CCRL 40/4
Downloads and Statistics
November 30, 2019
Testing summary:
Total: 2'140'277 games
played by 2'505 programs
29019 CPU days (X2 4600+)

White wins: 829'307 (38.7%)
Black wins: 669'765 (31.3%)
Draws: 641'205 (30.0%)
White score: 53.7%

Custom engine selection

Comparing 7 engines!
7 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 November 30, 2019 with Bayeselo based on 2'140'277 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+
 ECE X3 64-bit 4CPU2795+63−6634.5%+103.028.6%84 
99.6%
1ECE 19.6.6.1 64-bit2701+20−2046.1%+26.525.3%864
99.3%
 ECE X3.5 64-bit2668+17−1750.9%−6.823.4%1322
88.3%
 ECE X3 64-bit2655+15−1547.4%+16.922.4%1725
100.0%
 ECE X2511+18−1859.5%−81.715.9%1309
99.7%
 ECE X22473+20−2053.0%−23.718.0%964
100.0%
 ECE 11.012208+19−1947.6%+17.020.5%1052
 

Results matrix

Custom engine selection
#NameElo1234567
1ECE X3 64-bit 4CPU2795       
2ECE 19.6.6.1 64-bit2701       
3ECE X3.5 64-bit2668       
4ECE X3 64-bit2655       
5ECE X2511       
6ECE X22473       
7ECE 11.012208       
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
#NameElo1234567
1ECE X3 64-bit 4CPU2795 99.6100.0100.0100.0100.0100.0
2ECE 19.6.6.1 64-bit27010.4 99.3100.0100.0100.0100.0
3ECE X3.5 64-bit26680.00.7 88.3100.0100.0100.0
4ECE X3 64-bit26550.00.011.7 100.0100.0100.0
5ECE X25110.00.00.00.0 99.7100.0
6ECE X224730.00.00.00.00.3 100.0
7ECE 11.0122080.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567
1ECE X3 64-bit 4CPU2795 000000
2ECE 19.6.6.1 64-bit27010 833705000
3ECE X3.5 64-bit26680833 616680
4ECE X3 64-bit26550705616 4804590
5ECE X2511006480 683215
6ECE X22473008459683 70
7ECE 11.012208000021570 
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
#NameElo1234567
1ECE X3 64-bit 4CPU2795 0.00.00.00.00.00.0
2ECE 19.6.6.1 64-bit27010.0 38.127.20.00.00.0
3ECE X3.5 64-bit26680.038.1 20.20.20.30.0
4ECE X3 64-bit26550.027.220.2 15.817.10.0
5ECE X25110.00.00.215.8 30.09.1
6ECE X224730.00.00.317.130.0 3.5
7ECE 11.0122080.00.00.00.09.13.5 
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 62 common opponents

Custom engine selection
NameEloECE
X3
64-bit
4CPU
ECE
19.6.6.1
64-bit
ECE
X3.5
64-bit
ECE
X3
64-bit
ECE
X
ECE
X2
ECE
11.01
Bright 0.5c2771 42%
13.5/32
 50%
16/32
   
Twisted Logic 20090922 64-bit2770 27%
8.5/32
 41%
13/32
   
Pawny 1.2 64-bit2768 19%
6/32
 28%
9/32
   
tomitankChess 3.0 64-bit2764 38%
12/32
 39%
12.5/32
   
Jonny 4.002762 50%
16/32
 35%
11.5/33
   
Francesca MAD 0.23 64-bit2758 59%
19/32
28%
9/32
    
Chronos 1.9.9 64-bit2739 42%
13.5/32
34%
11/32
    
Shield 2.1 64-bit2739 34%
11/32
34%
11/32
    
Chess Tiger 2007.12713 48%
15.5/32
52%
16.5/32
39%
12.5/32
   
Igel 1.5.1 64-bit2713 33%
10.5/32
45%
14.5/32
    
GreKo 2018.08 64-bit2712 62%
20/32
45%
14.5/32
39%
12.5/32
   
Devel 2.00002710 41%
13/32
41%
13/32
    
Donna 4.1 64-bit2697 59%
19/32
36%
11.5/32
38%
12/32
   
Delfi 5.42682 66%
21/32
48%
15.5/32
45%
14/31
   
Djinn 1.021 64-bit2676 64%
20.5/32
41%
13/32
    
RedQueen 1.1.98 64-bit2670 45%
14.5/32
50%
16/32
32%
10.5/33
   
Alaric 7072663 64%
20.5/32
52%
17/33
    
Gandalf 7 64-bit2662 69%
22/32
48%
15.5/32
64%
20.5/32
   
Nebula 2.0 64-bit2654  59%
19/32
0%
0/1
   
Phalanx XXV2653  47%
15/32
42%
12.5/30
   
NameEloECE
X3
64-bit
4CPU
ECE
19.6.6.1
64-bit
ECE
X3.5
64-bit
ECE
X3
64-bit
ECE
X
ECE
X2
ECE
11.01
Colossus 2008b2641  61%
19.5/32
50%
0.5/1
   
