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+
1Counter 3.3 64-bit2875+20−2049.7%+1.834.5%804 
96.5%
 Counter 3.2 64-bit2848+21−2152.1%−16.035.4%745
99.9%
 Counter 3.1 64-bit2796+25−2555.1%−33.928.9%571
100.0%
 Counter 2.9 64-bit2702+20−2049.5%+5.926.6%920
100.0%
 Counter 2.8 64-bit2642+21−2150.6%−3.428.4%800
61.2%
 Counter 2.7 64-bit2634+53−5259.1%−64.623.6%127
97.6%
 Counter 2.5 64-bit2576+21−2147.3%+20.130.3%775
52.9%
 Counter 2.0.2 64-bit2575+28−2849.7%+1.826.7%430
81.3%
 Counter 2.1.0 64-bit2560+18−1846.1%+27.128.0%1114
86.0%
 Counter 2.0.1 64-bit2546+19−1943.6%+42.928.7%924
100.0%
 Counter 1.99 64-bit2451+23−2343.8%+42.728.0%640
63.2%
 Counter 1.22447+10−948.0%+13.536.0%3950
 

Results matrix

Custom engine selection
#NameElo123456789101112
1Counter 3.3 64-bit2875            
2Counter 3.2 64-bit2848            
3Counter 3.1 64-bit2796            
4Counter 2.9 64-bit2702            
5Counter 2.8 64-bit2642            
6Counter 2.7 64-bit2634            
7Counter 2.5 64-bit2576            
8Counter 2.0.2 64-bit2575            
9Counter 2.1.0 64-bit2560            
10Counter 2.0.1 64-bit2546            
11Counter 1.99 64-bit2451            
12Counter 1.22447            
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
1Counter 3.3 64-bit2875 96.5100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Counter 3.2 64-bit28483.5 99.9100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Counter 3.1 64-bit27960.00.1 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Counter 2.9 64-bit27020.00.00.0 100.099.1100.0100.0100.0100.0100.0100.0
5Counter 2.8 64-bit26420.00.00.00.0 61.2100.0100.0100.0100.0100.0100.0
6Counter 2.7 64-bit26340.00.00.00.938.8 97.697.299.599.9100.0100.0
7Counter 2.5 64-bit25760.00.00.00.00.02.4 52.988.298.3100.0100.0
8Counter 2.0.2 64-bit25750.00.00.00.00.02.847.1 81.395.4100.0100.0
9Counter 2.1.0 64-bit25600.00.00.00.00.00.511.818.7 86.0100.0100.0
10Counter 2.0.1 64-bit25460.00.00.00.00.00.11.74.614.0 100.0100.0
11Counter 1.99 64-bit24510.00.00.00.00.00.00.00.00.00.0 63.2
12Counter 1.224470.00.00.00.00.00.00.00.00.00.036.8 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789101112
1Counter 3.3 64-bit2875 13516300000000
2Counter 3.2 64-bit2848135 1366500000000
3Counter 3.1 64-bit279616136 10428409109907
4Counter 2.9 64-bit2702365104 11239101218937
5Counter 2.8 64-bit264200284112 72723727003
6Counter 2.7 64-bit2634000372 000000
7Counter 2.5 64-bit25760099720 35713011110024
8Counter 2.0.2 64-bit257500101030357 496373621
9Counter 2.1.0 64-bit2560009127201301496 1202255271
10Counter 2.0.1 64-bit254600918970011103731202 247204
11Counter 1.99 64-bit245100030006255247 882
12Counter 1.224470077302421271204882 
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
1Counter 3.3 64-bit2875 8.71.20.20.00.00.00.00.00.00.00.0
2Counter 3.2 64-bit28488.7 10.33.90.00.00.00.00.00.00.00.0
3Counter 3.1 64-bit27961.210.3 7.020.70.00.71.00.50.60.00.2
4Counter 2.9 64-bit27020.23.97.0 6.50.30.50.70.610.20.20.1
5Counter 2.8 64-bit26420.00.020.76.5 7.84.60.23.84.10.00.1
6Counter 2.7 64-bit26340.00.00.00.37.8 0.00.00.00.00.00.0
7Counter 2.5 64-bit25760.00.00.70.54.60.0 29.668.965.30.00.5
8Counter 2.0.2 64-bit25750.00.01.00.70.20.029.6 32.127.50.60.5
9Counter 2.1.0 64-bit25600.00.00.50.63.80.068.932.1 59.014.55.4
10Counter 2.0.1 64-bit25460.00.00.610.24.10.065.327.559.0 15.84.2
11Counter 1.99 64-bit24510.00.00.00.20.00.00.00.614.515.8 19.2
12Counter 1.224470.00.00.20.10.10.00.50.55.44.219.2 
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 73 common opponents

