CCRL Blitz
Downloads and Statistics
May 1, 2021
Testing summary:
Total: 2'515'858 games
played by 2'996 programs

White wins: 966'865 (38.4%)
Black wins: 774'272 (30.8%)
Draws: 774'721 (30.8%)
White score: 53.8%

Custom engine selection

Comparing 15 engines!
15 selected engines played 0 games with each other

CCRL Blitz Rating List — Custom engine selection (Quote)

Ponder off, General book up to 12 moves, up to 6 piece EGTB
Time control: From Jan 2020, equivalent to 2'+1" on an Intel i7-4770K. See the "About" page.
Computed on May 1, 2021 with Bayeselo based on 2'515'858 games
Please refer to the "about" page for comments on engine inclusion

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+
1NirvanaChess 2.4 64-bit 4CPU3222+10−1049.3%+6.645.6%3494 
91.1%
 NirvanaChess 2.3 64-bit 4CPU3210+14−1439.0%+78.345.8%1832
99.7%
 NirvanaChess 2.2 64-bit 4CPU3181+16−1640.6%+68.743.4%1284
93.0%
 NirvanaChess 2.5 64-bit3164+16−1647.5%+14.745.2%1268
100.0%
 NirvanaChess 2.4 64-bit3131+8−847.3%+23.141.7%5427
100.0%
 NirvanaChess 2.3 64-bit3097+12−1244.6%+43.640.4%2488
98.9%
 NirvanaChess 2.2 64-bit3077+13−1345.2%+38.542.8%2048
100.0%
 NirvanaChess 2.1c 64-bit3034+16−1646.9%+24.940.2%1246
100.0%
 NirvanaChess 2.0a 64-bit2974+17−1748.6%+10.737.5%1175
100.0%
 NirvanaChess 1.7 64-bit2849+15−1554.9%−39.030.4%1617
89.8%
 NirvanaChess 1.6 64-bit2834+18−1849.5%+3.933.9%1069
100.0%
 NirvanaChess 1.3 64-bit2762+18−1853.0%−19.933.9%1028
83.8%
 NirvanaChess 1.4 64-bit2750+17−1749.6%+0.032.7%1224
100.0%
 NirvanaChess 1.2 64-bit2696+17−1760.4%−76.230.7%1247
100.0%
 NirvanaChess 1.1 64-bit2499+18−1852.5%−16.227.7%1142
 

