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 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 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+
 ECE X3 64-bit 4CPU2796+63−6634.5%+103.028.6%84 
99.6%
1ECE 19.6.6.1 64-bit2704+21−2146.2%+25.825.5%832
99.5%
 ECE X3.5 64-bit2669+17−1750.9%−7.323.4%1322
88.4%
 ECE X3 64-bit2655+15−1547.4%+17.422.4%1725
100.0%
 ECE X2512+18−1859.5%−82.115.9%1309
99.7%
 ECE X22474+20−2053.0%−23.918.0%964
100.0%
 ECE 11.012208+19−1947.6%+17.720.5%1052
 

Results matrix

Custom engine selection
#NameElo1234567
1ECE X3 64-bit 4CPU2796       
2ECE 19.6.6.1 64-bit2704       
3ECE X3.5 64-bit2669       
4ECE X3 64-bit2655       
5ECE X2512       
6ECE X22474       
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 4CPU2796 99.6100.0100.0100.0100.0100.0
2ECE 19.6.6.1 64-bit27040.4 99.5100.0100.0100.0100.0
3ECE X3.5 64-bit26690.00.5 88.4100.0100.0100.0
4ECE X3 64-bit26550.00.011.6 100.0100.0100.0
5ECE X25120.00.00.00.0 99.7100.0
6ECE X224740.00.00.00.00.3 100.0
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 4CPU2796 000000
2ECE 19.6.6.1 64-bit27040 833705000
3ECE X3.5 64-bit26690833 616680
4ECE X3 64-bit26550705616 4804590
5ECE X2512006480 683215
6ECE X22474008459683 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 4CPU2796 0.00.00.00.00.00.0
2ECE 19.6.6.1 64-bit27040.0 38.727.60.00.00.0
3ECE X3.5 64-bit26690.038.7 20.20.20.30.0
4ECE X3 64-bit26550.027.620.2 15.817.10.0
5ECE X25120.00.00.215.8 30.09.1
6ECE X224740.00.00.317.130.0 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 0.5c2772 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-bit2767 38%
12/32
 39%
12.5/32
   
Jonny 4.002763 50%
16/32
 35%
11.5/33
   
Francesca MAD 0.23 64-bit2759 59%
19/32
28%
9/32
    
Chronos 1.9.9 64-bit2740 42%
13.5/32
34%
11/32
    
Shield 2.1 64-bit2740 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-bit2711 62%
20/32
45%
14.5/32
39%
12.5/32
   
Devel 2.00002710 41%
13/32
41%
13/32
    
Donna 4.1 64-bit2698 59%
19/32
36%
11.5/32
38%
12/32
   
Delfi 5.42683 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-bit2671 45%
14.5/32
50%
16/32
32%
10.5/33
   
Alaric 7072663 64%
20.5/32
52%
17/33
    
Gandalf 7 64-bit2663 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 2008b2642  61%
19.5/32
50%
0.5/1
   
Sjakk 2.2 64-bit2638  47%
15/32
50%
0.5/1
   
WyldChess 1.51 64-bit2630  62%
20/32
63%
19/30
   
Movei 00.8.438 (10 10 10)2623  62%
20/32
100%
1/1
   
Zarkov 6.552618  0%
0/1
100%
1/1
   
DanaSah 7.32617  58%
18.5/32
0%
0/1
   
Slow Chess Blitz WV2.12615  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 3.5.12604  62%
20.5/33
50%
0.5/1
   
Muse 0.953 64-bit2582  100%
1/1
50%
0.5/1
   
Hamsters 0.7.12579   62%
18.5/30
33%
10.5/32
25%
8/32
 
SOS 5.12574   65%
20/31
56%
33.5/60
47%
15/32
 
Maverick 1.5 64-bit2570   77%
24/31
48%
15.5/32
34%
11/32
 
Aristarch 4.502567  100%
1/1
65%
19.5/30
36%
14/39
28%
9/32
 
K2 0.832560    33%
10.5/32
41%
13/32
 
nanoSzachy 4.1 64-bit2559   60%
18/30
48%
15.5/32
  
Brutus 8.05 64-bit2557   69%
21.5/31
37%
11.5/31
39%
12.5/32
 
Marvin 2.1.0 64-bit2556   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-bit2554   74%
24.5/33
48%
15.5/32
  
Ufim 8.022540    53%
17/32
30%
9.5/32
 
AnMon 5.752539  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-bit2522  0%
0/1
50%
1/2
   
Yace 0.99.872504   100%
1/1
 100%
1/1
 
CyberPagno 3.0 64-bit2492   100%
1/1
 50%
0.5/1
 
Bruja 1.9.1 64-bit2491  100%
1/1
  0%
0/1
 
Nemeton 1.512421    71%
27.5/39
100%
1/1
 
Ifrit m1.8 64-bit2404   100%
1/1
 55%
17/31
 
TJchess 1.3 64-bit2399    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 1.72333     78%
22.5/29
30%
9.5/32
Jazz 840 64-bit2318   100%
1/1
 100%
1/1
 
Aice 0.99.22315    78%
31/40
50%
0.5/1
42%
13.5/32
Sungorus 1.4 64-bit2314     0%
0/2
28%
9/32
Asterisk 0.62308    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
  (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):

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