CCRL 40/40
Downloads and Statistics
June 15, 2019
Testing summary:
Total: 1'059'406 games
played by 2'473 programs
144801 CPU days (X2 4600+)

White wins: 368'317 (34.8%)
Black wins: 274'199 (25.9%)
Draws: 416'890 (39.4%)
White score: 54.4%

Custom engine selection

Comparing 9 engines!
9 selected engines played 0 games with each other

CCRL 40/40 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 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern Intel CPU.
Computed on June 15, 2019 with Bayeselo based on 1'059'406 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 200 games or more. Normal font - less than 200 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1K2 0.912615+15−1549.0%+7.232.8%1501 
99.7%
 K2 0.872583+17−1849.0%+5.934.7%1102
99.9%
 K2 0.832533+27−2751.7%−12.233.3%474
99.0%
 K2 0.752491+23−2352.4%−18.232.8%634
99.6%
 K2 0.792440+29−2947.6%+17.531.1%396
86.5%
 K2 0.712417+28−2851.4%−9.027.6%439
100.0%
 K2 0.672352+23−2352.5%−16.229.7%667
100.0%
 K2 0.572184+34−3446.2%+27.625.5%302
96.9%
 K2 0.43f2139+33−3348.2%+11.321.3%338
 

Results matrix

Custom engine selection
#NameElo123456789
1K2 0.912615         
2K2 0.872583         
3K2 0.832533         
4K2 0.752491         
5K2 0.792440         
6K2 0.712417         
7K2 0.672352         
8K2 0.572184         
9K2 0.43f2139         
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
#NameElo123456789
1K2 0.912615 99.7100.0100.0100.0100.0100.0100.0100.0
2K2 0.8725830.3 99.9100.0100.0100.0100.0100.0100.0
3K2 0.8325330.00.1 99.0100.0100.0100.0100.0100.0
4K2 0.7524910.00.01.0 99.6100.0100.0100.0100.0
5K2 0.7924400.00.00.00.4 86.5100.0100.0100.0
6K2 0.7124170.00.00.00.013.5 100.0100.0100.0
7K2 0.6723520.00.00.00.00.00.0 100.0100.0
8K2 0.5721840.00.00.00.00.00.00.0 96.9
9K2 0.43f21390.00.00.00.00.00.00.03.1 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789
1K2 0.912615 446122242202400
2K2 0.872583446 32517276324403
3K2 0.83253312325 28231014115000
4K2 0.75249122172282 495448240146
5K2 0.7924404276310495 26220200
6K2 0.7124172032141448262 2661812
7K2 0.6723522444150240202266 234192
8K2 0.57218400014018234 244
9K2 0.43f21390306012192244 
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
#NameElo123456789
1K2 0.912615 17.10.61.02.21.01.10.00.0
2K2 0.87258317.1 20.69.95.12.12.50.00.2
3K2 0.8325330.620.6 25.535.615.413.10.00.0
4K2 0.7524911.09.925.5 48.141.818.41.50.6
5K2 0.7924402.25.135.648.1 31.419.00.00.0
6K2 0.7124171.02.115.441.831.4 24.12.41.5
7K2 0.6723521.12.513.118.419.024.1 24.119.1
8K2 0.5721840.00.00.01.50.02.424.1 38.1
9K2 0.43f21390.00.20.00.60.01.519.138.1 
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 141 common opponents

Custom engine selection
NameEloK2
0.91
K2
0.87
K2
0.83
K2
0.75
K2
0.79
K2
0.71
K2
0.67
K2
0.57
K2
0.43f
Carballo 1.6 64-bit2710 0%
0/2
33%
2/6
      
