CCRL Blitz
Downloads and Statistics
October 24, 2020
Testing summary:
Total: 2'392'106 games
played by 2'834 programs

White wins: 921'308 (38.5%)
Black wins: 740'794 (31.0%)
Draws: 730'004 (30.5%)
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 October 24, 2020 with Bayeselo based on 2'392'106 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-bit3165+19−1949.7%+0.337.9%942 
99.3%
 Winter 0.8 64-bit 4CPU3129+21−2151.3%−9.834.0%738
100.0%
 Winter 0.7 64-bit 4CPU3073+14−1452.1%−13.339.8%1741
95.6%
 Winter 0.8 64-bit3054+17−1751.3%−8.337.9%1179
100.0%
 Winter 0.6 64-bit 4CPU3004+23−2353.8%−24.539.0%592
96.8%
 Winter 0.7 64-bit2978+15−1548.0%+13.134.3%1554
98.9%
 Winter 0.5 64-bit 4CPU2946+23−2256.5%−43.636.2%650
71.8%
 Winter 0.6 64-bit2938+18−1849.8%+0.635.6%1036
90.5%
 Winter 0.5 64-bit2910+37−3663.8%−99.528.0%271
74.1%
 Winter 0.4a 64-bit 4CPU2896+26−2556.1%−41.238.5%488
100.0%
 Winter 0.3 64-bit 4CPU2818+24−2446.7%+23.728.3%618
64.1%
 Winter 0.4a 64-bit2812+22−2256.0%−42.929.8%749
100.0%
 Winter 0.3 64-bit2739+17−1753.8%−28.728.7%1235
100.0%
 Winter 0.2 64-bit2612+19−1957.3%−51.425.3%1026
100.0%
 Winter 0.1.1 64-bit2481+17−1850.8%−8.620.8%1220
 

