CCRL Blitz
Downloads and Statistics
November 21, 2020
Testing summary:
Total: 2'408'891 games
played by 2'859 programs

White wins: 927'601 (38.5%)
Black wins: 745'310 (30.9%)
Draws: 735'980 (30.6%)
White score: 53.8%

Custom engine selection

Comparing 16 engines!
16 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 November 21, 2020 with Bayeselo based on 2'408'891 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+
1Winter 0.9 64-bit 4CPU3244+18−1848.7%+6.842.9%914 
100.0%
 Winter 0.9 64-bit3161+18−1849.2%+3.937.8%974
98.4%
 Winter 0.8 64-bit 4CPU3130+20−2050.7%−6.034.7%812
100.0%
 Winter 0.7 64-bit 4CPU3073+14−1452.1%−14.039.8%1741
96.0%
 Winter 0.8 64-bit3053+17−1751.3%−8.237.9%1179
100.0%
 Winter 0.6 64-bit 4CPU3003+23−2353.8%−23.939.0%592
96.9%
 Winter 0.7 64-bit2977+15−1548.0%+13.434.3%1554
98.9%
 Winter 0.5 64-bit 4CPU2946+23−2256.5%−44.036.2%650
72.0%
 Winter 0.6 64-bit2937+18−1849.8%+0.935.6%1036
90.2%
 Winter 0.5 64-bit2910+37−3663.8%−99.528.0%271
74.3%
 Winter 0.4a 64-bit 4CPU2895+26−2556.1%−40.638.5%488
100.0%
 Winter 0.3 64-bit 4CPU2817+24−2446.7%+24.328.3%618
63.8%
 Winter 0.4a 64-bit2812+22−2256.0%−43.229.8%749
100.0%
 Winter 0.3 64-bit2738+17−1753.8%−28.028.7%1235
100.0%
 Winter 0.2 64-bit2612+19−1957.3%−51.625.3%1026
100.0%
 Winter 0.1.1 64-bit2481+18−1850.8%−8.720.8%1220
 