Custom engine selection
NameEloCounter
3.3
64-bit
Counter
3.2
64-bit
Counter
3.1
64-bit
Counter
2.9
64-bit
Counter
2.8
64-bit
Counter
2.7
64-bit
Counter
2.5
64-bit
Counter
2.0.2
64-bit
Counter
2.1.0
64-bit
Counter
2.0.1
64-bit
Counter
1.99
64-bit
Counter
1.2
EXchess 7.97b 64-bit291439%
12.5/32
 100%
1/1
         
Zurichess Neuchatel 64-bit290050%
16.5/33
39%
13/33
          
Daydreamer 2.0.0-pre2 64-bit289462%
20.5/33
41%
13.5/33
0%
0/1
         
Gaviota 1.0 64-bit28730%
0/1
 100%
1/1
         
Tornado 8.0 64-bit2827  50%
14/28
 38%
15/40
       
Octochess r5506 64-bit28240%
0/1
53%
17.5/33
0%
0/1
         
Monolith 1.0 64-bit2823 52%
17/33
 39%
12.5/32
        
Rhetoric 1.4.3 64-bit2805 61%
20/33
42%
13.5/32
         
RuyDos 1.1.6 64-bit2798  38%
12.5/33
 24%
9.5/40
       
Cheese 2.0 64-bit276950%
0.5/1
 65%
19.5/30
         
Frenzee 3.5.19 64-bit2769 66%
21/32
62%
20.5/33
         
Gogobello 1.4 64-bit2755  67%
18/27
 36%
14.5/40
       
Karballo 1.8 64-bit273050%
0.5/1
 53%
17.5/33
         
Donna 4.1 64-bit26980%
0/1
  52%
16.5/32
        
Arminius 2017-01-01 64-bit2688  62%
20.5/33
        0%
0/1
Djinn 1.021 64-bit2676   43%
29.5/69
     38%
11.5/30
  
RedQueen 1.1.98 64-bit2670  76%
25/33
55%
38/69
45%
18/40
  50%
0.5/1
    
Alaric 7072663   51%
36/70
     38%
11.5/30
  
Gandalf 7 64-bit2663  100%
1/1
56%
38.5/69
        
ECE X3 64-bit2655   50%
0.5/1
   0%
0/1
    
NameEloCounter
3.3
64-bit
Counter
3.2
64-bit
Counter
3.1
64-bit
Counter
2.9
64-bit
Counter
2.8
64-bit
Counter
2.7
64-bit
Counter
2.5
64-bit
Counter
2.0.2
64-bit
Counter
2.1.0
64-bit
Counter
2.0.1
64-bit
Counter
1.99
64-bit
Counter
1.2
Cyrano 0.6b17 64-bit2641  100%
1/1
50%
0.5/1
   0%
0/1
    
WyldChess 1.51 64-bit2630      39%
12.5/32
 47%
15/32
   
Movei 00.8.438 (10 10 10)2623      47%
15/32
 53%
17/32
47%
15/32
  
WildCat 82623      67%
21.5/32
42%
12.5/30
39%
12.5/32
58%
18.5/32
  
Philou 3.7.1 64-bit2620      48%
15.5/32
 30%
9.5/32
23%
7.5/32
  
GreKo 2016 64-bit2619       38%
11.5/30
37%
11.5/31
44%
14/32
  
DanaSah 7.32617  100%
1/1
 50%
20/40
       
Slow Chess Blitz WV2.12615      48%
15.5/32
 50%
16/32
28%
9/32
  
Rotor 0.82612   50%
0.5/1
  29%
9/31
 50%
16/32
33%
10.5/32
  
Glass 2.0 64-bit2610    62%
25/40
 36%
11.5/32
 47%
15/32
42%
12.5/30
 0%
0/1
Jellyfish 1.1 64-bit2610   0%
0/1
  55%
17.5/32
 48%
15.5/32
28%
9/32
  
Ruffian 2.1.02608  0%
0/1
   59%
19/32
 42%
13.5/32
31%
10/32
  
GarboChess 2.20 64-bit2606      45%
14.5/32
 42%
13.5/32
38%
12/32
  
Amyan 1.722604      40%
11.5/29
 34%
11/32
27%
8.5/32
 0%
0/1
Pharaon 3.5.12603  100%
1/1
   36%
11.5/32
 44%
14/32
42%
13.5/32
 50%
0.5/1
DanaSah 7.02598      36%
10.5/29
50%
15/30
    
