CCRL 40/4
Downloads and Statistics
August 17, 2019
Testing summary:
Total: 2'085'472 games
played by 2'422 programs
28065 CPU days (X2 4600+)

White wins: 809'852 (38.8%)
Black wins: 654'916 (31.4%)
Draws: 620'704 (29.8%)
White score: 53.7%

Custom engine selection

Comparing 3 engines!
3 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 August 17, 2019 with Bayeselo based on 2'085'472 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+
1Equinox 3.30 64-bit 4CPU3254+9−940.4%+64.749.6%4714 
100.0%
 Equinox 3.30 64-bit3161+9−949.8%+2.544.8%4749
70.5%
 Equinox 3.20 64-bit3156+17−1764.1%−117.039.5%1209
 

Results matrix

Custom engine selection
#NameElo123
1Equinox 3.30 64-bit 4CPU3254   
2Equinox 3.30 64-bit3161   
3Equinox 3.20 64-bit3156   
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
#NameElo123
1Equinox 3.30 64-bit 4CPU3254 100.0100.0
2Equinox 3.30 64-bit31610.0 70.5
3Equinox 3.20 64-bit31560.029.5 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123
1Equinox 3.30 64-bit 4CPU3254 676231
2Equinox 3.30 64-bit3161676 1689
3Equinox 3.20 64-bit31562311689 
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
#NameElo123
1Equinox 3.30 64-bit 4CPU3254 7.13.9
2Equinox 3.30 64-bit31617.1 28.3
3Equinox 3.20 64-bit31563.928.3 
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 20 common opponents

Custom engine selection
NameEloEquinox
3.30
64-bit
4CPU
Equinox
3.30
64-bit
Equinox
3.20
64-bit
Houdini 5.01 64-bit342117%
8.5/50
14%
18/126
 
Stockfish 8 64-bit342115%
7.5/50
17%
17/98
 
Stockfish 6 64-bit 4CPU339426%
25.5/100
 18%
9/50
Komodo 10.2 64-bit336633%
16.5/50
18%
18/101
 
Stockfish 6 64-bit331739%
17.5/45
32%
32.5/100
 
Houdini 4 64-bit3240 33%
45.5/136
39%
19.5/50
Komodo 8 64-bit323532%
10/31
35%
35/100
32%
16/50
Fire 4 64-bit3191 64%
66.5/104
42%
21/50
Gull 3 64-bit3191 52%
51/99
40%
24/60
Critter 1.6a 64-bit3157 48%
48/100
47%
28/60
Rybka 4.1 64-bit3108 58%
80.5/139
58%
29/50
Texel 1.05 64-bit3053 69%
69/100
67%
33.5/50
Protector 1.7.0 64-bit3040 80%
79.5/100
61%
30.5/50
Naum 4.6 64-bit3032 78%
77.5/99
78%
25/32
Hannibal 1.4b 64-bit3018 66%
66/100
77%
38.5/50
Senpai 1.0 64-bit3007 70%
69/99
73%
43/59
Spark 1.0 64-bit2927 80%
80/100
75%
7.5/10
Spike 1.4 Leiden2921 80%
79.5/99
90%
9/10
Godel 3.4.9 64-bit2741 100%
1/1
95%
9.5/10
Chronos 1.9.9 64-bit2740 50%
0.5/1
100%
10/10
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

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

Cross-tables show only best version of each engine
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Reference rating list:
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  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on August 17, 2019