CCRL Blitz
Downloads and Statistics
February 27, 2021
Testing summary:
Total: 2'472'902 games
played by 2'944 programs

White wins: 950'998 (38.5%)
Black wins: 761'961 (30.8%)
Draws: 759'943 (30.7%)
White score: 53.8%

Custom engine selection

Comparing 8 engines!
8 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 February 27, 2021 with Bayeselo based on 2'472'902 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+
1Godel 7.0 64-bit2983+13−1345.2%+31.335.2%2051 
100.0%
 Godel 6.0 64-bit2948+14−1547.7%+14.932.2%1648
100.0%
 Godel 5.5.1 64-bit2890+16−1652.5%−16.929.6%1403
100.0%
 Godel 4.4.5 64-bit2839+16−1650.6%−4.529.2%1395
99.9%
 Godel 4.0.7 64-bit2804+14−1451.9%−13.824.2%1790
100.0%
 Godel 3.4.9 64-bit2742+12−1249.6%+3.929.7%2692
100.0%
 Godel 2.3.7 64-bit2618+13−1345.2%+36.527.5%2128
99.9%
 Godel 2.05 64-bit2589+12−1261.4%−86.726.9%2541
 

Results matrix

Custom engine selection
#NameElo12345678
1Godel 7.0 64-bit2983        
2Godel 6.0 64-bit2948        
3Godel 5.5.1 64-bit2890        
4Godel 4.4.5 64-bit2839        
5Godel 4.0.7 64-bit2804        
6Godel 3.4.9 64-bit2742        
7Godel 2.3.7 64-bit2618        
8Godel 2.05 64-bit2589        
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
#NameElo12345678
1Godel 7.0 64-bit2983 100.0100.0100.0100.0100.0100.0100.0
2Godel 6.0 64-bit29480.0 100.0100.0100.0100.0100.0100.0
3Godel 5.5.1 64-bit28900.00.0 100.0100.0100.0100.0100.0
4Godel 4.4.5 64-bit28390.00.00.0 99.9100.0100.0100.0
5Godel 4.0.7 64-bit28040.00.00.00.1 100.0100.0100.0
6Godel 3.4.9 64-bit27420.00.00.00.00.0 100.0100.0
7Godel 2.3.7 64-bit26180.00.00.00.00.00.0 99.9
8Godel 2.05 64-bit25890.00.00.00.00.00.00.1 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678
1Godel 7.0 64-bit2983 771768182409
2Godel 6.0 64-bit2948771 1143209275837464
3Godel 5.5.1 64-bit2890761143 90376034113764
4Godel 4.4.5 64-bit28398209903 1068399690
5Godel 4.0.7 64-bit2804182757601068 126819399
6Godel 3.4.9 64-bit274224833413991268 1036378
7Godel 2.3.7 64-bit2618074137691931036 1467
8Godel 2.05 64-bit2589964640993781467 
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
#NameElo12345678
1Godel 7.0 64-bit2983 20.82.20.20.50.50.00.2
2Godel 6.0 64-bit294820.8 37.56.98.01.92.01.5
3Godel 5.5.1 64-bit28902.237.5 32.323.88.33.91.6
4Godel 4.4.5 64-bit28390.26.932.3 33.59.82.00.0
5Godel 4.0.7 64-bit28040.58.023.833.5 28.34.92.3
6Godel 3.4.9 64-bit27420.51.98.39.828.3 21.57.2
7Godel 2.3.7 64-bit26180.02.03.92.04.921.5 31.4
8Godel 2.05 64-bit25890.21.51.60.02.37.231.4 
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 111 common opponents

Custom engine selection
NameEloGodel
7.0
64-bit
Godel
6.0
64-bit
Godel
5.5.1
64-bit
Godel
4.4.5
64-bit
Godel
4.0.7
64-bit
Godel
3.4.9
64-bit
Godel
2.3.7
64-bit
Godel
2.05
64-bit
Texel 1.07 64-bit311339%
12.5/32
   0%
0/1
   
