CCRL Blitz
Downloads and Statistics
May 15, 2021
Testing summary:
Total: 2'526'227 games
played by 3'011 programs

White wins: 970'445 (38.4%)
Black wins: 776'698 (30.7%)
Draws: 779'084 (30.8%)
White score: 53.8%

Custom engine selection

Comparing 14 engines!
14 selected engines played 30 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 15, 2021 with Bayeselo based on 2'526'227 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+
1Laser 1.7 64-bit 4CPU3363+9−945.7%+30.652.0%4000 
100.0%
 Laser 1.6 64-bit 4CPU3274+17−1747.5%+20.452.5%1116
53.7%
 Laser 1.7 64-bit3273+8−848.2%+14.448.8%4929
100.0%
 Laser 1.6 64-bit3188+14−1446.6%+23.546.6%1546
93.2%
 Laser 1.5 64-bit 4CPU3170+19−1950.3%+4.737.4%1000
100.0%
 Laser 1.5 64-bit3096+12−1248.0%+15.242.7%2161
68.4%
 Laser 1.4 64-bit 4CPU3090+19−1948.4%+11.741.1%909
100.0%
 Laser 1.4 64-bit3037+15−1549.3%+4.041.8%1506
100.0%
 Laser 1.3 64-bit2951+13−1353.0%−22.332.2%2065
100.0%
 Laser 1.2 64-bit2868+16−1651.0%−6.838.9%1287
100.0%
 Laser 1.1 64-bit2790+19−1954.1%−28.435.9%922
100.0%
 Laser 1.0 64-bit2728+20−2050.2%−3.237.0%832
100.0%
 Laser 0.2 64-bit2613+18−1853.6%−23.736.0%989
100.0%
 Laser 0.1 64-bit2374+19−1948.1%+12.829.6%919
 

Results matrix

Custom engine selection
#NameElo1234567891011121314
1Laser 1.7 64-bit 4CPU3363              
2Laser 1.6 64-bit 4CPU3274              
3Laser 1.7 64-bit3273              
4Laser 1.6 64-bit3188              
5Laser 1.5 64-bit 4CPU3170      19 − 11
+14−6=10
+11
       
6Laser 1.5 64-bit3096              
7Laser 1.4 64-bit 4CPU3090    11 − 19
+6−14=10
−11
         