Results matrix

Custom engine selection
#NameElo123456789101112131415
1NirvanaChess 2.4 64-bit 4CPU3222               
2NirvanaChess 2.3 64-bit 4CPU3210               
3NirvanaChess 2.2 64-bit 4CPU3181               
4NirvanaChess 2.5 64-bit3164               
5NirvanaChess 2.4 64-bit3131               
6NirvanaChess 2.3 64-bit3097               
7NirvanaChess 2.2 64-bit3077               
8NirvanaChess 2.1c 64-bit3034               
9NirvanaChess 2.0a 64-bit2974               
10NirvanaChess 1.7 64-bit2849               
11NirvanaChess 1.6 64-bit2834               
12NirvanaChess 1.3 64-bit2762               
13NirvanaChess 1.4 64-bit2750               
14NirvanaChess 1.2 64-bit2696               
15NirvanaChess 1.1 64-bit2499               
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
#NameElo123456789101112131415
1NirvanaChess 2.4 64-bit 4CPU3222 91.1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2NirvanaChess 2.3 64-bit 4CPU32108.9 99.7100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3NirvanaChess 2.2 64-bit 4CPU31810.00.3 93.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
4NirvanaChess 2.5 64-bit31640.00.07.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
5NirvanaChess 2.4 64-bit31310.00.00.00.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
6NirvanaChess 2.3 64-bit30970.00.00.00.00.0 98.9100.0100.0100.0100.0100.0100.0100.0100.0
7NirvanaChess 2.2 64-bit30770.00.00.00.00.01.1 100.0100.0100.0100.0100.0100.0100.0100.0
8NirvanaChess 2.1c 64-bit30340.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0100.0100.0
9NirvanaChess 2.0a 64-bit29740.00.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0100.0
10NirvanaChess 1.7 64-bit28490.00.00.00.00.00.00.00.00.0 89.8100.0100.0100.0100.0
11NirvanaChess 1.6 64-bit28340.00.00.00.00.00.00.00.00.010.2 100.0100.0100.0100.0
12NirvanaChess 1.3 64-bit27620.00.00.00.00.00.00.00.00.00.00.0 83.8100.0100.0
13NirvanaChess 1.4 64-bit27500.00.00.00.00.00.00.00.00.00.00.016.2 100.0100.0
14NirvanaChess 1.2 64-bit26960.00.00.00.00.00.00.00.00.00.00.00.00.0 100.0
15NirvanaChess 1.1 64-bit24990.00.00.00.00.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789101112131415
1NirvanaChess 2.4 64-bit 4CPU3222 69224980199195000000000
2NirvanaChess 2.3 64-bit 4CPU3210692 1375000000000000
3NirvanaChess 2.2 64-bit 4CPU31812491375 083966400000000
4NirvanaChess 2.5 64-bit31648000 149342223616482000000
5NirvanaChess 2.4 64-bit31311990831493 16325892121211818211533
6NirvanaChess 2.3 64-bit30971950964221632 160559445530810000
7NirvanaChess 2.2 64-bit307700642365891605 1612889000000
8NirvanaChess 2.1c 64-bit30340001642125941612 137723425302100
9NirvanaChess 2.0a 64-bit2974000821214558891377 857702187106630
10NirvanaChess 1.7 64-bit2849000018300234857 1490713106010864
11NirvanaChess 1.6 64-bit28340000188102537021490 69111001250
12NirvanaChess 1.3 64-bit2762000021000187713691 143179563
13NirvanaChess 1.4 64-bit27500000150021106106011001431 4740
14NirvanaChess 1.2 64-bit26960000300063108125795474 950
15NirvanaChess 1.1 64-bit2499000030000640630950 
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
#NameElo123456789101112131415
1NirvanaChess 2.4 64-bit 4CPU3222 13.05.21.72.23.30.00.00.00.00.00.00.00.00.0
2NirvanaChess 2.3 64-bit 4CPU321013.0 44.10.00.00.00.00.00.00.00.00.00.00.00.0
3NirvanaChess 2.2 64-bit 4CPU31815.244.1 0.01.22.51.90.00.00.00.00.00.00.00.0
4NirvanaChess 2.5 64-bit31641.70.00.0 22.311.27.16.53.40.00.00.00.00.00.0
5NirvanaChess 2.4 64-bit31312.20.01.222.3 20.67.93.21.80.30.30.30.20.00.0
6NirvanaChess 2.3 64-bit30973.30.02.511.220.6 35.415.912.40.72.30.00.00.00.0
7NirvanaChess 2.2 64-bit30770.00.01.97.17.935.4 48.927.60.00.00.00.00.00.0
8NirvanaChess 2.1c 64-bit30340.00.00.06.53.215.948.9 56.98.210.90.00.90.00.0
9NirvanaChess 2.0a 64-bit29740.00.00.03.41.812.427.656.9 30.731.38.54.42.60.0
10NirvanaChess 1.7 64-bit28490.00.00.00.00.30.70.08.230.7 55.527.037.33.82.3
11NirvanaChess 1.6 64-bit28340.00.00.00.00.32.30.010.931.355.5 33.048.05.40.0
12NirvanaChess 1.3 64-bit27620.00.00.00.00.30.00.00.08.527.033.0 63.534.92.9
13NirvanaChess 1.4 64-bit27500.00.00.00.00.20.00.00.94.437.348.063.5 19.20.0
14NirvanaChess 1.2 64-bit26960.00.00.00.00.00.00.00.02.63.85.434.919.2 39.8
15NirvanaChess 1.1 64-bit24990.00.00.00.00.00.00.00.00.02.30.02.90.039.8 
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 145 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
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
Stockfish 160716 64-bit 4CPU3454 12%
6/51
12%
13/104
            
