CCRL 40/40
Downloads and Statistics
November 16, 2019
Testing summary:
Total: 1'098'633 games
played by 2'562 programs
150143 CPU days (X2 4600+)

White wins: 380'990 (34.7%)
Black wins: 283'127 (25.8%)
Draws: 434'516 (39.6%)
White score: 54.5%

Custom engine selection

Comparing 9 engines!
9 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 CPU.
Computed on November 16, 2019 with Bayeselo based on 1'098'633 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+
1Winter 0.6 64-bit 4CPU3025+35−3456.1%−49.435.2%293 
86.1%
 Winter 0.7 64-bit2999+30−3051.2%−7.243.2%345
95.5%
 Winter 0.5 64-bit 4CPU2963+26−2650.4%−5.238.3%470
98.3%
 Winter 0.6 64-bit2927+18−1850.1%−1.638.7%1011
99.6%
 Winter 0.5 64-bit2894+17−1751.8%−12.040.8%1177
100.0%
 Winter 0.4a 64-bit2833+24−2448.0%+10.443.5%552
100.0%
 Winter 0.3 64-bit2764+25−2548.3%+11.636.3%543
100.0%
 Winter 0.2 64-bit2654+17−1754.3%−37.125.7%1362
100.0%
 Winter 0.1.1 64-bit2495+21−2149.8%−0.328.9%764
 

Results matrix

Custom engine selection
#NameElo123456789
1Winter 0.6 64-bit 4CPU3025         
2Winter 0.7 64-bit2999         
3Winter 0.5 64-bit 4CPU2963         
4Winter 0.6 64-bit2927         
5Winter 0.5 64-bit2894         
6Winter 0.4a 64-bit2833         
7Winter 0.3 64-bit2764         
8Winter 0.2 64-bit2654        27.5 − 6.5
+22−1=11
+54
9Winter 0.1.1 64-bit2495       6.5 − 27.5
+1−22=11
−54
 
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
1Winter 0.6 64-bit 4CPU3025 86.199.7100.0100.0100.0100.0100.0100.0
2Winter 0.7 64-bit299913.9 95.5100.0100.0100.0100.0100.0100.0
3Winter 0.5 64-bit 4CPU29630.34.5 98.3100.0100.0100.0100.0100.0
4Winter 0.6 64-bit29270.00.01.7 99.6100.0100.0100.0100.0
5Winter 0.5 64-bit28940.00.00.00.4 100.0100.0100.0100.0
6Winter 0.4a 64-bit28330.00.00.00.00.0 100.0100.0100.0
7Winter 0.3 64-bit27640.00.00.00.00.00.0 100.0100.0
8Winter 0.2 64-bit26540.00.00.00.00.00.00.0 100.0
9Winter 0.1.1 64-bit24950.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789
1Winter 0.6 64-bit 4CPU3025 4614048000600
2Winter 0.7 64-bit299946 18283964022120
3Winter 0.5 64-bit 4CPU296314018 1200000
4Winter 0.6 64-bit29274828312 739224138920
5Winter 0.5 64-bit28940960739 4852652230
6Winter 0.4a 64-bit28330400224485 4601170
7Winter 0.3 64-bit27640220138265460 1730
8Winter 0.2 64-bit26546012092223117173 648
9Winter 0.1.1 64-bit24950000000648 
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
1Winter 0.6 64-bit 4CPU3025 7.218.33.70.00.00.03.60.0
2Winter 0.7 64-bit29997.2 2.220.96.34.52.50.70.0
3Winter 0.5 64-bit 4CPU296318.32.2 0.80.00.00.00.00.0
4Winter 0.6 64-bit29273.720.90.8 33.814.38.93.90.0
5Winter 0.5 64-bit28940.06.30.033.8 28.115.48.80.0
6Winter 0.4a 64-bit28330.04.50.014.328.1 42.06.10.0
7Winter 0.3 64-bit27640.02.50.08.915.442.0 9.10.0
8Winter 0.2 64-bit26543.60.70.03.98.86.19.1 30.5
9Winter 0.1.1 64-bit24950.00.00.00.00.00.00.030.5 
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 84 common opponents