Sjakk 2.2 64-bit2638  47%
15/32
50%
0.5/1
   
WyldChess 1.51 64-bit2629  62%
20/32
63%
19/30
   
Movei 00.8.438 (10 10 10)2622  62%
20/32
100%
1/1
   
Zarkov 6.552617  0%
0/1
100%
1/1
   
DanaSah 7.32616  58%
18.5/32
0%
0/1
   
Slow Chess Blitz WV2.12614  62%
20/32
25%
0.5/2
   
Rotor 0.82612  50%
16/32
100%
1/1
   
Jellyfish 1.1 64-bit2610  50%
16/32
67%
2/3
   
Ruffian 2.1.02608  67%
21.5/32
67%
20/30
   
Pharaon 3.5.12603  62%
20.5/33
50%
0.5/1
   
Muse 0.953 64-bit2582  100%
1/1
50%
0.5/1
   
Hamsters 0.7.12578   62%
18.5/30
33%
10.5/32
25%
8/32
 
SOS 5.12573   65%
20/31
56%
33.5/60
47%
15/32
 
Maverick 1.5 64-bit2569   77%
24/31
48%
15.5/32
34%
11/32
 
Aristarch 4.502566  100%
1/1
65%
19.5/30
36%
14/39
28%
9/32
 
K2 0.832559    33%
10.5/32
41%
13/32
 
nanoSzachy 4.1 64-bit2559   60%
18/30
48%
15.5/32
  
Brutus 8.05 64-bit2556   69%
21.5/31
37%
11.5/31
39%
12.5/32
 
Marvin 2.1.0 64-bit2555   58%
17.5/30
 36%
11.5/32
 
NameEloECE
X3
64-bit
4CPU
ECE
19.6.6.1
64-bit
ECE
X3.5
64-bit
ECE
X3
64-bit
ECE
X
ECE
X2
ECE
11.01
Ghost 3.1 64-bit2553   74%
24.5/33
48%
15.5/32
  
Ufim 8.022540    53%
17/32
30%
9.5/32
 
AnMon 5.752538  50%
0.5/1
 38%
12/32
50%
16/32
 
Fridolin 2.00 64-bit2538   100%
1/1
42%
13.5/32
33%
10.5/32
 
Capivara LK 0.09b02g 64-bit2537   68%
20.5/30
 42%
14/33
 
Hermann 2.8 64-bit2531    44%
14/32
50%
16/32
 
JikChess 0.02 64-bit2521  0%
0/1
50%
1/2
   
Yace 0.99.872503   100%
1/1
 100%
1/1
 
CyberPagno 3.0 64-bit2491   100%
1/1
 50%
0.5/1
 
Bruja 1.9.1 64-bit2490  100%
1/1
  0%
0/1
 
Nemeton 1.512420    71%
27.5/39
100%
1/1
 
Ifrit m1.8 64-bit2403   100%
1/1
 55%
17/31
 
TJchess 1.3 64-bit2398    59%
23/39
100%
1/1
 
Diablo 0.5.12385   100%
1/1
 62%
20/32
 
Cmcchess 2.6 64-bit2377   75%
1.5/2
 66%
20.5/31
 
Arion 1.72332     78%
22.5/29
30%
9.5/32
Jazz 840 64-bit2320   100%
1/1
 100%
1/1
 
Aice 0.99.22314    78%
31/40
50%
0.5/1
42%
13.5/32
Sungorus 1.4 64-bit2313     0%
0/2
28%
9/32
Asterisk 0.62307    81%
31.5/39
 34%
11/32
NameEloECE
X3
64-bit
4CPU
ECE
19.6.6.1
64-bit
ECE
X3.5
64-bit
ECE
X3
64-bit
ECE
X
ECE
X2
ECE
11.01
Joker 1.1.142306    88%
35/40
 30%
9.5/32
Adam 3.32220   100%
1/1
76%
30.5/40
  
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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Created in 2005-2013 by CCRL team
Last games added on November 30, 2019