CCRL 40/15
Downloads and Statistics
October 17, 2020
Testing summary:
Total: 1'183'411 games
played by 2'723 programs

White wins: 407'663 (34.4%)
Black wins: 301'004 (25.4%)
Draws: 474'744 (40.1%)
White score: 54.5%

Custom engine selection

Comparing 5 engines!
5 selected engines played 0 games with each other

CCRL 40/15 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 15 minutes on an Intel i7-4770k.
Computed on October 17, 2020 with Bayeselo based on 1'183'411 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+
1Strelka 5.5 64-bit3104+7−645.6%+31.648.1%9977 
97.7%
 Strelka 5.5 32-bit3087+15−1561.0%−68.149.7%1466
72.8%
 Strelka 5.1 32-bit3081+15−1560.7%−68.348.6%1364
100.0%
 Strelka 1.8 32-bit2769+19−1947.6%+15.142.1%878
86.3%
 Strelka 1.0b 32-bit2750+28−2852.8%−16.940.7%413
 

Results matrix

Custom engine selection
#NameElo12345
1Strelka 5.5 64-bit3104     
2Strelka 5.5 32-bit3087     
3Strelka 5.1 32-bit3081     
4Strelka 1.8 32-bit2769     
5Strelka 1.0b 32-bit2750     
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
#NameElo12345
1Strelka 5.5 64-bit3104 97.799.6100.0100.0
2Strelka 5.5 32-bit30872.3 72.8100.0100.0
3Strelka 5.1 32-bit30810.427.2 100.0100.0
4Strelka 1.8 32-bit27690.00.00.0 86.3
5Strelka 1.0b 32-bit27500.00.00.013.7 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345
1Strelka 5.5 64-bit3104 11011000
2Strelka 5.5 32-bit3087110 21371550
3Strelka 5.1 32-bit30811102137 1550
4Strelka 1.8 32-bit276901515 297
5Strelka 1.0b 32-bit275005050297 
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
#NameElo12345
1Strelka 5.5 64-bit3104 1.01.00.00.0
2Strelka 5.5 32-bit30871.0 75.50.62.7
3Strelka 5.1 32-bit30811.075.5 0.72.8
4Strelka 1.8 32-bit27690.00.60.7 23.0
5Strelka 1.0b 32-bit27500.02.72.823.0 
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 48 common opponents

Custom engine selection
NameEloStrelka
5.5
64-bit
Strelka
5.5
32-bit
Strelka
5.1
32-bit
Strelka
1.8
32-bit
Strelka
1.0b
32-bit
Houdini 3 32-bit3135 39%
12.5/32
39%
12.5/32
  
Houdini 2.0c 32-bit3102 52%
15.5/30
52%
15.5/30
  
Houdini 1.5a 32-bit3089 48%
14.5/30
48%
15.5/32
  
Critter 1.4 32-bit3073 50%
15/30
52%
21/40
  
Critter 1.6a 32-bit3068 58%
18.5/32
50%
16/32
  
Stockfish 2.2.2 32-bit3050 62%
18.5/30
50%
20/40
  
Komodo 5 32-bit3047 59%
19/32
52%
16.5/32
  
Stockfish 2.3.1 32-bit3039 66%
21/32
42%
13.5/32
  
Komodo 4 32-bit3032 60%
18/30
60%
24/40
  
Rybka 4.1 32-bit3030 48%
14.5/30
62%
25/40
  
Vitruvius 1.11C 32-bit3030 68%
20.5/30
63%
19/30
  
IvanHoe 9.46h 32-bit3023 68%
20.5/30
61%
24.5/40
  
Komodo 3 32-bit3022 57%
17/30
48%
14.5/30
  
DeepSaros 2.3j 32-bit3021 57%
17/30
63%
19/30
  
Bouquet 1.6 32-bit3016 67%
20/30
58%
17.5/30
  
Bouquet 1.5 32-bit3010 66%
21/32
69%
22/32
  
DeepSaros 3.0 32-bit2998 58%
18.5/32
62%
20/32
  
Gull II b2 32-bit2982 78%
26.5/34
62%
20/32
  
Gull II 32-bit2978 70%
22.5/32
68%
19/28
  
Hiarcs 14296175%
24/32
75%
24/32
70%
22.5/32
  
NameEloStrelka
5.5
64-bit
Strelka
5.5
32-bit
Strelka
5.1
32-bit
Strelka
1.8
32-bit
Strelka
1.0b
32-bit
Fritz 132960 69%
22/32
76%
23.5/31
  
Naum 4.2 32-bit2959 65%
19.5/30
68%
20.5/30
  
Deep Sjeng c't 20102941 68%
20.5/30
76%
23.5/31
  
Chiron 1.1a 32-bit2931 73%
22/30
70%
21/30
  
Shredder 12 32-bit2929 76%
45.5/60
75%
46/61
  
Spike 1.4 Leiden291578%
12.5/16
82%
24.5/30
82%
24.5/30
  
Rybka 2.3.2a 32-bit2912 78%
23.5/30
83%
25/30
30%
1.5/5
12%
2.5/20
Deep Junior 13.3 32-bit2909 66%
21/32
78%
25/32
  
Hannibal 1.2 32-bit2906 77%
23/30
77%
24.5/32
  
Gull 1.0a 32-bit2886 87%
26/30
88%
26.5/30
  
Quazar 0.4 32-bit2879 75%
22.5/30
78%
23.5/30
  
Protector 1.4.0 32-bit2878 68%
20.5/30
83%
25/30
  
Gull 1.2 32-bit2877 83%
25/30
78%
23.5/30
  
Hiarcs 11.12790   53%
16/30
50%
1/2
Zap!Chess Zanzibar 32-bit2782   38%
1.5/4
28%
5.5/20
Fritz 102778   54%
20/37
62%
12.5/20
Loop 13.6 (Loop 2007) 32-bit2774   44%
16/36
54%
28/52
Shredder 102771   56%
20/36
50%
1/2
Toga II 1.2.1a 32-bit2760   55%
17/31
25%
0.5/2
Spike 1.2 Turin2745   55%
17.5/32
0%
0/2
NameEloStrelka
5.5
64-bit
Strelka
5.5
32-bit
Strelka
5.1
32-bit
Strelka
1.8
32-bit
Strelka
1.0b
32-bit
Ktulu 82706   61%
20/33
50%
1/2
Chess Tiger 2007.12704   62%
22.5/36
59%
13/22
Glaurung 2 epsilon/5 32-bit2697   70%
3.5/5
64%
36/56
Scorpio 1.912662   100%
2/2
50%
1/2
Chess Tiger 2007 Gambit2629   50%
1/2
50%
1/2
Delfi 5.12629   100%
3/3
50%
1/2
The Baron 1.8.12592   100%
1/1
100%
2/2
Petir 4.392590   50%
1/2
80%
17.5/22
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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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

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Match length (Minimum number of games to highlight with color):

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Reference rating list:
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Created in 2005-2013 by CCRL team
Last games added on October 17, 2020