CCRL 40/15
Downloads and Statistics
March 6, 2021
Testing summary:
Total: 1'223'030 games
played by 2'799 programs

White wins: 420'040 (34.3%)
Black wins: 308'879 (25.3%)
Draws: 494'111 (40.4%)
White score: 54.5%

Custom engine selection

Comparing 19 engines!
19 selected engines played 0 games with each other

CCRL 40/15 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 15 minutes on an Intel i7-4770k.
Computed on March 6, 2021 with Bayeselo based on 1'223'030 games
Please refer to the "about" page for comments on engine inclusion

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+
1NirvanaChess 2.4 64-bit 4CPU3179+13−1341.7%+55.854.2%1828 
99.1%
 NirvanaChess 2.3 64-bit 4CPU3151+18−1841.4%+55.756.8%869
83.6%
 NirvanaChess 2.2 64-bit 4CPU3139+17−1741.5%+54.957.4%1001
72.9%
 NirvanaChess 2.5 64-bit3130+20−2049.2%+5.359.5%693
99.7%
 NirvanaChess 2.4 64-bit3099+9−944.8%+35.852.9%4245
64.8%
 NirvanaChess 2.1c 64-bit 4CPU3094+23−2345.2%+31.747.7%608
95.6%
 NirvanaChess 2.3 64-bit3071+12−1245.1%+33.153.4%2040
82.6%
 NirvanaChess 2.2 64-bit3063+14−1445.9%+26.253.8%1620
66.8%
 NirvanaChess 2.0a 64-bit 4CPU3055+30−3044.7%+36.150.1%337
95.8%
 NirvanaChess 2.1c 64-bit3021+23−2349.7%+2.253.0%564
98.8%
 NirvanaChess 2.0a 64-bit2984+23−2353.9%−25.046.2%571
100.0%
 NirvanaChess 1.8 64-bit2827+25−2549.3%+3.443.0%500
62.1%
 NirvanaChess 1.5 64-bit2821+29−2947.3%+18.044.6%372
51.2%
 NirvanaChess 1.6 64-bit2821+27−2749.1%+6.844.0%409
67.5%
 NirvanaChess 1.7 64-bit2811+31−3148.6%+12.241.0%327
98.8%
 NirvanaChess 1.4 64-bit2762+29−3047.1%+17.341.9%360
73.8%
 NirvanaChess 1.3 64-bit2748+31−3149.0%+7.537.1%342
98.1%
 NirvanaChess 1.2 64-bit2702+30−3048.2%+11.041.7%333
100.0%
 NirvanaChess 1.1 64-bit2550+26−2651.1%−14.732.0%532
 

