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 10 engines!
10 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+
1Gogobello 2.0 64-bit 4CPU3016+18−1847.7%+14.335.7%1104 
100.0%
 Gogobello 2.0 64-bit2852+18−1855.4%−39.230.8%1062
59.1%
 Gogobello 1.4 64-bit 4CPU2848+24−2449.2%+5.535.6%579
100.0%
 Gogobello 1.4 64-bit2755+13−1347.7%+16.031.9%2082
100.0%
 Gogobello 1.3 64-bit2654+18−1858.8%−61.725.9%1068
100.0%
 Gogobello 1.1 64-bit2533+17−1752.4%−16.926.6%1261
100.0%
 Gogobello 1.0 64-bit2420+19−1962.2%−106.419.5%1164
100.0%
 Gogobello 0.12 64-bit2090+19−1953.7%−26.222.1%1040
100.0%
 Gogobello 0.11 64-bit1965+22−2251.8%−13.320.9%766
100.0%
 Gogobello 0.10 64-bit1863+22−2244.9%+37.519.6%759
 

Results matrix

Custom engine selection
#NameElo12345678910
1Gogobello 2.0 64-bit 4CPU3016          
2Gogobello 2.0 64-bit2852          
3Gogobello 1.4 64-bit 4CPU2848          
4Gogobello 1.4 64-bit2755          
5Gogobello 1.3 64-bit2654          
6Gogobello 1.1 64-bit2533          
7Gogobello 1.0 64-bit2420          
8Gogobello 0.12 64-bit2090          
9Gogobello 0.11 64-bit1965          
10Gogobello 0.10 64-bit1863          
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
#NameElo12345678910
1Gogobello 2.0 64-bit 4CPU3016 100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Gogobello 2.0 64-bit28520.0 59.1100.0100.0100.0100.0100.0100.0100.0
3Gogobello 1.4 64-bit 4CPU28480.040.9 100.0100.0100.0100.0100.0100.0100.0
4Gogobello 1.4 64-bit27550.00.00.0 100.0100.0100.0100.0100.0100.0
5Gogobello 1.3 64-bit26540.00.00.00.0 100.0100.0100.0100.0100.0
6Gogobello 1.1 64-bit25330.00.00.00.00.0 100.0100.0100.0100.0
7Gogobello 1.0 64-bit24200.00.00.00.00.00.0 100.0100.0100.0
8Gogobello 0.12 64-bit20900.00.00.00.00.00.00.0 100.0100.0
9Gogobello 0.11 64-bit19650.00.00.00.00.00.00.00.0 100.0
10Gogobello 0.10 64-bit18630.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678910
1Gogobello 2.0 64-bit 4CPU3016 6616146000000
2Gogobello 2.0 64-bit28526 9544930000
3Gogobello 1.4 64-bit 4CPU28486169 293000000
4Gogobello 1.4 64-bit2755146544293 1562522000
5Gogobello 1.3 64-bit2654090156 97514000
6Gogobello 1.1 64-bit253303025975 662000
7Gogobello 1.0 64-bit24200002214662 48200
8Gogobello 0.12 64-bit2090000000482 47164
9Gogobello 0.11 64-bit19650000000471 1072
10Gogobello 0.10 64-bit18630000000641072 
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
#NameElo12345678910
1Gogobello 2.0 64-bit 4CPU3016 0.336.64.60.00.00.00.00.00.0
2Gogobello 2.0 64-bit28520.3 0.517.30.40.10.00.00.00.0
3Gogobello 1.4 64-bit 4CPU284836.60.5 11.00.00.00.00.00.00.0
4Gogobello 1.4 64-bit27554.617.311.0 5.00.70.70.00.00.0
5Gogobello 1.3 64-bit26540.00.40.05.0 41.90.60.00.00.0
6Gogobello 1.1 64-bit25330.00.10.00.741.9 27.30.00.00.0
7Gogobello 1.0 64-bit24200.00.00.00.70.627.3 21.90.00.0
8Gogobello 0.12 64-bit20900.00.00.00.00.00.021.9 26.13.6
9Gogobello 0.11 64-bit19650.00.00.00.00.00.00.026.1 70.3
10Gogobello 0.10 64-bit18630.00.00.00.00.00.00.03.670.3 
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 105 common opponents