Results matrix

Custom engine selection
#NameElo12345678910111213141516
1Winter 0.9 64-bit 4CPU3244                
2Winter 0.9 64-bit3161                
3Winter 0.8 64-bit 4CPU3130                
4Winter 0.7 64-bit 4CPU3073                
5Winter 0.8 64-bit3053                
6Winter 0.6 64-bit 4CPU3003                
7Winter 0.7 64-bit2977                
8Winter 0.5 64-bit 4CPU2946                
9Winter 0.6 64-bit2937                
10Winter 0.5 64-bit2910                
11Winter 0.4a 64-bit 4CPU2895                
12Winter 0.3 64-bit 4CPU2817                
13Winter 0.4a 64-bit2812                
14Winter 0.3 64-bit2738                
15Winter 0.2 64-bit2612                
16Winter 0.1.1 64-bit2481                
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
#NameElo12345678910111213141516
1Winter 0.9 64-bit 4CPU3244 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Winter 0.9 64-bit31610.0 98.4100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Winter 0.8 64-bit 4CPU31300.01.6 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Winter 0.7 64-bit 4CPU30730.00.00.0 96.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
5Winter 0.8 64-bit30530.00.00.04.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
6Winter 0.6 64-bit 4CPU30030.00.00.00.00.0 96.9100.0100.0100.0100.0100.0100.0100.0100.0100.0
7Winter 0.7 64-bit29770.00.00.00.00.03.1 98.9100.0100.0100.0100.0100.0100.0100.0100.0
8Winter 0.5 64-bit 4CPU29460.00.00.00.00.00.01.1 72.094.699.8100.0100.0100.0100.0100.0
9Winter 0.6 64-bit29370.00.00.00.00.00.00.028.0 90.299.6100.0100.0100.0100.0100.0
10Winter 0.5 64-bit29100.00.00.00.00.00.00.05.49.8 74.3100.0100.0100.0100.0100.0
11Winter 0.4a 64-bit 4CPU28950.00.00.00.00.00.00.00.20.425.7 100.0100.0100.0100.0100.0
12Winter 0.3 64-bit 4CPU28170.00.00.00.00.00.00.00.00.00.00.0 63.8100.0100.0100.0
13Winter 0.4a 64-bit28120.00.00.00.00.00.00.00.00.00.00.036.2 100.0100.0100.0
14Winter 0.3 64-bit27380.00.00.00.00.00.00.00.00.00.00.00.00.0 100.0100.0
15Winter 0.2 64-bit26120.00.00.00.00.00.00.00.00.00.00.00.00.00.0 100.0
16Winter 0.1.1 64-bit24810.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678910111213141516
1Winter 0.9 64-bit 4CPU3244 000000000000000
2Winter 0.9 64-bit31610 00863761920640000000
3Winter 0.8 64-bit 4CPU313000 654000000000000
4Winter 0.7 64-bit 4CPU307300654 9668496099010203000
5Winter 0.8 64-bit30530863096 15589503210003000
6Winter 0.6 64-bit 4CPU30030760684155 3892933910003000
7Winter 0.7 64-bit29770192096895389 7810890003000
8Winter 0.5 64-bit 4CPU29460000029378 31703213383000
9Winter 0.6 64-bit29370640993213911089317 149378117050
10Winter 0.5 64-bit291000000000149 000000
11Winter 0.4a 64-bit 4CPU289500010200032130 63633513200
12Winter 0.3 64-bit 4CPU28170000000338780636 46226900
13Winter 0.4a 64-bit281200033333110335462 991163
14Winter 0.3 64-bit273800000000700132269991 610
15Winter 0.2 64-bit26120000000050001661 413
16Winter 0.1.1 64-bit248100000000000030413 
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
#NameElo12345678910111213141516
1Winter 0.9 64-bit 4CPU3244 0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
2Winter 0.9 64-bit31610.0 0.00.040.14.97.60.03.20.00.00.00.00.00.00.0
3Winter 0.8 64-bit 4CPU31300.00.0 25.60.00.00.00.00.00.00.00.00.00.00.00.0
4Winter 0.7 64-bit 4CPU30730.00.025.6 3.329.32.90.03.60.04.60.00.10.00.00.0
5Winter 0.8 64-bit30530.040.10.03.3 8.832.70.014.50.00.00.00.20.00.00.0
6Winter 0.6 64-bit 4CPU30030.04.90.029.38.8 18.123.624.00.00.00.00.20.00.00.0
7Winter 0.7 64-bit29770.07.60.02.932.718.1 3.542.00.00.00.00.10.00.00.0
8Winter 0.5 64-bit 4CPU29460.00.00.00.00.023.63.5 18.80.028.226.70.20.00.00.0
9Winter 0.6 64-bit29370.03.20.03.614.524.042.018.8 11.40.24.70.63.10.20.0
10Winter 0.5 64-bit29100.00.00.00.00.00.00.00.011.4 0.00.00.00.00.00.0
11Winter 0.4a 64-bit 4CPU28950.00.00.04.60.00.00.028.20.20.0 57.527.17.70.00.0
12Winter 0.3 64-bit 4CPU28170.00.00.00.00.00.00.026.74.70.057.5 33.814.50.00.0
13Winter 0.4a 64-bit28120.00.00.00.10.20.20.10.20.60.027.133.8 49.90.90.2
14Winter 0.3 64-bit27380.00.00.00.00.00.00.00.03.10.07.714.549.9 2.70.0
15Winter 0.2 64-bit26120.00.00.00.00.00.00.00.00.20.00.00.00.92.7 18.4
16Winter 0.1.1 64-bit24810.00.00.00.00.00.00.00.00.00.00.00.00.20.018.4 
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 99 common opponents