Results matrix

Custom engine selection
#NameElo12345678910111213141516171819
1NirvanaChess 2.4 64-bit 4CPU3179                   
2NirvanaChess 2.3 64-bit 4CPU3151                   
3NirvanaChess 2.2 64-bit 4CPU3139                   
4NirvanaChess 2.5 64-bit3130                   
5NirvanaChess 2.4 64-bit3099                   
6NirvanaChess 2.1c 64-bit 4CPU3094                   
7NirvanaChess 2.3 64-bit3071                   
8NirvanaChess 2.2 64-bit3063                   
9NirvanaChess 2.0a 64-bit 4CPU3055                   
10NirvanaChess 2.1c 64-bit3021                   
11NirvanaChess 2.0a 64-bit2984                   
12NirvanaChess 1.8 64-bit2827                   
13NirvanaChess 1.5 64-bit2821                   
14NirvanaChess 1.6 64-bit2821                   
15NirvanaChess 1.7 64-bit2811                   
16NirvanaChess 1.4 64-bit2762                   
17NirvanaChess 1.3 64-bit2748                   
18NirvanaChess 1.2 64-bit2702                   
19NirvanaChess 1.1 64-bit2550                   
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
#NameElo12345678910111213141516171819
1NirvanaChess 2.4 64-bit 4CPU3179 99.1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2NirvanaChess 2.3 64-bit 4CPU31510.9 83.692.7100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3NirvanaChess 2.2 64-bit 4CPU31390.016.4 72.9100.099.9100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
4NirvanaChess 2.5 64-bit31300.07.327.1 99.798.7100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
5NirvanaChess 2.4 64-bit30990.00.00.00.3 64.8100.0100.099.7100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
6NirvanaChess 2.1c 64-bit 4CPU30940.00.00.11.335.2 95.698.998.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
7NirvanaChess 2.3 64-bit30710.00.00.00.00.04.4 82.683.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
8NirvanaChess 2.2 64-bit30630.00.00.00.00.01.117.4 66.899.9100.0100.0100.0100.0100.0100.0100.0100.0100.0
9NirvanaChess 2.0a 64-bit 4CPU30550.00.00.00.00.32.017.033.2 95.8100.0100.0100.0100.0100.0100.0100.0100.0100.0
10NirvanaChess 2.1c 64-bit30210.00.00.00.00.00.00.00.14.2 98.8100.0100.0100.0100.0100.0100.0100.0100.0
11NirvanaChess 2.0a 64-bit29840.00.00.00.00.00.00.00.00.01.2 100.0100.0100.0100.0100.0100.0100.0100.0
12NirvanaChess 1.8 64-bit28270.00.00.00.00.00.00.00.00.00.00.0 62.163.678.7100.0100.0100.0100.0
13NirvanaChess 1.5 64-bit28210.00.00.00.00.00.00.00.00.00.00.037.8 51.268.299.8100.0100.0100.0
14NirvanaChess 1.6 64-bit28210.00.00.00.00.00.00.00.00.00.00.036.448.8 67.599.8100.0100.0100.0
15NirvanaChess 1.7 64-bit28110.00.00.00.00.00.00.00.00.00.00.021.331.832.5 98.899.8100.0100.0
16NirvanaChess 1.4 64-bit27620.00.00.00.00.00.00.00.00.00.00.00.00.20.21.2 73.899.7100.0
17NirvanaChess 1.3 64-bit27480.00.00.00.00.00.00.00.00.00.00.00.00.00.00.226.2 98.1100.0
18NirvanaChess 1.2 64-bit27020.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.31.9 100.0
19NirvanaChess 1.1 64-bit25500.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678910111213141516171819
1NirvanaChess 2.4 64-bit 4CPU3179 377216019512367641230000000000
2NirvanaChess 2.3 64-bit 4CPU3151377 8120031400560000000000
3NirvanaChess 2.2 64-bit 4CPU3139216812 00667002260000000000
4NirvanaChess 2.5 64-bit3130000 13001212024000000000
5NirvanaChess 2.4 64-bit309919500130 0195210650334633303333
6NirvanaChess 2.1c 64-bit 4CPU309412331466700 004000000000000
7NirvanaChess 2.3 64-bit307167001219520 168804452400000000
8NirvanaChess 2.2 64-bit3063640012106501688 01045380765870640000
9NirvanaChess 2.0a 64-bit 4CPU305512562260040000 0000000000
10NirvanaChess 2.1c 64-bit3021300024334044510450 4777264606624000
11NirvanaChess 2.0a 64-bit2984000060243800477 2971317313860000
12NirvanaChess 1.8 64-bit2827000030076072297 25427936811217610842
13NirvanaChess 1.5 64-bit2821000030058064131254 3522902881147220
14NirvanaChess 1.6 64-bit282100003007006073279352 3431461089446
15NirvanaChess 1.7 64-bit2811000000064066138368290343 10256766
16NirvanaChess 1.4 64-bit27620000300002460112288146102 22212620
17NirvanaChess 1.3 64-bit27480000300000017611410856222 28376
18NirvanaChess 1.2 64-bit270200003000000108729476126283 159
19NirvanaChess 1.1 64-bit25500000300000042204662076159 
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
#NameElo12345678910111213141516171819
1NirvanaChess 2.4 64-bit 4CPU3179 14.07.60.03.25.01.71.90.61.30.00.00.00.00.00.00.00.00.0
2NirvanaChess 2.3 64-bit 4CPU315114.0 43.40.00.021.30.00.04.60.00.00.00.00.00.00.00.00.00.0
3NirvanaChess 2.2 64-bit 4CPU31397.643.4 0.00.041.50.00.016.90.00.00.00.00.00.00.00.00.00.0
4NirvanaChess 2.5 64-bit31300.00.00.0 2.60.00.40.50.01.90.00.00.00.00.00.00.00.00.0
5NirvanaChess 2.4 64-bit30993.20.00.02.6 0.031.118.20.06.90.10.10.10.10.00.10.10.10.1
6NirvanaChess 2.1c 64-bit 4CPU30945.021.341.50.00.0 0.00.042.30.00.00.00.00.00.00.00.00.00.0
7NirvanaChess 2.3 64-bit30711.70.00.00.431.10.0 46.10.017.10.90.00.00.00.00.00.00.00.0
8NirvanaChess 2.2 64-bit30631.90.00.00.518.20.046.1 0.047.817.33.62.93.43.30.00.00.00.0
9NirvanaChess 2.0a 64-bit 4CPU30550.64.616.90.00.042.30.00.0 0.00.00.00.00.00.00.00.00.00.0
10NirvanaChess 2.1c 64-bit30211.30.00.01.96.90.017.147.80.0 42.06.86.86.27.42.60.00.00.0
11NirvanaChess 2.0a 64-bit29840.00.00.00.00.10.00.917.30.042.0 27.713.97.415.46.40.00.00.0
12NirvanaChess 1.8 64-bit28270.00.00.00.00.10.00.03.60.06.827.7 29.130.744.513.020.913.04.1
13NirvanaChess 1.5 64-bit28210.00.00.00.00.10.00.02.90.06.813.929.1 45.141.539.316.010.22.2
14NirvanaChess 1.6 64-bit28210.00.00.00.00.10.00.03.40.06.27.430.745.1 46.619.014.412.74.9
15NirvanaChess 1.7 64-bit28110.00.00.00.00.00.00.03.30.07.415.444.541.546.6 14.88.411.50.7
16NirvanaChess 1.4 64-bit27620.00.00.00.00.10.00.00.00.02.66.413.039.319.014.8 31.618.22.2
17NirvanaChess 1.3 64-bit27480.00.00.00.00.10.00.00.00.00.00.020.916.014.48.431.6 41.98.7
18NirvanaChess 1.2 64-bit27020.00.00.00.00.10.00.00.00.00.00.013.010.212.711.518.241.9 18.4
19NirvanaChess 1.1 64-bit25500.00.00.00.00.10.00.00.00.00.00.04.12.24.90.72.28.718.4 
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 204 common opponents