Komodo 10 64-bit 4CPU3428 17%
9/52
21%
11/52
            
Komodo 10.1 64-bit 4CPU3425 18%
9.5/52
12%
6.5/52
            
Houdini 4 64-bit 4CPU3331 29%
14.5/50
36%
18.5/52
            
Deep Shredder 13 64-bit 4CPU332222%
9/40
44%
23/52
             
Fizbo 1.9 64-bit 4CPU331932%
23.5/74
30%
15.5/52
             
Laser 1.7 64-bit3272   31%
10/32
50%
0.5/1
          
Shredder 13 64-bit3270   42%
13.5/32
31%
15/48
25%
12.5/50
         
Gull 3 64-bit 4CPU3259 40%
20/50
37%
19/52
            
Booot 6.2 64-bit 4CPU325643%
38/89
36%
21.5/59
             
Fire 4 64-bit 4CPU3255 38%
19/50
38%
19.5/52
            
Fire 5 64-bit3252    29%
14/49
24%
11.5/47
         
Equinox 3.30 64-bit 4CPU3251 43%
21.5/50
39%
20.5/52
            
Fizbo 2 64-bit3248   39%
12.5/32
36%
18.5/51
          
Chiron 4 64-bit 4CPU324247%
41.5/89
55%
28.5/52
             
Fizbo 1.9 64-bit3236    35%
17.5/50
47%
8.5/18
         
Critter 1.6a 64-bit 4CPU3232 52%
26/50
38%
19.5/52
            
Fritz 15 64-bit 4CPU322252%
17/33
48%
24/50
45%
23.5/52
            
Rybka 4.1 64-bit 4CPU3206 54%
28/52
42%
22/52
            
Pedone 2.1 64-bit3199   34%
11/32
36%
18/50
          
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
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
BlackMamba 2.0 64-bit 4CPU3196 53%
26.5/50
48%
25/52
            
Fire 4 64-bit3191     38%
7.5/20
34%
17/50
27%
13.5/50
       
Gull 3 64-bit3191      32%
15.5/49
16%
8/50
       
Arasan 22.1 64-bit3183   37%
11.5/31
49%
19.5/40
          
Fizbo 1.7 64-bit 4CPU3183 57%
28.5/50
47%
24.5/52
            
Andscacs 0.91 64-bit3176    36%
18/50
26%
13/50
         
Combusken 1.4.0 64-bit3169   52%
16.5/32
45%
14/31
          
Booot 6.2 64-bit3168    46%
23.5/51
42%
21/50
         
Chiron 4 64-bit3164   36%
11.5/32
54%
27.5/51
38%
19/50
         
Demolito 2020-10-10 64-bit3161   62%
20/32
54%
27/50
          
Equinox 3.30 64-bit3161      42%
20/48
38%
19/50
       
Critter 1.6a 64-bit3156   55%
17.5/32
40%
20/50
 35%
17.5/50
33%
16.5/50
       
Wasp 4.0 64-bit3155   55%
17.5/32
38%
19/50
          
Fritz 15 64-bit3145    46%
22.5/49
45%
21/47
41%
26.5/64
        
Strelka 5.5 64-bit314069%
27.5/40
60%
37/62
52%
16.5/32
            
Orion 0.8 64-bit3138   55%
17.5/32
50%
15.5/31
          
Protector 1.9.0 64-bit 4CPU313070%
28/40
 69%
36/52
            
Fizbo 1.7 64-bit3129     53%
47/89
44%
22/50
        
Vajolet2 2.8 64-bit3128   53%
17/32
52%
26/50
          
Koivisto 4.0 64-bit3118   47%
14/30
56%
18/32
          
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
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
Minic 2.53 64-bit3116   50%
16/32
58%
29/50
          
Texel 1.07 64-bit3114   61%
19.5/32
54%
33.5/62
          
Hannibal 1.7 64-bit311050%
24/48
  47%
15/32
51%
27/53
53%
26.5/50
         
Rybka 4.1 64-bit3110   58%
18.5/32
17%
0.5/3
39%
18.5/48
44%
21/48
43%
21.5/50
35%
17.5/50
      
iCE 4.0 64-bit3108   69%
22/32
48%
15.5/32
          
Chiron 3.01 64-bit3095     46%
22.5/49
50%
25/50
        
Texel 1.06 64-bit3095    60%
30/50
56%
27/48
55%
23/42
        
Andscacs 0.86 64-bit3092     51%
25/49
49%
24.5/50
        
Protector 1.9.0 64-bit3088   67%
21.5/32
59%
30/51
49%
43/88
55%
23/42
        
Seer 1.2.1 64-bit3086   64%
20.5/32
42%
13/31
          
Senpai 2.0 64-bit3085   58%
18.5/32
52%
32.5/63
          
iCE 3.0 64-bit3081  70%
22.5/32
 55%
28/51
52%
46/88
52%
16.5/32
        
Deep Fritz 14 64-bit 1CPU3078      58%
29/50
47%
23/49
30%
15/50
      
Texel 1.05 64-bit3053      62%
31/50
45%
22.5/50
47%
23.5/50
      
Hannibal 1.5 64-bit3049     52%
46/88
51%
24.5/48
37%
18.5/50
39%
19.5/50
      
Booot 6.0.2 64-bit3040     60%
24/40
56%
22.5/40
        
Protector 1.7.0 64-bit3039       57%
28.5/50
37%
18.5/50
      
Chiron 2 64-bit3038      50%
24.5/49
59%
29.5/50
41%
20/49
      
Laser 1.4 64-bit3037    65%
32/49
53%
17/32
         
Pedone 1.6 64-bit3033    67%
34/51
65%
32.5/50
         
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
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
Alfil 15.7 64-bit3031     58%
28.5/49
53%
26/49
58%
18.5/32
       