Custom engine selection
NameEloWinter
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
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
Rodent III 0.276 64-bit 4CPU306745%
4.5/10
 32%
13/40
      
Wasp 3.50 64-bit3030    34%
11/32
23%
7.5/32
   
Demolito 2019-07-15 64-bit3029 50%
5/10
 15%
1.5/10
     
Pirarucu 2.9.5 64-bit 4CPU301952%
11.5/22
 40%
4/10
      
Pirarucu 3.0.7 64-bit3013 50%
6/12
 38%
6/16
     
Defenchess 1.1f 64-bit2998   33%
10.5/32
19%
7/36
    
Rodent III 0.281 64-bit2992 62%
5/8
 38%
1.5/4
43%
6/14
    
Demolito 2019-04-27 64-bit2986   48%
21/44
25%
4.5/18
    
Rodent III 0.275 64-bit2986   39%
15.5/40
38%
1.5/4
    
Pirarucu 2.9.5 64-bit2967   43%
19/44
50%
2/4
    
SlowChess Blitz Classic 1.5 64-bit2957 56%
9/16
 42%
8.5/20
     
Amoeba 3.0 64-bit2956 46%
6.5/14
 38%
16.5/44
38%
9/24
    
Naum 4 64-bit2956 56%
4.5/8
    29%
4/14
  
Deuterium 2019.1.36.50 64-bit2954   49%
21.5/44
62%
2.5/4
28%
4.5/16
   
Lc0 0.20.1 w11258 64-bit2954 50%
4/8
45%
4.5/10
25%
1/4
     
Pirarucu 2.7.4 64-bit2951     25%
1/4
21%
3/14
  
Marvin 3.3.2 64-bit 4CPU293570%
7/10
 40%
4/10
      
Marvin 3.4.0 64-bit2935 72%
11.5/16
 53%
8.5/16
     
Scorpio 3.0 MCTS 64-bit2934 62%
2.5/4
 100%
1/1
     
Crafty 25.2 64-bit2931   46%
18.5/40
39%
12.5/32
    
NameEloWinter
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
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
Godel 6.0 64-bit293058%
17.5/30
53%
8.5/16
 47%
8.5/18
     
Bobcat 8.0 64-bit2924 75%
3/4
 52%
16.5/32
     
Cheng 4.39 64-bit2922 25%
1/4
 75%
3/4
 38%
1.5/4
   
Dirty CUCUMBER 64-bit2918 75%
3/4
 53%
23.5/44
52%
21/40
25%
1/4
   
Gogobello 2.0 64-bit 4CPU291373%
22/30
 52%
15.5/30
      
Amoeba 2.7 64-bit2906    57%
8/14
33%
4/12
21%
3/14
  
Toga II 4.0 64-bit2905   62%
27.5/44
 33%
4/12
29%
4/14
  
Topple 0.7.1 64-bit2889   69%
5.5/8
   19%
1.5/8
 
Scorpio 2.8 64-bit2886   73%
23.5/32
  29%
4/14
  
Igel 1.9.0 64-bit2879 50%
0.5/1
 65%
6.5/10
     
Scorpio 2.9 MCTS 64-bit2868   62%
2.5/4
75%
3/4
    
The Baron 3.44 64-bit2864 62%
2.5/4
 100%
4/4
54%
19.5/36
41%
19.5/48
   
Lc0 0.19.1 w11248 64-bit2860    54%
7.5/14
34%
5.5/16
   
Marvin 3.3.2 64-bit2858   61%
19.5/32
79%
9.5/12
    
Tucano 7.06 64-bit2853    62%
2.5/4
47%
7.5/16
   
Pirarucu 2.3.8 64-bit2851    75%
10.5/14
  25%
2/8
 
Counter 3.3 64-bit2850 62%
2.5/4
 70%
3.5/5
     
Tucano 7.07 64-bit2842   75%
3/4
65%
26/40
    
Marvin 3.2.0 64-bit2838    49%
17.5/36
62%
10/16
39%
5.5/14
  
Fruit Reloaded 3.2.1 64-bit2836   50%
2/4
53%
19/36
  21%
7/34
 
NameEloWinter
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
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
Counter 3.2 64-bit2835   69%
22/32
64%
23/36
    
