CCRL Blitz
Downloads and Statistics
September 12, 2020
Testing summary:
Total: 2'366'525 games
played by 2'795 programs

White wins: 911'830 (38.5%)
Black wins: 733'599 (31.0%)
Draws: 721'096 (30.5%)
White score: 53.8%

Custom engine selection

Comparing 13 engines!
13 selected engines played 15 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 September 12, 2020 with Bayeselo based on 2'366'525 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 300 games or more. Normal font - less than 300 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1Gull 3 64-bit 4CPU3259+9−946.1%+25.444.9%4857 
56.9%
 Gull 2.8b 64-bit 4CPU3257+21−2170.1%−147.234.7%849
82.8%
 Gull 2.3 64-bit 4CPU3244+17−1763.8%−101.543.5%1137
93.9%
 Gull 2.2 64-bit 4CPU3224+20−2067.9%−132.336.8%945
65.1%
 Roc 0.3 64-bit3218+22−2253.6%−23.834.8%693
63.3%
 Gull 3.1 64-bit 4CPU3213+17−1840.9%+68.143.6%1090
98.2%
 Gull 3 64-bit3191+9−945.7%+33.239.2%5318
54.7%
 Gull 3.1 64-bit3190+15−1550.4%+4.944.1%1505
100.0%
 Gull 2.1 64-bit3098+13−1352.0%−17.246.3%1976
98.6%
 Gull 2.2 64-bit3074+17−1746.5%+19.348.4%1047
100.0%
 Gull 1.2 64-bit2950+15−1556.0%−42.735.5%1611
75.8%
 Gull 1.1 64-bit2943+12−1246.8%+21.634.6%2343
73.5%
 Gull 1.0a 64-bit2938+12−1256.5%−57.731.5%2724
 

Results matrix

Custom engine selection
#NameElo12345678910111213
1Gull 3 64-bit 4CPU3259             
2Gull 2.8b 64-bit 4CPU3257             
3Gull 2.3 64-bit 4CPU3244             
4Gull 2.2 64-bit 4CPU3224             
5Roc 0.3 64-bit3218             
6Gull 3.1 64-bit 4CPU3213             
7Gull 3 64-bit3191             
8Gull 3.1 64-bit3190             
9Gull 2.1 64-bit3098             
10Gull 2.2 64-bit3074             
11Gull 1.2 64-bit2950             
12Gull 1.1 64-bit2943            9.5 − 5.5
+6−2=7
+73
13Gull 1.0a 64-bit2938           5.5 − 9.5
+2−6=7
−73
 
