CCRL 40/4
Downloads and Statistics
November 16, 2019
Testing summary:
Total: 2'132'153 games
played by 2'491 programs
28840 CPU days (X2 4600+)

White wins: 826'813 (38.8%)
Black wins: 668'076 (31.3%)
Draws: 637'264 (29.9%)
White score: 53.7%

Custom engine selection

Comparing 12 engines!
12 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 November 16, 2019 with Bayeselo based on 2'132'153 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+
1Winter 0.7 64-bit 4CPU3083+23−2359.2%−59.736.2%616 
100.0%
 Winter 0.6 64-bit 4CPU3002+23−2353.8%−24.339.0%592
82.8%
 Winter 0.7 64-bit2987+20−2050.3%−1.830.8%892
99.6%
 Winter 0.5 64-bit 4CPU2946+23−2256.5%−43.836.2%650
72.3%
 Winter 0.6 64-bit2937+18−1849.8%+1.135.6%1036
90.5%
 Winter 0.5 64-bit2910+37−3663.8%−99.628.0%271
71.5%
 Winter 0.4a 64-bit 4CPU2897+26−2656.1%−41.038.5%488
100.0%
 Winter 0.3 64-bit 4CPU2818+24−2446.7%+24.128.3%618
63.9%
 Winter 0.4a 64-bit2813+22−2256.0%−43.529.8%749
100.0%
 Winter 0.3 64-bit2739+17−1753.8%−28.728.7%1235
100.0%
 Winter 0.2 64-bit2612+19−1957.3%−52.125.3%1026
100.0%
 Winter 0.1.1 64-bit2480+17−1850.8%−8.420.8%1220
 

Results matrix

Custom engine selection
#NameElo123456789101112
1Winter 0.7 64-bit 4CPU3083            
2Winter 0.6 64-bit 4CPU3002            
3Winter 0.7 64-bit2987            
4Winter 0.5 64-bit 4CPU2946            
5Winter 0.6 64-bit2937            
6Winter 0.5 64-bit2910            
7Winter 0.4a 64-bit 4CPU2897            
8Winter 0.3 64-bit 4CPU2818            
9Winter 0.4a 64-bit2813            
10Winter 0.3 64-bit2739            
11Winter 0.2 64-bit2612            
12Winter 0.1.1 64-bit2480            
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
#NameElo123456789101112
1Winter 0.7 64-bit 4CPU3083 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Winter 0.6 64-bit 4CPU30020.0 82.8100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Winter 0.7 64-bit29870.017.2 99.6100.0100.0100.0100.0100.0100.0100.0100.0
4Winter 0.5 64-bit 4CPU29460.00.00.4 72.394.899.8100.0100.0100.0100.0100.0
5Winter 0.6 64-bit29370.00.00.027.7 90.599.4100.0100.0100.0100.0100.0
6Winter 0.5 64-bit29100.00.00.05.29.5 71.5100.0100.0100.0100.0100.0
7Winter 0.4a 64-bit 4CPU28970.00.00.00.20.628.5 100.0100.0100.0100.0100.0
8Winter 0.3 64-bit 4CPU28180.00.00.00.00.00.00.0 63.9100.0100.0100.0
9Winter 0.4a 64-bit28130.00.00.00.00.00.00.036.1 100.0100.0100.0
10Winter 0.3 64-bit27390.00.00.00.00.00.00.00.00.0 100.0100.0
11Winter 0.2 64-bit26120.00.00.00.00.00.00.00.00.00.0 100.0
12Winter 0.1.1 64-bit24800.00.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789101112
1Winter 0.7 64-bit 4CPU3083 68496099010203000
2Winter 0.6 64-bit 4CPU3002684 3892933910003000
3Winter 0.7 64-bit298796389 7810890003000
4Winter 0.5 64-bit 4CPU2946029378 31703213383000
5Winter 0.6 64-bit2937993911089317 149378117050
6Winter 0.5 64-bit29100000149 000000
7Winter 0.4a 64-bit 4CPU28971020032130 63633513200
8Winter 0.3 64-bit 4CPU2818000338780636 46226900
9Winter 0.4a 64-bit28133333110335462 991163
10Winter 0.3 64-bit27390000700132269991 610
11Winter 0.2 64-bit2612000050001661 413
12Winter 0.1.1 64-bit24800000000030413 
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
#NameElo123456789101112
1Winter 0.7 64-bit 4CPU3083 56.66.40.06.00.09.20.00.20.00.00.0
2Winter 0.6 64-bit 4CPU300256.6 26.223.624.00.00.00.00.20.00.00.0
3Winter 0.7 64-bit29876.426.2 5.156.50.00.00.00.20.00.00.0
4Winter 0.5 64-bit 4CPU29460.023.65.1 18.80.028.226.70.20.00.00.0
5Winter 0.6 64-bit29376.024.056.518.8 11.40.24.70.63.10.20.0
6Winter 0.5 64-bit29100.00.00.00.011.4 0.00.00.00.00.00.0
7Winter 0.4a 64-bit 4CPU28979.20.00.028.20.20.0 57.527.17.70.00.0
8Winter 0.3 64-bit 4CPU28180.00.00.026.74.70.057.5 33.814.50.00.0
9Winter 0.4a 64-bit28130.20.20.20.20.60.027.133.8 49.90.90.2
10Winter 0.3 64-bit27390.00.00.00.03.10.07.714.549.9 2.70.0
11Winter 0.2 64-bit26120.00.00.00.00.20.00.00.00.92.7 18.4
12Winter 0.1.1 64-bit24800.00.00.00.00.00.00.00.00.20.018.4 
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
NameEloWinter
0.7
64-bit
4CPU
Winter
0.6
64-bit
4CPU
Winter
0.7
64-bit
Winter
0.5
64-bit
4CPU
Winter
0.6
64-bit
Winter
0.5
64-bit
Winter
0.4a
64-bit
4CPU
Winter
0.3
64-bit
4CPU
Winter
0.4a
64-bit
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
Xiphos 0.3 64-bit3137          0%
0/2
0%
0/1
Spike 1.4 Leiden 4CPU303949%
33.5/69
41%
19/46
          
