CCRL 40/40
Downloads and Statistics
September 21, 2019
Testing summary:
Total: 1'084'933 games
played by 2'536 programs
148136 CPU days (X2 4600+)

White wins: 376'624 (34.7%)
Black wins: 280'046 (25.8%)
Draws: 428'263 (39.5%)
White score: 54.5%

Custom engine selection

Comparing 18 engines!
18 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 September 21, 2019 with Bayeselo based on 1'084'933 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+
1NirvanaChess 2.4 64-bit 4CPU3181+14−1440.6%+62.453.8%1672 
99.1%
 NirvanaChess 2.3 64-bit 4CPU3153+18−1841.4%+54.956.8%869
84.8%
 NirvanaChess 2.2 64-bit 4CPU3139+17−1840.7%+60.257.5%961
100.0%
 NirvanaChess 2.4 64-bit3102+9−944.3%+38.352.9%3912
67.3%
 NirvanaChess 2.1c 64-bit 4CPU3096+23−2345.2%+31.047.7%608
95.1%
 NirvanaChess 2.3 64-bit3073+13−1344.4%+37.853.8%1976
84.5%
 NirvanaChess 2.2 64-bit3064+14−1445.9%+26.553.8%1620
66.7%
 NirvanaChess 2.0a 64-bit 4CPU3056+30−3044.7%+36.350.1%337
95.8%
 NirvanaChess 2.1c 64-bit3022+23−2349.7%+2.353.0%564
98.8%
 NirvanaChess 2.0a 64-bit2985+23−2354.0%−25.246.2%569
100.0%
 NirvanaChess 1.8 64-bit2828+25−2549.3%+3.343.0%500
62.0%
 NirvanaChess 1.5 64-bit2822+29−2947.3%+18.044.6%372
51.5%
 NirvanaChess 1.6 64-bit2822+27−2849.1%+6.844.0%409
67.5%
 NirvanaChess 1.7 64-bit2812+31−3148.6%+12.141.0%327
98.7%
 NirvanaChess 1.4 64-bit2763+29−3047.1%+17.641.9%360
74.7%
 NirvanaChess 1.3 64-bit2748+31−3149.0%+8.137.1%342
98.2%
 NirvanaChess 1.2 64-bit2702+30−3048.2%+11.141.7%333
100.0%
 NirvanaChess 1.1 64-bit2549+26−2651.1%−14.032.0%532
 