Custom engine selection
NameEloWinter
0.9
64-bit
4CPU
Winter
0.9
64-bit
Winter
0.8
64-bit
4CPU
Winter
0.7
64-bit
4CPU
Winter
0.8
64-bit
Winter
0.6
64-bit
4CPU
Winter
0.7
64-bit
Winter
0.5
64-bit
4CPU
Winter
0.6
64-bit
Winter
0.5
64-bit
Winter
0.4a
64-bit
4CPU
Winter
0.3
64-bit
4CPU
Winter
0.4a
64-bit
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
ChessBrainVB 3.74 4CPU3170  48%
30/62
33%
26/78
            
Xiphos 0.3 64-bit3136              0%
0/2
0%
0/1
Minic 2.43 64-bit3116 58%
18.5/32
  48%
15.5/32
           
Texel 1.07 64-bit3113 62%
20/32
  31%
10/32
           
Rybka 4.1 64-bit3110 59%
19/32
  47%
15/32
           
Hannibal 1.7 64-bit3109 58%
18.5/32
  36%
11.5/32
           
iCE 4.0 64-bit3108 58%
18.5/32
  42%
13.5/32
           
Combusken 1.3.0 64-bit3103 64%
20.5/32
  52%
16.5/32
           
Amoeba 3.1 64-bit 4CPU3101  56%
34.5/62
45%
35.5/79
            
chess22k 1.14 64-bit3097 55%
17.5/32
  45%
14.5/32
           
Protector 1.9.0 64-bit3087 55%
17.5/32
  39%
12.5/32
 16%
5/32
         
Senpai 2.0 64-bit3085 64%
20.5/32
  47%
15/32
 38%
12/32
         
Marvin 3.5.0 64-bit 4CPU3076  66%
41/62
43%
16/37
            
Gogobello 2.2 64-bit 4CPU3072  63%
38/60
42%
35/84
            
Marvin 4.0.0 64-bit3072 58%
18.5/32
  62%
20/32
           
Pirarucu 3.3.5 64-bit3061 61%
19/31
  38%
12/32
           
Bobcat 8.0 64-bit 4CPU3056  53%
33/62
63%
43/68
            
Marvin 3.4.0 64-bit 4CPU3049   54%
37.5/69
 48%
20/42
          
SmarThink 1.98 64-bit3043 61%
19.5/32
  38%
12/32
44%
19.5/44
30%
9.5/32
 42%
13.5/32
       
Spike 1.4 Leiden 4CPU3039   49%
33.5/69
 41%
19/46
          
NameEloWinter
0.9
64-bit
4CPU
Winter
0.9
64-bit
Winter
0.8
64-bit
4CPU
Winter
0.7
64-bit
4CPU
Winter
0.8
64-bit
Winter
0.6
64-bit
4CPU
Winter
0.7
64-bit
Winter
0.5
64-bit
4CPU
Winter
0.6
64-bit
Winter
0.5
64-bit
Winter
0.4a
64-bit
4CPU
Winter
0.3
64-bit
4CPU
Winter
0.4a
64-bit
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
Monolith 2.01 64-bit3036 69%
22/32
  45%
29/64
           
Naum 4.6 64-bit3031    52%
16.5/32
 53%
17/32
 44%
14/32
       
Bagatur 2.0 64-bit3029    45%
14.5/32
 44%
14/32
         
Minic 2.07 64-bit3027    56%
18/32
 47%
15/32
         
Spark 1.0 64-bit 4CPU3026   58%
40/69
 47%
21.5/46
          
Deuterium 2019.2.37.73 64-bit3020    58%
18.5/32
 41%
13/32
         
Marvin 3.6.0 64-bit3020    58%
18.5/32
 45%
14.5/32
         
Hakkapeliitta TCEC v2 64-bit3019   59%
40.5/69
56%
18/32
47%
22/47
42%
13.5/32
 44%
14.5/33
   0%
0/1
   
