CCRL 40/4
Downloads and Statistics
November 8, 2019
Testing summary:
Total: 2'127'795 games
played by 2'486 programs
28766 CPU days (X2 4600+)

White wins: 825'412 (38.8%)
Black wins: 667'151 (31.4%)
Draws: 635'232 (29.9%)
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 8, 2019 with Bayeselo based on 2'127'795 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+
1GNU Chess 5.60 64-bit2808+14−1447.8%+14.634.4%1832 
98.5%
 GNU Chess 5.50 64-bit2780+22−2247.2%+19.732.1%732
100.0%
 GNU Chess 6.25 64-bit2661+31−3242.5%+52.230.6%346
100.0%
 GNU Chess 5.07.1705b (TCEC) 64-bit2597+14−1454.2%−30.827.7%1771
46.5%
 GNU Chess 5.07.173b 64-bit2597+11−1147.7%+16.927.0%2995
100.0%
 GNU Chess 5.07.9b 64-bit2348+15−1552.5%−19.621.0%1758
100.0%
 GNU Chess 5.07 64-bit2238+20−2049.9%−0.316.3%1024
 

Results matrix

Custom engine selection
#NameElo1234567
1GNU Chess 5.60 64-bit2808       
2GNU Chess 5.50 64-bit2780       
3GNU Chess 6.25 64-bit2661       
4GNU Chess 5.07.1705b (TCEC) 64-bit2597       
5GNU Chess 5.07.173b 64-bit2597       
6GNU Chess 5.07.9b 64-bit2348       
7GNU Chess 5.07 64-bit2238       
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
1GNU Chess 5.60 64-bit2808 98.5100.0100.0100.0100.0100.0
2GNU Chess 5.50 64-bit27801.5 100.0100.0100.0100.0100.0
3GNU Chess 6.25 64-bit26610.00.0 100.0100.0100.0100.0
4GNU Chess 5.07.1705b (TCEC) 64-bit25970.00.00.0 46.5100.0100.0
5GNU Chess 5.07.173b 64-bit25970.00.00.053.5 100.0100.0
6GNU Chess 5.07.9b 64-bit23480.00.00.00.00.0 100.0
7GNU Chess 5.07 64-bit22380.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567
1GNU Chess 5.60 64-bit2808 578182025500
2GNU Chess 5.50 64-bit2780578 18017600
3GNU Chess 6.25 64-bit266118218 18121000
4GNU Chess 5.07.1705b (TCEC) 64-bit259700181 2422660
5GNU Chess 5.07.173b 64-bit25972551762102422 00
6GNU Chess 5.07.9b 64-bit2348000660 1321
7GNU Chess 5.07 64-bit2238000001321 
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
1GNU Chess 5.60 64-bit2808 22.58.40.05.30.00.0
2GNU Chess 5.50 64-bit278022.5 1.70.04.70.00.0
3GNU Chess 6.25 64-bit26618.41.7 8.56.30.00.0
4GNU Chess 5.07.1705b (TCEC) 64-bit25970.00.08.5 50.81.90.0
5GNU Chess 5.07.173b 64-bit25975.34.76.350.8 0.00.0
6GNU Chess 5.07.9b 64-bit23480.00.00.01.90.0 47.5
7GNU Chess 5.07 64-bit22380.00.00.00.00.047.5 
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 107 common opponents

Custom engine selection
NameEloGNU
Chess
5.60
64-bit
GNU
Chess
5.50
64-bit
GNU
Chess
6.25
64-bit
GNU
Chess
5.07.1705b
(TCEC)
64-bit
GNU
Chess
5.07.173b
64-bit
GNU
Chess
5.07.9b
64-bit
GNU
Chess
5.07
64-bit
Quazar 0.4 64-bit290139%
12.5/32
33%
2/6
     