8Laser 1.4 64-bit3037              
9Laser 1.3 64-bit2951              
10Laser 1.2 64-bit2868              
11Laser 1.1 64-bit2790              
12Laser 1.0 64-bit2728              
13Laser 0.2 64-bit2613              
14Laser 0.1 64-bit2374              
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
#NameElo1234567891011121314
1Laser 1.7 64-bit 4CPU3363 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Laser 1.6 64-bit 4CPU32740.0 53.7100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Laser 1.7 64-bit32730.046.3 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Laser 1.6 64-bit31880.00.00.0 93.2100.0100.0100.0100.0100.0100.0100.0100.0100.0
5Laser 1.5 64-bit 4CPU31700.00.00.06.8 100.0100.0100.0100.0100.0100.0100.0100.0100.0
6Laser 1.5 64-bit30960.00.00.00.00.0 68.4100.0100.0100.0100.0100.0100.0100.0
7Laser 1.4 64-bit 4CPU30900.00.00.00.00.031.6 100.0100.0100.0100.0100.0100.0100.0
8Laser 1.4 64-bit30370.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0100.0
9Laser 1.3 64-bit29510.00.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0
10Laser 1.2 64-bit28680.00.00.00.00.00.00.00.00.0 100.0100.0100.0100.0
11Laser 1.1 64-bit27900.00.00.00.00.00.00.00.00.00.0 100.0100.0100.0
12Laser 1.0 64-bit27280.00.00.00.00.00.00.00.00.00.00.0 100.0100.0
13Laser 0.2 64-bit26130.00.00.00.00.00.00.00.00.00.00.00.0 100.0
14Laser 0.1 64-bit23740.00.00.00.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567891011121314
1Laser 1.7 64-bit 4CPU3363 1261306090000000000
2Laser 1.6 64-bit 4CPU32741261 0024102720000000
3Laser 1.7 64-bit32733060 12459372604221830000
4Laser 1.6 64-bit3188001245 93112806371430000
5Laser 1.5 64-bit 4CPU3170902419393 1323640000000
6Laser 1.5 64-bit3096007261128132 0136033496693
7Laser 1.4 64-bit 4CPU30900272003640 747900000
8Laser 1.4 64-bit3037004226370136074 120914212900
9Laser 1.3 64-bit29510018140334791209 149142121630
10Laser 1.2 64-bit286800330901421491 85240700
11Laser 1.1 64-bit2790000006012421852 121200
12Laser 1.0 64-bit2728000006092164071212 1280
13Laser 0.2 64-bit261300000900300128 0
14Laser 0.1 64-bit23740000030000000 
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
#NameElo1234567891011121314
1Laser 1.7 64-bit 4CPU3363 24.63.40.01.80.00.00.00.00.00.00.00.00.0
2Laser 1.6 64-bit 4CPU327424.6 0.00.011.40.013.40.00.00.00.00.00.00.0
3Laser 1.7 64-bit32733.40.0 19.21.610.20.06.60.30.00.00.00.00.0
4Laser 1.6 64-bit31880.00.019.2 3.730.40.020.90.40.10.00.00.00.0
5Laser 1.5 64-bit 4CPU31701.811.41.63.7 4.219.10.00.00.00.00.00.00.0
6Laser 1.5 64-bit30960.00.010.230.44.2 0.037.17.90.30.20.20.30.1
7Laser 1.4 64-bit 4CPU30900.013.40.00.019.10.0 3.12.70.00.00.00.00.0
8Laser 1.4 64-bit30370.00.06.620.90.037.13.1 33.95.10.50.40.00.0
9Laser 1.3 64-bit29510.00.00.30.40.07.92.733.9 44.514.17.50.10.0
10Laser 1.2 64-bit28680.00.00.00.10.00.30.05.144.5 38.619.20.00.0
11Laser 1.1 64-bit27900.00.00.00.00.00.20.00.514.138.6 69.10.00.0
12Laser 1.0 64-bit27280.00.00.00.00.00.20.00.47.519.269.1 7.00.0
13Laser 0.2 64-bit26130.00.00.00.00.00.30.00.00.10.00.07.0 0.0
14Laser 0.1 64-bit23740.00.00.00.00.00.10.00.00.00.00.00.00.0 
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 117 common opponents

Custom engine selection
NameEloLaser
1.7
64-bit
4CPU
Laser
1.6
64-bit
4CPU
Laser
1.7
64-bit
Laser
1.6
64-bit
Laser
1.5
64-bit
4CPU
Laser
1.5
64-bit
Laser
1.4
64-bit
4CPU
Laser
1.4
64-bit
Laser
1.3
64-bit
Laser
1.2
64-bit
Laser
1.1
64-bit
Laser
1.0
64-bit
Laser
0.2
64-bit
Laser
0.1
64-bit
Stockfish 10 64-bit 4CPU354723%
24.5/108
17%
9.5/56
            