Results matrix

Custom engine selection
#NameElo123456789101112131415161718
1NirvanaChess 2.4 64-bit 4CPU3181                  
2NirvanaChess 2.3 64-bit 4CPU3153                  
3NirvanaChess 2.2 64-bit 4CPU3139                  
4NirvanaChess 2.4 64-bit3102                  
5NirvanaChess 2.1c 64-bit 4CPU3096                  
6NirvanaChess 2.3 64-bit3073                  
7NirvanaChess 2.2 64-bit3064                  
8NirvanaChess 2.0a 64-bit 4CPU3056                  
9NirvanaChess 2.1c 64-bit3022                  
10NirvanaChess 2.0a 64-bit2985                  
11NirvanaChess 1.8 64-bit2828                  
12NirvanaChess 1.5 64-bit2822                  
13NirvanaChess 1.6 64-bit2822                  
14NirvanaChess 1.7 64-bit2812                  
15NirvanaChess 1.4 64-bit2763                  
16NirvanaChess 1.3 64-bit2748                  
17NirvanaChess 1.2 64-bit2702                  
18NirvanaChess 1.1 64-bit2549                  
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
#NameElo123456789101112131415161718
1NirvanaChess 2.4 64-bit 4CPU3181 99.1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2NirvanaChess 2.3 64-bit 4CPU31530.9 84.8100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3NirvanaChess 2.2 64-bit 4CPU31390.015.2 100.099.9100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
4NirvanaChess 2.4 64-bit31020.00.00.0 67.3100.0100.099.7100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
5NirvanaChess 2.1c 64-bit 4CPU30960.00.00.132.7 95.198.998.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
6NirvanaChess 2.3 64-bit30730.00.00.00.04.9 84.584.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
7NirvanaChess 2.2 64-bit30640.00.00.00.01.115.5 66.799.9100.0100.0100.0100.0100.0100.0100.0100.0100.0
8NirvanaChess 2.0a 64-bit 4CPU30560.00.00.00.32.016.033.3 95.8100.0100.0100.0100.0100.0100.0100.0100.0100.0
9NirvanaChess 2.1c 64-bit30220.00.00.00.00.00.00.14.2 98.8100.0100.0100.0100.0100.0100.0100.0100.0
10NirvanaChess 2.0a 64-bit29850.00.00.00.00.00.00.00.01.2 100.0100.0100.0100.0100.0100.0100.0100.0
11NirvanaChess 1.8 64-bit28280.00.00.00.00.00.00.00.00.00.0 62.063.778.899.9100.0100.0100.0
12NirvanaChess 1.5 64-bit28220.00.00.00.00.00.00.00.00.00.038.0 51.568.499.8100.0100.0100.0
13NirvanaChess 1.6 64-bit28220.00.00.00.00.00.00.00.00.00.036.348.5 67.599.8100.0100.0100.0
14NirvanaChess 1.7 64-bit28120.00.00.00.00.00.00.00.00.00.021.231.632.5 98.799.8100.0100.0
15NirvanaChess 1.4 64-bit27630.00.00.00.00.00.00.00.00.00.00.10.20.21.3 74.799.7100.0
16NirvanaChess 1.3 64-bit27480.00.00.00.00.00.00.00.00.00.00.00.00.00.225.3 98.2100.0
17NirvanaChess 1.2 64-bit27020.00.00.00.00.00.00.00.00.00.00.00.00.00.00.31.8 100.0
18NirvanaChess 1.1 64-bit25490.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789101112131415161718
1NirvanaChess 2.4 64-bit 4CPU3181 37721619512367641230000000000
2NirvanaChess 2.3 64-bit 4CPU3153377 812031400560000000000
3NirvanaChess 2.2 64-bit 4CPU3139216812 0667002260000000000
4NirvanaChess 2.4 64-bit310219500 0195210650334633303333
5NirvanaChess 2.1c 64-bit 4CPU30961233146670 004000000000000
6NirvanaChess 2.3 64-bit3073670019520 168804452400000000
7NirvanaChess 2.2 64-bit30646400106501688 01045380765870640000
8NirvanaChess 2.0a 64-bit 4CPU30561256226040000 0000000000
9NirvanaChess 2.1c 64-bit30223000334044510450 4777264606624000
10NirvanaChess 2.0a 64-bit298500060243800477 2971317313860000
11NirvanaChess 1.8 64-bit282800030076072297 25427936811217610842
12NirvanaChess 1.5 64-bit282200030058064131254 3522902881147220
13NirvanaChess 1.6 64-bit28220003007006073279352 3431461089446
14NirvanaChess 1.7 64-bit281200000064066138368290343 10256766
15NirvanaChess 1.4 64-bit2763000300002460112288146102 22212620
16NirvanaChess 1.3 64-bit2748000300000017611410856222 28376
17NirvanaChess 1.2 64-bit27020003000000108729476126283 159
18NirvanaChess 1.1 64-bit2549000300000042204662076159 
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
#NameElo123456789101112131415161718
1NirvanaChess 2.4 64-bit 4CPU3181 14.88.23.55.41.81.90.61.30.00.00.00.00.00.00.00.00.0
2NirvanaChess 2.3 64-bit 4CPU315314.8 44.40.021.30.00.04.60.00.00.00.00.00.00.00.00.00.0
3NirvanaChess 2.2 64-bit 4CPU31398.244.4 0.042.50.00.017.40.00.00.00.00.00.00.00.00.00.0
4NirvanaChess 2.4 64-bit31023.50.00.0 0.033.219.30.07.50.10.10.10.10.00.10.10.10.1
5NirvanaChess 2.1c 64-bit 4CPU30965.421.342.50.0 0.00.042.30.00.00.00.00.00.00.00.00.00.0
6NirvanaChess 2.3 64-bit30731.80.00.033.20.0 46.90.017.50.90.00.00.00.00.00.00.00.0
7NirvanaChess 2.2 64-bit30641.90.00.019.30.046.9 0.047.817.43.62.93.43.30.00.00.00.0
8NirvanaChess 2.0a 64-bit 4CPU30560.64.617.40.042.30.00.0 0.00.00.00.00.00.00.00.00.00.0
9NirvanaChess 2.1c 64-bit30221.30.00.07.50.017.547.80.0 42.16.86.86.27.42.60.00.00.0
10NirvanaChess 2.0a 64-bit29850.00.00.00.10.00.917.40.042.1 27.813.97.515.46.50.00.00.0
11NirvanaChess 1.8 64-bit28280.00.00.00.10.00.03.60.06.827.8 29.130.744.513.020.913.04.1
12NirvanaChess 1.5 64-bit28220.00.00.00.10.00.02.90.06.813.929.1 45.141.539.316.010.22.2
13NirvanaChess 1.6 64-bit28220.00.00.00.10.00.03.40.06.27.530.745.1 46.619.014.412.74.9
14NirvanaChess 1.7 64-bit28120.00.00.00.00.00.03.30.07.415.444.541.546.6 14.88.411.50.7
15NirvanaChess 1.4 64-bit27630.00.00.00.10.00.00.00.02.66.513.039.319.014.8 31.618.22.2
16NirvanaChess 1.3 64-bit27480.00.00.00.10.00.00.00.00.00.020.916.014.48.431.6 41.98.7
17NirvanaChess 1.2 64-bit27020.00.00.00.10.00.00.00.00.00.013.010.212.711.518.241.9 18.4
18NirvanaChess 1.1 64-bit25490.00.00.00.10.00.00.00.00.00.04.12.24.90.72.28.718.4 
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 197 common opponents