Custom engine selection
NameEloGogobello
2.0
64-bit
4CPU
Gogobello
2.0
64-bit
Gogobello
1.4
64-bit
4CPU
Gogobello
1.4
64-bit
Gogobello
1.3
64-bit
Gogobello
1.1
64-bit
Gogobello
1.0
64-bit
Gogobello
0.12
64-bit
Gogobello
0.11
64-bit
Gogobello
0.10
64-bit
iCE 3.0 64-bit308133%
16/49
0%
0/1
 50%
0.5/1
      
Cheng 4.39 64-bit2946 100%
1/1
 0%
0/1
      
Atlas 3.91 64-bit292772%
24.5/34
0%
0/1
52%
14/27
0%
0/2
      
Monolith 1.0 64-bit 4CPU291359%
23.5/40
 36%
21/59
       
Marvin 3.2.0 64-bit 4CPU290552%
21/40
 40%
11.5/29
       
Quazar 0.4 64-bit290159%
23.5/40
 46%
12/26
       
Zurichess Neuchatel 64-bit290170%
24.5/35
 48%
12.5/26
       
Winter 0.4a 64-bit 4CPU289774%
26/35
 37%
14/38
       
Murka 3 64-bit288270%
26/37
 38%
9.5/25
27%
8.5/32
      
Gaviota 1.0 64-bit2873 100%
1/1
 32%
10.5/33
      
MinkoChess 1.3 64-bit2870 42%
13.5/32
 44%
14/32
      
Tornado 8.0 64-bit 4CPU286865%
24/37
 50%
12.5/25
       
DisasterArea 1.65 64-bit2865 56%
18.5/33
 36%
11.5/32
      
Nemo 1.0.1 64-bit285780%
28/35
 55%
15.5/28
39%
13/33
      
Onno 1.2.70 64-bit2846 42%
13.5/32
 41%
13/32
      
Zappa Mexico II 64-bit2844 41%
13/32
 38%
12/32
      
Marvin 3.2.0 64-bit2828 58%
18.5/32
 38%
12/32
      
Octochess r5506 64-bit2824  48%
12/25
41%
12/29
      
Monolith 1.0 64-bit2821 52%
16.5/32
 27%
8.5/32
      
Rhetoric 1.4.3 64-bit2805 100%
1/1
67%
18/27
55%
17.5/32
      
NameEloGogobello
2.0
64-bit
4CPU
Gogobello
2.0
64-bit
Gogobello
1.4
64-bit
4CPU
Gogobello
1.4
64-bit
Gogobello
1.3
64-bit
Gogobello
1.1
64-bit
Gogobello
1.0
64-bit
Gogobello
0.12
64-bit
Gogobello
0.11
64-bit
Gogobello
0.10
64-bit
RuyDos 1.1.6 64-bit2798  50%
12.5/25
52%
16/31
      