Stockfish 10 64-bit3491  0%
0/1
9%
6/64
          
Houdini 6 64-bit3443  0%
0/1
0%
0/1
12%
3.5/30
0%
0/1
        
Komodo 12.3 MCTS 64-bit 4CPU340840%
64/162
29%
13.5/47
            
Ethereal 11.25 64-bit 4CPU339153%
23.5/44
36%
11.5/32
            
Andscacs 0.95 64-bit 4CPU333554%
58.5/109
37%
26/71
            
Fire 7.1 64-bit3334  37%
49.5/135
  20%
8/40
        
Komodo 12.3 MCTS 64-bit3324  38%
24/64
25%
25/100
          
Stoofvlees II a10 GTX980Ti331658%
29/50
 43%
18/42
           
Halogen 10 64-bit 4CPU329059%
64.5/110
 43%
45/104
           
Fire 6.1 64-bit3288    28%
8.5/30
21%
7/34
        
Schooner 2.0.34 64-bit 4CPU327570%
75/107
42%
18.5/44
            
Shredder 13 64-bit3270  53%
33.5/63
38%
24/64
37%
11/30
31%
10/32
        
RubiChess 1.6 64-bit 4CPU326264%
46/72
50%
15/30
            
Booot 6.3.1 64-bit3255  53%
33.5/63
36%
23/64
          
Equinox 3.30 64-bit 4CPU325168%
45/66
52%
26/50
            
Fizbo 2 64-bit3248  58%
37/64
51%
32.5/64
 27%
8.5/32
 14%
7/50
      
Xiphos 0.4.18 64-bit3243  52%
33.5/64
34%
21.5/63
          
Chiron 4 64-bit 4CPU324271%
47/66
63%
31.5/50
  22%
6.5/30
         
Fizbo 1.9 64-bit3236       0%
0/1
50%
0.5/1
     
NameEloLaser
1.7
64-bit
4CPU
Laser
1.6
64-bit
4CPU
Laser
1.7
64-bit
Laser
1.6
64-bit
Laser
1.5
64-bit
4CPU
Laser
1.5
64-bit
Laser
1.4
64-bit
4CPU
Laser
1.4
64-bit
Laser
1.3
64-bit
Laser
1.2
64-bit
Laser
1.1
64-bit
Laser
1.0
64-bit
Laser
0.2
64-bit
Laser
0.1
64-bit
Critter 1.6a 64-bit 4CPU323267%
73.5/109
64%
32.5/51
            
Hannibal 1.7 64-bit 4CPU322370%
29.5/42
65%
33/51
            
NirvanaChess 2.4 64-bit 4CPU3221 60%
30.5/51
    28%
11/40
       
Andscacs 0.93 64-bit3203    47%
14/30
50%
0.5/1
        
Andscacs 0.921 64-bit3201     44%
14/32
 16%
5/32
      
Schooner 2.0.34 64-bit3193  56%
75.5/134
50%
16/32
          
Texel 1.07 64-bit 4CPU3192 60%
30.5/51
  43%
13/30
 18%
7/40
       
Senpai 2.0 64-bit 4CPU3177 60%
30/50
  45%
13.5/30
 34%
13.5/40
       
Booot 6.2 64-bit3168     37%
19/51
 29%
9.5/33
      
Chiron 4 64-bit3164  70%
93.5/134
51%
33/65
 38%
19.5/51
 39%
13/33
0%
0/1
     
Critter 1.6a 64-bit3156  75%
48/64
51%
32.5/64
 37%
18.5/50
 23%
7.5/32
      
Ethereal 10.00 64-bit3144   51%
32.5/64
 39%
37.5/96
        
Deep Fritz 14 64-bit 4CPU3143    58%
29/50
 45%
17.5/39
       
Xiphos 0.3 64-bit3137   59%
38/64
 42%
51/122
        
NirvanaChess 2.4 64-bit3132  50%
0.5/1
61%
39.5/65
 43%
21.5/50
 35%
17/49
      
Nemorino 5.00 64-bit3116  0%
0/1
61%
43.5/71
          
Texel 1.07 64-bit3114   67%
43/64
 51%
25.5/50
 31%
15.5/50
      
Rybka 4.1 64-bit3111  100%
1/1
  51%
25.5/50
 50%
6/12
      
Hannibal 1.7 64-bit3110  73%
51.5/71
59%
38/64
 47%
24/51
 41%
13/32
0%
0/2
0%
0/1
    
Pedone 1.8 64-bit3107  50%
0.5/1
65%
20/31
          
NameEloLaser
1.7
64-bit
4CPU
Laser
1.6
64-bit
4CPU
Laser
1.7
64-bit
Laser
1.6
64-bit
Laser
1.5
64-bit
4CPU
Laser
1.5
64-bit
Laser
1.4
64-bit
4CPU
Laser
1.4
64-bit
Laser
1.3
64-bit
Laser
1.2
64-bit
Laser
1.1
64-bit
Laser
1.0
64-bit
Laser
0.2
64-bit
Laser
0.1
64-bit
Texel 1.06 64-bit3095       38%
12/32
19%
7.5/40
     