Results matrix

Custom engine selection
#NameElo123456789101112131415
1Winter 0.9 64-bit3165               
2Winter 0.8 64-bit 4CPU3129               
3Winter 0.7 64-bit 4CPU3073               
4Winter 0.8 64-bit3054               
5Winter 0.6 64-bit 4CPU3004               
6Winter 0.7 64-bit2978               
7Winter 0.5 64-bit 4CPU2946               
8Winter 0.6 64-bit2938               
9Winter 0.5 64-bit2910               
10Winter 0.4a 64-bit 4CPU2896               
11Winter 0.3 64-bit 4CPU2818               
12Winter 0.4a 64-bit2812               
13Winter 0.3 64-bit2739               
14Winter 0.2 64-bit2612               
15Winter 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
#NameElo123456789101112131415
1Winter 0.9 64-bit3165 99.3100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Winter 0.8 64-bit 4CPU31290.7 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Winter 0.7 64-bit 4CPU30730.00.0 95.6100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Winter 0.8 64-bit30540.00.04.4 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
5Winter 0.6 64-bit 4CPU30040.00.00.00.0 96.8100.0100.0100.0100.0100.0100.0100.0100.0100.0
6Winter 0.7 64-bit29780.00.00.00.03.2 98.9100.0100.0100.0100.0100.0100.0100.0100.0
7Winter 0.5 64-bit 4CPU29460.00.00.00.00.01.1 71.894.799.8100.0100.0100.0100.0100.0
8Winter 0.6 64-bit29380.00.00.00.00.00.028.2 90.599.6100.0100.0100.0100.0100.0
9Winter 0.5 64-bit29100.00.00.00.00.00.05.39.5 74.1100.0100.0100.0100.0100.0
10Winter 0.4a 64-bit 4CPU28960.00.00.00.00.00.00.20.425.9 100.0100.0100.0100.0100.0
11Winter 0.3 64-bit 4CPU28180.00.00.00.00.00.00.00.00.00.0 64.1100.0100.0100.0
12Winter 0.4a 64-bit28120.00.00.00.00.00.00.00.00.00.035.9 100.0100.0100.0
13Winter 0.3 64-bit27390.00.00.00.00.00.00.00.00.00.00.00.0 100.0100.0
14Winter 0.2 64-bit26120.00.00.00.00.00.00.00.00.00.00.00.00.0 100.0
15Winter 0.1.1 64-bit24810.00.00.00.00.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789101112131415
1Winter 0.9 64-bit3165 00863761920640000000
2Winter 0.8 64-bit 4CPU31290 654000000000000
3Winter 0.7 64-bit 4CPU30730654 9668496099010203000
4Winter 0.8 64-bit3054863096 15589503210003000
5Winter 0.6 64-bit 4CPU3004760684155 3892933910003000
6Winter 0.7 64-bit2978192096895389 7810890003000
7Winter 0.5 64-bit 4CPU2946000029378 31703213383000
8Winter 0.6 64-bit2938640993213911089317 149378117050
9Winter 0.5 64-bit29100000000149 000000
10Winter 0.4a 64-bit 4CPU28960010200032130 63633513200
11Winter 0.3 64-bit 4CPU2818000000338780636 46226900
12Winter 0.4a 64-bit28120033333110335462 991163
13Winter 0.3 64-bit27390000000700132269991 610
14Winter 0.2 64-bit2612000000050001661 413
15Winter 0.1.1 64-bit24810000000000030413 
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
1Winter 0.9 64-bit3165 0.00.040.75.07.70.03.20.00.00.00.00.00.00.0
2Winter 0.8 64-bit 4CPU31290.0 26.40.00.00.00.00.00.00.00.00.00.00.00.0
3Winter 0.7 64-bit 4CPU30730.026.4 3.329.32.90.03.60.04.60.00.10.00.00.0
4Winter 0.8 64-bit305440.70.03.3 8.832.70.014.50.00.00.00.20.00.00.0
5Winter 0.6 64-bit 4CPU30045.00.029.38.8 18.123.624.00.00.00.00.20.00.00.0
6Winter 0.7 64-bit29787.70.02.932.718.1 3.542.00.00.00.00.10.00.00.0
7Winter 0.5 64-bit 4CPU29460.00.00.00.023.63.5 18.80.028.226.70.20.00.00.0
8Winter 0.6 64-bit29383.20.03.614.524.042.018.8 11.40.24.70.63.10.20.0
9Winter 0.5 64-bit29100.00.00.00.00.00.00.011.4 0.00.00.00.00.00.0
10Winter 0.4a 64-bit 4CPU28960.00.04.60.00.00.028.20.20.0 57.527.17.70.00.0
11Winter 0.3 64-bit 4CPU28180.00.00.00.00.00.026.74.70.057.5 33.814.50.00.0
12Winter 0.4a 64-bit28120.00.00.10.20.20.10.20.60.027.133.8 49.90.90.2
13Winter 0.3 64-bit27390.00.00.00.00.00.00.03.10.07.714.549.9 2.70.0
14Winter 0.2 64-bit26120.00.00.00.00.00.00.00.20.00.00.00.92.7 18.4
15Winter 0.1.1 64-bit24810.00.00.00.00.00.00.00.00.00.00.00.20.018.4 
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
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-bit3137             0%
0/2
0%
0/1
Minic 2.43 64-bit311758%
18.5/32
  48%
15.5/32
           
Texel 1.07 64-bit311462%
20/32
  31%
10/32
           
Hannibal 1.7 64-bit311058%
18.5/32
  36%
11.5/32
           
Rybka 4.1 64-bit311059%
19/32
  47%
15/32
           
iCE 4.0 64-bit310858%
18.5/32
  42%
13.5/32
           
Combusken 1.3.0 64-bit310464%
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-bit309955%
17.5/32
  45%
14.5/32
           
Protector 1.9.0 64-bit308755%
17.5/32
  39%
12.5/32
 16%
5/32
         
Senpai 2.0 64-bit308664%
20.5/32
  47%
15/32
 38%
12/32
         
Marvin 3.5.0 64-bit 4CPU3077 66%
41/62
43%
16/37
            
Marvin 4.0.0 64-bit307458%
18.5/32
  62%
20/32
           
Gogobello 2.2 64-bit 4CPU3073 63%
38/60
42%
35/84
            
Pirarucu 3.3.5 64-bit306461%
19/31
  38%
12/32
           
Bobcat 8.0 64-bit 4CPU3057 53%
33/62
63%
43/68
            
Marvin 3.4.0 64-bit 4CPU3049  54%
37.5/69
 48%
20/42
          
SmarThink 1.98 64-bit304461%
19.5/32
  38%
12/32
44%
19.5/44
30%
9.5/32
 42%
13.5/32
       