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
#NameElo12345678910111213
1Gull 3 64-bit 4CPU3259 56.993.699.9100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Gull 2.8b 64-bit 4CPU325743.1 82.898.999.499.9100.0100.0100.0100.0100.0100.0100.0
3Gull 2.3 64-bit 4CPU32446.417.2 93.996.599.3100.0100.0100.0100.0100.0100.0100.0
4Gull 2.2 64-bit 4CPU32240.11.16.1 65.178.999.899.6100.0100.0100.0100.0100.0
5Roc 0.3 64-bit32180.00.63.534.9 63.398.697.9100.0100.0100.0100.0100.0
6Gull 3.1 64-bit 4CPU32130.00.10.721.136.7 98.296.9100.0100.0100.0100.0100.0
7Gull 3 64-bit31910.00.00.00.21.41.8 54.7100.0100.0100.0100.0100.0
8Gull 3.1 64-bit31900.00.00.00.42.13.145.3 100.0100.0100.0100.0100.0
9Gull 2.1 64-bit30980.00.00.00.00.00.00.00.0 98.6100.0100.0100.0
10Gull 2.2 64-bit30740.00.00.00.00.00.00.00.01.4 100.0100.0100.0
11Gull 1.2 64-bit29500.00.00.00.00.00.00.00.00.00.0 75.889.9
12Gull 1.1 64-bit29430.00.00.00.00.00.00.00.00.00.024.2 73.5
13Gull 1.0a 64-bit29380.00.00.00.00.00.00.00.00.00.010.126.5 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678910111213
1Gull 3 64-bit 4CPU3259 155114529670112619200006260
2Gull 2.8b 64-bit 4CPU32571551 1596109600000007490
3Gull 2.3 64-bit 4CPU324414521596 1496001001190007500
4Gull 2.2 64-bit 4CPU322496710961496 00000009460
5Roc 0.3 64-bit32180000 0143260810001144598
6Gull 3.1 64-bit 4CPU321311260000 0000000
7Gull 3 64-bit31911920100014320 23877451141954598
8Gull 3.1 64-bit319000119060802387 2201081144598
9Gull 2.1 64-bit309800001000745220 1980908186499
10Gull 2.2 64-bit30740000001141081980 233185374
11Gull 1.2 64-bit295000001140195114908233 7441297
12Gull 1.1 64-bit29436267497509464504545186185744 2076
13Gull 1.0a 64-bit29380000980989849937412972076 
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
#NameElo12345678910111213
1Gull 3 64-bit 4CPU3259 27.224.216.70.018.91.90.00.00.00.08.70.0
2Gull 2.8b 64-bit 4CPU325727.2 80.461.10.00.00.00.00.00.00.023.50.0
3Gull 2.3 64-bit 4CPU324424.280.4 71.90.00.01.54.50.00.00.021.60.0
4Gull 2.2 64-bit 4CPU322416.761.171.9 0.00.00.00.00.00.00.028.80.0
5Roc 0.3 64-bit32180.00.00.00.0 0.023.827.73.70.04.91.52.9
6Gull 3.1 64-bit 4CPU321318.90.00.00.00.0 0.00.00.00.00.00.00.0
7Gull 3 64-bit31911.90.01.50.023.80.0 35.010.21.82.80.61.2
8Gull 3.1 64-bit31900.00.04.50.027.70.035.0 6.34.23.71.22.3
9Gull 2.1 64-bit30980.00.00.00.03.70.010.26.3 65.525.34.310.6
10Gull 2.2 64-bit30740.00.00.00.00.00.01.84.265.5 8.85.59.9
11Gull 1.2 64-bit29500.00.00.00.04.90.02.83.725.38.8 18.829.9
12Gull 1.1 64-bit29438.723.521.628.81.50.00.61.24.35.518.8 41.0
13Gull 1.0a 64-bit29380.00.00.00.02.90.01.22.310.69.929.941.0 
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 120 common opponents

Custom engine selection
NameEloGull
3
64-bit
4CPU
Gull
2.8b
64-bit
4CPU
Gull
2.3
64-bit
4CPU
Gull
2.2
64-bit
4CPU
Roc
0.3
64-bit
Gull
3.1
64-bit
4CPU
Gull
3
64-bit
Gull
3.1
64-bit
Gull
2.1
64-bit
Gull
2.2
64-bit
Gull
1.2
64-bit
Gull
1.1
64-bit
Gull
1.0a
64-bit
Stockfish 9 64-bit 4CPU35455%
4.5/82
    7%
6/82
       
