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 9 engines!
9 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+
1Defenchess 2.2 64-bit 4CPU3361+22−2262.9%−75.557.1%585 
100.0%
 Defenchess 2.1 64-bit 4CPU3289+19−1944.6%+38.444.0%941
87.3%
 Defenchess 2.2 64-bit3272+22−2249.7%+0.657.3%592
100.0%
 Defenchess 2.1 64-bit3222+16−1650.6%−0.143.0%1243
91.1%
 Defenchess 2.0 64-bit3192+41−4064.6%−89.844.1%188
99.9%
 Defenchess 1.1f 64-bit 4CPU3121+14−1447.0%+19.841.6%1701
100.0%
 Defenchess 1.1f 64-bit3047+11−1150.9%−15.340.3%3036
84.3%
 Defenchess 1.1e 64-bit3037+17−1769.6%−145.627.8%1361
100.0%
 Defenchess 1.0 64-bit2845+18−1851.3%−10.337.9%1056
 

Results matrix

Custom engine selection
#NameElo123456789
1Defenchess 2.2 64-bit 4CPU3361         
2Defenchess 2.1 64-bit 4CPU3289         
3Defenchess 2.2 64-bit3272         
4Defenchess 2.1 64-bit3222         
5Defenchess 2.0 64-bit3192         
6Defenchess 1.1f 64-bit 4CPU3121         
7Defenchess 1.1f 64-bit3047         
8Defenchess 1.1e 64-bit3037         
9Defenchess 1.0 64-bit2845         
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
1Defenchess 2.2 64-bit 4CPU3361 100.0100.0100.0100.0100.0100.0100.0100.0
2Defenchess 2.1 64-bit 4CPU32890.0 87.3100.0100.0100.0100.0100.0100.0
3Defenchess 2.2 64-bit32720.012.7 100.0100.0100.0100.0100.0100.0
4Defenchess 2.1 64-bit32220.00.00.0 91.1100.0100.0100.0100.0
5Defenchess 2.0 64-bit31920.00.00.08.9 99.9100.0100.0100.0
6Defenchess 1.1f 64-bit 4CPU31210.00.00.00.00.1 100.0100.0100.0
7Defenchess 1.1f 64-bit30470.00.00.00.00.00.0 84.3100.0
8Defenchess 1.1e 64-bit30370.00.00.00.00.00.015.7 100.0
9Defenchess 1.0 64-bit28450.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789
1Defenchess 2.2 64-bit 4CPU3361 13300089000
2Defenchess 2.1 64-bit 4CPU3289133 0004988200
3Defenchess 2.2 64-bit327200 7620012700
4Defenchess 2.1 64-bit322200762 56409043090
5Defenchess 2.0 64-bit3192000564 03931770
6Defenchess 1.1f 64-bit 4CPU312189498000 000
7Defenchess 1.1f 64-bit30470821279043930 26321
8Defenchess 1.1e 64-bit30370003091770263 1273
9Defenchess 1.0 64-bit2845000000211273 
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
1Defenchess 2.2 64-bit 4CPU3361 8.70.00.00.03.90.00.00.0
2Defenchess 2.1 64-bit 4CPU32898.7 0.00.00.018.82.10.00.0
3Defenchess 2.2 64-bit32720.00.0 41.50.00.03.50.00.0
4Defenchess 2.1 64-bit32220.00.041.5 39.40.021.111.90.0
5Defenchess 2.0 64-bit31920.00.00.039.4 0.012.211.40.0
6Defenchess 1.1f 64-bit 4CPU31213.918.80.00.00.0 0.00.00.0
7Defenchess 1.1f 64-bit30470.02.13.521.112.20.0 6.00.5
8Defenchess 1.1e 64-bit30370.00.00.011.911.40.06.0 52.7
9Defenchess 1.0 64-bit28450.00.00.00.00.00.00.552.7 
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 58 common opponents

Custom engine selection
NameEloDefenchess
2.2
64-bit
4CPU
Defenchess
2.1
64-bit
4CPU
Defenchess
2.2
64-bit
Defenchess
2.1
64-bit
Defenchess
2.0
64-bit
Defenchess
1.1f
64-bit
4CPU
Defenchess
1.1f
64-bit
Defenchess
1.1e
64-bit
Defenchess
1.0
64-bit
Houdini 6 64-bit3444   18%
8/44
  0%
0/2
  