Custom engine selection
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
NirvanaChess
2.5
64-bit
NirvanaChess
2.4
64-bit
NirvanaChess
2.1c
64-bit
4CPU
NirvanaChess
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.0a
64-bit
4CPU
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.8
64-bit
NirvanaChess
1.5
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
Stockfish 8 64-bit 4CPU337729%
9.5/33
14%
5/35
                 
Houdini 5.01 64-bit 4CPU337130%
9.5/32
12%
0.5/4
                 
Komodo 10.1 64-bit 4CPU3361 24%
8/34
15%
4.5/31
                
Komodo 9.2 64-bit 4CPU3325  19%
7/36
  8%
2.5/30
             
Stockfish 7 64-bit 4CPU3325 25%
8.5/34
14%
7/51
                
Komodo 11.2 64-bit3320    16%
9.5/58
 15%
8/54
            
Stockfish 8 64-bit3300    24%
13.5/56
 20%
13.5/68
            
Stockfish 6 64-bit 4CPU3290  31%
10/32
  29%
5.5/19
  15%
7.5/50
          
Deep Shredder 13 64-bit 4CPU327836%
11.5/32
12%
0.5/4
                 
Komodo 10.1 64-bit3265      20%
6.5/32
27%
13/48
           
Fire 5 64-bit 4CPU326436%
11.5/32
38%
1.5/4
                 
Stockfish 7 64-bit3244      24%
8.5/36
21%
14.5/70
           
Houdini 4 64-bit 4CPU3241 38%
13.5/36
37%
14/38
  25%
1/4
             
Stockfish 6 64-bit3224       28%
4.5/16
 33%
4/12
12%
4/32
        
Booot 6.2 64-bit 4CPU321644%
14/32
41%
13/32
                 
Laser 1.7 64-bit3207   38%
7.5/20
38%
1.5/4
              
Defenchess 2.2 64-bit3203   32%
6.5/20
38%
1.5/4
              
Fire 6.1 64-bit320341%
16.5/40
   34%
23/68
              
Schooner 2.2 64-bit3203   43%
12/28
39%
5.5/14
              
Fire 4 64-bit 4CPU3197 39%
14/36
45%
18/40
  29%
7/24
  25%
1/4
          
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
NirvanaChess
2.5
64-bit
NirvanaChess
2.4
64-bit
NirvanaChess
2.1c
64-bit
4CPU
NirvanaChess
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.0a
64-bit
4CPU
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.8
64-bit
NirvanaChess
1.5
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
Gull 3 64-bit 4CPU318045%
14.5/32
42%
16/38
48%
19/40
  38%
1.5/4
  50%
2/4
          