Custom engine selection
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
NirvanaChess
2.4
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 4CPU337829%
9.5/33
14%
5/35
                
Houdini 5.01 64-bit 4CPU337230%
9.5/32
12%
0.5/4
                
Komodo 10.1 64-bit 4CPU3362 24%
8/34
15%
4.5/31
               
Komodo 9.2 64-bit 4CPU3326  19%
7/36
 8%
2.5/30
             
Stockfish 7 64-bit 4CPU3326 25%
8.5/34
14%
7/51
               
Komodo 11.2 64-bit3321   16%
9.5/58
 15%
8/54
            
Stockfish 8 64-bit3301   24%
13.5/56
 20%
13.5/68
            
Stockfish 6 64-bit 4CPU3291  31%
10/32
 29%
5.5/19
  15%
7.5/50
          
Deep Shredder 13 64-bit 4CPU328036%
11.5/32
12%
0.5/4
                
Komodo 10.1 64-bit3266     20%
6.5/32
27%
13/48
           
Fire 5 64-bit 4CPU326536%
11.5/32
38%
1.5/4
                
Stockfish 7 64-bit3245     24%
8.5/36
21%
14.5/70
           
Houdini 4 64-bit 4CPU3242 38%
13.5/36
37%
14/38
 25%
1/4
             
Stockfish 6 64-bit3225      28%
4.5/16
 33%
4/12
12%
4/32
        
Booot 6.2 64-bit 4CPU321844%
14/32
41%
13/32
                
Fire 6.1 64-bit320441%
16.5/40
  34%
23/68
              
Fire 4 64-bit 4CPU3199 39%
14/36
45%
18/40
 29%
7/24
  25%
1/4
          
Gull 3 64-bit 4CPU318145%
14.5/32
42%
16/38
48%
19/40
 38%
1.5/4
  50%
2/4
          
Fizbo 1.9 64-bit3176   38%
25/66
 50%
5.5/11
            
Equinox 3.20 64-bit 4CPU317545%
14.5/32
56%
19/34
52%
21/40
 20%
4.5/23
             
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
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
Fire 5 64-bit3175   39%
22.5/58
 27%
4/15
            