Cheese 1.9 64-bit270438%
4.5/12
38%
3/8
       
WyldChess 1.51 64-bit268246%
5.5/12
25%
1/4
       
ChessBrainVB 2.052669 67%
2/3
 33%
2/6
     
RedQueen 1.1.98 64-bit2668 44%
7/16
62%
5/8
      
Floyd 0.9 64-bit2658 39%
11/28
25%
1/4
      
Cyrano 0.6b17 32-bit264929%
3.5/12
45%
4.5/10
       
ECE X3 64-bit264541%
6.5/16
52%
10.5/20
       
CM10th Magic II264454%
6.5/12
25%
0.5/2
       
Gandalf 7 64-bit264250%
6/12
38%
1.5/4
       
DanaSah 7.3264045%
13/29
62%
5/8
       
WyldChess 1.4 64-bit2639 38%
1.5/4
20%
2/10
      
Sjakk 2.2 64-bit2634 25%
0.5/2
 0%
0/2
     
NoraGrace 2.0 64-bit2625   25%
1/4
  12%
0.5/4
  
Monolith 0.4 64-bit260731%
2.5/8
46%
5.5/12
       
DanaSah 6.502605 38%
8/21
55%
5.5/10
      
Donna 4.0 64-bit2605 46%
17.5/38
 44%
3.5/8
     
Gogobello 1.3 64-bit2605 55%
5.5/10
30%
3/10
      
Arminius 2015-08-06 64-bit2604 50%
7/14
38%
1.5/4
29%
3.5/12
     
N2 0.4 64-bit259442%
5/12
55%
5.5/10
       
NameEloK2
0.91
K2
0.87
K2
0.83
K2
0.75
K2
0.79
K2
0.71
K2
0.67
K2
0.57
K2
0.43f
GreKo 2016 64-bit2592 50%
2/4
30%
3/10
      
GarboChess 3.0 64-bit258746%
5.5/12
20%
2/10
       
Brutus 8.05 64-bit2585 75%
1.5/2
 25%
0.5/2
     
Ethereal 7.78 64-bit2585 35%
4.5/13
35%
3.5/10
      
Marvin 2.1.0 64-bit2581 62%
2.5/4
25%
2.5/10
      
Jellyfish 1.1 64-bit2580 42%
8.5/20
46%
5.5/12
46%
6.5/14
     
GreKo 12.9 64-bit2577  31%
2.5/8
25%
0.5/2
     
Delocto 0.6 64-bit257658%
18.5/32
50%
8/16
       
Capivara LK 0.09b02f 64-bit2569  50%
4/8
38%
3/8
19%
1.5/8
    
Schooner 1.8 64-bit256750%
2/4
64%
11.5/18
       
SOS 5.1256350%
6/12
   25%
2/8
    
Capivara LK 0.09b02g 64-bit2562 67%
8/12
38%
3/8
      
Zurichess Glarus 64-bit2559 50%
5/10
46%
5.5/12
42%
2.5/6
     
Carballo 1.5 64-bit255846%
5.5/12
45%
4.5/10
       
Capivara LK 0.09b02c 64-bit255758%
7/12
50%
5/10
       
Arasan 12.0 64-bit2555   60%
6/10
31%
2.5/8
    
JikChess 0.02 64-bit255546%
5.5/12
57%
8/14
38%
1.5/4
65%
6.5/10
45%
4.5/10
    
tomitankChess 1.4 64-bit255571%
8.5/12
50%
1/2
       
RubiChess 0.9 64-bit255275%
9/12
67%
4/6
   0%
0/6
   
Ghost 3.1 64-bit255166%
10.5/16
46%
13/28
       
NameEloK2
0.91
K2
0.87
K2
0.83
K2
0.75
K2
0.79
K2
0.71
K2
0.67
K2
0.57
K2
0.43f
Phalanx XXIV2537   40%
2/5
30%
3/10
    