Hannibal 1.7 64-bit311023%
7.5/32
    0%
0/1
  
Protector 1.9.0 64-bit308837%
11.5/31
    0%
0/1
  
Senpai 2.0 64-bit308633%
10.5/32
   0%
0/1
   
ChessBrainVB 3.723048 30%
9.5/32
20%
6.5/33
     
SmarThink 1.98 64-bit304539%
12.5/32
31%
10/32
      
Naum 4.6 64-bit303156%
18/32
38%
12/32
      
Hakkapeliitta TCEC v2 64-bit302148%
15.5/32
30%
9.5/32
   0%
0/1
  
Deuterium 2019.2.37.73 64-bit301948%
15.5/32
41%
13/32
      
Minic 1.44 64-bit300342%
13.5/32
50%
16/32
      
Rodent IV 022 64-bit299062%
20/32
45%
14.5/32
      
Marvin 3.5.0 64-bit298845%
14.5/32
47%
14.5/31
      
Hiarcs 14298565%
20/31
55%
17.5/32
      
Amoeba 3.1 64-bit298447%
14.5/31
39%
12.5/32
      
Winter 0.7 64-bit297861%
19.5/32
52%
16.5/32
      
Bobcat 8.0 64-bit296145%
14.5/32
59%
19/32
50%
0.5/1
0%
0/1
 25%
0.5/2
  
Amoeba 2.8 64-bit2953   0%
0/1
0%
0/1
   
Cheng 4.39 64-bit294355%
17.5/32
48%
15.5/32
36%
11.5/32
 50%
0.5/1
0%
0/1
  
Winter 0.6 64-bit2938 44%
14/32
39%
12.5/32
     
Crafty 25.2 64-bit2934 61%
19.5/32
33%
10.5/32
 50%
1/2
100%
1/1
  
NameEloGodel
7.0
64-bit
Godel
6.0
64-bit
Godel
5.5.1
64-bit
Godel
4.4.5
64-bit
Godel
4.0.7
64-bit
Godel
3.4.9
64-bit
Godel
2.3.7
64-bit
Godel
2.05
64-bit
Dirty CUCUMBER 64-bit292850%
0.5/1
50%
16/32
41%
13/32
     
Deep Sjeng c't 20102926   32%
9.5/30
 50%
0.5/1
  
Spark 1.0 64-bit2926 58%
18.5/32
34%
11/32
 17%
0.5/3
 7%
0.5/7
 
Atlas 3.91 64-bit2923100%
1/1
50%
50/101
45%
14.5/32
 34%
10.5/31
   
Toga II 4.0 64-bit2922 53%
17/32
45%
14.5/32
     
Spike 1.4 Leiden2920 59%
19/32
58%
18.5/32
 100%
1/1
 2%
0.5/21
 
EXchess 7.97b 64-bit2917 50%
16/32
59%
19.5/33
100%
1/1
0%
0/1
0%
0/1
  
DiscoCheck 5.2.1 64-bit2913   43%
13/30
32%
9.5/30
   
Zurichess Neuchatel 64-bit2902 55%
17.5/32
36%
11.5/32
37%
11/30
37%
11/30
0%
0/1
  
Quazar 0.4 64-bit2901 56%
18/32
36%
11.5/32
 31%
23.5/77
  17%
5.5/32
Tucano 7.07 64-bit2900 58%
18.5/32
58%
29/50
     