Houdini 4 64-bit3168     30%
9.5/32
29%
10.5/36
           
Equinox 3.30 64-bit 4CPU3162 50%
2/4
62%
2.5/4
    50%
2/4
          
Fritz 15 64-bit 4CPU3162 39%
15/38
49%
16.5/34
               
Critter 1.6a 64-bit 4CPU316053%
17/32
50%
19/38
46%
18.5/40
 42%
10/24
             
Bouquet 1.8 64-bit 4CPU3150 50%
17/34
50%
19/38
 41%
9.5/23
             
Rybka 4 64-bit 4CPU3148 58%
18.5/32
51%
18.5/36
 62%
2.5/4
             
Fire 4 64-bit3146     46%
16.5/36
41%
19.5/48
 25%
5.5/22
         
Rybka 4.1 64-bit 4CPU3145    75%
1.5/2
  12%
0.5/4
          
Booot 6.2 64-bit3144   47%
35.5/76
 40%
9.5/24
            
Andscacs 0.91 64-bit3141   34%
18.5/55
 25%
1/4
            
Protector 1.9.0 64-bit 4CPU3139 38%
1.5/4
47%
28/59
               
Alfil 15.7 64-bit 4CPU3137  51%
17.5/34
 45%
10/22
             
Chiron 3.01 64-bit 4CPU3130 38%
1.5/4
50%
11/22
               
BlackMamba 2.0 64-bit 4CPU3123 50%
1/2
50%
19/38
 50%
12/24
             
Gull 3 64-bit3120   54%
28/52
 44%
15/34
41%
16.5/40
 29%
7/24
         
Elektro 1.2 64-bit 4CPU3118    55%
12/22
  38%
1.5/4
          
Sting SF 5 64-bit 4CPU3118  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
            
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
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
Hannibal 1.5 64-bit 4CPU3111  55%
5.5/10
 55%
16/29
  42%
12.5/30
          
Houdini 1.5a 64-bit3111   38%
1.5/4
 48%
25/52
31%
5.5/18
           
Andscacs 0.872 64-bit3106     39%
15/38
43%
23/54
           
Strelka 5.5 64-bit310464%
20.5/32
  48%
25/52
 55%
17.5/32
39%
12.5/32
 35%
3.5/10
         
Critter 1.6a 64-bit3101   48%
31/64
 53%
18/34
43%
20/46
 36%
8/22
         
Equinox 3.20 64-bit3096   55%
29.5/54
 44%
15/34
45%
14.5/32
           
Naum 4.6 64-bit 4CPU3096 50%
1/2
38%
3/8
 60%
6/10
  44%
11/25
          
Fritz 15 64-bit3094   52%
29/56
 46%
22/48
44%
20/45
           
Chiron 2 64-bit 4CPU3086  75%
3/4
 40%
4/10
  42%
2.5/6
          
Equinox 3.30 64-bit3086   50%
0.5/1
 33%
2/6
48%
24/50
 48%
11.5/24
         
Texel 1.05 64-bit 4CPU3085  55%
5.5/10
 50%
14.5/29
  49%
22.5/46
          
Hannibal 1.7 64-bit3081   51%
41/80
 46%
25.5/55
            
Rybka 4.1 64-bit3078   50%
0.5/1
 50%
1/2
51%
17.5/34
 54%
6.5/12
         
Rybka 4 64-bit3077   50%
26/52
 47%
38.5/82
            
Bouquet 1.8 64-bit3075   48%
25/52
 46%
17.5/38
55%
24/44
 32%
6.5/20
         
Protector 1.7.0 64-bit 4CPU3075    50%
2.5/5
  50%
10.5/21
          
Sting SF 4.8.4 64-bit3064      45%
4.5/10
  45%
4.5/10
        
Fizbo 1.7 64-bit3061     56%
19/34
58%
14/24
           
Protector 1.9.0 64-bit3059   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
         