Fizbo 1.9 64-bit3175    38%
25/66
 50%
5.5/11
            
Fire 5 64-bit3174    39%
22.5/58
 27%
4/15
            
Equinox 3.20 64-bit 4CPU317345%
14.5/32
56%
19/34
52%
21/40
  20%
4.5/23
             
Andscacs 0.94 64-bit3169   55%
11/20
38%
4.5/12
              
Houdini 4 64-bit3167      30%
9.5/32
29%
10.5/36
           
Equinox 3.30 64-bit 4CPU3161 50%
2/4
62%
2.5/4
     50%
2/4
          
Fritz 15 64-bit 4CPU3161 39%
15/38
49%
16.5/34
                
Critter 1.6a 64-bit 4CPU315853%
17/32
50%
19/38
46%
18.5/40
  42%
10/24
             
Bouquet 1.8 64-bit 4CPU3148 50%
17/34
50%
19/38
  41%
9.5/23
             
Rybka 4 64-bit 4CPU3146 58%
18.5/32
51%
18.5/36
  62%
2.5/4
             
Fire 4 64-bit3144      46%
16.5/36
41%
19.5/48
 25%
5.5/22
         
Rybka 4.1 64-bit 4CPU3144     75%
1.5/2
  12%
0.5/4
          
Booot 6.2 64-bit3142    47%
35.5/76
 40%
9.5/24
            
Andscacs 0.91 64-bit3139    34%
18.5/55
 25%
1/4
            
Protector 1.9.0 64-bit 4CPU3138 38%
1.5/4
47%
28/59
                
Alfil 15.7 64-bit 4CPU3136  51%
17.5/34
  45%
10/22
             
Chiron 3.01 64-bit 4CPU3129 38%
1.5/4
50%
11/22
                
BlackMamba 2.0 64-bit 4CPU3122 50%
1/2
50%
19/38
  50%
12/24
             
Gull 3 64-bit3119    54%
28/52
 44%
15/34
41%
16.5/40
 29%
7/24
         
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
NirvanaChess
2.5
64-bit
NirvanaChess
2.4
64-bit
NirvanaChess
2.1c
64-bit
4CPU
NirvanaChess
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.0a
64-bit
4CPU
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.8
64-bit
NirvanaChess
1.5
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
Elektro 1.2 64-bit 4CPU3117     55%
12/22
  38%
1.5/4
          
Sting SF 5 64-bit 4CPU3117  50%
1/2
  51%
19.5/38
             
Roc 0.7 64-bit3115    51%
44/86
 44%
11.5/26
            
Chiron 4 64-bit3114    51%
41/80
 38%
3/8
            
Hannibal 1.5 64-bit 4CPU3109  55%
5.5/10
  55%
16/29
  42%
12.5/30
          
Houdini 1.5a 64-bit3109   50%
2/4
38%
1.5/4
 48%
25/52
31%
5.5/18
           
Andscacs 0.872 64-bit3104      39%
15/38
43%
23/54
           
Strelka 5.5 64-bit310364%
20.5/32
   48%
25/52
 55%
17.5/32
39%
12.5/32
 35%
3.5/10
         
Critter 1.6a 64-bit3100    48%
31/64
 53%
18/34
43%
20/46
 36%
8/22
         
Equinox 3.20 64-bit3094    55%
29.5/54
 44%
15/34
45%
14.5/32
           
Naum 4.6 64-bit 4CPU3094 50%
1/2
38%
3/8
  60%
6/10
  44%
11/25
          
Fritz 15 64-bit3093    52%
29/56
 46%
22/48
44%
20/45
           
Equinox 3.30 64-bit3085    50%
0.5/1
 33%
2/6
48%
24/50
 48%
11.5/24
         
Chiron 2 64-bit 4CPU3084  75%
3/4
  40%
4/10
  42%
2.5/6
          
Texel 1.05 64-bit 4CPU3084  55%
5.5/10
  50%
14.5/29
  49%
22.5/46
          
Hannibal 1.7 64-bit3080    51%
41/80
 46%
25.5/55
            
Rybka 4.1 64-bit3077    50%
0.5/1
 50%
1/2
51%
17.5/34
 54%
6.5/12
         
Rybka 4 64-bit3076    50%
26/52
 47%
38.5/82
            
Protector 1.7.0 64-bit 4CPU3074     50%
2.5/5
  50%
10.5/21
          
Bouquet 1.8 64-bit3073    48%
25/52
 46%
17.5/38
55%
24/44
 32%
6.5/20
         
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
NirvanaChess
2.5
64-bit
NirvanaChess
2.4
64-bit
NirvanaChess
2.1c
64-bit
4CPU
NirvanaChess
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.0a
64-bit
4CPU
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.8
64-bit
NirvanaChess
1.5
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
Sting SF 4.8.4 64-bit3063       45%
4.5/10
  45%
4.5/10
        