Maverick 1.5 64-bit2535  38%
1.5/4
55%
6/11
75%
3/4
    
Marvin 2.0.0 64-bit253262%
7.5/12
     8%
1/12
  
Fridolin 2.00 64-bit2530 60%
6/10
50%
2/4
40%
6/15
38%
6/16
    
nanoSzachy 4.1 64-bit2529 50%
7/14
56%
9/16
0%
0/1
33%
4/12
    
Orion 0.5 64-bit252668%
13.5/20
44%
3.5/8
       
Donna 3.1 64-bit2518   56%
5/9
15%
1.5/10
    
Bagatur 1.5e 64-bit251684%
13.5/16
50%
6/12
       
AnMon 5.602515   45%
4.5/10
 25%
2.5/10
   
CyberPagno 3.0 64-bit2509 75%
10.5/14
25%
1/4
   30%
3/10
  
Floyd 0.8 64-bit2509 45%
4.5/10
50%
6/12
   15%
1.5/10
  
Maverick 1.0 64-bit2508   60%
12/20
  50%
5/10
  
Tao 5.62503   50%
0.5/1
50%
1/2
    
LittleThought 1.052 64-bit2500   50%
1/2
75%
1.5/2
    
Delphil 3.2 64-bit2499  56%
4.5/8
52%
11/21
50%
6/12
    
Pupsi2 0.092496   50%
1/2
0%
0/2
    
Pepito 1.59 64-bit2491   25%
1/4
75%
1.5/2
40%
4/10
   
Yace 0.99.872489   50%
0.5/1
50%
1/2
    
JikChess 0.01 64-bit2488   45%
10/22
 75%
7.5/10
19%
1.5/8
  
Ghost 2.0.2 64-bit2485  62%
5/8
54%
13.5/25
46%
5.5/12
29%
4/14
0%
0/4
  
NameEloK2
0.91
K2
0.87
K2
0.83
K2
0.75
K2
0.79
K2
0.71
K2
0.67
K2
0.57
K2
0.43f
Xpdnt 0910072482   25%
0.5/2
50%
1/2
    
Zurichess Geneva 64-bit2482    25%
3.5/14
44%
3.5/8
   
Pawny 0.3.1 64-bit2476   40%
4/10
 35%
3.5/10
   
Shield 1.2 64-bit2473  56%
4.5/8
50%
4/8
0%
0/2
    
Trace 1.37a2472    44%
3.5/8
0%
0/1
   
Jumbo 0.6.31 64-bit2469 58%
7/12
   19%
1.5/8
   
Quark 2.352467   100%
1/1
75%
1.5/2
    
Giraffe 20150908 64-bit2463  62%
2.5/4
0%
0/2
45%
4.5/10
 50%
4/8
  
Carballo 1.32462   42%
5/12
50%
5/10
    
Bumblebee 1.0 64-bit2460   45%
4.5/10
50%
1/2
    
Carballo 1.22455   42%
5/12
 55%
5.5/10
   
Bumblebee 1.0.36898e1 64-bit2446  62%
2.5/4
  45%
4.5/10
   
Eeyore 1.52 64-bit2445 50%
0.5/1
 60%
6/10
     
Betsabe II 1.472443   52%
11.5/22
39%
7/18
32%
6/19
50%
2/4
  
Hussar 0.42443100%
1/1
    50%
0.5/1
   
Lozza 1.17a 64-bit2443  88%
3.5/4
   40%
4/10
  
Abrok 5.02442  62%
5/8
60%
6/10
44%
3.5/8
15%
1.5/10
   
Typhoon 1.00-3482440  50%
4/8
 38%
3/8
    
Zurichess Fribourg 64-bit2440   50%
1/2
  50%
5/10
  
Snitch 1.6.2 64-bit2435   50%
1/2
 50%
5/10
   
NameEloK2
0.91
K2
0.87
K2
0.83
K2
0.75
K2
0.79
K2
0.71
K2
0.67
K2
0.57
K2
0.43f
Cmcchess 2.6 64-bit2420  75%
9/12
75%
1.5/2
42%
7.5/18
 40%
4/10
  
Ares 1.005 64-bit2418  44%
3.5/8
50%
2/4
56%
4.5/8
40%
6/15
62%
2.5/4
  
Shallow r688 64-bit2413   53%
8.5/16
62%
5/8
58%
10.5/18
88%
3.5/4
  
Bitfoot 1.0.d9aeb43 64-bit2412   50%
1/2
75%
12/16
    
Gaia 3.5 64-bit2412   71%
8.5/12
56%
4.5/8
50%
5.5/11
   
Ares 1.005.2 64-bit2410  88%
3.5/4
100%
1/1
67%
4/6
50%
5/10
   
Tigran 2.4n 64-bit2400  100%
8/8
53%
9.5/18
56%
4.5/8
64%
11.5/18
12%
0.5/4
  
Simplex 0.9.8 64-bit2399  56%
4.5/8
79%
9.5/12
62%
5/8
45%
4.5/10
   
Lozza 1.16 64-bit2397  81%
6.5/8
 72%
13/18
 70%
7/10
  
Myrddin 0.87 64-bit2395  50%
4/8
12%
0.5/4
42%
2.5/6
62%
2.5/4
56%
4.5/8
  
Shield 1.1 64-bit2394  69%
5.5/8
 50%
5/10
    
Alex 2.14a 64-bit2393   60%
6/10
 70%
7/10
   
Waxman 20142389   68%
13.5/20
50%
2/4
0%
0/4
46%
5.5/12
  
Giraffe 20150828 64-bit2383    62%
5/8
 40%
4/10
  
Carballo 1.1.12374     65%
6.5/10
45%
4.5/10
  
Tytan 9.32 64-bit2374     65%
6.5/10
31%
2.5/8
  
OliThink 5.3.2 64-bit2373   45%
4.5/10
 70%
7/10
   
iCE 0.22371   70%
7/10
 60%
6/10
   
MadChess 2.0 64-bit2369   100%
2/2
38%
1.5/4
 55%
5.5/10
  
Plisk 0.2.7d 64-bit2358   75%
7.5/10
  40%
4/10
  
NameEloK2
0.91
K2
0.87
K2
0.83
K2
0.75
K2
0.79
K2
0.71
K2
0.67
K2
0.57
K2
0.43f
Donna 1.0 64-bit2357     75%
6/8
44%
3.5/8
  
