQueen 1.1.1 64-bit2609     55%
17.5/32
52%
16.5/32
  
Ruffian 2.1.02608    62%
20/32
70%
22.5/32
   
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
GarboChess 2.20 64-bit2607     56%
18/32
45%
14.5/32
53%
17/32
 
Amyan 1.722604 100%
2/2
   57%
31.5/55
53%
23.5/44
44%
19.5/44
48%
15.5/32
Pharaon 3.5.12604      48%
15.5/32
42%
13.5/32
35%
11/31
Zappa 1.1 64-bit2604      43%
13/30
48%
15/31
 
GNU Chess 5.07.1705b (TCEC) 64-bit2597      33%
4/12
54%
6.5/12
 
GNU Chess 5.07.173b 64-bit2597     40%
4/10
46%
5.5/12
58%
7/12
 
Gaviota 0.83 64-bit2596      40%
2/5
80%
4/5
36%
11.5/32
N2 0.4 64-bit2590 100%
1/1
    54%
6.5/12
45%
5/11
39%
12.5/32
Ruffian 1.0.52586      62%
20/32
50%
16/32
 
CuckooChess 1.12 64-bit2583     41%
9.5/23
50%
5.5/11
42%
5/12
 
Arasan 13.2 64-bit2582      50%
6/12
75%
9/12
 
Francesca MAD 0.192581      50%
6/12
45%
5/11
 
Hamsters 0.7.12579      59%
19/32
50%
16/32
 
Pseudo 0.7c2576 100%
2/2
    50%
16/32
36%
11.5/32
 
Arasan 13.1 64-bit2575      64%
7/11
38%
4.5/12
 
SOS 5.12574     67%
15.5/23
55%
15.5/28
67%
19.5/29
 
Rotor 0.62573      42%
5/12
25%
3/12
 
Francesca MAD 0.182570      58%
7/12
46%
5.5/12
 
Aristarch 4.502567      48%
15.5/32
59%
19/32
 
Petir 4.392566      58%
7/12
58%
7/12
 
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
Brutus 8.05 64-bit2557 100%
1/1
      50%
16/32
Glass 1.7 64-bit2556      54%
6.5/12
50%
6/12
42%
13.5/32
The Baron 2.23 64-bit2555      50%
16/32
44%
14/32
 
Philou 3.602551      54%
6.5/12
46%
5.5/12
48%
15.5/32
Hermann 2.6 64-bit2540      50%
6/12
46%
5.5/12
 
AnMon 5.752539      72%
23/32
52%
16.5/32
55%
17/31
CuckooChess 1.11 64-bit2539      79%
9.5/12
62%
7.5/12
 
SmarThink 0.17a2537      55%
17.5/32
67%
21.5/32
 
DanaSah 4.662531      100%
12/12
50%
6/12
 
Hermann 2.8 64-bit2531      54%
6.5/12
62%
7.5/12
 
GreKo 8.2 64-bit2526      45%
5/11
42%
5/12
 
Pepito 1.59.2 64-bit2522 50%
0.5/1
      44%
14/32
Rodin 4.02512      75%
9/12
67%
8/12
44%
14/32
Pupsi2 0.082507      46%
5.5/12
75%
9/12
 
Green Light Chess 3.01.2.22505      45%
14/31
70%
22.5/32
59%
19/32
Little Goliath Evolution 3.122505      67%
21.5/32
55%
17.5/32
50%
15.5/31
nanoSzachy 3.92495      54%
6.5/12
71%
8.5/12
64%
20.5/32
Bruja 1.9.1 64-bit2491      75%
24/32
62%
20/32
 
Dorky 4.3 64-bit2467      68%
7.5/11
100%
12/12
72%
18/25
Pawny 0.3 64-bit2463      67%
8/12
54%
6.5/12
61%
19.5/32
NameEloCheng
4.39
64-bit
4CPU
Cheng
4.39
64-bit
Cheng4
0.38
64-bit
Cheng4
0.36c
64-bit
Cheng4
0.35a
64-bit
Cheng3
1.07
64-bit
Cheng3
1.05
64-bit
Cheng3
1.04
64-bit
Cheng3
1.03
64-bit
Delphil 2.82451      82%
9/11
92%
11/12
 
Atlas 3.14b 64-bit2436      67%
8/12
71%
8.5/12
 
Eeyore 1.52 64-bit2427      75%
9/12
75%
9/12
 
Hussar 0.42420      88%
10.5/12
71%
8.5/12
 
Typhoon 1.00-3582414      62%
7.5/12
92%
11/12
 
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
  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 October 12, 2019