Stockfish 9 64-bit3482      9%
17.5/200
13%
13/100
     
Houdini 5.01 64-bit3421    12%
6/50
 17%
26/151
      
Stockfish 8 64-bit3421    21%
10.5/49
 21%
13.5/64
      
Komodo 10.3 64-bit3386    23%
11.5/50
 25%
16/63
      
Stockfish 7 64-bit3354      28%
27.5/100
32%
22/69
     
Komodo 10 64-bit3336      31%
31/100
27%
18.5/68
     
Houdini 4 64-bit 4CPU333137%
17.5/47
34%
17/50
34%
17/50
          
Deep Shredder 13 64-bit 4CPU332247%
24.5/52
    36%
21/59
       
Fizbo 1.9 64-bit 4CPU331942%
22/52
    38%
23/60
       
Houdini 3 64-bit 4CPU3319  35%
17/49
42%
21/50
         
Stockfish 6 64-bit331747%
15/32
     20%
19/94
      
Stockfish DD 64-bit 4CPU331049%
23/47
33%
16.5/50
45%
22.5/50
          
Komodo TCEC 64-bit 4CPU328661%
28.5/47
43%
21.5/50
50%
23.5/47
          
Stockfish 4 64-bit 4CPU3269  39%
19.5/50
43%
21.5/50
         
Booot 6.2 64-bit 4CPU325654%
32.5/60
    50%
30/60
       
Fire 5 64-bit3252    47%
23.5/50
 44%
22/50
      
Komodo 6 64-bit 4CPU3251  52%
26/50
38%
19/50
         
Chiron 4 64-bit 4CPU324350%
26/52
    51%
30.5/60
       
Houdini 4 64-bit3240  62%
31/50
   38%
19/50
43%
29.5/69
     
NameEloGull
3
64-bit
4CPU
Gull
2.8b
64-bit
4CPU
Gull
2.3
64-bit
4CPU
Gull
2.2
64-bit
4CPU
Roc
0.3
64-bit
Gull
3.1
64-bit
4CPU
Gull
3
64-bit
Gull
3.1
64-bit
Gull
2.1
64-bit
Gull
2.2
64-bit
Gull
1.2
64-bit
Gull
1.1
64-bit
Gull
1.0a
64-bit
Fizbo 1.9 64-bit3236    44%
22/50
 49%
58.5/120
      
Komodo 8 64-bit323542%
13.5/32
     49%
48.5/98
      
Critter 1.6a 64-bit 4CPU323357%
27/47
57%
28.5/50
53%
26.5/50
53%
26.5/50
         
Fritz 15 64-bit 4CPU322354%
37.5/70
    53%
32/60
       
Houdini 3 64-bit3217        36%
18/50
18%
14/77
   
Rybka 4.1 64-bit 4CPU320666%
31/47
56%
28/50
58%
29/50
59%
29.5/50
       16%
8/50
 
BlackMamba 2.0 64-bit 4CPU319653%
25.5/48
    58%
33.5/58
       
Fire 4 64-bit3191      50%
24/48
56%
37/66
     
Komodo CCT 64-bit3181        37%
18.5/50
 17%
5.5/32
  
Stockfish 4 64-bit3179        29%
46.5/162
32%
46/146
   
Houdini 1.5a 64-bit3170           17%
8/48
13%
10.5/80
Andscacs 0.89 64-bit3169    61%
30.5/50
 51%
20.5/40
      
Chiron 4 64-bit3164    54%
27/50
 61%
99/163
      
Komodo 5.1 64-bit3164        39%
28/71
33%
25.5/78
   
Equinox 3.30 64-bit3161      48%
48/99
47%
33/70
     
Critter 1.6a 64-bit3157      55%
82.5/150
50%
35/70
47%
23.5/50
33%
12.5/38
   
Fritz 15 64-bit3146      62%
39.5/64
52%
33/63
     
Komodo 5 64-bit3145           16%
10.5/64
21%
10/48
Deep Fritz 14 64-bit 4CPU314371%
35.5/50
    75%
30/40
       
PanChess 00.537 64-bit3138        36%
26/73
42%
30.5/72
   
NameEloGull
3
64-bit
4CPU
Gull
2.8b
64-bit
4CPU
Gull
2.3
64-bit
4CPU
Gull
2.2
64-bit
4CPU
Roc
0.3
64-bit
Gull
3.1
64-bit
4CPU
Gull
3
64-bit
Gull
3.1
64-bit
Gull
2.1
64-bit
Gull
2.2
64-bit
Gull
1.2
64-bit
Gull
1.1
64-bit
Gull
1.0a
64-bit
Bouquet 1.6 64-bit3132        39%
30/77
42%
31.5/75
   
Andscacs 0.872 64-bit3130      56%
35.5/63
56%
28/50
     
Protector 1.9.0 64-bit 4CPU312971%
63.5/90
    47%
18.5/39
       
Fizbo 1.7 64-bit3128      59%
29.5/50
61%
30.5/50
     
Stockfish 3 64-bit3128        42%
32.5/77
 28%
14/50
  
Chiron 2 64-bit 4CPU312066%
31/47
75%
37.5/50
68%
34/50
          
RobboLito 0.21Q 64-bit3120        42%
33/78
56%
40/72
   
Critter 1.2 64-bit3119           18%
12.5/71
25%
8/32
Defenchess 1.1f 64-bit 4CPU311955%
17.5/32
    41%
13/32
       