Fizbo 1.7 64-bit3060      56%
19/34
58%
14/24
           
Protector 1.9.0 64-bit3058    61%
45.5/74
 57%
40/70
47%
35.5/76
           
Alfil 15.7 64-bit3057    56%
29/52
  45%
13.5/30
 50%
2/4
         
Seer 1.2.1 64-bit3056   75%
3/4
50%
6/12
              
Alfil 15.8 64-bit 4CPU3055 50%
1/2
67%
4/6
  58%
11.5/20
             
BlackMamba 2.0 64-bit3055    63%
34/54
 43%
19/44
56%
23.5/42
 46%
11/24
         
Hiarcs 14 4CPU3053 75%
1.5/2
   50%
5/10
  17%
1/6
          
Pedone 1.6 64-bit 4CPU3052100%
1/1
77%
24.5/32
                 
Chiron 3.01 64-bit3050      60%
6/10
46%
15.5/34
           
Vitruvius 1.11C 64-bit3048    50%
1/2
 50%
1/2
  50%
1/2
         
Rybka 3 64-bit3047   58%
11.5/20
     50%
4/8
         
Texel 1.06 64-bit3041    55%
29.5/54
 54%
38/70
56%
9/16
           
Vajolet2 2.2 64-bit 4CPU3041 75%
1.5/2
68%
13.5/20
                
iCE 3.0 64-bit3041    58%
39/67
 57%
39/69
53%
16/30
           
Elektro 1.2 64-bit3040    50%
1/2
 50%
2/4
43%
6/14
 54%
7.5/14
         
Hannibal 1.5 64-bit3039      56%
18.5/33
53%
26.5/50
 56%
18/32
50%
2/4
        
Sting SF 5 64-bit3039       44%
3.5/8
 45%
15/33
40%
8/20
        
Sting SF 8.5 64-bit3039    58%
3.5/6
 65%
6.5/10
            
Protector 1.8.0 64-bit3038       59%
6.5/11
 45%
12.5/28
         
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
NirvanaChess
2.5
64-bit
NirvanaChess
2.4
64-bit
NirvanaChess
2.1c
64-bit
4CPU
NirvanaChess
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.0a
64-bit
4CPU
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.8
64-bit
NirvanaChess
1.5
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
Booot 6.0.2 64-bit3030      52%
21/40
50%
8/16
           