SmarThink 1.98 64-bit3038 44%
19.5/44
30%
9.5/32
 42%
13.5/32
       
Marvin 3.4.0 64-bit 4CPU303754%
37.5/69
48%
20/42
          
Naum 4.6 64-bit3032  53%
17/32
 44%
14/32
       
Spark 1.0 64-bit 4CPU302958%
40/69
47%
21.5/46
          
Hakkapeliitta TCEC v2 64-bit302059%
40.5/69
47%
22/47
42%
13.5/32
 44%
14.5/33
   0%
0/1
   
Pirarucu 3.0.7 64-bit3019  45%
14.5/32
 38%
12/32
       
Gogobello 2.0 64-bit 4CPU301565%
43.5/67
     26%
9/35
     
Rodent III 0.287 64-bit3005  52%
16.5/32
 38%
12/32
       
The Baron 3.44 64-bit 4CPU299661%
41.5/68
49%
22/45
          
Hiarcs 142987  50%
16/32
 36%
11.5/32
       
Amoeba 3.0 64-bit2974 54%
25/46
70%
22.5/32
 33%
10.5/32
       
Gaviota 1.0 64-bit 4CPU297266%
45/68
61%
28/46
          
Marvin 3.4.0 64-bit2963  48%
15.5/32
 36%
11.5/32
       
Bobcat 8.0 64-bit2957  65%
20/31
 44%
14/32
       
Amoeba 2.8 64-bit2952   63%
29/46
   26%
11/43
    
Godel 6.0 64-bit2947  48%
15.5/32
 56%
18/32
       
Cheng 4.39 64-bit2945  50%
16/32
 41%
13/32
       
Marvin 3.3.2 64-bit 4CPU2940 50%
23/46
 48%
32/66
        
NameEloWinter
0.7
64-bit
4CPU
Winter
0.6
64-bit
4CPU
Winter
0.7
64-bit
Winter
0.5
64-bit
4CPU
Winter
0.6
64-bit
Winter
0.5
64-bit
Winter
0.4a
64-bit
4CPU
Winter
0.3
64-bit
4CPU
Winter
0.4a
64-bit
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
DisasterArea 1.65 64-bit 4CPU2931 60%
27.5/46
 44%
19/43
        
