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 10 engines!
10 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+
1Combusken 1.3.0 64-bit 4CPU3227+25−2552.1%−13.645.5%484 
99.8%
 Combusken 1.2.0 64-bit 4CPU3178+23−2352.0%−32.936.8%655
69.2%
 Combusken 1.4.0 64-bit3170+20−2047.8%+13.941.8%825
100.0%
 Combusken 1.1.0 64-bit 4CPU3105+15−1556.8%−41.247.4%1423
56.1%
 Combusken 1.3.0 64-bit3103+18−1848.2%+12.238.8%1025
97.3%
 Combusken 1.2.0 64-bit3078+18−1948.2%+11.539.4%927
99.8%
 Combusken 1.0.0 64-bit 4CPU3043+16−1647.3%+16.543.0%1264
96.5%
 Combusken 1.1.0 64-bit3019+19−1948.5%+10.736.0%924
87.8%
 Combusken 1.1.1 64-bit2992+41−4144.3%+36.836.5%192
93.5%
 Combusken 1.0.0 64-bit2958+18−1852.5%−19.035.3%1064
 

Results matrix

Custom engine selection
#NameElo12345678910
1Combusken 1.3.0 64-bit 4CPU3227          
2Combusken 1.2.0 64-bit 4CPU3178          
3Combusken 1.4.0 64-bit3170          
4Combusken 1.1.0 64-bit 4CPU3105          
5Combusken 1.3.0 64-bit3103          
6Combusken 1.2.0 64-bit3078          
7Combusken 1.0.0 64-bit 4CPU3043          
8Combusken 1.1.0 64-bit3019          
9Combusken 1.1.1 64-bit2992          
10Combusken 1.0.0 64-bit2958          
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
#NameElo12345678910
1Combusken 1.3.0 64-bit 4CPU3227 99.8100.0100.0100.0100.0100.0100.0100.0100.0
2Combusken 1.2.0 64-bit 4CPU31780.2 69.2100.0100.0100.0100.0100.0100.0100.0
3Combusken 1.4.0 64-bit31700.030.8 100.0100.0100.0100.0100.0100.0100.0
4Combusken 1.1.0 64-bit 4CPU31050.00.00.0 56.198.5100.0100.0100.0100.0
5Combusken 1.3.0 64-bit31030.00.00.043.9 97.3100.0100.0100.0100.0
6Combusken 1.2.0 64-bit30780.00.00.01.52.7 99.8100.0100.0100.0
7Combusken 1.0.0 64-bit 4CPU30430.00.00.00.00.00.2 96.598.6100.0
8Combusken 1.1.0 64-bit30190.00.00.00.00.00.03.5 87.8100.0
9Combusken 1.1.1 64-bit29920.00.00.00.00.00.01.412.2 93.5
10Combusken 1.0.0 64-bit29580.00.00.00.00.00.00.00.06.5 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678910
1Combusken 1.3.0 64-bit 4CPU3227 26300000000
2Combusken 1.2.0 64-bit 4CPU3178263 020000170000
3Combusken 1.4.0 64-bit317000 09085710254640
4Combusken 1.1.0 64-bit 4CPU310502000 9696114896093
5Combusken 1.3.0 64-bit31030090896 11490531186307
6Combusken 1.2.0 64-bit307800571961149 0895192445
7Combusken 1.0.0 64-bit 4CPU304301700114800 000
8Combusken 1.1.0 64-bit301900254965318950 0765
9Combusken 1.1.1 64-bit29920064018619200 0
10Combusken 1.0.0 64-bit29580009330744507650 
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
#NameElo12345678910
1Combusken 1.3.0 64-bit 4CPU3227 23.10.00.00.00.00.00.00.00.0
2Combusken 1.2.0 64-bit 4CPU317823.1 0.09.60.00.08.90.00.00.0
3Combusken 1.4.0 64-bit31700.00.0 0.049.132.60.014.56.30.0
4Combusken 1.1.0 64-bit 4CPU31050.09.60.0 3.94.142.74.10.03.7
5Combusken 1.3.0 64-bit31030.00.049.13.9 58.90.027.215.314.7
6Combusken 1.2.0 64-bit30780.00.032.64.158.9 0.048.417.222.4
7Combusken 1.0.0 64-bit 4CPU30430.08.90.042.70.00.0 0.00.00.0
8Combusken 1.1.0 64-bit30190.00.014.54.127.248.40.0 0.038.5
9Combusken 1.1.1 64-bit29920.00.06.30.015.317.20.00.0 0.0
10Combusken 1.0.0 64-bit29580.00.00.03.714.722.40.038.50.0 
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 47 common opponents

Custom engine selection
NameEloCombusken
1.3.0
64-bit
4CPU
Combusken
1.2.0
64-bit
4CPU
Combusken
1.4.0
64-bit
Combusken
1.1.0
64-bit
4CPU
Combusken
1.3.0
64-bit
Combusken
1.2.0
64-bit
Combusken
1.0.0
64-bit
4CPU
Combusken
1.1.0
64-bit
Combusken
1.1.1
64-bit
Combusken
1.0.0
64-bit
Equinox 3.30 64-bit 4CPU325139%
15.5/40
46%
12/26
        