Laser 1.4 64-bit3025    69%
5.5/8
 56%
9/16
            
Deep Junior Yokohama 64-bit 4CPU3024 75%
1.5/2
75%
1.5/2
  81%
6.5/8
  42%
2.5/6
          
Senpai 1.0 64-bit 4CPU3023 50%
1/2
75%
1.5/2
  70%
7/10
  59%
13/22
          
Arasan 20.2 64-bit3021    38%
1.5/4
 65%
6.5/10
            
Deep Shredder 12 64-bit 4CPU3017  25%
0.5/2
  60%
6/10
  50%
3/6
          
Rybka 2.3.2a 64-bit 4CPU3017     25%
0.5/2
  75%
1.5/2
          
Spike 1.4 Leiden 4CPU3016     75%
3/4
  52%
11.5/22
          
Chiron 2 64-bit3014       67%
16/24
 50%
10/20
53%
8.5/16
        
Naum 4.6 64-bit3011    75%
1.5/2
 62%
2.5/4
57%
17/30
 50%
14.5/29
53%
8.5/16
        
Topple 0.8.0 64-bit3010   88%
3.5/4
61%
8.5/14
              
Cheng 4.39 64-bit 4CPU3009 100%
2/2
50%
2/4
  61%
8.5/14
             
Protector 1.7.0 64-bit3009         45%
4.5/10
50%
10/20
        
Andscacs 0.82 64-bit3008       61%
8.5/14
 47%
7.5/16
         
Texel 1.05 64-bit3008       65%
24/37
 56%
13.5/24
44%
8/18
        
Andscacs 0.81 64-bit3006       70%
7/10
 45%
4.5/10
         
SmarThink 1.96 64-bit3006      59%
24/41
56%
10/18
           
Nemorino 3.0 64-bit2995    88%
3.5/4
 59%
9.5/16
            
SmarThink 1.97 64-bit2994100%
1/1
   67%
4/6
 62%
10/16
            
Cheng4 0.38 64-bit 4CPU2980     58%
3.5/6
  71%
24/34
          
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
NirvanaChess
2.5
64-bit
NirvanaChess
2.4
64-bit
NirvanaChess
2.1c
64-bit
4CPU
NirvanaChess
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.0a
64-bit
4CPU
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.8
64-bit
NirvanaChess
1.5
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
ChessBrainVB 3.502979    75%
1.5/2
 50%
5/10
            
Pedone 1.6 64-bit2976    100%
2/2
 55%
5.5/10
            
Texel 1.04 64-bit2971          50%
6.5/13
   38%
3/8
    
Alfil 15.8 64-bit2963       71%
8.5/12
 67%
4/6
         
Chiron 1.5 64-bit2963           29%
3.5/12
25%
2.5/10
35%
3.5/10
25%
2/8
    
Andscacs 0.80 64-bit2961         58%
15/26
50%
7/14
        
Hiarcs 142960       68%
9.5/14
 55%
5.5/10
64%
4.5/7
25%
2.5/10
15%
1.5/10
25%
2.5/10
38%
3/8
    
Senpai 1.0 64-bit2960       57%
8/14
 60%
6/10
52%
16/31
30%
3/10
25%
1/4
35%
3.5/10
31%
2.5/8
    
Vajolet2 2.2 64-bit2960      75%
4.5/6
75%
9/12
           
Fizbo 1.5 64-bit2956       62%
10/16
 55%
12/22
         
Pedone 1.4.1 64-bit2956      67%
4/6
66%
10.5/16
           
Hakkapeliitta 3.0 64-bit2953      67%
4/6
62%
17.5/28
           
Deep Sjeng c't 20102940       65%
6.5/10
  75%
1.5/2
        
Deep Shredder 12 64-bit2939       71%
8.5/12
 65%
6.5/10
47%
7.5/16
20%
2/10
35%
3.5/10
25%
2.5/10
19%
1.5/8
    
Crafty 25.2 64-bit2931    50%
0.5/1
 85%
8.5/10
            
Hannibal 1.3 32-bit2929            25%
2.5/10
15%
1.5/10
50%
4/8
    
Cheng 4.39 64-bit2919       75%
1.5/2
 75%
15/20
         
Deep Junior Yokohama 64-bit2919       80%
8/10
 40%
4/10
56%
9.5/17
        
Gull 1.2 64-bit2918             25%
2.5/10
25%
2/8
    
SmarThink 1.70 64-bit2917       75%
1.5/2
 65%
6.5/10
76%
13/17
50%
2/4
       
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
NirvanaChess
2.5
64-bit
NirvanaChess
2.4
64-bit
NirvanaChess
2.1c
64-bit
4CPU
NirvanaChess
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.0a
64-bit
4CPU
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.8
64-bit
NirvanaChess
1.5
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
Vajolet2 2.0 64-bit2916       100%
2/2
 80%
8/10
50%
4/8
        
Deep Junior 13.3 64-bit2915           45%
4.5/10
50%
5/10
60%
6/10
25%
2/8
    
Spike 1.4 Leiden2914          75%
1.5/2
40%
4/10
  12%
1/8
    
Hannibal 1.2 32-bit2905           40%
4/10
   20%
2/10
25%
2.5/10
  
Quazar 0.4 64-bit2905          67%
8/12
    12%
0.5/4
   
Gull 1.1 64-bit2904           40%
4/10
35%
3.5/10
      
Protector 1.4.0 64-bit2900            60%
6/10
 19%
1.5/8
25%
2.5/10
   
DiscoCheck 5.2 64-bit2899         65%
6.5/10
65%
6.5/10
 12%
0.5/4
 25%
1/4
21%
3/14
   
