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 6 engines!
6 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+
1Myrddin 0.87 64-bit 4CPU2459+29−2951.9%−13.827.1%420 
100.0%
 Myrddin 0.87 64-bit2380+12−1249.1%+7.623.8%2486
92.8%
 Myrddin 0.86 64-bit2366+15−1548.3%+12.823.9%1724
100.0%
 Myrddin 0.85 64-bit2237+16−1650.8%−7.322.5%1522
100.0%
 Myrddin 0.83k 64-bit2083+17−1751.3%−10.023.5%1278
100.0%
 Myrddin 0.82 32-bit1916+19−1937.1%+111.615.2%1173
 

Results matrix

Custom engine selection
#NameElo123456
1Myrddin 0.87 64-bit 4CPU2459      
2Myrddin 0.87 64-bit2380      
3Myrddin 0.86 64-bit2366      
4Myrddin 0.85 64-bit2237      
5Myrddin 0.83k 64-bit2083      
6Myrddin 0.82 32-bit1916      
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
#NameElo123456
1Myrddin 0.87 64-bit 4CPU2459 100.0100.0100.0100.0100.0
2Myrddin 0.87 64-bit23800.0 92.8100.0100.0100.0
3Myrddin 0.86 64-bit23660.07.2 100.0100.0100.0
4Myrddin 0.85 64-bit22370.00.00.0 100.0100.0
5Myrddin 0.83k 64-bit20830.00.00.00.0 100.0
6Myrddin 0.82 32-bit19160.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456
1Myrddin 0.87 64-bit 4CPU2459 900000
2Myrddin 0.87 64-bit238090 18184011870
3Myrddin 0.86 64-bit236601818 7760192
4Myrddin 0.85 64-bit22370401776 1085562
5Myrddin 0.83k 64-bit208301801085 1561
6Myrddin 0.82 32-bit19160701925621561 
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
#NameElo123456
1Myrddin 0.87 64-bit 4CPU2459 3.10.00.00.00.0
2Myrddin 0.87 64-bit23803.1 43.210.00.51.9
3Myrddin 0.86 64-bit23660.043.2 23.90.06.6
4Myrddin 0.85 64-bit22370.010.023.9 38.820.9
5Myrddin 0.83k 64-bit20830.00.50.038.8 63.7
6Myrddin 0.82 32-bit19160.01.96.620.963.7 
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 85 common opponents

Custom engine selection
NameEloMyrddin
0.87
64-bit
4CPU
Myrddin
0.87
64-bit
Myrddin
0.86
64-bit
Myrddin
0.85
64-bit
Myrddin
0.83k
64-bit
Myrddin
0.82
32-bit
Magnum 4.0 32-bit2492 50%
1/2
10%
1/10
   
Gothmog 1.0b10248346%
17.5/38
29%
9/31
    
Anatoli 0.35k245550%
18.5/37
0%
0/1
    
SpiderChess 070603243957%
21/37
0%
0/1
    
Bumblebee 1.0 64-bit243561%
22/36
0%
0/1
    
Shallow 2 rev8 64-bit242951%
18.5/36
0%
0/1
    
Eeyore 1.52 64-bit2427 100%
1/1
50%
21/42
   
Gaia 3.5 64-bit2425 0%
0/1
55%
17.5/32
   
Nejmet 3.072425 25%
0.5/2
44%
13.5/31
   
Gromit 3.82242455%
20.5/37
50%
0.5/1
    
Quark 2.35242353%
19.5/37
100%
1/1
    
Hussar 0.42420 41%
14/34
46%
19.5/42
32%
10/31
  
Dragon 4.62418 42%
13.5/32
45%
14.5/32
   
RomiChess P3L 64-bit2412 50%
16/32
43%
18/42
   
Simplex 0.9.8 64-bit2410 61%
20/33
31%
10/32
   
Ifrit m1.8 64-bit2404 48%
15.5/32
49%
20.5/42
   
OliThink 5.3.2 64-bit2402 50%
0.5/1
45%
18.5/41
   
PostModernist 10162389 30%
10.5/35
33%
10.5/32
   
Comet B502388 41%
12/29
55%
17.5/32
   
Leila 0.53h2388 38%
12.5/33
64%
20.5/32
   
NameEloMyrddin
0.87
64-bit
4CPU
Myrddin
0.87
64-bit
Myrddin
0.86
64-bit
Myrddin
0.85
64-bit
Myrddin
0.83k
64-bit
Myrddin
0.82
32-bit
Amy 0.87b2386 50%
16.5/33
45%
14/31
   