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
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
Alfil 15.8 64-bit 4CPU3057 50%
1/2
67%
4/6
 58%
11.5/20
             
BlackMamba 2.0 64-bit3056   63%
34/54
 43%
19/44
56%
23.5/42
 46%
11/24
         
Hiarcs 14 4CPU3054 75%
1.5/2
  50%
5/10
  17%
1/6
          
Pedone 1.6 64-bit 4CPU3053100%
1/1
77%
24.5/32
                
Chiron 3.01 64-bit3052     60%
6/10
46%
15.5/34
           
Vitruvius 1.11C 64-bit3049   50%
1/2
 50%
1/2
  50%
1/2
         
Texel 1.06 64-bit3043   55%
29.5/54
 54%
38/70
56%
9/16
           
Vajolet2 2.2 64-bit 4CPU3043 75%
1.5/2
68%
13.5/20
               
Elektro 1.2 64-bit3042   50%
1/2
 50%
2/4
43%
6/14
 54%
7.5/14
         
iCE 3.0 64-bit3042   58%
39/67
 57%
39/69
53%
16/30
           
Hannibal 1.5 64-bit3040     56%
18.5/33
53%
26.5/50
 56%
18/32
50%
2/4
        
Sting SF 5 64-bit3040      44%
3.5/8
 45%
15/33
40%
8/20
        
Sting SF 8.5 64-bit3040   58%
3.5/6
 65%
6.5/10
            
Protector 1.8.0 64-bit3039      59%
6.5/11
 45%
12.5/28
         
Booot 6.0.2 64-bit3031     52%
21/40
50%
8/16
           
Laser 1.4 64-bit3026   69%
5.5/8
 56%
9/16
            
Deep Junior Yokohama 64-bit 4CPU3025 75%
1.5/2
75%
1.5/2
 81%
6.5/8
  42%
2.5/6
          
Senpai 1.0 64-bit 4CPU3024 50%
1/2
75%
1.5/2
 70%
7/10
  59%
13/22
          
Arasan 20.2 64-bit3022   38%
1.5/4
 65%
6.5/10
            
Deep Shredder 12 64-bit 4CPU3019  25%
0.5/2
 60%
6/10
  50%
3/6
          
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
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
Rybka 2.3.2a 64-bit 4CPU3018    25%
0.5/2
  75%
1.5/2
          
Spike 1.4 Leiden 4CPU3017    75%
3/4
  52%
11.5/22
          
Chiron 2 64-bit3015      67%
16/24
 50%
10/20
53%
8.5/16
        
Naum 4.6 64-bit3013   75%
1.5/2
 62%
2.5/4
57%
17/30
 50%
14.5/29
53%
8.5/16
        
Cheng 4.39 64-bit 4CPU3010 100%
2/2
50%
2/4
 61%
8.5/14
             
Protector 1.7.0 64-bit3010        45%
4.5/10
50%
10/20
        
Andscacs 0.82 64-bit3009      61%
8.5/14
 47%
7.5/16
         
Texel 1.05 64-bit3009      65%
24/37
 56%
13.5/24
44%
8/18
        
SmarThink 1.96 64-bit3007     59%
24/41
56%
10/18
           
Andscacs 0.81 64-bit3004      70%
7/10
 45%
4.5/10
         
Nemorino 3.0 64-bit2996   88%
3.5/4
 59%
9.5/16
            
SmarThink 1.97 64-bit2995100%
1/1
  67%
4/6
 62%
10/16
            
Cheng4 0.38 64-bit 4CPU2981    58%
3.5/6
  71%
24/34
          
ChessBrainVB 3.502980   75%
1.5/2
 50%
5/10
            
Pedone 1.6 64-bit2977   100%
2/2
 55%
5.5/10
            
Texel 1.04 64-bit2972         50%
6.5/13
   38%
3/8
    
Chiron 1.5 64-bit2965          29%
3.5/12
25%
2.5/10
35%
3.5/10
25%
2/8
    
Alfil 15.8 64-bit2964      71%
8.5/12
 67%
4/6
         
Andscacs 0.80 64-bit2962        58%
15/26
50%
7/14
        
Hiarcs 142962      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
    
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
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
Senpai 1.0 64-bit2962      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-bit2961     75%
4.5/6
75%
9/12
           