Ktulu 92782 100%
1/1
73%
20.5/28
       
Cheese 2.0 64-bit2769 67%
21.5/32
 40%
11.5/29
      
tomitankChess 3.0 64-bit2767 100%
1/1
 40%
15.5/39
      
Jonny 4.002763 53%
17/32
 50%
1/2
      
BugChess2 1.9 64-bit2759 50%
0.5/1
 75%
1.5/2
      
Arminius 2018-12-23 64-bit2755 50%
16/32
 42%
14/33
      
Devel 1.80902708   76%
33.5/44
34%
11/32
     
ECE X3 64-bit2655   75%
22.5/30
42%
12.5/30
     
Nebula 2.0 64-bit2654 100%
1/1
 75%
1.5/2
      
Phalanx XXV2653 100%
1/1
 100%
1/1
      
Cyrano 0.6b17 64-bit2642 100%
1/1
 75%
1.5/2
      
Rodin 8.02635   50%
1/2
50%
0.5/1
     
Zarkov 6.552618   50%
0.5/1
50%
14/28
     
Slow Chess Blitz WV2.12615    50%
0.5/1
50%
0.5/1
    
Glass 2.0 64-bit2611    48%
14.5/30
33%
11/33
    
NoraGrace 2.0 64-bit2609 100%
1/1
  50%
14.5/29
     
Ruffian 2.1.02608   100%
1/1
60%
18/30
     
Amyan 1.722604    55%
16.5/30
42%
13.5/32
    
N2 0.4 64-bit2590 100%
1/1
  60%
18.5/31
     
NameEloGogobello
2.0
64-bit
4CPU
Gogobello
2.0
64-bit
Gogobello
1.4
64-bit
4CPU
Gogobello
1.4
64-bit
Gogobello
1.3
64-bit
Gogobello
1.1
64-bit
Gogobello
1.0
64-bit
Gogobello
0.12
64-bit
Gogobello
0.11
64-bit
Gogobello
0.10
64-bit
Floyd 0.9 64-bit2584    52%
15.5/30
50%
15.5/31
    
Muse 0.953 64-bit2582   100%
2/2
53%
16/30
45%
15/33
    
DanaSah 6.502578    70%
21/30
50%
15.5/31
50%
0.5/1
   
Pseudo 0.7c2576   100%
1/1
63%
19/30
 100%
1/1
   
SOS 5.12574   100%
1/1
 39%
12.5/32
    
Maverick 1.5 64-bit2570 100%
1/1
  70%
21/30
47%
15/32
    
Aristarch 4.502567    69%
22/32
42%
14/33
    
K2 0.832560    64%
20.5/32
45%
14.5/32
    
Brutus 8.05 64-bit2557    58%
17.5/30
47%
14/30
0%
0/1
   
Ghost 3.1 64-bit2554    69%
20/29
36%
11.5/32
    
Ufim 8.022540    61%
37.5/61
59%
19/32
    
AnMon 5.752539    66%
20.5/31
53%
17/32
    
Shield 1.3.1 64-bit2539    70%
21/30
48%
15/31
    
Fridolin 2.00 64-bit2538    71%
23.5/33
53%
17/32
0%
0/1
   
Ghost 3 64-bit2538     49%
24.5/50
0%
0/1
   
Capivara LK 0.09b02g 64-bit2537    64%
21/33
45%
14/31
    
JikChess 0.02 64-bit2522   0%
0/1
 0%
0/1
    
Coiled 0.4 64-bit2509    100%
1/1
52%
26/50
    
Yace 0.99.872504   100%
1/1
100%
1/1
 0%
0/1
   
Bruja 1.9.1 64-bit2491     50%
0.5/1
100%
1/1
   
NameEloGogobello
2.0
64-bit
4CPU
Gogobello
2.0
64-bit
Gogobello
1.4
64-bit
4CPU
Gogobello
1.4
64-bit
Gogobello
1.3
64-bit
Gogobello
1.1
64-bit
Gogobello
1.0
64-bit
Gogobello
0.12
64-bit
Gogobello
0.11
64-bit
Gogobello
0.10
64-bit
Schooner 1.7.0 64-bit2464    50%
0.5/1
50%
0.5/1
    