Naum 4.6 64-bit3031    70%
35/50
56%
49.5/88
48%
23.5/49
47%
23.5/50
35%
17.5/50
      
SmarThink 1.97 64-bit303180%
38.5/48
   61%
30.5/50
61%
30/49
         
Andscacs 0.82 64-bit3030      60%
30/50
47%
14.5/31
       
SmarThink 1.96 64-bit3026     62%
53/86
50%
25/50
        
Senpai 1.0 64-bit3007      58%
29/50
59%
29.5/50
43%
20.5/48
      
Texel 1.04 64-bit2997        53%
26.5/50
19%
9/48
     
Pedone 1.4.1 64-bit2988     59%
23.5/40
61%
38/62
        
Hiarcs 142985      73%
36.5/50
59%
29.5/50
52%
26/50
      
Nemorino 2.00 64-bit2985    74%
35.5/48
71%
22/31
         
Hakkapeliitta 3.0 64-bit2984      57%
28.5/50
53%
17/32
       
Fizbo 1.5 64-bit2983      73%
36.5/50
64%
30.5/48
       
Andscacs 0.80 64-bit2959       62%
20/32
53%
26.5/50
      
Deep Shredder 12 64-bit2955      67%
32/48
59%
19/32
54%
27/50
      
Cheng 4.39 64-bit2942    0%
0/1
  59%
19/32
       
Spark 1.0 64-bit2926       48%
15/31
48%
15.5/32
25%
4/16
33%
10.5/32
 14%
1/7
  
iCE 2.0 64-bit2924       61%
19.5/32
61%
19.5/32
43%
6.5/15
36%
11.5/32
    
Booot 5.2.0 64-bit2922     83%
40.5/49
 72%
21.5/30
55%
17.5/32
20%
2/10
39%
12.5/32
    
Fizbo 1.31 64-bit2922       62%
20/32
47%
15/32
31%
10/32
     
Spike 1.4 Leiden2920       59%
19/32
73%
23.5/32
47%
7.5/16
42%
13.5/32
    
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
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
DiscoCheck 5.2 64-bit2915         34%
13/38
36%
11.5/32
    
DiscoCheck 5.2.1 64-bit2913    100%
1/1
   69%
21.5/31
53%
17/32
     
Quazar 0.4 64-bit2901    50%
1/2
   62%
20/32
48%
23/48
31%
10/32
25%
2.5/10
   
Deep Junior Yokohama 64-bit2897        52%
16.5/32
 33%
10.5/32
    
Thinker 5.4d Inert 64-bit2884        64%
20.5/32
45%
17/38
55%
17.5/32
    
Murka 3 64-bit2882        48%
15.5/32
40%
17/42
38%
12/32
41%
13/32
   
Toga II 3.02875         46%
17.5/38
 15%
1.5/10
   
Gaviota 1.0 64-bit2871        62%
20/32
51%
24.5/48
50%
16/32
    
MinkoChess 1.3 64-bit2869        69%
21.5/31
43%
20/46
42%
13.5/32
33%
10.5/32
21%
1.5/7
33%
10.5/32
 
Nemo 1.0.1 64-bit2858    100%
1/1
   66%
21/32
58%
28/48
45%
14/31
40%
4/10
38%
12/32
  
Zappa Mexico II 64-bit2846    100%
1/1
    51%
19/37
64%
20.5/32
 53%
17/32
  
SmarThink 1.50 64-bit2844         40%
4/10
48%
15.5/32
 33%
10.5/32
  
Deuterium 14.2.33.276 64-bit2843         49%
26.5/54
50%
5/10
    
Onno 1.2.70 64-bit2842          36%
11.5/32
 33%
10.5/32
  
SmarThink 1.60 64-bit2839         42%
2.5/6
54%
15/28
    
Vajolet2 1.28 64-bit2838         55%
26.5/48
55%
17.5/32
 39%
12.5/32
  
Crafty 23.8 64-bit2825         45%
13.5/30
56%
18/32
37%
14.5/39
40%
12/30
  
Cheng4 0.36c 64-bit2820         51%
24.5/48
48%
15.5/32
 38%
12/32
  
Deuterium 14.1.32.119 64-bit2819          56%
18/32
 36%
11.5/32
  
Scorpio 2.7.6 64-bit2816    100%
1/1
    49%
23.5/48
 45%
4.5/10
   
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
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
Tornado 4.88 64-bit2810         34%
5.5/16
48%
15.5/32
 50%
3.5/7
  