Spike 1.4 Leiden 4CPU3040  49%
33.5/69
 41%
19/46
          
NameEloWinter
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-bit303969%
22/32
  45%
29/64
           
Bagatur 2.0 64-bit3031   45%
14.5/32
 44%
14/32
         
Naum 4.6 64-bit3031   52%
16.5/32
 53%
17/32
 44%
14/32
       
Minic 2.07 64-bit3027   56%
18/32
 47%
15/32
         
Spark 1.0 64-bit 4CPU3027  58%
40/69
 47%
21.5/46
          
Deuterium 2019.2.37.73 64-bit3021   58%
18.5/32
 41%
13/32
         
Marvin 3.6.0 64-bit3021   58%
18.5/32
 45%
14.5/32
         
Hakkapeliitta TCEC v2 64-bit3020  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-bit3020     45%
14.5/32
 38%
12/32
       
Gogobello 2.0 64-bit 4CPU3010  65%
43.5/67
      26%
9/35
     
Rodent III 0.287 64-bit3005     52%
16.5/32
 38%
12/32
       
Rodent IV 022 64-bit2994   70%
22.5/32
 39%
12.5/32
         
The Baron 3.44 64-bit 4CPU2988  61%
41.5/68
 49%
22/45
          
Hiarcs 142985   58%
18.5/32
 50%
16/32
 36%
11.5/32
       
Amoeba 3.1 64-bit2984   58%
18.5/32
 47%
15/32
         
Godel 7.0 64-bit2981   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-bit2960   69%
22/32
 65%
20/31
 44%
14/32
       
Marvin 3.4.0 64-bit2958     48%
15.5/32
 36%
11.5/32
       
NameEloWinter
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-bit2948     48%
15.5/32
 56%
18/32
       
Cheng 4.39 64-bit2943     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
        
Spark 1.0 64-bit2927     62%
20/32
 41%
13/32
       
Dirty CUCUMBER 64-bit2926     67%
21.5/32
 52%
16.5/32
       
Atlas 3.91 64-bit2923    65%
30/46
52%
16.5/32
50%
23/46
55%
17.5/32
       
Toga II 4.0 64-bit2922     66%
21/32
 53%
17/32
       
Spike 1.4 Leiden2919     56%
18/32
 47%
15/32
       
EXchess 7.97b 64-bit2916    57%
26/46
59%
19/32
 44%
14.5/33
       
Monolith 1.0 64-bit 4CPU2908      47%
21.5/46
  47%
18/38
     
Marvin 3.2.0 64-bit 4CPU2904      55%
25.5/46
  37%
14/38
33%
14.5/44
    
Zurichess Neuchatel 64-bit2903      61%
28.5/47
69%
22/32
       
Quazar 0.4 64-bit2901      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-bit2882       66%
21/32
    40%
11.5/29
  
NameEloWinter
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 4CPU2867      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 4CPU2847         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
   
Marvin 3.2.0 64-bit2828           36%
10.5/29
50%
15.5/31
  
Tornado 8.0 64-bit2828           61%
19.5/32
30%
9/30
  
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-bit2761          52%
22.5/43
55%
32.5/59
52%
15/29
  
NameEloWinter
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-bit2740           50%
16/32
36%
10.5/29
  
Delfi 5.42683           62%
20/32
50%
15.5/31
  
RedQueen 1.1.98 64-bit2667           66%
21/32
48%
28.5/59
0%
0/1
 
Alaric 7072663           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-bit2589           50%
0.5/1
 0%
0/1
 
Yace 0.99.872504             100%
1/1
37%
11/30
Magnum 4.0 32-bit2496             62%
37.5/60
52%
28/54
CyberPagno 3.0 64-bit2492             100%
1/1
49%
42/85
Bruja 1.9.1 64-bit2490             76%
45.5/60
45%
38/84
Tao 5.62487             72%
43.5/60
48%
41/86
Anatoli 0.35k2458           100%
1/1
  52%
43.5/84
Typhoon 1.00-358 64-bit2371           100%
1/1
 100%
1/1
 
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:
  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 October 24, 2020