Thinker 5.4d Inert 64-bit288631%
9.5/31
8%
0.5/6
     
Murka 3 64-bit288247%
15/32
25%
2.5/10
     
Gaviota 1.0 64-bit287341%
13/32
83%
5/6
     
MinkoChess 1.3 64-bit287042%
13.5/32
44%
20/45
     
Nemo 1.0.1 64-bit285738%
12/32
44%
11.5/26
     
Zappa Mexico II 64-bit284453%
17/32
50%
3/6
     
Vajolet2 1.28 64-bit283953%
17/32
33%
2/6
     
Crafty 23.8 64-bit282540%
12/30
40%
4/10
     
Cheng4 0.36c 64-bit282047%
15/32
39%
20.5/52
     
Scorpio 2.7.6 64-bit2816 50%
3/6
31%
9/29
    
Tornado 4.88 64-bit281059%
19/32
33%
2/6
     
Rhetoric 1.4.3 64-bit280558%
18.5/32
 32%
9.5/30
    
Gaviota 0.86 64-bit2799 44%
17.5/40
  15%
1.5/10
  
Ktulu 9278248%
15.5/32
 39%
11/28
    
Octochess r5190 64-bit277856%
18/32
44%
14/32
     
The Baron 3.29 64-bit277362%
18.5/30
 28%
8.5/30
    
Bright 0.5c277258%
18.5/32
   16%
5/32
  
Twisted Logic 20090922 64-bit277156%
18/32
   25%
8/32
  
Frenzee 3.5.19 64-bit277050%
16/32
38%
4.5/12
     
NameEloGNU
Chess
5.60
64-bit
GNU
Chess
5.50
64-bit
GNU
Chess
6.25
64-bit
GNU
Chess
5.07.1705b
(TCEC)
64-bit
GNU
Chess
5.07.173b
64-bit
GNU
Chess
5.07.9b
64-bit
GNU
Chess
5.07
64-bit
Jonny 4.00276348%
15/31
58%
3.5/6
  20%
6.5/32
  
Dirty 20Apr2013 64-bit276161%
19/31
35%
8.5/24
     
BugChess2 1.9 64-bit275959%
19/32
33%
2/6
  27%
8.5/32
  
Naum 2.0 32-bit2700   31%
10/32
45%
14.5/32
  
Gaviota 0.84 64-bit2687   33%
14.5/44
35%
15.5/44
  
Delfi 5.42683   36%
11.5/32
47%
15/32
  
Bobcat 2.75 64-bit2676   58%
7/12
38%
16.5/44
  
RedQueen 1.0.0 64-bit2675   25%
3/12
46%
5.5/12
  
Daydreamer 1.75 64-bit2673   31%
9.5/31
48%
15.5/32
  
Dirty 25Aug2011 64-bit2668   42%
5/12
42%
5/12
  
Alaric 7072663  50%
13.5/27
45%
14.5/32
45%
14/31
  
Nebula 2.0 64-bit2654  45%
12.5/28
 40%
4/10
  
Colossus 2008b2642  64%
18/28
47%
15/32
42%
13.5/32
  
Cyrano 0.6b17 64-bit2642  53%
16/30
58%
18.5/32
56%
18/32
  
Deuterium 11.01.28.1592637   54%
6.5/12
54%
6.5/12
  
Alfil 8.1.1 Optimized2626   44%
14/32
47%
15/32
  
WildCat 82624   48%
15.5/32
34%
11/32
  
Movei 00.8.438 (10 10 10)2623   52%
16.5/32
45%
14.5/32
  
Philou 3.7.1 64-bit2620 73%
30.5/42
  30%
3/10
  
Godel 2.3.7 64-bit2618 93%
6.5/7
  52%
21/40
  
NameEloGNU
Chess
5.60
64-bit
GNU
Chess
5.50
64-bit
GNU
Chess
6.25
64-bit
GNU
Chess
5.07.1705b
(TCEC)
64-bit
GNU
Chess
5.07.173b
64-bit
GNU
Chess
5.07.9b
64-bit
GNU
Chess
5.07
64-bit
Sloppy 0.2.2 64-bit2617   38%
12/32
38%
12/32
  
Slow Chess Blitz WV2.12615   52%
16.5/32
44%
14/32
  
Glass 2.0 64-bit2611 43%
3/7
  40%
4/10
  
GarboChess 2.20 64-bit2607 93%
6.5/7
  58%
18.5/32
  
Amyan 1.722604   49%
21.5/44
50%
6/12
  
Pharaon 3.5.12604   47%
15/32
55%
17.5/32
  
Zappa 1.1 64-bit2604   72%
23/32
67%
21.5/32
  
Cheng3 1.05 64-bit2602   67%
8/12
54%
6.5/12
  
Arminius 2013-08-10 64-bit2597 86%
6/7
  45%
14.5/32
  
Gaviota 0.83 64-bit2596   40%
2/5
70%
3.5/5
  
N2 0.4 64-bit2590   51%
22.5/44
53%
23.5/44
  
Arasan 13.2 64-bit2583   62%
7.5/12
67%
8/12
  
CuckooChess 1.12 64-bit2583   58%
7/12
71%
8.5/12
  
Cheng3 1.04 64-bit2581   46%
5.5/12
42%
5/12
  
Francesca MAD 0.192581   38%
4.5/12
50%
6/12
  
Hamsters 0.7.12579   42%
13.5/32
61%
19.5/32
  
Arasan 13.1 64-bit2575   75%
9/12
46%
5.5/12
  
SOS 5.12574   59%
19/32
55%
17.5/32
  
Rotor 0.62573   58%
7/12
79%
9.5/12
  
Francesca MAD 0.182570   58%
7/12
29%
3.5/12
  
NameEloGNU
Chess
5.60
64-bit
GNU
Chess
5.50
64-bit
GNU
Chess
6.25
64-bit
GNU
Chess
5.07.1705b
(TCEC)
64-bit
GNU
Chess
5.07.173b
64-bit
GNU
Chess
5.07.9b
64-bit
GNU
Chess
5.07
64-bit
Aristarch 4.502567   48%
15.5/32
44%
14/32
  