Hannibal 1.4b 64-bit 4CPU311874%
35/47
65%
32.5/50
67%
33.5/50
71%
35.5/50
         
Vitruvius 1.11C 64-bit3113        39%
31.5/80
48%
35/73
   
Hannibal 1.7 64-bit3110    61%
30.5/50
 67%
21.5/32
60%
38.5/64
     
Rybka 4.1 64-bit3109    74%
37/50
 68%
34/50
65%
32.5/50
51%
25.5/50
 30%
19.5/64
30%
4.5/15
20%
9.5/48
IvanHoe 9.46h 64-bit3106        46%
35.5/78
53%
40.5/76
   
Naum 4.2 64-bit 4CPU309979%
37/47
80%
40/50
76%
38/50
74%
37/50
       20%
10/50
 
NirvanaChess 2.3 64-bit3097    64%
29/45
  65%
32.5/50
     
Senpai 1.0 64-bit 4CPU309774%
35/47
76%
38/50
           
Chiron 3.01 64-bit3095      65%
32.5/50
65%
32.5/50
     
Texel 1.06 64-bit3095    77%
37.5/49
 71%
35.5/50
74%
37/50
     
Stockfish 2.1.1 64-bit3092           17%
2.5/15
28%
23/81
NameEloGull
3
64-bit
4CPU
Gull
2.8b
64-bit
4CPU
Gull
2.3
64-bit
4CPU
Gull
2.2
64-bit
4CPU
Roc
0.3
64-bit
Gull
3.1
64-bit
4CPU
Gull
3
64-bit
Gull
3.1
64-bit
Gull
2.1
64-bit
Gull
2.2
64-bit
Gull
1.2
64-bit
Gull
1.1
64-bit
Gull
1.0a
64-bit
Stockfish 2.0.1 64-bit3089          22%
7/32
23%
7/31
23%
7.5/32
Protector 1.5.0 64-bit 4CPU308783%
39/47
80%
40/50
72%
36/50
69%
34/49
         
Protector 1.9.0 64-bit3086    70%
35/50
 60%
30/50
71%
35.5/50
     
Booot 6.1 64-bit3085    72%
36/50
 66%
16.5/25
      
iCE 3.0 64-bit3081    71%
35.5/50
 62%
37/60
62%
31/50
     
Deep Fritz 14 64-bit 1CPU3078      63%
31.5/50
 55%
27.5/50
    
Critter 1.01 64-bit3077          27%
8.5/32
 25%
4/16
Komodo 2.03 64-bit3071           33%
5/15
37%
29.5/80
Critter 0.90 64-bit3049          27%
8.5/32
41%
13/32
30%
9.5/32
Deep Shredder 12 64-bit 4CPU304286%
40.5/47
78%
39/50
82%
41/50
77%
38.5/50
       34%
17/50
 
Spike 1.4 Leiden 4CPU304084%
39.5/47
84%
41/49
86%
43/50
67%
33/49
       36%
18/50
 
Chiron 2 64-bit3038      70%
35/50
 66%
32.5/49
    
Alfil 15.7 64-bit3031      72%
23/32
68%
43.5/64
     
Naum 4.6 64-bit3031      77%
24.5/32
75%
48/64
     
Spark 1.0 64-bit 4CPU302786%
40.5/47
86%
43/50
77%
38.5/50
76%
37/49
       41%
41.5/102
 
Deep Junior Yokohama 64-bit 4CPU302683%
39/47
81%
40.5/50
80%
40/50
          
Deep Junior 13.3 64-bit 4CPU3025  75%
37.5/50
74%
37/50
         
Hannibal 1.4b 64-bit3018      80%
39/49
 62%
31/50
    
Senpai 1.0 64-bit3007      69%
34/49
 74%
37/50
    
Hannibal 1.3 64-bit2998        59%
29.5/50
57%
39/68
  35%
3.5/10
NameEloGull
3
64-bit
4CPU
Gull
2.8b
64-bit
4CPU
Gull
2.3
64-bit
4CPU
Gull
2.2
64-bit
4CPU
Roc
0.3
64-bit
Gull
3.1
64-bit
4CPU
Gull
3
64-bit
Gull
3.1
64-bit
Gull
2.1
64-bit
Gull
2.2
64-bit
Gull
1.2
64-bit
Gull
1.1
64-bit
Gull
1.0a
64-bit
Komodo 1.3 64-bit2993          34%
10.5/31
39%
19.5/50
48%
15.5/32
Chiron 1.5 64-bit2988        68%
34.5/51
 45%
14.5/32
  
