CCRL 40/40
Downloads and Statistics
June 15, 2019
Testing summary:
Total: 1'059'406 games
played by 2'473 programs
144801 CPU days (X2 4600+)

White wins: 368'317 (34.8%)
Black wins: 274'199 (25.9%)
Draws: 416'890 (39.4%)
White score: 54.4%

Custom engine selection

Comparing 8 engines!
8 selected engines played 34 games with each other

CCRL 40/40 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 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern Intel CPU.
Computed on June 15, 2019 with Bayeselo based on 1'059'406 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 200 games or more. Normal font - less than 200 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
 Winter 0.6 64-bit 4CPU3021+90−9145.8%+20.741.7%36 
91.4%
1Winter 0.5 64-bit 4CPU2953+26−2551.1%−8.839.4%500
94.6%
 Winter 0.6 64-bit2924+21−2149.8%+0.737.8%767
99.0%
 Winter 0.5 64-bit2893+17−1751.9%−13.040.7%1169
100.0%
 Winter 0.4a 64-bit2832+24−2448.0%+10.143.5%552
100.0%
 Winter 0.3 64-bit2764+25−2548.3%+11.036.3%543
100.0%
 Winter 0.2 64-bit2651+18−1855.8%−47.124.7%1242
100.0%
 Winter 0.1.1 64-bit2495+21−2149.8%−0.928.9%764
 

Results matrix

Custom engine selection
#NameElo12345678
1Winter 0.6 64-bit 4CPU3021        
2Winter 0.5 64-bit 4CPU2953        
3Winter 0.6 64-bit2924        
4Winter 0.5 64-bit2893        
5Winter 0.4a 64-bit2832        
6Winter 0.3 64-bit2764        
7Winter 0.2 64-bit2651       27.5 − 6.5
+22−1=11
+57
8Winter 0.1.1 64-bit2495      6.5 − 27.5
+1−22=11
−57
 
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
1Winter 0.6 64-bit 4CPU3021 91.497.499.5100.0100.0100.0100.0
2Winter 0.5 64-bit 4CPU29538.6 94.6100.0100.0100.0100.0100.0
3Winter 0.6 64-bit29242.65.4 99.0100.0100.0100.0100.0
4Winter 0.5 64-bit28930.50.01.0 100.0100.0100.0100.0
5Winter 0.4a 64-bit28320.00.00.00.0 100.0100.0100.0
6Winter 0.3 64-bit27640.00.00.00.00.0 100.0100.0
7Winter 0.2 64-bit26510.00.00.00.00.00.0 100.0
8Winter 0.1.1 64-bit24950.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678
1Winter 0.6 64-bit 4CPU3021 55000000
2Winter 0.5 64-bit 4CPU295355 000000
3Winter 0.6 64-bit292400 675204138240
4Winter 0.5 64-bit289300675 4852652230
5Winter 0.4a 64-bit283200204485 4601170
6Winter 0.3 64-bit276400138265460 1730
7Winter 0.2 64-bit26510024223117173 648
8Winter 0.1.1 64-bit2495000000648 
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
1Winter 0.6 64-bit 4CPU3021 10.30.00.00.00.00.00.0
2Winter 0.5 64-bit 4CPU295310.3 0.00.00.00.00.00.0
3Winter 0.6 64-bit29240.00.0 34.915.510.51.20.0
4Winter 0.5 64-bit28930.00.034.9 28.215.59.20.0
5Winter 0.4a 64-bit28320.00.015.528.2 42.06.50.0
6Winter 0.3 64-bit27640.00.010.515.542.0 9.70.0
7Winter 0.2 64-bit26510.00.01.29.26.59.7 32.3
8Winter 0.1.1 64-bit24950.00.00.00.00.00.032.3 
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 63 common opponents

Custom engine selection
NameEloWinter
0.6
64-bit
4CPU
Winter
0.5
64-bit
4CPU
Winter
0.6
64-bit
Winter
0.5
64-bit
Winter
0.4a
64-bit
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
Rodent III 0.276 64-bit 4CPU305943%
3/7
32%
13/40
      