Pedone 1.4.1 64-bit2958     67%
4/6
66%
10.5/16
           
Fizbo 1.5 64-bit2957      62%
10/16
 55%
12/22
         
Hakkapeliitta 3.0 64-bit2954     67%
4/6
62%
17.5/28
           
Deep Sjeng c't 20102942      65%
6.5/10
  75%
1.5/2
        
Deep Shredder 12 64-bit2940      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-bit2931           25%
2.5/10
15%
1.5/10
50%
4/8
    
Cheng 4.39 64-bit2921      75%
1.5/2
 75%
15/20
         
Deep Junior Yokohama 64-bit2920      80%
8/10
 40%
4/10
56%
9.5/17
        
Deep Junior 13.3 64-bit2919          45%
4.5/10
50%
5/10
60%
6/10
25%
2/8
    
Gull 1.2 64-bit2919            25%
2.5/10
25%
2/8
    
SmarThink 1.70 64-bit2918      75%
1.5/2
 65%
6.5/10
76%
13/17
50%
2/4
       
Vajolet2 2.0 64-bit2917      100%
2/2
 80%
8/10
50%
4/8
        
Spike 1.4 Leiden2915         75%
1.5/2
40%
4/10
  12%
1/8
    
Gull 1.1 64-bit2907          40%
4/10
35%
3.5/10
      
Quazar 0.4 64-bit2906         67%
8/12
    12%
0.5/4
   
Hannibal 1.2 32-bit2905          40%
4/10
   20%
2/10
25%
2.5/10
  
DiscoCheck 5.2 64-bit2901        65%
6.5/10
65%
6.5/10
 12%
0.5/4
 25%
1/4
21%
3/14
   
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
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
Protector 1.4.0 64-bit2901           60%
6/10
 19%
1.5/8
25%
2.5/10
   
Hiarcs 13.22896              35%
3.5/10
15%
1.5/10
  
DiscoCheck 5.2.1 64-bit2895         60%
6/10
50%
7/14
       
Booot 5.2.0 64-bit2894         58%
11.5/20
56%
4.5/8
  38%
1.5/4
25%
1/4
   
Fizbo 1.31 64-bit2894         65%
13/20
39%
5.5/14
       
Spark 1.0 64-bit2893           25%
1.5/6
 38%
3/8
    
iCE 2.0 64-bit2893         65%
13/20
42%
2.5/6
       
Deuterium 14.3.34.130 64-bit2892         68%
13.5/20
32%
4.5/14
       
Cheng4 0.38 64-bit2890        65%
6.5/10
88%
7/8
        
Quazar 0.4 32-bit2880           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-bit2867         71%
10/14
50%
2/4
       
Gaviota 1.0 64-bit2860         50%
9/18
56%
4.5/8
43%
9.5/22
 50%
2/4
    
Deuterium 14.2.33.276 64-bit2857          47%
7/15
 70%
7/10
     
MinkoChess 1.3 64-bit2854           67%
8/12
  42%
5/12
   
Toga II 3.02851         86%
12/14
25%
1/4
50%
5/10
 38%
1.5/4
50%
2/4
   
Vajolet2 1.28 64-bit2847           50%
4/8
30%
3/10
50%
6/12
    
Arasan 17.4 64-bit2843         65%
6.5/10
54%
7.5/14
       
Fizbo 1.2 64-bit2834          32%
4.5/14
  75%
1.5/2
    
Zappa Mexico 64-bit2833            60%
6/10
25%
2/8
    
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
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
SmarThink 1.50 64-bit2831           50%
6/12
  33%
8/24
   