LittleThought 1.052 64-bit2452   100%
1/1
  52%
16.5/32
   
Matacz 1.42446     62%
25/40
24%
8/33
   
Ares 1.005.2 64-bit2441     71%
28.5/40
38%
12/32
   
SpiderChess 0706032439     50%
20/40
41%
13/32
   
King of Kings 2.562434     67%
25.5/38
53%
16.5/31
   
LambChop 10.992434     68%
27/40
44%
14/32
   
Eeyore 1.52 64-bit2427     65%
24/37
59%
19/32
   
Gaia 3.5 64-bit2425   100%
2/2
 66%
26.5/40
48%
15.5/32
   
Nejmet 3.072425   75%
1.5/2
 74%
29.5/40
45%
14.5/32
   
Quark 2.352423     63%
24.5/39
59%
19/32
   
Cmcchess 2.6 64-bit2377   50%
0.5/1
 50%
0.5/1
26%
4.5/17
   
Terra 3.42369     100%
1/1
50%
10/20
   
ChessKISS 1.7c 64-bit2136      73%
22.5/31
55%
17.5/32
  
Fortress 1.622136      77%
20/26
53%
17/32
  
Nesik 0.7.0 alpha2134      92%
23/25
47%
15/32
  
WJChess 1.642131      83%
25/30
61%
5.5/9
  
NG-Play 9.84 64-bit2119      90%
27/30
31%
10/32
  
BikJump 2.01 64-bit2104      92%
40.5/44
66%
21/32
  
Wing 2.0a2101      82%
23/28
45%
14.5/32
  
NameEloGogobello
2.0
64-bit
4CPU
Gogobello
2.0
64-bit
Gogobello
1.4
64-bit
4CPU
Gogobello
1.4
64-bit
Gogobello
1.3
64-bit
Gogobello
1.1
64-bit
Gogobello
1.0
64-bit
Gogobello
0.12
64-bit
Gogobello
0.11
64-bit
Gogobello
0.10
64-bit
Clarabit 1.00 64-bit2100      88%
41.5/47
47%
15/32
  
Soldat III 0.178 64-bit2020       50%
16/32
33%
10.5/32
 
RamJet 0.112009       66%
21/32
47%
15/32
 
Coiled 0.2b 64-bit1998       57%
8.5/15
62%
5/8
 
Cinnamon 1.2b 64-bit1996       62%
20/32
45%
14.5/32
 
Small Potato 0.6.11993       61%
19.5/32
50%
16/32
 
BigLion 2.23x1989       61%
19.5/32
47%
15/32
 
Armageddon 2.3081987       58%
18.5/32
45%
14.5/32
 
SSEChessII 2.05 DC1968        61%
19.5/32
33%
10.5/32
Marvin 1.3.01966        50%
16/32
39%
12.5/32
Cilian 4.141962        50%
16/32
34%
11/32
Etude 0.1.21954       69%
22/32
48%
15.5/32
31%
10/32
Micro-Max 4.81954        70%
21/30
61%
19.5/32
Rival 1.181953        52%
16.5/32
47%
15/32
JanWillem 1.131951        42%
13.5/32
32%
10/31
BSC 3.9+ 64-bit 20Jan20121944        56%
17.5/31
29%
9/31
Smash 1.0.31925        62%
18.5/30
47%
15/32
Heracles 0.6.161922        63%
19/30
39%
12.5/32
SamChess1920        63%
19/30
45%
14.5/32
IACH 0.56z1917        62%
20/32
47%
15/32
NameEloGogobello
2.0
64-bit
4CPU
Gogobello
2.0
64-bit
Gogobello
1.4
64-bit
4CPU
Gogobello
1.4
64-bit
Gogobello
1.3
64-bit
Gogobello
1.1
64-bit
Gogobello
1.0
64-bit
Gogobello
0.12
64-bit
Gogobello
0.11
64-bit
Gogobello
0.10
64-bit
BamBam1914        58%
18/31
30%
9.5/32
Warrior 1.0.31908        42%
13.5/32
53%
17/32
Clueless 1.41905        56%
18/32
55%
17.5/32
SnailChess 4.0131895        50%
16/32
39%
11/28
Purple Haze 2.1.01884        50%
16/32
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%

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:
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  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 October 12, 2019