Fizbo 2 64-bit3247  33%
10.5/32
 33%
10.5/32
     
Chiron 4 64-bit 4CPU324349%
19.5/40
31%
8.5/27
        
Critter 1.6a 64-bit 4CPU323242%
17/40
44%
11.5/26
        
Andscacs 0.95 64-bit3228  38%
12/32
 34%
11/32
     
Vajolet2 2.8 64-bit 4CPU322758%
22/38
42%
11/26
        
Arasan 22.1 64-bit3180  50%
16/32
 42%
13.5/32
     
Pedone 2.0 64-bit3174    31%
10/32
34%
11/32
    
Chiron 4 64-bit3164  50%
16/32
 38%
9.5/25
39%
12.5/32
    
Winter 0.9 64-bit3161  67%
21.5/32
 36%
11.5/32
     
Critter 1.6a 64-bit3156  68%
20.5/30
 33%
10.5/32
41%
13/32
    
Wasp 4.0 64-bit3156  62%
20/32
 44%
14/32
     
Vajolet2 2.8 64-bit3134  55%
17.5/32
 59%
19/32
44%
14/32
    
NirvanaChess 2.4 64-bit3131  55%
17/31
 48%
11.5/24
52%
16.5/32
    
Demolito 2020-05-14 64-bit3130  59%
19/32
 48%
15.5/32
     
Protector 1.9.0 64-bit 4CPU3129 56%
56/100
 36%
36/100
  29%
20/70
   
Nemorino 5.00 64-bit3116    54%
13.5/25
52%
16.5/32
 33%
10.5/32
  
Texel 1.07 64-bit3113  55%
17.5/32
 46%
12/26
48%
15.5/32
 41%
13/32
  
Rybka 4.1 64-bit3110  56%
17.5/31
 58%
14.5/25
48%
15.5/32
 31%
10/32
  
Hannibal 1.7 64-bit3109  62%
20/32
 56%
14/25
48%
15.5/32
 47%
15/32
  
NameEloCombusken
1.3.0
64-bit
4CPU
Combusken
1.2.0
64-bit
4CPU
Combusken
1.4.0
64-bit
Combusken
1.1.0
64-bit
4CPU
Combusken
1.3.0
64-bit
Combusken
1.2.0
64-bit
Combusken
1.0.0
64-bit
4CPU
Combusken
1.1.0
64-bit
Combusken
1.1.1
64-bit
Combusken
1.0.0
64-bit
iCE 4.0 64-bit3108  52%
16/31
 44%
11.5/26
33%
10.5/32
 31%
10/32
  
Amoeba 3.1 64-bit 4CPU3101   56%
55.5/99
  41%
29/71
   
PeSTO 2.210 64-bit 4CPU3098   54%
53.5/100
  39%
27/70
   
chess22k 1.14 64-bit3097  58%
18.5/32
 50%
13/26
45%
14.5/32
  28%
9/32
 
Protector 1.9.0 64-bit3087    47%
15/32
45%
14/31
 39%
12.5/32
 34%
11/32
Minic 2.33 64-bit3086    56%
18/32
59%
19/32
    
Senpai 2.0 64-bit3085    56%
14.5/26
64%
20.5/32
 38%
12/32
 27%
8.5/32
chess22k 1.13 64-bit3084       44%
14/32
 30%
9.5/32
Igel 2.3.1 64-bit3073     53%
17/32
 41%
13/32
  
Winter 0.7 64-bit 4CPU3073   58%
58/100
  43%
31/72
   
Cheng 4.39 64-bit 4CPU3063   53%
51.5/98
  45%
32.5/72
   
Pirarucu 3.3.5 64-bit3061    61%
19.5/32
55%
17.5/32
  50%
16/32
 
Topple 0.7.5 64-bit 4CPU3057   56%
56.5/100
  50%
21/42
   
Bobcat 8.0 64-bit 4CPU3056   58%
57/98
  51%
37/72
   
Winter 0.8 64-bit3053    48%
15.5/32
50%
16/32
  30%
9.5/32
 
SmarThink 1.98 64-bit3043   60%
59/98
52%
16.5/32
50%
16/32
 53%
17/32
 29%
9/31
Pirarucu 3.2.4 64-bit3037       31%
10/32
 39%
12.5/32
Monolith 2.01 64-bit3036    70%
22.5/32
50%
16/32
    
Naum 4.6 64-bit3031    62%
16/26
62%
20/32
 50%
16/32
 48%
15.5/32
Bagatur 2.0 64-bit3029     56%
18/32
 52%
16.5/32
 33%
10.5/32
NameEloCombusken
1.3.0
64-bit
4CPU
Combusken
1.2.0
64-bit
4CPU
Combusken
1.4.0
64-bit
Combusken
1.1.0
64-bit
4CPU
Combusken
1.3.0
64-bit
Combusken
1.2.0
64-bit
Combusken
1.0.0
64-bit
4CPU
Combusken
1.1.0
64-bit
Combusken
1.1.1
64-bit
Combusken
1.0.0
64-bit
Minic 2.07 64-bit3027     55%
17.5/32
 50%
16/32
  
Deuterium 2019.2.37.73 64-bit3020     55%
17.5/32
 45%
14.5/32
 34%
11/32
Hakkapeliitta TCEC v2 64-bit3019     52%
16.5/32
 48%
15.5/32
 32%
10/31
ChessBrainVB 3.743002       50%
16/32
 45%
14.5/32
Lc0 0.24.0 w591226 64-bit2990    53%
17/32
    42%
13.5/32
Topple 0.7.5 64-bit2987       55%
17/31
 47%
15/32
Godel 7.0 64-bit2982       56%
18/32
 52%
16.5/32
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:
  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