Protector 1.9.0 64-bit3088  50%
0.5/1
0%
0/1
 54%
27.5/51
 33%
10.5/32
19%
7/37
     
Senpai 2.0 64-bit3086  50%
0.5/1
  49%
25/51
 47%
28.5/61
      
Vajolet2 2.6 64-bit3085  100%
1/1
  51%
72/141
        
iCE 3.0 64-bit3081  100%
1/1
  51%
25.5/50
  34%
13/38
     
Nemorino 4.00 64-bit3067     53%
26.5/50
 48%
29.5/61
      
Arasan 21.0 64-bit3066   50%
0.5/1
 54%
91.5/171
        
Arasan 20.3 64-bit3053     67%
33.5/50
 48%
29.5/62
      
Crafty 25.2 64-bit 4CPU3053    77%
23/30
 48%
21.5/45
       
SmarThink 1.98 64-bit3045   100%
1/1
 56%
44.5/80
        
Pedone 1.6 64-bit3033     65%
20/31
 50%
24.5/49
      
Naum 4.6 64-bit3031     66%
21/32
 56%
18/32
45%
14.5/32
     
SmarThink 1.97 64-bit3031     62%
20/32
 56%
18/32
44%
13.5/31
     
Hakkapeliitta TCEC v2 64-bit3021  100%
1/1
0%
0/1
 53%
16/30
 100%
1/1
      
Pedone 1.5 64-bit3021       58%
19/33
47%
17/36
     
Senpai 1.0 64-bit3007       48%
15.5/32
30%
12/40
     
ChessBrainVB 3.682986   100%
1/1
 100%
1/1
        
Hakkapeliitta 3.0 64-bit2985      78%
33.5/43
55%
17/31
42%
15/36
     
Hiarcs 142985       44%
14/32
41%
13/32
     
Nemorino 2.00 64-bit2985       58%
17.5/30
46%
55.5/121
     
NameEloLaser
1.7
64-bit
4CPU
Laser
1.6
64-bit
4CPU
Laser
1.7
64-bit
Laser
1.6
64-bit
Laser
1.5
64-bit
4CPU
Laser
1.5
64-bit
Laser
1.4
64-bit
4CPU
Laser
1.4
64-bit
Laser
1.3
64-bit
Laser
1.2
64-bit
Laser
1.1
64-bit
Laser
1.0
64-bit
Laser
0.2
64-bit
Laser
0.1
64-bit
Vajolet2 2.3 64-bit2983       52%
17/33
47%
15/32
     
Bobcat 8.0 64-bit2961     50%
0.5/1
 67%
22/33
40%
31/77
     
Wasp 2.00 64-bit2946       68%
20.5/30
56%
18/32
     
Cheng 4.39 64-bit2943       56%
18/32
50%
16/32
     
Crafty 25.2 64-bit2934     100%
1/1
 50%
0.5/1
56%
22.5/40
53%
26/49
    
Spark 1.0 64-bit2926  100%
1/1
  75%
1.5/2
 78%
25/32
50%
16/32
     
Wasp 1.25 64-bit2926        57%
53.5/94
45%
22.5/50
    
Spike 1.4 Leiden2920       67%
21.5/32
52%
16.5/32
47%
14.5/31
    
EXchess 7.97b 64-bit2917     100%
1/1
 100%
1/1
58%
60/104
     
DiscoCheck 5.2.1 64-bit2913       72%
23/32
69%
25.5/37
41%
13/32
    
Rodent III 0.172 64-bit2909       64%
20.5/32
64%
20.5/32
     
Rodent II 0.9.64 64-bit2906        54%
51.5/95
40%
20/50
    
Nemorino 1.02 64-bit2902        60%
57/95
43%
21/49
    
Quazar 0.4 64-bit2901        53%
31.5/59
39%
12.5/32
    
Daydreamer 2.0.0-pre2 64-bit2891     100%
1/1
 100%
1/1
 45%
13/29
    
Deuterium 14.3.34.130 64-bit2883        68%
24.5/36
50%
15.5/31
    
Murka 3 64-bit2883        49%
29/59
35%
10.5/30
    
Atlas 3.80 64-bit2875        68%
27/40
41%
13/32
    
Gaviota 1.0 64-bit2871        61%
22/36
39%
12/31
    
DisasterArea 1.65 64-bit2869       100%
1/1
60%
55.5/92
50%
14.5/29
    
NameEloLaser
1.7
64-bit
4CPU
Laser
1.6
64-bit
4CPU
Laser
1.7
64-bit
Laser
1.6
64-bit
Laser
1.5
64-bit
4CPU
Laser
1.5
64-bit
Laser
1.4
64-bit
4CPU
Laser
1.4
64-bit
Laser
1.3
64-bit
Laser
1.2
64-bit
Laser
1.1
64-bit
Laser
1.0
64-bit
Laser
0.2
64-bit
Laser
0.1
64-bit
Dirty 3Nov2015 64-bit2868        100%
2/2
52%
15.5/30
    