Petir 4.392566   83%
10/12
54%
6.5/12
  
Glass 1.7 64-bit2556   58%
7/12
50%
6/12
  
Philou 3.602551   83%
10/12
42%
5/12
  
Hermann 2.6 64-bit2540   71%
8.5/12
71%
8.5/12
  
Ufim 8.022540   39%
12/31
53%
17/32
  
AnMon 5.752539   55%
17.5/32
58%
18.5/32
  
CuckooChess 1.11 64-bit2539   58%
7/12
58%
7/12
  
SmarThink 0.17a2537   52%
16.5/32
56%
18/32
  
DanaSah 4.662531   67%
8/12
42%
5/12
  
Hermann 2.8 64-bit2531   71%
8.5/12
62%
7.5/12
  
GreKo 8.2 64-bit2526   71%
8.5/12
83%
10/12
  
Rodin 4.02512   62%
7.5/12
67%
8/12
  
Pupsi2 0.082507   71%
8.5/12
58%
7/12
  
Green Light Chess 3.01.2.22505   62%
20/32
53%
17/32
  
Little Goliath Evolution 3.122505   53%
16.5/31
66%
21/32
  
nanoSzachy 3.92495   71%
8.5/12
71%
8.5/12
  
Bruja 1.9.1 64-bit2491   61%
19.5/32
64%
20.5/32
  
Dorky 4.3 64-bit2467   71%
8.5/12
79%
9.5/12
  
Pawny 0.3 64-bit2463   67%
8/12
71%
8.5/12
  
NameEloGNU
Chess
5.60
64-bit
GNU
Chess
5.50
64-bit
GNU
Chess
6.25
64-bit
GNU
Chess
5.07.1705b
(TCEC)
64-bit
GNU
Chess
5.07.173b
64-bit
GNU
Chess
5.07.9b
64-bit
GNU
Chess
5.07
64-bit
Delphil 2.82451   58%
7/12
75%
9/12
  
Abrok 5.02436   77%
24.5/32
72%
23/32
  
Atlas 3.14b 64-bit2436   58%
7/12
58%
7/12
  
Eeyore 1.52 64-bit2427   75%
9/12
92%
11/12
  
Hussar 0.42420   62%
7.5/12
92%
11/12
  
Typhoon 1.00-3582414   71%
8.5/12
71%
8.5/12
  
Leila 0.53h2388     35%
12/34
27%
8.5/32
Amy 0.87b2386     44%
14.5/33
30%
9.5/32
Diablo 0.5.12386   78%
25/32
 49%
16.5/34
 
Comet B682378     44%
15/34
39%
12.5/32
Sjeng 12.132376     35%
11.5/33
25%
8/32
Der Bringer 1.92374     65%
22/34
38%
12/32
Djinn 0.925x2373     43%
14.5/34
25%
8/32
Muse 0.899b2372     44%
15/34
41%
13/32
The Crazy Bishop 00522364     53%
18/34
45%
14.5/32
Amateur 2.822352     44%
15/34
39%
12.5/32
Phalanx XXII Reborn JA2352     40%
14.5/36
25%
8/32
Thor's Hammer 2.28 32-bit2330     50%
17/34
47%
15/32
Chezzz 1.0.32324     56%
18.5/33
34%
11/32
Averno 0.812308     60%
21.5/36
31%
10/32
NameEloGNU
Chess
5.60
64-bit
GNU
Chess
5.50
64-bit
GNU
Chess
6.25
64-bit
GNU
Chess
5.07.1705b
(TCEC)
64-bit
GNU
Chess
5.07.173b
64-bit
GNU
Chess
5.07.9b
64-bit
GNU
Chess
5.07
64-bit
KnightX 1.922297     60%
20.5/34
69%
22/32
Eeyore 1.482290     54%
18.5/34
31%
10/32
Esc 1.162267     65%
22/34
59%
19/32
Scidlet 3.61 64-bit2267     60%
20.5/34
41%
13/32
EXchess 5.01b 64-bit2265     76%
26/34
36%
11.5/32
Dorky 3.482226     75%
25.5/34
52%
16.5/32
Madeleine 0.22183     72%
24.5/34
56%
18/32
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%

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

Maximum size of cross-tables (from 2 to 100):
Limit crosstables to engines in Elo range: to
Match length (Minimum number of games to highlight with color):

Cross-tables show only best version of each engine
Sort cross-tables by:   Rating   Name
Highlight diagonal of cells wide. (0 to highlight everything)

Reference rating list:
Recalibrate:
  No recalibration (reference and current list are compared as they are)
  Recalibrate reference list to current one using selected engines only
  Recalibrate reference list to current one using all common engines
  Recalibrate current list to reference using selected engines only
  Recalibrate current list to reference using all common engines


Created in 2005-2013 by CCRL team
Last games added on November 8, 2019