Naum 4.2 64-bit2987        69%
54.5/79
58%
93/161
38%
12/32
43%
6.5/15
43%
20.5/48
Fritz 132985        65%
32.5/50
 42%
13.5/32
 58%
15/26
Hiarcs 142984      77%
37.5/49
 67%
33/49
 36%
11.5/32
  
Protector 1.5.0 64-bit2984        68%
34/50
61%
21.5/35
55%
17.5/32
 40%
4/10
Rybka 2.3.2a 64-bit2977           39%
12/31
52%
16.5/32
Protector 1.4.0 64-bit 4CPU2972   82%
41/50
       39%
19.5/50
 
Zappa Mexico II 64-bit 4CPU297289%
42/47
84%
42/50
80%
40/50
78%
39/50
       51%
25.5/50
 
Komodo 1.2 64-bit2966           43%
22/51
50%
16/32
Deep Shredder 12 64-bit2955        75%
37.5/50
 50%
15.5/31
  
Deep Sjeng WC2008 64-bit 4CPU2941 94%
47/50
88%
44/50
85%
42.5/50
       47%
23.5/50
 
Hiarcs 13.22933          42%
13.5/32
 52%
16.5/32
Toga II 3.0 4CPU293186%
40.5/47
87%
43.5/50
84%
42/50
89%
44.5/50
         
Spark 1.0 64-bit2926         70%
26.5/38
58%
18.5/32
62%
20/32
51%
24.5/48
Booot 5.2.0 64-bit2921        85%
41.5/49
 71%
22/31
  
Spike 1.4 Leiden2919        70%
69/98
82%
31/38
 62%
20/32
54%
25/46
Toga II 1.4 beta5c 4CPU2904   92%
46/50
       56%
28/50
 
Protector 1.4.0 64-bit2889           52%
15.5/30
50%
15/30
Thinker 5.4c Inert 64-bit2883           67%
21.5/32
66%
21/32
NameEloGull
3
64-bit
4CPU
Gull
2.8b
64-bit
4CPU
Gull
2.3
64-bit
4CPU
Gull
2.2
64-bit
4CPU
Roc
0.3
64-bit
Gull
3.1
64-bit
4CPU
Gull
3
64-bit
Gull
3.1
64-bit
Gull
2.1
64-bit
Gull
2.2
64-bit
Gull
1.2
64-bit
Gull
1.1
64-bit
Gull
1.0a
64-bit
Hannibal 1.0a 64-bit2861          62%
18.5/30
 73%
23.5/32
Protector 1.3.5 64-bit2855           65%
19.5/30
61%
19.5/32
Booot 5.1.02838          67%
21.5/32
 69%
22/32
Booot 5.02784           66%
21/32
72%
23/32
Crafty 23.4 64-bit2781          70%
22.5/32
77%
24.5/32
72%
23/32
Ktulu 92781          77%
24/31
 75%
24/32
Bright 0.4a2779          72%
23/32
73%
23.5/32
73%
23.5/32
Loop 13.6 (Loop 2007) 32-bit2775           73%
23.5/32
75%
24/32
MinkoChess 0.9 64-bit2770           70%
22.5/32
78%
25/32
Twisted Logic 20090922 64-bit2770           69%
22/32
79%
24.5/31
Jonny 4.002762          73%
23.5/32
75%
24/32
 
Bison 9.11 64-bit2761           89%
28.5/32
72%
23/32
Scorpio 2.6 64-bit2755          79%
24.5/31
77%
24.5/32
81%
26/32
SmarThink 1.20 64-bit2747          80%
25.5/32
 73%
23.5/32
Chronos 1.9.9 64-bit2739          79%
24.5/31
84%
27/32
81%
26/32
Chess Tiger 2007.12713          67%
21.5/32
 79%
24.5/31
BugChess2 1.7 64-bit2707          86%
27.5/32
81%
26/32
78%
25/32
Naum 2.0 32-bit2699           77%
24.5/32
89%
28.5/32
Frenzee Feb08 64-bit2694           69%
22/32
88%
28/32
Delfi 5.42682           77%
24.5/32
81%
26/32
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%

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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 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 12, 2020