Dirty 30Apr2017 64-bit2865       50%
0.5/1
67%
19.5/29
     
Rodent II 0.9.33 64-bit2864         62%
20/32
55%
17.5/32
   
Nemo 1.0.1 64-bit2858         53%
17/32
31%
10/32
   
Zappa Mexico II 64-bit2847       100%
1/1
 52%
16.5/32
55%
17.5/32
   
Onno 1.2.70 64-bit2842         64%
20.5/32
47%
15/32
   
Tornado 8.0 64-bit2829   100%
1/1
    50%
0.5/1
     
DisasterArea 1.542811          42%
13.5/32
36%
11.5/32
  
Tornado 7.0 64-bit2810         58%
18.5/32
47%
15/32
42%
13.5/32
  
GNU Chess 5.60 64-bit2809         61%
19.5/32
39%
12.5/32
30%
9.5/32
  
Rhetoric 1.4.3 64-bit2808        82%
32/39
69%
22/32
48%
15.5/32
   
Loop 13.6 (Loop 2007) 64-bit2796         56%
18/32
50%
16/32
   
Octochess r5190 64-bit2781        75%
27/36
59%
19/32
31%
10/32
45%
14.5/32
  
The Baron 3.29 64-bit2773         76%
23.5/31
56%
18/32
56%
18/32
  
Bright 0.5c2772         60%
18.5/31
53%
17/32
34%
11/32
  
Twisted Logic 20090922 64-bit2771          48%
15.5/32
48%
15.5/32
  
Frenzee 3.5.19 64-bit2769       100%
1/1
  55%
17.5/32
44%
14/32
  
Pawny 1.2 64-bit2767        81%
29/36
71%
22/31
62%
18.5/30
   
Jonny 4.002764     100%
1/1
 100%
1/1
76%
28/37
 45%
14.5/32
44%
14/32
  
BugChess2 1.9 64-bit2760        0%
0/1
 61%
19.5/32
36%
11.5/32
  
NameEloLaser
1.7
64-bit
4CPU
Laser
1.6
64-bit
4CPU
Laser
1.7
64-bit
Laser
1.6
64-bit
Laser
1.5
64-bit
4CPU
Laser
1.5
64-bit
Laser
1.4
64-bit
4CPU
Laser
1.4
64-bit
Laser
1.3
64-bit
Laser
1.2
64-bit
Laser
1.1
64-bit
Laser
1.0
64-bit
Laser
0.2
64-bit
Laser
0.1
64-bit
Amoeba 2.0 64-bit2756        84%
28.5/34
65%
32.5/50
    
Tucano 6.00 64-bit2751        79%
27.5/35
62%
18.5/30
47%
15/32
62%
20/32
  
Chronos 1.9.9 64-bit2740       100%
1/1
50%
0.5/1
 58%
18/31
44%
14/32
  
Zurichess Graubuenden 64-bit2725        79%
28.5/36
 66%
21/32
   
Cheese 1.8 64-bit2690        50%
0.5/1
 80%
25.5/32
53%
17/32
  
Delfi 5.42684          61%
19.5/32
55%
17.5/32
  
RedQueen 1.1.97 64-bit2681          66%
21/32
55%
17.5/32
  
Pawny 1.1 64-bit2675          66%
21/32
53%
17/32
  
Djinn 1.021 64-bit2674          61%
19/31
61%
19.5/32
  
Daydreamer 1.75 64-bit2673         72%
6.5/9
70%
21/30
56%
18/32
  
Alaric 7072663     100%
1/1
  100%
1/1
 66%
21/32
64%
20.5/32
  
Cheese 1.7 64-bit2656           59%
19/32
36%
11.5/32
 
Nebula 2.0 64-bit2655           61%
19.5/32
39%
12.5/32
 
Sjakk 2.2 64-bit2638     100%
1/1
  100%
1/1
   50%
15.5/31
 
Rotor 0.82612     100%
1/1
      47%
15/32
 
Fridolin 2.00 64-bit2538     100%
1/1
      70%
22.5/32
 
Snitch 1.6.2 32-bit2418     100%
1/1
       50%
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%

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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 May 15, 2021