Gosu 0.162383 38%
12/32
44%
14/32
   
Typhoon 1.00-358 64-bit238266%
24.5/37
50%
0.5/1
    
Patzer 3.802375 33%
10.5/32
40%
12.5/31
   
Der Bringer 1.92374 34%
11/32
61%
19.5/32
   
Muse 0.899b2372 75%
19.5/26
38%
12/32
   
Terra 3.42369 65%
21.5/33
50%
16/32
36%
11.5/32
  
The Crazy Bishop 00522364 59%
19.5/33
55%
17.5/32
   
Amateur 2.822352 45%
14/31
38%
12/32
   
Alex 2.14a 64-bit2348 56%
18.5/33
61%
19.5/32
   
Tigran 2.4n 64-bit2347 65%
22/34
56%
17.5/31
   
Plisk 0.2.7d 64-bit2343 65%
6.5/10
50%
16/32
   
Horizon 4.42342 44%
14.5/33
56%
18/32
   
TJchess 1.1 64-bit2338 58%
18.5/32
58%
18.5/32
39%
12.5/32
  
Queen 4.032337 45%
14.5/32
45%
14.5/32
   
Ares 1.0042333  47%
15/32
23%
7/31
  
Arion 1.72333 77%
24.5/32
55%
17.5/32
28%
9/32
 6%
2/32
Gibbon 2.60a 64-bit2333 66%
20.5/31
34%
11/32
   
Waxman 20142332 70%
22.5/32
67%
21.5/32
   
Sage 3.532325 61%
20/33
52%
16.5/32
39%
12.5/32
  
NameEloMyrddin
0.87
64-bit
4CPU
Myrddin
0.87
64-bit
Myrddin
0.86
64-bit
Myrddin
0.85
64-bit
Myrddin
0.83k
64-bit
Myrddin
0.82
32-bit
Chezzz 1.0.32324 57%
19.5/34
56%
18/32
44%
14/32
  
CyberPagno 2.2 64-bit2321 52%
16.5/32
64%
20.5/32
   
Sungorus 1.4 64-bit2314 100%
1/1
50%
16/32
31%
10/32
  
Averno 0.812308 100%
1/1
56%
14.5/26
   
KnightX 1.922297  73%
23.5/32
55%
17.5/32
 8%
2.5/32
Gibbon 2.57a 64-bit2287  52%
16.5/32
56%
18/32
  
Popochin 3.22275  62%
20/32
34%
11/32
 5%
1.5/32
Sjakk 1.1.92274  56%
18/32
36%
11.5/32
  
Zeus 1.292262 100%
2/2
  27%
8.5/32
 
Natwarlal 0.142261    34%
11/32
19%
6/32
Anechka 0.082235 100%
1/1
 50%
16/32
31%
10/32
14%
4.5/32
OBender 3.2.x2225   52%
16.5/32
27%
8.5/32
 
EXchess 4.032214   48%
15.5/32
36%
11.5/32
12%
4/32
Chispa 4.0.32207   55%
17.5/32
22%
7/32
 
CyberPagno 2.12206   55%
17.5/32
27%
8.5/32
 
Beowulf 2.4a 32-bit2203 50%
0.5/1
 59%
19/32
41%
13/32
 
Atak 6.82185   47%
15/32
39%
12.5/32
 
Genesis 2.02171   62%
20/32
34%
10.5/31
 
InmiChess3.06N2162   62%
20/32
42%
13.5/32
15%
4.5/31
BlackBishop 1.02157   72%
23/32
44%
14/32
 
NameEloMyrddin
0.87
64-bit
4CPU
Myrddin
0.87
64-bit
Myrddin
0.86
64-bit
Myrddin
0.85
64-bit
Myrddin
0.83k
64-bit
Myrddin
0.82
32-bit
Alarm 0.93.12145   61%
19.5/32
44%
14/32
 
Lime 662144   63%
19.5/31
34%
11/32
22%
7/32
Fortress 1.622136 100%
1/1
 50%
15.5/31
44%
14/32
 
FireFly 2.5.8 64-bit2134   62%
20/32
45%
14.5/32
 
WJChess 1.642131   73%
23.5/32
42%
13.5/32
 
Adam 3.22124    53%
17/32
23%
7.5/32
BikJump 2.01 64-bit2104   73%
23.5/32
47%
15/32
27%
8.5/32
Wing 2.0a2101   59%
19/32
56%
18/32
25%
5/20
Matheus 2.32059 100%
1/1
  56%
18/32
38%
7.5/20
Bestia 0.902022    39%
12.5/32
39%
12.5/32
Small Potato 0.6.11993    69%
22/32
56%
18/32
BigLion 2.23x1989    55%
17.5/32
48%
15.5/32
Faile 1.4.41978    62%
20/32
38%
12/32
Sjakk 1.1.51974    48%
15.5/32
36%
11.5/32
SSEChessII 2.05 DC1968    70%
22.5/32
45%
14.5/32
Marvin 1.3.01966    67%
21.5/32
42%
8.5/20
Micro-Max 4.81954    77%
24/31
45%
14/31
Rival 1.181953    69%
22/32
41%
13/32
JanWillem 1.131951    70%
22.5/32
48%
15.5/32
Smash 1.0.31925    75%
24/32
53%
17/32
NameEloMyrddin
0.87
64-bit
4CPU
Myrddin
0.87
64-bit
Myrddin
0.86
64-bit
Myrddin
0.85
64-bit
Myrddin
0.83k
64-bit
Myrddin
0.82
32-bit
Heracles 0.6.161922    64%
20.5/32
56%
18/32
BamBam1914    69%
22/32
45%
14.5/32
Warrior 1.0.31908    77%
24.5/32
45%
14.5/32
Clueless 1.41905    72%
23/32
55%
17.5/32
Beaches 2.321804    75%
24/32
53%
17/32
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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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
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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