Hiarcs 13.22895               35%
3.5/10
15%
1.5/10
  
DiscoCheck 5.2.1 64-bit2894          60%
6/10
50%
7/14
       
Booot 5.2.0 64-bit2893          58%
11.5/20
56%
4.5/8
  38%
1.5/4
25%
1/4
   
Fizbo 1.31 64-bit2893          65%
13/20
39%
5.5/14
       
Spark 1.0 64-bit2892            25%
1.5/6
 38%
3/8
    
iCE 2.0 64-bit2892          65%
13/20
42%
2.5/6
       
Deuterium 14.3.34.130 64-bit2890          68%
13.5/20
32%
4.5/14
       
Cheng4 0.38 64-bit2889         65%
6.5/10
88%
7/8
        
Quazar 0.4 32-bit2879            30%
3/10
45%
4.5/10
 35%
3.5/10
35%
3.5/10
  
Protector 1.4.0 32-bit2878           20%
2/10
    50%
5/10
  
Vajolet2 1.45 64-bit2866          71%
10/14
50%
2/4
       
Gaviota 1.0 64-bit2859          50%
9/18
56%
4.5/8
43%
9.5/22
 50%
2/4
    
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
NirvanaChess
2.5
64-bit
NirvanaChess
2.4
64-bit
NirvanaChess
2.1c
64-bit
4CPU
NirvanaChess
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.0a
64-bit
4CPU
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.8
64-bit
NirvanaChess
1.5
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
Deuterium 14.2.33.276 64-bit2856           47%
7/15
 70%
7/10
     
MinkoChess 1.3 64-bit2852            67%
8/12
  42%
5/12
   
Toga II 3.02850          86%
12/14
25%
1/4
50%
5/10
 38%
1.5/4
50%
2/4
   
Vajolet2 1.28 64-bit2845            50%
4/8
30%
3/10
50%
6/12
    
Arasan 17.4 64-bit2842          65%
6.5/10
54%
7.5/14
       
Fizbo 1.2 64-bit2833           32%
4.5/14
  75%
1.5/2
    
Zappa Mexico 64-bit2833             60%
6/10
25%
2/8
    
SmarThink 1.50 64-bit2830            50%
6/12
  33%
8/24
   
Rybka 1.0 64-bit2825            35%
3.5/10
 44%
3.5/8
    
Murka 3 64-bit2823           50%
9/18
38%
4.5/12
 42%
5/12
50%
2/4
   
Tornado 4.88 64-bit2819           45%
4.5/10
69%
5.5/8
65%
6.5/10
65%
6.5/10
    
Arasan 17.0 64-bit2811            70%
7/10
50%
5/10
     
Crafty 23.8 64-bit2811            48%
10.5/22
46%
5.5/12
 43%
6/14
35%
3.5/10
25%
0.5/2
 
Deuterium 14.1.32.119 64-bit2808            48%
10.5/22
38%
4.5/12
 55%
5.5/10
   
DiscoCheck 5.0.1 64-bit2803                50%
5.5/11
75%
1.5/2
 
Cheng4 0.36c 64-bit2798           66%
10.5/16
58%
10.5/18
59%
9.5/16
55%
5.5/10
    
Hiarcs Paderborn 20072795              75%
1.5/2
  0%
0/2
 
Loop 13.6 (Loop 2007) 64-bit2790           50%
1/2
     0%
0/2
 
Arasan 17.2 64-bit2788           0%
0/1
 67%
8/12
64%
9/14
    
Atlas 3.70em 64-bit2787           59%
9.5/16
  75%
7.5/10
    
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
NirvanaChess
2.5
64-bit
NirvanaChess
2.4
64-bit
NirvanaChess
2.1c
64-bit
4CPU
NirvanaChess
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.0a
64-bit
4CPU
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.8
64-bit
NirvanaChess
1.5
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
Fizbo 1.1 64-bit2786             50%
7/14
42%
5/12
    
Arasan 16.3 64-bit2782            75%
1.5/2
  53%
18/34
12%
0.5/4
  
Glaurung 2.2 64-bit2782             75%
1.5/2
  70%
7/10
100%
2/2
 
Gaviota 0.86 64-bit2781            40%
4/10
  35%
3.5/10
50%
2/4
50%
1/2
 
Scorpio 2.7.6 64-bit2781           100%
2/2
75%
1.5/2
38%
1.5/4
 62%
2.5/4
 25%
1/4
 
EXchess 7.31b 64-bit2776           44%
7/16
  58%
7/12
    
EXchess 7.18b 64-bit2775            56%
9/16
45%
4.5/10
 46%
6.5/14
36%
5/14
22%
3.5/16
 
