CCRL 40/4
Downloads and Statistics
July 6, 2019
Testing summary:
Total: 2'062'148 games
played by 2'380 programs
27711 CPU days (X2 4600+)

White wins: 801'254 (38.9%)
Black wins: 648'494 (31.4%)
Draws: 612'400 (29.7%)
White score: 53.7%

Custom engine selection

Comparing 11 engines!
11 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 July 6, 2019 with Bayeselo based on 2'062'148 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 3.2 64-bit2847+21−2151.6%−13.535.5%715 
99.9%
 Counter 3.1 64-bit2795+25−2455.1%−33.328.9%571
100.0%
 Counter 2.9 64-bit2703+20−2049.5%+5.426.6%920
100.0%
 Counter 2.8 64-bit2643+21−2150.6%−4.228.4%800
60.9%
 Counter 2.7 64-bit2634+53−5259.1%−64.123.6%127
97.6%
 Counter 2.5 64-bit2577+21−2147.3%+19.430.3%775
53.1%
 Counter 2.0.2 64-bit2575+28−2849.7%+1.826.7%430
80.9%
 Counter 2.1.0 64-bit2560+18−1846.1%+27.528.0%1114
85.8%
 Counter 2.0.1 64-bit2546+19−1943.6%+43.428.7%924
100.0%
 Counter 1.99 64-bit2451+23−2343.8%+43.028.0%640
63.1%
 Counter 1.22447+10−1048.0%+13.736.0%3950
 

Results matrix

Custom engine selection
#NameElo1234567891011
1Counter 3.2 64-bit2847           
2Counter 3.1 64-bit2795           
3Counter 2.9 64-bit2703           
4Counter 2.8 64-bit2643           
5Counter 2.7 64-bit2634           
6Counter 2.5 64-bit2577           
7Counter 2.0.2 64-bit2575           
8Counter 2.1.0 64-bit2560           
9Counter 2.0.1 64-bit2546           
10Counter 1.99 64-bit2451           
11Counter 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
#NameElo1234567891011
1Counter 3.2 64-bit2847 99.9100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Counter 3.1 64-bit27950.1 100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Counter 2.9 64-bit27030.00.0 100.099.1100.0100.0100.0100.0100.0100.0
4Counter 2.8 64-bit26430.00.00.0 60.9100.0100.0100.0100.0100.0100.0
5Counter 2.7 64-bit26340.00.00.939.1 97.697.399.599.9100.0100.0
6Counter 2.5 64-bit25770.00.00.00.02.4 53.188.098.3100.0100.0
7Counter 2.0.2 64-bit25750.00.00.00.02.746.9 80.995.2100.0100.0
8Counter 2.1.0 64-bit25600.00.00.00.00.512.019.1 85.8100.0100.0
9Counter 2.0.1 64-bit25460.00.00.00.00.11.74.814.2 100.0100.0
10Counter 1.99 64-bit24510.00.00.00.00.00.00.00.00.0 63.1
11Counter 1.224470.00.00.00.00.00.00.00.00.036.9 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567891011
1Counter 3.2 64-bit2847 1366500000000
2Counter 3.1 64-bit2795136 10428409109907
3Counter 2.9 64-bit270365104 11239101218937
4Counter 2.8 64-bit26430284112 72723727003
5Counter 2.7 64-bit263400372 000000
6Counter 2.5 64-bit2577099720 35713011110024
7Counter 2.0.2 64-bit25750101030357 496373621
8Counter 2.1.0 64-bit256009127201301496 1202255271
9Counter 2.0.1 64-bit25460918970011103731202 247204
10Counter 1.99 64-bit24510030006255247 882
11Counter 1.22447077302421271204882 
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
#NameElo1234567891011
1Counter 3.2 64-bit2847 10.64.00.00.00.00.00.00.00.00.0
2Counter 3.1 64-bit279510.6 7.020.70.00.71.00.50.60.00.2
3Counter 2.9 64-bit27034.07.0 6.50.30.50.70.610.20.20.1
4Counter 2.8 64-bit26430.020.76.5 7.84.60.23.84.10.00.1
5Counter 2.7 64-bit26340.00.00.37.8 0.00.00.00.00.00.0
6Counter 2.5 64-bit25770.00.70.54.60.0 29.668.965.30.00.5
7Counter 2.0.2 64-bit25750.01.00.70.20.029.6 32.127.50.60.5
8Counter 2.1.0 64-bit25600.00.50.63.80.068.932.1 59.014.55.4
9Counter 2.0.1 64-bit25460.00.610.24.10.065.327.559.0 15.84.2
10Counter 1.99 64-bit24510.00.00.20.00.00.00.614.515.8 19.2
11Counter 1.224470.00.20.10.10.00.50.55.44.219.2 
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 67 common opponents