Fizbo 2 64-bit 4CPU3346 42%
32/76
   19%
6/32
   
Fire 7.1 64-bit3338  37%
23.5/64
23%
7/31
  50%
0.5/1
  
Andscacs 0.95 64-bit 4CPU333659%
34/58
47%
35.5/75
       
Ethereal 11.50 64-bit3324  38%
24.5/64
19%
6/32
  50%
0.5/1
  
Xiphos 0.5 64-bit3305  48%
30.5/64
42%
13/31
  0%
0/1
  
Laser 1.7 64-bit3274  43%
27.5/64
45%
14.5/32
     
Shredder 13 64-bit3270  55%
35.5/64
44%
14/32
     
Booot 6.3.1 64-bit3255  53%
34/64
42%
13.5/32
  0%
0/1
  
Fizbo 2 64-bit3247  57%
36.5/64
42%
13.5/32
  25%
13/51
  
Chiron 4 64-bit 4CPU324275%
42.5/57
    38%
12/32
   
Andscacs 0.95 64-bit3239  52%
33/64
48%
15.5/32
     
NirvanaChess 2.4 64-bit 4CPU3224 63%
19/30
   25%
8/32
   
Texel 1.07 64-bit 4CPU3206 57%
17/30
   38%
12/32
   
Senpai 2.0 64-bit 4CPU3176 72%
21.5/30
   44%
17.5/40
   
Nemorino 5.00 64-bit 4CPU3174 57%
17/30
    38%
20/52
  
Chiron 4 64-bit3164   62%
20/32
  36%
11.5/32
  
Wasp 3.60 64-bit 4CPU3157 75%
22.5/30
   49%
36.5/75
   
RubiChess 1.4 64-bit 4CPU3138 75%
22.5/30
   54%
14/26
   
Pedone 1.9 64-bit3133   69%
21.5/31
67%
8/12
    
NameEloDefenchess
2.2
64-bit
4CPU
Defenchess
2.1
64-bit
4CPU
Defenchess
2.2
64-bit
Defenchess
2.1
64-bit
Defenchess
2.0
64-bit
Defenchess
1.1f
64-bit
4CPU
Defenchess
1.1f
64-bit
Defenchess
1.1e
64-bit
Defenchess
1.0
64-bit
Arasan 21.3 64-bit3132   69%
22/32
75%
7.5/10
    
NirvanaChess 2.4 64-bit3130   68%
20.5/30
68%
7.5/11
 32%
10/31
14%
3.5/25
 
Protector 1.9.0 64-bit 4CPU3128 75%
22.5/30
   38%
12/32
   
Vajolet2 2.7 64-bit3127   69%
22/32
46%
5.5/12
 36%
16/44
  
RubiChess 1.5 64-bit3122   62%
20/32
54%
6.5/12
 48%
15/31
  
Nemorino 5.00 64-bit3117   64%
20.5/32
67%
8/12
 40%
44.5/111
  
Texel 1.07 64-bit3113   64%
20.5/32
83%
10/12
 42%
13.5/32
39%
12.5/32
 
Hannibal 1.7 64-bit3110   80%
25.5/32
71%
8.5/12
 31%
9.5/31
39%
12.5/32
 
Rybka 4.1 64-bit3109   67%
21.5/32
54%
6.5/12
 50%
15.5/31
  
Demolito 2019-05-05 64-bit3090   67%
21.5/32
58%
7/12
 48%
15.5/32
  
Protector 1.9.0 64-bit3085   77%
24/31
42%
5/12
  42%
13.5/32
 
Senpai 2.0 64-bit3085   66%
20.5/31
54%
6.5/12
    
chess22k 1.12 64-bit3081   81%
25/31
67%
8/12
 39%
13/33
  
iCE 3.0 64-bit3081   77%
24/31
75%
9/12
 53%
16/30
52%
16.5/32
 
Wasp 3.60 64-bit3078   66%
21/32
73%
8/11
    
ChessBrainVB 3.723048   72%
23/32
83%
10/12
 48%
15.5/32
  
Deep Sjeng c't 20102926      100%
1/1
64%
20.5/32
 
Spike 1.4 Leiden2922      25%
0.5/2
70%
45/64
 
Amoeba 2.6 64-bit2913       74%
47.5/64
41%
11/27
Demolito 2017-08-26 64-bit2911       61%
19.5/32
41%
13/32
NameEloDefenchess
2.2
64-bit
4CPU
Defenchess
2.1
64-bit
4CPU
Defenchess
2.2
64-bit
Defenchess
2.1
64-bit
Defenchess
2.0
64-bit
Defenchess
1.1f
64-bit
4CPU
Defenchess
1.1f
64-bit
Defenchess
1.1e
64-bit
Defenchess
1.0
64-bit
Rodent III 0.172 64-bit2908       58%
18.5/32
39%
12/31
Quazar 0.4 64-bit2901      75%
1.5/2
70%
44.5/64
41%
23.5/58
Deep Junior Yokohama 64-bit2898       64%
20.5/32
48%
15.5/32
Deuterium 14.3.34.130 64-bit2883       75%
24/32
43%
13/30
Murka 3 64-bit2882       70%
45/64
48%
15/31
Atlas 3.80 64-bit2875       69%
43.5/63
50%
16/32
Gaviota 1.0 64-bit2873       83%
52/63
31%
9.5/31
MinkoChess 1.3 64-bit2870       69%
22/32
46%
26/57
DisasterArea 1.65 64-bit2865      100%
1/1
69%
22/32
44%
14/32
Nemo 1.0.1 64-bit2857       71%
45.5/64
53%
16.5/31
Onno 1.2.70 64-bit2846       73%
23.5/32
62%
16/26
Zappa Mexico II 64-bit2844       72%
23/32
44%
11.5/26
Zurichess Luzern 64-bit2844       69%
22/32
50%
13/26
Tornado 8.0 64-bit2827       83%
26.5/32
42%
11/26
Rhetoric 1.4.3 64-bit2805      100%
1/1
 55%
28.5/52
Frenzee 3.5.19 64-bit2769      100%
1/1
 52%
13.5/26
Pawny 1.2 64-bit2768      75%
1.5/2
 55%
28.5/52
Jonny 4.002763       78%
25/32
56%
14.5/26
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 October 12, 2019