N2 0.4 64-bit2590   100%
1/1
  41%
12/29
    50%
0.5/1
K2 0.872586      50%
14/28
30%
9/30
38%
11.5/30
   
Floyd 0.9 64-bit2583      68%
21/31
 38%
12/32
47%
15/32
  
Muse 0.953 64-bit2582      53%
15.5/29
 48%
15.5/32
35%
11/31
 100%
1/1
NameEloCounter
3.3
64-bit
Counter
3.2
64-bit
Counter
3.1
64-bit
Counter
2.9
64-bit
Counter
2.8
64-bit
Counter
2.7
64-bit
Counter
2.5
64-bit
Counter
2.0.2
64-bit
Counter
2.1.0
64-bit
Counter
2.0.1
64-bit
Counter
1.99
64-bit
Counter
1.2
Hamsters 0.7.12578      40%
11.5/29
 48%
15.5/32
34%
11/32
  
Pseudo 0.7c2576  100%
1/1
   36%
10/28
0%
0/1
 47%
14/30
 100%
1/1
SOS 5.12573      48%
14/29
 48%
15.5/32
45%
13.5/30
 50%
0.5/1
Maverick 1.5 64-bit2569      61%
17/28
47%
14.5/31
61%
19.5/32
50%
14/28
  
Aristarch 4.502566      52%
13/25
62%
18.5/30
52%
16.5/32
53%
16/30
  
nanoSzachy 4.1 64-bit2559      42%
10.5/25
100%
1/1
44%
13.5/31
  0%
0/1
Brutus 8.05 64-bit2557      45%
12.5/28
67%
20/30
42%
13.5/32
   
Ghost 3.1 64-bit2554  100%
1/1
    43%
13/30
50%
16/32
   
Betsabe II 1.842542   100%
1/1
55%
22/40
62%
20/32
      
Ufim 8.022540        52%
16.5/32
 44%
14/32
45%
13.5/30
AnMon 5.752539   100%
1/1
    58%
18.5/32
60%
18/30
38%
12/32
37%
11.5/31
Shield 1.3.1 64-bit2539       60%
18/30
 58%
17.5/30
  
Fridolin 2.00 64-bit2538        52%
16.5/32
 31%
9.5/31
48%
15.5/32
Capivara LK 0.09b02g 64-bit2537   0%
0/1
   48%
14/29
50%
16/32
  0%
0/1
Pupsi2 0.092537       66%
20.5/31
 63%
19/30
  
Hermann 2.8 64-bit2531        42%
13.5/32
 44%
14/32
 
JikChess 0.02 64-bit2522        55%
17.5/32
  43%
12.5/29
Coiled 0.4 64-bit2508          0%
0/4
52%
16/31
Dorky 4.5 64-bit2505          47%
15/32
38%
12/32
Little Goliath Evolution 3.122505       50%
0.5/1
 60%
18/30
52%
16/31
29%
9/31
NameEloCounter
3.3
64-bit
Counter
3.2
64-bit
Counter
3.1
64-bit
Counter
2.9
64-bit
Counter
2.8
64-bit
Counter
2.7
64-bit
Counter
2.5
64-bit
Counter
2.0.2
64-bit
Counter
2.1.0
64-bit
Counter
2.0.1
64-bit
Counter
1.99
64-bit
Counter
1.2
Yace 0.99.872503          47%
15/32
33%
10/30
Betsabe II 1.662495          33%
10.5/32
42%
13.5/32
Bruja 1.9.1 64-bit2490          36%
11.5/32
52%
15.5/30
Tao 5.62486          35%
11/31
52%
16/31
Mephisto Gideon Professional2474          42%
13.5/32
45%
9.5/21
Cerebro 3.03d2471          47%
15/32
43%
12.5/29
Kiwi 0.6d 64-bit2470          52%
16.5/32
45%
13.5/30
Schooner 1.7.0 64-bit2464          48%
15.5/32
41%
13/32
LittleThought 1.052 64-bit2452       100%
1/1
 72%
21.5/30
53%
17/32
52%
16/31
Matacz 1.42446         75%
22.5/30
47%
15/32
100%
1/1
Ares 1.005.2 64-bit2441       100%
1/1
   58%
17.5/30
Gaia 3.5 64-bit2425       100%
1/1
   48%
14.5/30
Giraffe 20161023 64-bit2370       0%
0/1
   50%
0.5/1
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:
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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 November 16, 2019