Gaviota 0.86 64-bit2799           48%
15.5/32
42%
16/38
35%
14/40
 
Ktulu 92781    75%
1.5/2
     63%
19.5/31
44%
14/32
36%
11.5/32
  
Octochess r5190 64-bit2780         57%
31/54
52%
16.5/32
40%
4/10
52%
16.5/32
  
Bright 0.5c2772          59%
19/32
 48%
15.5/32
  
Twisted Logic 20090922 64-bit2771          55%
17.5/32
52%
16/31
44%
14.5/33
  
Frenzee 3.5.19 64-bit2769         61%
33/54
52%
16.5/32
53%
27.5/52
53%
17/32
  
Jonny 4.002763         55%
21/38
61%
19/31
50%
12/24
45%
20.5/46
  
Rodent 1.3 64-bit2763         70%
7/10
  54%
6.5/12
  
Dirty 20Apr2013 64-bit2761         75%
7.5/10
75%
24/32
54%
22/41
46%
13/28
43%
12.5/29
 
BugChess2 1.9 64-bit2760         76%
36.5/48
53%
17/32
47%
15/32
46%
18/39
  
ProDeo 1.872752         69%
25.5/37
  50%
16/32
  
Andscacs 0.64 64-bit2741         80%
8/10
65%
6.5/10
    
Chronos 1.9.9 64-bit2740           50%
16/32
44%
14/32
55%
17.5/32
 
Octochess r5132 64-bit2736           52%
16.5/32
 44%
14/32
 
Arasan 16.2 64-bit2727           53%
17/32
58%
18.5/32
60%
18.5/31
 
Deuterium 13.1.31.113 64-bit2721           61%
30.5/50
 45%
14.5/32
 
iCE 1.0 64-bit2721           55%
17/31
 42%
13.5/32
28%
9/32
Bobcat 3.25 64-bit2713           67%
21.5/32
52%
16.5/32
50%
16/32
 
Chess Tiger 2007.12713           55%
17.5/32
47%
15/32
53%
17/32
 
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
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
Cheng4 0.35a 64-bit2711           63%
19/30
 50%
16/32
 
Atlas 3.60 64-bit2703         78%
25/32
 61%
19.5/32
67%
26/39
  
RedQueen 1.1.4 64-bit2690           66%
21/32
54%
25/46
  
Delfi 5.42683    100%
1/1
      53%
17/32
50%
16/32
  
Vajolet 2.482667           64%
20.5/32
59%
19/32
37%
11.5/31
 
Alaric 7072663           69%
22/32
58%
18.5/32
  
Nebula 2.0 64-bit2655           66%
21/32
75%
24/32
  
Djinn 1.010 64-bit2652         81%
25/31
  59%
19/32
  
Pawny 1.0 64-bit2648           53%
17/32
55%
17.5/32
  
Colossus 2008b2642           67%
21.5/32
59%
19/32
  
Glass 2.0 64-bit2614         77%
24.5/32
    39%
12.5/32
Petir 4.9999992556             63%
19.5/31
58%
18.5/32
The Baron 2.23 64-bit2555             62%
20/32
50%
16/32
Anaconda 2.0.12545             77%
24/31
29%
9/31
Rebel Century2543             73%
23.5/32
56%
18/32
nanoSzachy 4.0 64-bit2543             78%
25/32
28%
9/32
Ufim 8.022541             52%
16.5/32
41%
13/32
AnMon 5.752538             64%
20.5/32
41%
13/32
DanaSah 4.882534             62%
20/32
29%
7.5/26
Hermann 2.8 64-bit2532             67%
21.5/32
36%
11.5/32
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
2.3
64-bit
NirvanaChess
2.2
64-bit
NirvanaChess
2.1c
64-bit
NirvanaChess
2.0a
64-bit
NirvanaChess
1.7
64-bit
NirvanaChess
1.6
64-bit
NirvanaChess
1.3
64-bit
NirvanaChess
1.4
64-bit
NirvanaChess
1.2
64-bit
NirvanaChess
1.1
64-bit
Pepito 1.59.2 64-bit2521             77%
24/31
41%
13/32
Green Light Chess 3.01.2.22506    100%
1/1
        83%
26.5/32
47%
15/32
Little Goliath Evolution 3.122503             70%
22.5/32
42%
13.5/32
Yace 0.99.872502             78%
25/32
61%
19.5/32
Trace 1.37a2499             80%
25.5/32
48%
15.5/32
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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Created in 2005-2013 by CCRL team
Last games added on May 1, 2021