Pirarucu 3.0.7 64-bit3019      45%
14.5/32
 38%
12/32
       
Gogobello 2.0 64-bit 4CPU3009   65%
43.5/67
      26%
9/35
     
Rodent III 0.287 64-bit3004      52%
16.5/32
 38%
12/32
       
Rodent IV 022 64-bit2993    70%
22.5/32
 39%
12.5/32
         
The Baron 3.44 64-bit 4CPU2987   61%
41.5/68
 49%
22/45
          
Hiarcs 142984    58%
18.5/32
 50%
16/32
 36%
11.5/32
       
Amoeba 3.1 64-bit2983    58%
18.5/32
 47%
15/32
         
Godel 7.0 64-bit2982    44%
14/32
 39%
12.5/32
         
Gaviota 1.0 64-bit 4CPU2978   66%
45/68
 61%
28/46
          
Amoeba 3.0 64-bit2974     54%
25/46
70%
22.5/32
 33%
10.5/32
       
Bobcat 8.0 64-bit2959    69%
22/32
 65%
20/31
 44%
14/32
       
Marvin 3.4.0 64-bit2957      48%
15.5/32
 36%
11.5/32
       
NameEloWinter
0.9
64-bit
4CPU
Winter
0.9
64-bit
Winter
0.8
64-bit
4CPU
Winter
0.7
64-bit
4CPU
Winter
0.8
64-bit
Winter
0.6
64-bit
4CPU
Winter
0.7
64-bit
Winter
0.5
64-bit
4CPU
Winter
0.6
64-bit
Winter
0.5
64-bit
Winter
0.4a
64-bit
4CPU
Winter
0.3
64-bit
4CPU
Winter
0.4a
64-bit
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
Amoeba 2.8 64-bit2952       63%
29/46
   26%
11/43
    
Godel 6.0 64-bit2947      48%
15.5/32
 56%
18/32
       
Cheng 4.39 64-bit2942      50%
16/32
 41%
13/32
       
Marvin 3.3.2 64-bit 4CPU2941     50%
23/46
 48%
32/66
        
DisasterArea 1.65 64-bit 4CPU2939     60%
27.5/46
 44%
19/43
        
Dirty CUCUMBER 64-bit2926      67%
21.5/32
 52%
16.5/32
       
Spark 1.0 64-bit2926      62%
20/32
 41%
13/32
       
Atlas 3.91 64-bit2923     65%
30/46
52%
16.5/32
50%
23/46
55%
17.5/32
       
Toga II 4.0 64-bit2921      66%
21/32
 53%
17/32
       
Spike 1.4 Leiden2919      56%
18/32
 47%
15/32
       
EXchess 7.97b 64-bit2915     57%
26/46
59%
19/32
 44%
14.5/33
       
Monolith 1.0 64-bit 4CPU2907       47%
21.5/46
  47%
18/38
     
Marvin 3.2.0 64-bit 4CPU2903       55%
25.5/46
  37%
14/38
33%
14.5/44
    
Zurichess Neuchatel 64-bit2902       61%
28.5/47
69%
22/32
       
Quazar 0.4 64-bit2900       60%
28/47
59%
19/32
  55%
23.5/43
    
Tucano 7.07 64-bit2899        55%
17.5/32
45%
22.5/50
      
Daydreamer 2.0.0-pre2 64-bit2891       65%
30/46
61%
19.5/32
       
Godel 5.5.1 64-bit2889        61%
19.5/32
45%
14.5/32
      
Cheese 2.0 64-bit 4CPU2888       58%
26.5/46
  45%
18/40
     
The Baron 3.44 64-bit2881        66%
21/32
    40%
11.5/29
  
NameEloWinter
0.9
64-bit
4CPU
Winter
0.9
64-bit
Winter
0.8
64-bit
4CPU
Winter
0.7
64-bit
4CPU
Winter
0.8
64-bit
Winter
0.6
64-bit
4CPU
Winter
0.7
64-bit
Winter
0.5
64-bit
4CPU
Winter
0.6
64-bit
Winter
0.5
64-bit
Winter
0.4a
64-bit
4CPU
Winter
0.3
64-bit
4CPU
Winter
0.4a
64-bit
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
Tornado 8.0 64-bit 4CPU2866       62%
21/34
  48%
16/33
44%
15.5/35
    