Deep Junior Yokohama 64-bit2898 50%
16/32
47%
15/32
     
Daydreamer 2.0.0-pre2 64-bit2891 59%
19/32
47%
15/32
  15%
4.5/30
  
Thinker 5.4d Inert 64-bit2885 55%
17.5/32
53%
17/32
37%
5.5/15
    
Deuterium 14.3.34.130 64-bit2883    55%
16.5/30
50%
1/2
  
Murka 3 64-bit2882 53%
17/32
48%
15.5/32
42%
36/86
    
Tucano 7.05 64-bit2878  50%
16/32
56%
9/16
    
The Baron 3.43 64-bit2874   49%
42/86
22%
6.5/30
   
Gaviota 1.0 64-bit2871  52%
17/33
47%
7.5/16
    
MinkoChess 1.3 64-bit2870  55%
17.5/32
41%
6.5/16
    
NameEloGodel
7.0
64-bit
Godel
6.0
64-bit
Godel
5.5.1
64-bit
Godel
4.4.5
64-bit
Godel
4.0.7
64-bit
Godel
3.4.9
64-bit
Godel
2.3.7
64-bit
Godel
2.05
64-bit
DisasterArea 1.65 64-bit2869  41%
13/32
47%
7.5/16
53%
19/36
0%
0/1
  
Pirarucu 2.3.8 64-bit2866   58%
26.5/46
0%
0/1
   
Nemo 1.0.1 64-bit2858  38%
12/32
35%
30.5/87
45%
14.5/32
 18%
2.5/14
 
NirvanaChess 1.7 64-bit2849     30%
3/10
11%
3.5/32
 
Zappa Mexico II 64-bit2846  63%
19.5/31
59%
9.5/16
31%
19.5/63
31%
10/32
  
Onno 1.2.70 64-bit2842  66%
21/32
59%
9.5/16
34%
11/32
34%
10.5/31
  
Tornado 8.0 64-bit2829  70%
22.5/32
50%
23.5/47
47%
15/32
   
Marvin 3.2.0 64-bit2828  66%
21/32
64%
20.5/32
    
Crafty 23.8 64-bit2825     38%
12/32
21%
1.5/7
 
Monolith 1.0 64-bit2819  59%
19/32
59%
22.5/38
    
Octochess r5506 64-bit2819   61%
42.5/70
0%
0/1
   
Rhetoric 1.4.3 64-bit2808100%
1/1
 61%
20/33
53%
8.5/16
50%
31/62
44%
15.5/35
  
RuyDos 1.1.6 64-bit2798   64%
44.5/69
100%
1/1
   
Marvin 3.1.0 64-bit2793   61%
43/70
64%
30/47
   
RofChade 1.0 64-bit2793   52%
15.5/30
44%
47.5/107
   
Fruit 2.3.12781    100%
1/1
100%
1/1
  
Ktulu 92781   60%
18.5/31
37%
11.5/31
42%
14/33
  
The Baron 3.42 64-bit2781    52%
16.5/32
50%
15/30
  
Octochess r5190 64-bit2780  75%
24/32
53%
8.5/16
55%
17.5/32
52%
16.5/32
0%
0/7
 
Bright 0.5c2771    51%
31.5/62
45%
14.5/32
  
NameEloGodel
7.0
64-bit
Godel
6.0
64-bit
Godel
5.5.1
64-bit
Godel
4.4.5
64-bit
Godel
4.0.7
64-bit
Godel
3.4.9
64-bit
Godel
2.3.7
64-bit
Godel
2.05
64-bit
Twisted Logic 20090922 64-bit2771    66%
21/32
44%
14/32
29%
4/14
 
