CCRL 40/4
Downloads and Statistics
October 12, 2019
Testing summary:
Total: 2'115'766 games
played by 2'468 programs
28564 CPU days (X2 4600+)

White wins: 821'094 (38.8%)
Black wins: 663'997 (31.4%)
Draws: 630'675 (29.8%)
White score: 53.7%

Custom engine selection

Comparing 5 engines!
5 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 CPU.
Computed on October 12, 2019 with Bayeselo based on 2'115'766 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+
1Onno 1.2.70 64-bit 4CPU2956+12−1236.3%+96.936.3%2353 
100.0%
 Onno 1.2.70 64-bit2846+9−947.4%+19.335.0%5083
53.7%
 Onno 0.12.0 64-bit2845+17−1760.7%−78.135.6%1244
75.6%
 Onno 1.1.1 64-bit2838+12−1150.1%−3.137.2%2699
76.0%
 Onno 1.0 64-bit2830+17−1757.3%−50.437.0%1196
 

Results matrix

Custom engine selection
#NameElo12345
1Onno 1.2.70 64-bit 4CPU2956     
2Onno 1.2.70 64-bit2846     
3Onno 0.12.0 64-bit2845     
4Onno 1.1.1 64-bit2838     
5Onno 1.0 64-bit2830     
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
1Onno 1.2.70 64-bit 4CPU2956 100.0100.0100.0100.0
2Onno 1.2.70 64-bit28460.0 53.787.094.4
3Onno 0.12.0 64-bit28450.046.3 75.688.3
4Onno 1.1.1 64-bit28380.013.024.4 76.0
5Onno 1.0 64-bit28300.05.611.724.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345
1Onno 1.2.70 64-bit 4CPU2956 1300240
2Onno 1.2.70 64-bit2846130 3001302399
3Onno 0.12.0 64-bit28450300 19471962
4Onno 1.1.1 64-bit28382413021947 2165
5Onno 1.0 64-bit2830039919622165 
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
1Onno 1.2.70 64-bit 4CPU2956 1.70.00.50.0
2Onno 1.2.70 64-bit28461.7 4.716.76.4
3Onno 0.12.0 64-bit28450.04.7 49.480.4
4Onno 1.1.1 64-bit28380.516.749.4 55.6
5Onno 1.0 64-bit28300.06.480.455.6 
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 40 common opponents

Custom engine selection
NameEloOnno
1.2.70
64-bit
4CPU
Onno
1.2.70
64-bit
Onno
0.12.0
64-bit
Onno
1.1.1
64-bit
Onno
1.0
64-bit
Komodo 4 64-bit312724%
19.5/80
12%
6/50
   
Rybka 3 64-bit3078 21%
10.5/50
17%
8.5/50
16%
9.5/58
17%
8.5/50
Stockfish 1.7.1 64-bit3045 15%
7.5/50
 28%
9/32
 
Naum 4.2 64-bit2988 31%
15.5/50
 21%
10.5/50
 
Deep Shredder 12 64-bit2955 32%
16/50
 37%
22.5/61
 
Naum 4 64-bit2948  26%
13/50
41%
24/58
35%
17.5/50
Fritz 122908 42%
20.5/49
 35%
20.5/58
 
Fritz 112888  45%
22.5/50
42%
24.5/58
44%
22/50
Thinker 5.4d Inert 64-bit288656%
4.5/8
  41%
16.5/40
 
Thinker 5.4c Inert 64-bit2883 47%
23/49
 39%
22.5/58
40%
20/50
Spark 0.4 64-bit2882 46%
23/50
 31%
15.5/50
 
Stockfish 1.4 64-bit2873   44%
22/50
42%
21/50
Protector 1.3.4 64-bit2853 35%
17.5/50
 50%
16/32
 
Zappa Mexico II 64-bit2844 49%
24.5/50
41%
20.5/50
42%
24.5/58
43%
21.5/50
Deep Shredder 11 64-bit2843  50%
25/50
50%
25/50
44%
22/50
Deep Sjeng WC2008 64-bit2843  51%
25.5/50
48%
28/58
49%
24.5/50
Deep Sjeng 3.0 64-bit2838 53%
26.5/50
 50%
29/58
 
Hiarcs 122835 49%
24.5/50
58%
29/50
47%
27.5/58
50%
25/50
Hiarcs 12.12833   59%
34.5/58
60%
30/50
Toga II 1.4.1SE2824  50%
25/50
57%
28.5/50
55%
27.5/50
NameEloOnno
1.2.70
64-bit
4CPU
Onno
1.2.70
64-bit
Onno
0.12.0
64-bit
Onno
1.1.1
64-bit
Onno
1.0
64-bit
Glaurung 2.2 64-bit2802  66%
33/50
54%
27/50
50%
25/50
Fruit 05/11/032792  62%
20/32
58%
18.5/32
52%
16.5/32
Ktulu 92782 70%
34.5/49
 59%
19/32
 
Bright 0.4a2780  58%
29/50
63%
31.5/50
53%
26.5/50
Twisted Logic 20090922 64-bit2770 63%
31.5/50
 58%
29/50
 
Spike 1.2 Turin2731  73%
36.5/50
66%
54/82
68%
56/82
Chess Tiger 2007.12713  73%
23.5/32
61%
19.5/32
 
BugChess2 1.6.3 64-bit2669  72%
23/32
66%
21/32
78%
25/32
Booot 4.15.02666  83%
26.5/32
75%
24/32
69%
22/32
Alaric 7072663  80%
25.5/32
78%
25/32
80%
25.5/32
Colossus 2008b2642  78%
25/32
80%
25.5/32
72%
23/32
E.T. Chess 13.01.082634  78%
25/32
 72%
23/32
Gandalf 62627  81%
26/32
88%
28/32
 
Alfil 8.1.1 Optimized2626  86%
27.5/32
78%
25/32
78%
25/32
Movei 00.8.438 (10 10 10)2623  77%
24.5/32
73%
23.5/32
75%
24/32
WildCat 82623  80%
25.5/32
 73%
23.5/32
Slow Chess Blitz WV2.12615  77%
24.5/32
69%
22/32
86%
27.5/32
Ruffian 2.1.02608  75%
24/32
79%
24.5/31
78%
23.5/30
Sloppy 0.2.0 64-bit2608  89%
28.5/32
 78%
25/32
GarboChess 2.10 64-bit2598  75%
24/32
84%
27/32
83%
26.5/32
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
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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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  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on October 12, 2019