Spark 1.0 64-bit2927  62%
20/32
 41%
13/32
       
Dirty CUCUMBER 64-bit2926  67%
21.5/32
 52%
16.5/32
       
Atlas 3.91 64-bit2925 65%
30/46
52%
16.5/32
50%
23/46
55%
17.5/32
       
Spike 1.4 Leiden2921  56%
18/32
 47%
15/32
       
Toga II 4.0 64-bit2917  66%
21/32
 53%
17/32
       
EXchess 7.97b 64-bit2914 57%
26/46
59%
19/32
 44%
14.5/33
       
Monolith 1.0 64-bit 4CPU2912   47%
21.5/46
  47%
18/38
     
Marvin 3.2.0 64-bit 4CPU2904   55%
25.5/46
  37%
14/38
33%
14.5/44
    
Quazar 0.4 64-bit2901   60%
28/47
59%
19/32
  55%
23.5/43
    
Zurichess Neuchatel 64-bit2900   61%
28.5/47
69%
22/32
       
Tucano 7.07 64-bit2899    55%
17.5/32
45%
22.5/50
      
Daydreamer 2.0.0-pre2 64-bit2894   65%
30/46
61%
19.5/32
       
Cheese 2.0 64-bit 4CPU2890   58%
26.5/46
  45%
18/40
     
Godel 5.5.1 64-bit2889    61%
19.5/32
45%
14.5/32
      
The Baron 3.44 64-bit2873    66%
21/32
    40%
11.5/29
  
Tornado 8.0 64-bit 4CPU2867   62%
21/34
  48%
16/33
44%
15.5/35
    
Nemo 1.0.1 64-bit2856      59%
23/39
44%
18.5/42
45%
12.5/28
   
Asymptote 0.6 64-bit2848    100%
1/1
62%
20/32
      
Gogobello 1.4 64-bit 4CPU2848      63%
24/38
49%
21.5/44
    
NameEloWinter
0.7
64-bit
4CPU
Winter
0.6
64-bit
4CPU
Winter
0.7
64-bit
Winter
0.5
64-bit
4CPU
Winter
0.6
64-bit
Winter
0.5
64-bit
Winter
0.4a
64-bit
4CPU
Winter
0.3
64-bit
4CPU
Winter
0.4a
64-bit
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
Zappa Mexico II 64-bit2844   47%
21.5/46
0%
0/1
   50%
0.5/1
   
Godel 4.4.5 64-bit2839      63%
24/38
50%
20.5/41
62%
18/29
   
Marvin 3.2.0 64-bit2828        36%
10.5/29
50%
15.5/31
  
Tornado 8.0 64-bit2827        61%
19.5/32
30%
9/30
  
Octochess r5506 64-bit2824      53%
20/38
33%
14/43
52%
16/31
   
Monolith 1.0 64-bit2823        43%
13/30
22%
7/32
  
Rhetoric 1.4.3 64-bit2805      76%
29/38
 41%
11.5/28
40%
12.5/31
  
Shield 2.1 64-bit 4CPU2799      81%
31.5/39
63%
27/43
    
RuyDos 1.1.6 64-bit2798      66%
25/38
51%
22/43
    
Ktulu 92781    50%
0.5/1
 62%
22.5/36
 48%
14.5/30
39%
10.5/27
  
RubiChess 1.1 64-bit2779         53%
16.5/31
48%
11.5/24
 
Frenzee 3.5.19 64-bit2769    50%
0.5/1
  60%
26/43
53%
16/30
41%
12/29
  
Pawny 1.2 64-bit2768       64%
16/25
 52%
15/29
  
Twisted Logic 20100131x 64-bit2766       64%
27.5/43
63%
19/30
52%
14.5/28
  
Jonny 4.002763        69%
22/32
60%
17.5/29
  
Bison 9.11 64-bit2761       52%
22.5/43
55%
32.5/59
52%
15/29
  
Gogobello 1.4 64-bit2755        50%
11.5/23
45%
14.5/32
  
Chronos 1.9.9 64-bit2739        50%
16/32
36%
10.5/29
  
Delfi 5.42682        62%
20/32
50%
15.5/31
  
RedQueen 1.1.98 64-bit2670        66%
21/32
48%
28.5/59
0%
0/1
 
NameEloWinter
0.7
64-bit
4CPU
Winter
0.6
64-bit
4CPU
Winter
0.7
64-bit
Winter
0.5
64-bit
4CPU
Winter
0.6
64-bit
Winter
0.5
64-bit
Winter
0.4a
64-bit
4CPU
Winter
0.3
64-bit
4CPU
Winter
0.4a
64-bit
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
Alaric 7072663        73%
24/33
71%
41/58
  
Colossus 2008b2642        50%
0.5/1
65%
19.5/30
  
Cyrano 0.6b17 64-bit2641        76%
23.5/31
56%
17.5/31
  
WildCat 82623    50%
0.5/1
    73%
22/30
0%
0/1
 
Jellyfish 1.1 64-bit2610    100%
1/1
     52%
16.5/32
 
Ruffian 2.1.02608        50%
0.5/1
 62%
20/32
 
Pharaon 3.5.12603        25%
0.5/2
 42%
13.5/32
 
N2 0.4 64-bit2590        50%
0.5/1
 0%
0/1
 
Yace 0.99.872503          100%
1/1
37%
11/30
Magnum 4.0 32-bit2492          62%
37.5/60
52%
28/54
CyberPagno 3.0 64-bit2491          100%
1/1
49%
42/85
Bruja 1.9.1 64-bit2490          76%
45.5/60
45%
38/84
Tao 5.62486          72%
43.5/60
48%
41/86
Anatoli 0.35k2455        100%
1/1
  52%
43.5/84
Typhoon 1.00-358 64-bit2382        100%
1/1
 100%
1/1
 
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%

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 November 16, 2019