Pirarucu 2.9.5 64-bit 4CPU303143%
3/7
40%
4/10
      
Wasp 3.50 64-bit3030   34%
11/32
23%
7.5/32
   
Demolito 2019-04-27 64-bit3009  48%
19/40
25%
4.5/18
    
Defenchess (SCTR) 1.1f 64-bit2997  33%
10.5/32
19%
7/36
    
Rodent III 0.275 64-bit2984  39%
15.5/40
38%
1.5/4
    
Pirarucu 2.9.5 64-bit2967  42%
17/40
50%
2/4
    
Deuterium 2019.1.36.50 64-bit2956  48%
19/40
62%
2.5/4
28%
4.5/16
   
Amoeba 3.0 64-bit2951  39%
15.5/40
38%
9/24
    
Pirarucu 2.7.4 64-bit2949    25%
1/4
21%
3/14
  
Marvin 3.3.2 64-bit 4CPU294671%
5/7
40%
4/10
      
Crafty 25.2 64-bit2931  46%
18.5/40
39%
12.5/32
    
Dirty CUCUMBER 64-bit2915  54%
21.5/40
52%
21/40
25%
1/4
   
Amoeba 2.7 64-bit2904   57%
8/14
33%
4/12
21%
3/14
  
Toga II 4.0 64-bit2904  62%
25/40
 33%
4/12
29%
4/14
  
Scorpio 2.8 64-bit2885  73%
23.5/32
  29%
4/14
  
The Baron 3.44 64-bit2861   54%
19.5/36
41%
19.5/48
   
Lc0 0.19.1 w11248 64-bit2856   54%
7.5/14
34%
5.5/16
   
Marvin 3.3.2 64-bit2852  61%
19.5/32
79%
9.5/12
    
Pirarucu 2.3.8 64-bit2852   75%
10.5/14
  25%
2/8
 
NameEloWinter
0.6
64-bit
4CPU
Winter
0.5
64-bit
4CPU
Winter
0.6
64-bit
Winter
0.5
64-bit
Winter
0.4a
64-bit
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
Tucano 7.06 64-bit2847   62%
2.5/4
47%
7.5/16
   
Marvin 3.2.0 64-bit2836   49%
17.5/36
62%
10/16
39%
5.5/14
  
Counter 3.2 64-bit2832  69%
22/32
64%
23/36
    
Fruit Reloaded 3.2.1 64-bit2832   53%
19/36
  21%
7/34
 
Tucano 7.00 64-bit2824   46%
6.5/14
  29%
10/34
 
Zurichess Neuchatel 64-bit2820   61%
19.5/32
58%
7/12
39%
5.5/14
  
Godel 4.4.5 64-bit2814   60%
9/15
54%
6.5/12
39%
7/18
25%
2.5/10
 
GNU Chess 5.60 64-bit2811   61%
8.5/14
38%
4.5/12
32%
4.5/14
  
Monolith 1.0 64-bit2795  66%
21/32
60%
21.5/36
46%
5.5/12
54%
7.5/14
  
Rhetoric 1.4.3 64-bit2794    71%
8.5/12
 26%
9/34
 
RuyDos 1.1.9 64-bit2793   56%
18/32
46%
5.5/12
44%
8/18
  
Counter 3.1 64-bit2783    67%
29.5/44
48%
10.5/22
  
tomitankChess 3.0 64-bit2779  65%
20/31
72%
23/32
62%
7.5/12
 38%
3/8
 
Frenzee 3.5.19 64-bit2775    62%
7.5/12
 0%
0/1
 
RofChade 1.0 64-bit2774     54%
7.5/14
38%
13/34
 
RubiChess 1.1 64-bit2774     68%
9.5/14
38%
3/8
 
Igel 1.6.0 64-bit2763  78%
25/32
71%
24/34
    
BugChess2 1.9 64-bit2762    46%
5.5/12
50%
7/14
  
Bison 9.11 64-bit2755    50%
6/12
57%
8/14
  
Cheese 2.0 64-bit2751  66%
21/32
 54%
6.5/12
50%
2/4
  
NameEloWinter
0.6
64-bit
4CPU
Winter
0.5
64-bit
4CPU
Winter
0.6
64-bit
Winter
0.5
64-bit
Winter
0.4a
64-bit
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
Topple 0.3.5 64-bit2740   67%
21.5/32
  40%
4/10
 
Carballo 1.7 64-bit2738    58%
7/12
61%
11/18
  
Counter 3.0 64-bit2731     57%
8/14
55%
5.5/10
 
Arminius 2018-12-23 64-bit2730    71%
8.5/12
38%
1.5/4
  
Shield 2.1 64-bit2727    71%
8.5/12
58%
10.5/18
  
Devel 2.00002722    58%
7/12
61%
8.5/14
37%
13/35
 
Topple 0.4.0 64-bit2709   75%
3/4
  58%
3.5/6
 
WyldChess 1.51 64-bit2682     79%
11/14
0%
0/1
 
tomitankChess 2.0 64-bit2657      49%
16.5/34
18%
5.5/30
ECE X3 64-bit2645     38%
1.5/4
56%
9.5/17
 
RubiChess 1.0 64-bit2615      60%
15.5/26
0%
0/1
Monolith 0.4 64-bit2607      50%
4/8
50%
5/10
Delocto 0.6 64-bit2576      78%
7/9
83%
5/6
Coiled 0.6 64-bit2572      62%
26/42
54%
18.5/34
Schooner 1.8 64-bit2567      50%
2/4
33%
4/12
RubiChess 0.9 64-bit2552      68%
23/34
45%
4.5/10
Betsabe II 1.842545      38%
1.5/4
47%
16/34
Jumbo 0.6.35 64-bit2477      69%
23.5/34
67%
28/42
Lozza 1.18 64-bit2464      79%
27.5/35
59%
9.5/16
Topple 0.2.1 64-bit2457      75%
25.5/34
52%
16.5/32
NameEloWinter
0.6
64-bit
4CPU
Winter
0.5
64-bit
4CPU
Winter
0.6
64-bit
Winter
0.5
64-bit
Winter
0.4a
64-bit
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
Teki 2 64-bit2441      75%
25.5/34
55%
16.5/30
Nemeton 1.72419      87%
29.5/34
50%
16/32
Isa 2.0.64 64-bit2359      78%
26.5/34
90%
9/10
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 June 15, 2019