Custom engine selection
NameEloCounter
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
Daydreamer 2.0.0-pre2 64-bit289741%
13.5/33
0%
0/1
         
Tornado 8.0 64-bit2826 50%
14/28
 38%
15/40
       
Octochess r5506 64-bit282153%
17.5/33
0%
0/1
         
Monolith 1.0 64-bit282052%
17/33
 39%
12.5/32
        
Rhetoric 1.4.3 64-bit280461%
20/33
42%
13.5/32
         
RuyDos 1.1.6 64-bit2798 38%
12.5/33
 24%
9.5/40
       
Frenzee 3.5.19 64-bit276966%
21/32
62%
20.5/33
         
Gogobello 1.4 64-bit2755 67%
18/27
 36%
14.5/40
       
Arminius 2017-01-01 64-bit2688 62%
20.5/33
        0%
0/1
Djinn 1.021 64-bit2678  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 7072664  51%
36/70
     38%
11.5/30
  
Gandalf 7 64-bit2662 100%
1/1
56%
38.5/69
        
ECE X3 64-bit2656  50%
0.5/1
   0%
0/1
    
Cyrano 0.6b17 64-bit2642 100%
1/1
50%
0.5/1
   0%
0/1
    
WyldChess 1.51 64-bit2632     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
  
NameEloCounter
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
DanaSah 7.32618 100%
1/1
 50%
20/40
       
Slow Chess Blitz WV2.12615     48%
15.5/32
 50%
16/32
28%
9/32
  
Rotor 0.82613  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
Ruffian 2.1.02610 0%
0/1
   59%
19/32
 42%
13.5/32
31%
10/32
  
Jellyfish 1.1 64-bit2609  0%
0/1
  55%
17.5/32
 48%
15.5/32
28%
9/32
  
GarboChess 2.20 64-bit2608     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 3.5.12604 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-bit2585     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
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 5.12574     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
  
Brutus 8.05 64-bit2556     45%
12.5/28
67%
20/30
42%
13.5/32
   
NameEloCounter
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
nanoSzachy 4.1 64-bit2556     42%
10.5/25
100%
1/1
44%
13.5/31
  0%
0/1
Ghost 3.1 64-bit2553 100%
1/1
    43%
13/30
50%
16/32
   
Betsabe II 1.842542  100%
1/1
55%
22/40
62%
20/32
      
AnMon 5.752540  100%
1/1
    58%
18.5/32
60%
18/30
38%
12/32
37%
11.5/31
Capivara LK 0.09b02g 64-bit2540  0%
0/1
   48%
14/29
50%
16/32
  0%
0/1
Ufim 8.022540       52%
16.5/32
 44%
14/32
45%
13.5/30
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
Pupsi2 0.092536      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-bit2509         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
Yace 0.99.872504         47%
15/32
33%
10/30
Betsabe II 1.662496         33%
10.5/32
42%
13.5/32
Bruja 1.9.1 64-bit2491         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 3.03d2472         47%
15/32
43%
12.5/29
NameEloCounter
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
Kiwi 0.6d 64-bit2469         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-bit2453      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-bit2440      100%
1/1
   58%
17.5/30
Gaia 3.5 64-bit2425      100%
1/1
   48%
14.5/30
Giraffe 20161023 64-bit2369      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:
  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 July 6, 2019