Naraku 1.42774           50%
1/2
 25%
0.5/2
  50%
1/2
  
Frenzee 3.5.19 64-bit2773           50%
1/2
 50%
1/2
 50%
5/10
 12%
0.5/4
 
Octochess r5190 64-bit2772           83%
5/6
50%
1/2
 70%
7/10
50%
5/10
31%
5/16
44%
15/34
 
Crafty 24.0 64-bit2771           62%
2.5/4
 67%
4/6
     
EXchess 7.26b 64-bit2771             42%
8.5/20
100%
1/1
    
Dirty 20Apr2013 64-bit2769           75%
1.5/2
50%
1/2
67%
4/6
75%
1.5/2
57%
8/14
 62%
2.5/4
 
Thinker 5.3b Passive 64-bit2765                40%
4/10
12%
0.5/4
 
BugChess2 1.9 64-bit2760           75%
1.5/2
 50%
1/2
     
Rodent 1.4 64-bit2758           68%
7.5/11
 62%
10/16
54%
7.5/14
    
GNU Chess 5.50 64-bit2757           75%
1.5/2
50%
1/2
50%
1/2
62%
5/8
 50%
2/4
38%
1.5/4
 
Bison 9.11 64-bit2756    100%
1/1
      50%
1/2
75%
1.5/2
50%
1/2
 55%
5.5/10
50%
1/2
25%
0.5/2
 
Andscacs 0.64 64-bit2751           75%
1.5/2
 45%
4.5/10
50%
3/6
    
Cheng4 0.36a 64-bit2747               45%
4.5/10
44%
11.5/26
  
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
NirvanaChess
2.5
64-bit
NirvanaChess
2.4
64-bit
NirvanaChess
2.1c
64-bit
4CPU
NirvanaChess
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.0a
64-bit
4CPU
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.8
64-bit
NirvanaChess
1.5
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
Rodent 1.3 64-bit2740            25%
0.5/2
  30%
3/10
   
Chronos 1.9.9 64-bit2739           40%
4/10
 50%
1/2
31%
2.5/8
 0%
0/2
50%
2/4
 
Arasan 16.2 64-bit2738                55%
11.5/21
38%
1.5/4
 
Deuterium 13.1.31.113 64-bit2730                55%
5.5/10
49%
17.5/36
 
Godel 3.4.9 64-bit2727             75%
4.5/6
25%
0.5/2
50%
5/10
   
Bobcat 3.25 64-bit2725           65%
6.5/10
  100%
2/2
55%
5.5/10
75%
10.5/14
42%
2.5/6
 
iCE 1.0 64-bit2706           60%
6/10
 75%
4.5/6
75%
1.5/2
 68%
9.5/14
48%
12/25
21%
2.5/12
ProDeo 1.862701           65%
6.5/10
    56%
13.5/24
 45%
4.5/10
Chessmaster 11 Conqueror2695           60%
6/10
    45%
4.5/10
  
Rhetoric 1.2 64-bit2695            50%
5/10
67%
4/6
    20%
2/10
Rodent 1.2 64-bit2690                68%
9.5/14
25%
0.5/2
 
Djinn 1.021 64-bit2668              75%
1.5/2
50%
4/8
   
Vajolet 2.032661                 59%
13.5/23
46%
6.5/14
Pawny 1.0 64-bit2660                50%
5/10
50%
3/6
 
RedQueen 1.1.97 64-bit2660             62%
2.5/4
    55%
5.5/10
Atlas 3.50 64-bit2659                 50%
4/8
25%
0.5/2
Djinn 1.010 64-bit2653               65%
6.5/10
  45%
4.5/10
RedQueen 1.1.4 64-bit2653                75%
7.5/10
62%
16/26
50%
5/10
Rotor 0.82628                 75%
3/4
42%
2.5/6
NoraGrace 2.0 64-bit2623    100%
1/1
             62%
2.5/4
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
NirvanaChess
2.5
64-bit
NirvanaChess
2.4
64-bit
NirvanaChess
2.1c
64-bit
4CPU
NirvanaChess
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.0a
64-bit
4CPU
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.8
64-bit
NirvanaChess
1.5
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
Tucano 3.00 64-bit2620                 75%
4.5/6
30%
3/10
Djinn 0.987 64-bit2601                 50%
2/4
25%
0.5/2
Glass 2.0 64-bit2598                 88%
3.5/4
15%
1.5/10
Djinn 0.992 64-bit2589                 50%
1/2
35%
3.5/10
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 March 6, 2021