Nemo 1.0.1 64-bit2857          59%
23/39
44%
18.5/42
45%
12.5/28
   
Asymptote 0.6 64-bit2850        100%
1/1
62%
20/32
      
Gogobello 1.4 64-bit 4CPU2846          63%
24/38
49%
21.5/44
    
Zappa Mexico II 64-bit2845       47%
21.5/46
0%
0/1
   50%
0.5/1
   
Godel 4.4.5 64-bit2839          63%
24/38
50%
20.5/41
62%
18/29
   
Tornado 8.0 64-bit2829            61%
19.5/32
30%
9/30
  
Marvin 3.2.0 64-bit2828            36%
10.5/29
50%
15.5/31
  
Octochess r5506 64-bit2820          53%
20/38
33%
14/43
52%
16/31
   
Monolith 1.0 64-bit2818            43%
13/30
22%
7/32
  
Rhetoric 1.4.3 64-bit2806          76%
29/38
 41%
11.5/28
40%
12.5/31
  
RuyDos 1.1.6 64-bit2798          66%
25/38
51%
22/43
    
Shield 2.1 64-bit 4CPU2797          81%
31.5/39
63%
27/43
    
Ktulu 92781        50%
0.5/1
 62%
22.5/36
 48%
14.5/30
39%
10.5/27
  
RubiChess 1.1 64-bit2779             53%
16.5/31
48%
11.5/24
 
Frenzee 3.5.19 64-bit2769        50%
0.5/1
  60%
26/43
53%
16/30
41%
12/29
  
Twisted Logic 20100131x 64-bit2767           64%
27.5/43
63%
19/30
52%
14.5/28
  
Pawny 1.2 64-bit2766           64%
16/25
 52%
15/29
  
Jonny 4.002762            69%
22/32
60%
17.5/29
  
Bison 9.11 64-bit2760           52%
22.5/43
55%
32.5/59
52%
15/29
  
NameEloWinter
0.9
64-bit
4CPU
Winter
0.9
64-bit
Winter
0.8
64-bit
4CPU
Winter
0.7
64-bit
4CPU
Winter
0.8
64-bit
Winter
0.6
64-bit
4CPU
Winter
0.7
64-bit
Winter
0.5
64-bit
4CPU
Winter
0.6
64-bit
Winter
0.5
64-bit
Winter
0.4a
64-bit
4CPU
Winter
0.3
64-bit
4CPU
Winter
0.4a
64-bit
Winter
0.3
64-bit
Winter
0.2
64-bit
Winter
0.1.1
64-bit
Gogobello 1.4 64-bit2755            50%
11.5/23
45%
14.5/32
  
Chronos 1.9.9 64-bit2739            50%
16/32
36%
10.5/29
  
Delfi 5.42682            62%
20/32
50%
15.5/31
  
RedQueen 1.1.98 64-bit2666            66%
21/32
48%
28.5/59
0%
0/1
 
Alaric 7072662            73%
24/33
71%
41/58
  
Colossus 2008b2641            50%
0.5/1
65%
19.5/30
  
Cyrano 0.6b17 64-bit2640            76%
23.5/31
56%
17.5/31
  
WildCat 82624        50%
0.5/1
    73%
22/30
0%
0/1
 
Jellyfish 1.1 64-bit2610        100%
1/1
     52%
16.5/32
 
Ruffian 2.1.02609            50%
0.5/1
 62%
20/32
 
Pharaon 3.5.12603            25%
0.5/2
 42%
13.5/32
 
N2 0.4 64-bit2590            50%
0.5/1
 0%
0/1
 
Yace 0.99.872503              100%
1/1
37%
11/30
Magnum 4.0 32-bit2496              62%
37.5/60
52%
28/54
CyberPagno 3.0 64-bit2494              100%
1/1
49%
42/85
Bruja 1.9.1 64-bit2489              76%
45.5/60
45%
38/84
Tao 5.62487              72%
43.5/60
48%
41/86
Anatoli 0.35k2457            100%
1/1
  52%
43.5/84
Typhoon 1.00-358 64-bit2370            100%
1/1
 100%
1/1
 
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:
  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 November 21, 2020