CCRL 40/4
Downloads and Statistics
May 19, 2019
Testing summary:
Total: 2'021'465 games
played by 2'345 programs
27203 CPU days (X2 4600+)

White wins: 786'446 (38.9%)
Black wins: 635'703 (31.4%)
Draws: 599'316 (29.6%)
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 Intel CPU.
Computed on May 19, 2019 with Bayeselo based on 2'021'465 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 4CPU2954+12−1336.3%+97.836.3%2353 
100.0%
 Onno 0.12.0 64-bit2844+17−1760.7%−77.635.6%1244
51.6%
 Onno 1.2.70 64-bit2844+9−947.0%+22.435.1%4855
83.0%
 Onno 1.1.1 64-bit2837+12−1250.1%−2.737.2%2699
75.9%
 Onno 1.0 64-bit2830+17−1757.3%−51.037.0%1196
 

Results matrix

Custom engine selection
#NameElo12345
1Onno 1.2.70 64-bit 4CPU2954     
2Onno 0.12.0 64-bit2844     
3Onno 1.2.70 64-bit2844     
4Onno 1.1.1 64-bit2837     
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 4CPU2954 100.0100.0100.0100.0
2Onno 0.12.0 64-bit28440.0 51.675.988.4
3Onno 1.2.70 64-bit28440.048.4 83.092.7
4Onno 1.1.1 64-bit28370.024.117.0 75.9
5Onno 1.0 64-bit28300.011.67.324.1 
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 4CPU2954 0130240
2Onno 0.12.0 64-bit28440 30019471962
3Onno 1.2.70 64-bit2844130300 1302399
4Onno 1.1.1 64-bit28372419471302 2165
5Onno 1.0 64-bit2830019623992165 
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 4CPU2954 0.01.80.50.0
2Onno 0.12.0 64-bit28440.0 4.949.480.4
3Onno 1.2.70 64-bit28441.84.9 17.26.6
4Onno 1.1.1 64-bit28370.549.417.2 55.6
5Onno 1.0 64-bit28300.080.46.655.6 
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
0.12.0
64-bit
Onno
1.2.70
64-bit
Onno
1.1.1
64-bit
Onno
1.0
64-bit
Komodo 4 64-bit312624%
19.5/80
 12%
6/50
  
Rybka 3 64-bit3077 17%
8.5/50
21%
10.5/50
16%
9.5/58
17%
8.5/50
Stockfish 1.7.1 64-bit3044  15%
7.5/50
28%
9/32
 
Naum 4.2 64-bit2986  31%
15.5/50
21%
10.5/50
 
Deep Shredder 12 64-bit2954  32%
16/50
37%
22.5/61
 
Naum 4 64-bit2947 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-bit288456%
4.5/8
  41%
16.5/40
 
Spark 0.4 64-bit2882  46%
23/50
31%
15.5/50
 
Thinker 5.4c Inert 64-bit2882  47%
23/49
39%
22.5/58
40%
20/50
Stockfish 1.4 64-bit2872   44%
22/50
42%
21/50
Protector 1.3.4 64-bit2852  35%
17.5/50
50%
16/32
 
Zappa Mexico II 64-bit2843 41%
20.5/50
49%
24.5/50
42%
24.5/58
43%
21.5/50
Deep Shredder 11 64-bit2842 50%
25/50
 50%
25/50
44%
22/50
Deep Sjeng WC2008 64-bit2842 51%
25.5/50
 48%
28/58
49%
24.5/50
Deep Sjeng 3.0 64-bit2837  53%
26.5/50
50%
29/58
 
Hiarcs 122834 58%
29/50
49%
24.5/50
47%
27.5/58
50%
25/50
Hiarcs 12.12833   59%
34.5/58
60%
30/50
Toga II 1.4.1SE2823 50%
25/50
 57%
28.5/50
55%
27.5/50
NameEloOnno
1.2.70
64-bit
4CPU
Onno
0.12.0
64-bit
Onno
1.2.70
64-bit
Onno
1.1.1
64-bit
Onno
1.0
64-bit
Glaurung 2.2 64-bit2801 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 0.4a2779 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-bit2668 72%
23/32
 66%
21/32
78%
25/32
Booot 4.15.02665 83%
26.5/32
 75%
24/32
69%
22/32
Alaric 7072664 80%
25.5/32
 78%
25/32
80%
25.5/32
Colossus 2008b2641 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 Optimized2625 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 2.1.02609 75%
24/32
 79%
24.5/31
78%
23.5/30
Sloppy 0.2.0 64-bit2607 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 May 19, 2019