Frenzee 3.5.19 64-bit2770   72%
21.5/30
47%
15/32
44%
14.5/33
  
Twisted Logic 20100131x 64-bit2768   0%
0/1
100%
2/2
   
Pawny 1.2 64-bit2767  50%
0.5/1
 58%
46/80
75%
1.5/2
  
Jonny 4.002764    61%
143.5/234
36%
11.5/32
  
Bison 9.11 64-bit2761    52%
42.5/81
100%
1/1
  
BugChess2 1.9 64-bit2760   52%
15.5/30
40%
25/62
34%
10.5/31
  
Arminius 2018-12-23 64-bit2755  100%
1/1
67%
21.5/32
    
Gogobello 1.4 64-bit2755    57%
54.5/96
43%
13/30
  
Chronos 1.9.9 64-bit2740   100%
1/1
63%
19.5/31
49%
16.5/34
28%
11/39
 
Shield 2.1 64-bit2740    77%
86.5/112
41%
13/32
  
Karballo 1.8 64-bit2731100%
1/1
  100%
1/1
68%
21/31
57%
16/28
  
Bobcat 3.25 64-bit2713     59%
16/27
36%
13.5/37
 
Chess Tiger 2007.12713     59%
16.5/28
50%
16/32
 
Devel 2.00002713    50%
16/32
65%
19.5/30
  
Atlas 3.60 64-bit2703     62%
18/29
25%
2.5/10
 
RedQueen 1.1.4 64-bit2690     48%
14.5/30
42%
13.5/32
 
Delfi 5.42683    50%
0.5/1
65%
19.5/30
38%
12/32
 
Daydreamer 1.75 64-bit2673      44%
11/25
47%
14/30
Vajolet 2.482667     50%
15/30
42%
13/31
 
NameEloGodel
7.0
64-bit
Godel
6.0
64-bit
Godel
5.5.1
64-bit
Godel
4.4.5
64-bit
Godel
4.0.7
64-bit
Godel
3.4.9
64-bit
Godel
2.3.7
64-bit
Godel
2.05
64-bit
Alaric 7072663     58%
18/31
48%
15.5/32
53%
17/32
Nebula 2.0 64-bit2655     56%
18/32
25%
1/4
 
Alfil 13.1 64-bit2643     62%
17.5/28
52%
16.5/32
 
Colossus 2008b2642     65%
19.5/30
64%
20.5/32
42%
13.5/32
E.T. Chess 13.01.082634     70%
21/30
59%
19/32
39%
12/31
Gandalf 62627     73%
22.5/31
55%
17.5/32
39%
12.5/32
WildCat 82625     66%
20.5/31
55%
17/31
39%
12.5/32
Movei 00.8.438 (10 10 10)2622     78%
25/32
56%
18/32
 
Rotor 0.7a2618      47%
15/32
58%
18.5/32
Sloppy 0.2.2 64-bit2617    100%
1/1
73%
22.5/31
56%
17.5/31
55%
17.5/32
Slow Chess Blitz WV2.12615      52%
16.5/32
48%
15.5/32
Rodent 0.16 64-bit2612      66%
21/32
47%
15/32
Rotor 0.82611   50%
0.5/1
  18%
3.5/20
 
Ruffian 2.1.02610      55%
17.5/32
44%
14/32
RedQueen 1.1.1 64-bit2609      41%
13/32
34%
11/32
Philou 3.7 64-bit2607      62%
20/32
53%
17/32
Amyan 1.722604      56%
18/32
61%
19.5/32
Pharaon 3.5.12603      38%
12/32
47%
15/32
Glass 1.9 64-bit2601      55%
17.5/32
55%
17.5/32
GarboChess 2.10 64-bit2598      59%
19/32
59%
19/32
NameEloGodel
7.0
64-bit
Godel
6.0
64-bit
Godel
5.5.1
64-bit
Godel
4.4.5
64-bit
Godel
4.0.7
64-bit
Godel
3.4.9
64-bit
Godel
2.3.7
64-bit
Godel
2.05
64-bit
GNU Chess 5.07.173b 64-bit2597      48%
19/40
28%
9/32
Francesca MAD 0.192581      67%
21.5/32
67%
21.5/32
Hamsters 0.7.12579      67%
21.5/32
41%
13/32
Petir 4.9999992556      52%
16.5/32
63%
19.5/31
The Baron 2.23 64-bit2555      67%
21.5/32
66%
21/32
nanoSzachy 4.0 64-bit2543      69%
22/32
44%
14/32
Ufim 8.022541    75%
1.5/2
100%
1/1
  
Pepito 1.59.2 64-bit2521100%
1/1
      66%
21/32
Quark 2.352424     100%
1/1
 78%
25/32
Simplex 0.9.8 64-bit2407100%
1/1
      63%
19.5/31
Sungorus 1.4 64-bit2310100%
1/1
      89%
28.5/32
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 February 27, 2021