Tucano 7.00 64-bit2826    46%
6.5/14
  29%
10/34
 
Zurichess Neuchatel 64-bit2824    61%
19.5/32
58%
7/12
39%
5.5/14
  
Godel 4.4.5 64-bit2815    60%
9/15
54%
6.5/12
39%
7/18
25%
2.5/10
 
Topple 0.7.0 64-bit2815   75%
9/12
   33%
4/12
 
GNU Chess 5.60 64-bit2812    61%
8.5/14
38%
4.5/12
32%
4.5/14
  
Igel 1.7.0 64-bit2797   75%
6/8
   50%
4/8
 
Monolith 1.0 64-bit2796   66%
21/32
60%
21.5/36
46%
5.5/12
54%
7.5/14
  
Rhetoric 1.4.3 64-bit2795     71%
8.5/12
 26%
9/34
 
RuyDos 1.1.9 64-bit2793    56%
18/32
46%
5.5/12
44%
8/18
  
Francesca MAD 0.25 64-bit279085%
25.5/30
      29%
4/14
 
Counter 3.1 64-bit2785     67%
29.5/44
48%
10.5/22
  
tomitankChess 3.0 64-bit2784 88%
3.5/4
 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-bit2775      54%
7.5/14
38%
13/34
 
RubiChess 1.1 64-bit2775      68%
9.5/14
38%
3/8
 
Igel 1.6.0 64-bit2765   78%
25/32
71%
24/34
    
BugChess2 1.9 64-bit2762     46%
5.5/12
50%
7/14
  
Bison 9.11 64-bit2756     50%
6/12
57%
8/14
  
Cheese 2.0 64-bit2753   66%
21/32
 54%
6.5/12
50%
2/4
  
NameEloWinter
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
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
Topple 0.3.5 64-bit2741    67%
21.5/32
  40%
4/10
 
Carballo 1.7 64-bit2737     58%
7/12
61%
11/18
  
Counter 3.0 64-bit2732      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-bit2729     71%
8.5/12
58%
10.5/18
  
Devel 2.00002724     58%
7/12
61%
8.5/14
37%
13/35
 
GreKo 2018.08 64-bit271992%
27.5/30
      25%
1.5/6
 
Topple 0.4.0 64-bit2710    75%
3/4
  58%
3.5/6
 
WyldChess 1.51 64-bit2684      79%
11/14
0%
0/1
 
tomitankChess 2.0 64-bit2658       49%
16.5/34
18%
5.5/30
ECE X3 64-bit2645      38%
1.5/4
56%
9.5/17
 
RubiChess 1.0 64-bit2614       60%
15.5/26
0%
0/1
Monolith 0.4 64-bit2608       50%
4/8
50%
5/10
Delocto 0.6 64-bit2577       78%
7/9
83%
5/6
Coiled 0.6 64-bit2574       62%
26/42
54%
18.5/34
Schooner 1.8 64-bit2567       50%
2/4
33%
4/12
RubiChess 0.9 64-bit2553       68%
23/34
45%
4.5/10
Betsabe II 1.842543       38%
1.5/4
47%
16/34
Jumbo 0.6.35 64-bit2478       69%
23.5/34
67%
28/42
Lozza 1.18 64-bit2468       79%
27.5/35
59%
9.5/16
NameEloWinter
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
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
Topple 0.2.1 64-bit2458       75%
25.5/34
52%
16.5/32
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-bit2361       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%

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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