Typhoon 1.00-358 64-bit2352     80%
8/10
53%
9.5/18
  
CyberPagno 2.3 64-bit2343    62%
2.5/4
 50%
5/10
  
Gibbon 2.60a 64-bit2339     75%
3/4
 25%
0.5/2
 
Jazz 840 64-bit2337   75%
1.5/2
62%
2.5/4
50%
2/4
   
Maverick 0.51 64-bit2337     64%
9/14
42%
2.5/6
  
CyberPagno 2.2 64-bit2336   100%
2/2
 53%
9.5/18
42%
2.5/6
  
Nemeton 1.12330     50%
9/18
58%
3.5/6
  
Bagatur 1.3a 64-bit2326     75%
7.5/10
 0%
0/2
 
Gibbon 2.69a 64-bit2319   90%
9/10
75%
3/4
    
EveAnn 1.71a2318      71%
8.5/12
20%
2/10
 
Popochin 2.92316      55%
5.5/10
65%
6.5/10
 
Nemeton 1.22308   50%
3/6
 88%
3.5/4
62%
2.5/4
  
NoraGrace 1.0 64-bit2308      50%
5/10
30%
3/10
 
pikoSzachy Extreme2307     75%
3/4
50%
2/4
  
Anechka 0.082299 100%
1/1
      0%
0/2
Fischerle 0.9.65 64-bit2289   75%
1.5/2
100%
4/4
    
FireFly 2.7.0 64-bit2286   75%
1.5/2
 88%
3.5/4
55%
5.5/10
0%
0/2
30%
3/10
Orion 0.2 64-bit2278   50%
1/2
  67%
8/12
0%
0/2
 
Ayito 0.2.9942264      25%
1/4
 50%
1/2
NameEloK2
0.91
K2
0.87
K2
0.83
K2
0.75
K2
0.79
K2
0.71
K2
0.67
K2
0.57
K2
0.43f
Protej 0.5.8c2252   100%
2/2
  50%
7/14
25%
3/12
 
Exacto 0.e 64-bit2251      66%
10.5/16
25%
0.5/2
33%
2/6
RattateChess 1.0 Nosferatu2251      62%
2.5/4
 50%
1/2
Mango Paola Ajedrez 4.12249      64%
9/14
29%
3.5/12
30%
3/10
MadChess 1.4 64-bit2248       33%
4/12
40%
4/10
Absolute Zero 2.4.0.0 64-bit2242      67%
4/6
100%
2/2
75%
1.5/2
AliChess 4.062233       45%
4.5/10
50%
4/8
Buzz 0.08 64-bit2229      64%
9/14
 0%
0/4
Adam 3.32210      60%
6/10
 50%
1/2
Neurosis 2.32210      70%
7/10
45%
4.5/10
 
ChessKISS 1.7 64-bit2209      70%
7/10
 45%
4.5/10
Carballo 0.82195      67%
4/6
25%
0.5/2
31%
5.5/18
NG-Play 9.85 64-bit2190       52%
11.5/22
50%
2/4
EXchess 5.04b 64-bit2187       70%
7/10
25%
2/8
Prophet 2.0 64-bit2179       55%
11/20
50%
2/4
ProChess 1.02AD2163      78%
12.5/16
50%
6/12
65%
6.5/10
Chesley r323 64-bit2161      68%
9.5/14
60%
6/10
38%
1.5/4
Waxman 20082133       75%
7.5/10
62%
5/8
Napoleon 1.5.0 64-bit2122      67%
4/6
62%
12.5/20
46%
5.5/12
BikJump 2.01 64-bit2117       70%
7/10
33%
4/12
NameEloK2
0.91
K2
0.87
K2
0.83
K2
0.75
K2
0.79
K2
0.71
K2
0.67
K2
0.57
K2
0.43f
Clarabit 1.00 64-bit2104       100%
4/4
75%
6/8
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 June 15, 2019