Murka 3 64-bit2824          50%
9/18
38%
4.5/12
 42%
5/12
50%
2/4
   
Rybka 1.0 64-bit2824           35%
3.5/10
 44%
3.5/8
    
Tornado 4.88 64-bit2820          45%
4.5/10
69%
5.5/8
65%
6.5/10
65%
6.5/10
    
Crafty 23.8 64-bit2812           48%
10.5/22
46%
5.5/12
 43%
6/14
35%
3.5/10
25%
0.5/2
 
Arasan 17.0 64-bit2811           70%
7/10
50%
5/10
     
Deuterium 14.1.32.119 64-bit2809           48%
10.5/22
38%
4.5/12
 55%
5.5/10
   
DiscoCheck 5.0.1 64-bit2805               50%
5.5/11
75%
1.5/2
 
Cheng4 0.36c 64-bit2799          66%
10.5/16
58%
10.5/18
59%
9.5/16
55%
5.5/10
    
Hiarcs Paderborn 20072796             75%
1.5/2
  0%
0/2
 
Loop 13.6 (Loop 2007) 64-bit2790          50%
1/2
     0%
0/2
 
Arasan 17.2 64-bit2789          0%
0/1
 67%
8/12
64%
9/14
    
Atlas 3.70em 64-bit2788          59%
9.5/16
  75%
7.5/10
    
Fizbo 1.1 64-bit2786            50%
7/14
42%
5/12
    
Arasan 16.3 64-bit2783           75%
1.5/2
  53%
18/34
12%
0.5/4
  
Glaurung 2.2 64-bit2783            75%
1.5/2
  70%
7/10
100%
2/2
 
Gaviota 0.86 64-bit2782           40%
4/10
  35%
3.5/10
50%
2/4
50%
1/2
 
Scorpio 2.7.6 64-bit2782          100%
2/2
75%
1.5/2
38%
1.5/4
 62%
2.5/4
 25%
1/4
 
EXchess 7.31b 64-bit2777          44%
7/16
  58%
7/12
    
Naraku 1.42776          50%
1/2
 25%
0.5/2
  50%
1/2
  
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
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
EXchess 7.18b 64-bit2775           56%
9/16
45%
4.5/10
 46%
6.5/14
36%
5/14
22%
3.5/16
 
Frenzee 3.5.19 64-bit2775          50%
1/2
 50%
1/2
 50%
5/10
 12%
0.5/4
 
Crafty 24.0 64-bit2772          62%
2.5/4
 67%
4/6
     
EXchess 7.26b 64-bit2772            42%
8.5/20
100%
1/1
    
Octochess r5190 64-bit2772          83%
5/6
50%
1/2
 70%
7/10
50%
5/10
31%
5/16
44%
15/34
 
Dirty 20Apr2013 64-bit2770          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-bit2766               40%
4/10
12%
0.5/4
 
BugChess2 1.9 64-bit2762          75%
1.5/2
 50%
1/2
     
Rodent 1.4 64-bit2759          68%
7.5/11
 62%
10/16
54%
7.5/14
    
GNU Chess 5.50 64-bit2758          75%
1.5/2
50%
1/2
50%
1/2
62%
5/8
 50%
2/4
38%
1.5/4
 
Bison 9.11 64-bit2755   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-bit2752          75%
1.5/2
 45%
4.5/10
50%
3/6
    
Cheng4 0.36a 64-bit2748              45%
4.5/10
44%
11.5/26
  
Arasan 16.2 64-bit2741               55%
11.5/21
38%
1.5/4
 
Rodent 1.3 64-bit2741           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
 
Deuterium 13.1.31.113 64-bit2729               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
NameEloNirvanaChess
2.4
64-bit
4CPU
NirvanaChess
2.3
64-bit
4CPU
NirvanaChess
2.2
64-bit
4CPU
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
ProDeo 1.862701          65%
6.5/10
    56%
13.5/24
 45%
4.5/10
Chessmaster 11 Conqueror2698          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-bit2691               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-bit2625   100%
1/1
             62%
2.5/4
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)
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Rating list
Testing profile
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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 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 September 21, 2019