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 9 engines!
9 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 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+
1K2 0.952674+24−2456.1%−44.822.9%634 
100.0%
 K2 0.912589+14−1449.7%+2.631.0%1721
62.2%
 K2 0.872586+17−1749.3%+4.328.4%1208
98.7%
 K2 0.832559+16−1650.6%−4.726.4%1358
100.0%
 K2 0.792503+20−2053.2%−25.125.8%925
100.0%
 K2 0.712384+18−1854.7%−37.321.6%1213
100.0%
 K2 0.572179+18−1852.8%−24.820.7%1159
100.0%
 K2 0.43f2129+18−1850.0%+0.919.3%1122
100.0%
 K2 0.351972+34−3445.0%+44.220.5%317
 

Results matrix

Custom engine selection
#NameElo123456789
1K2 0.952674         
2K2 0.912589         
3K2 0.872586         
4K2 0.832559         
5K2 0.792503         
6K2 0.712384         
7K2 0.572179         
8K2 0.43f2129         
9K2 0.351972         
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
#NameElo123456789
1K2 0.952674 100.0100.0100.0100.0100.0100.0100.0100.0
2K2 0.9125890.0 62.299.7100.0100.0100.0100.0100.0
3K2 0.8725860.037.8 98.7100.0100.0100.0100.0100.0
4K2 0.8325590.00.31.3 100.0100.0100.0100.0100.0
5K2 0.7925030.00.00.00.0 100.0100.0100.0100.0
6K2 0.7123840.00.00.00.00.0 100.0100.0100.0
7K2 0.5721790.00.00.00.00.00.0 100.0100.0
8K2 0.43f21290.00.00.00.00.00.00.0 100.0
9K2 0.3519720.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789
1K2 0.952674 79828744700000
2K2 0.912589798 14341036739000
3K2 0.8725862871434 8961173003
4K2 0.8325594471036896 7180000
5K2 0.792503073117718 509000
6K2 0.7123840930509 6923810
7K2 0.57217900000692 145660
8K2 0.43f2129000003811456 267
9K2 0.35197200300060267 
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
#NameElo123456789
1K2 0.952674 33.915.622.40.00.00.00.00.0
2K2 0.91258933.9 49.033.62.80.30.00.00.0
3K2 0.87258615.649.0 34.95.50.10.00.00.2
4K2 0.83255922.433.634.9 31.40.00.00.00.0
5K2 0.7925030.02.85.531.4 23.80.00.00.0
6K2 0.7123840.00.30.10.023.8 29.216.30.0
7K2 0.5721790.00.00.00.00.029.2 63.84.1
8K2 0.43f21290.00.00.00.00.016.363.8 18.6
9K2 0.3519720.00.00.20.00.00.04.118.6 
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 100 common opponents

Custom engine selection
NameEloK2
0.95
K2
0.91
K2
0.87
K2
0.83
K2
0.79
K2
0.71
K2
0.57
K2
0.43f
K2
0.35
Chessmaster 11 Paralyse2685 50%
1/2
0%
0/3
      
RedQueen 1.1.98 64-bit2667 100%
1/1
100%
1/1
      
Nebula 2.0 64-bit2653 0%
0/1
50%
0.5/1
      
Donna 4.0 64-bit2650 50%
0.5/1
50%
1/2
      
WildCat 82623 37%
22.5/61
0%
0/1
      
Movei 00.8.438 (10 10 10)2622 44%
26.5/60
35%
10.5/30
      
GreKo 2016 64-bit2619  50%
15.5/31
40%
12.5/31
     
Philou 3.7.1 64-bit2619 45%
14.5/32
42%
12.5/30
      
Zarkov 6.552618 51%
30.5/60
55%
17.5/32
45%
9/20
     
tomitankChess 2.0 64-bit2615 45%
14.5/32
39%
12.5/32
      
Slow Chess Blitz WV2.12614 41%
13/32
100%
1/1
      
Delocto 0.6 64-bit261145%
14.5/32
40%
24.5/61
35%
11/31
      
Glass 2.0 64-bit261150%
16/32
47%
43.5/93
 42%
13.5/32
     
Coiled 0.5 64-bit2610 47%
15/32
37%
11.5/31
      
NoraGrace 2.0 64-bit2610 55%
18/33
38%
12/32
      
Jellyfish 1.1 64-bit260947%
15/32
59%
19/32
0%
0/1
      
Ruffian 2.1.0260853%
17/32
53%
17/32
       
GarboChess 2.20 64-bit260648%
15.5/32
45%
14.5/32
       
Amyan 1.72260461%
19.5/32
48%
44/92
 28%
9/32
     
Pharaon 3.5.1260364%
20.5/32
38%
12/32
0%
0/1
34%
11/32
     
NameEloK2
0.95
K2
0.91
K2
0.87
K2
0.83
K2
0.79
K2
0.71
K2
0.57
K2
0.43f
K2
0.35
Monolith 0.4 64-bit2601 41%
37.5/91
53%
33/62
      
DanaSah 7.02598 47%
15/32
47%
42/90
      
N2 0.4 64-bit2589  100%
1/1
     5%
0.5/10
Floyd 0.9 64-bit258466%
21/32
45%
15/33
55%
17/31
66%
20.5/31
     
Francesca MAD 0.192580 61%
19/31
52%
31.5/60
53%
17/32
     
Hamsters 0.7.1257973%
23.5/32
50%
16/32
 59%
19/32
     
Zurichess Glarus 64-bit2578   47%
14.5/31
39%
12.5/32
    
DanaSah 6.502577  55%
17/31
55%
17.5/32
     
Muse 0.953 64-bit257769%
22/32
47%
15.5/33
53%
32/60
50%
16/32
     
SOS 5.1257173%
23.5/32
48%
15/31
63%
19.5/31
42%
13.5/32
     
Maverick 1.5 64-bit2569 58%
18/31
44%
13.5/31
48%
15.5/32
     
Aristarch 4.502567 59%
19/32
56%
19/34
55%
17.5/32
     
Petir 4.392566 56%
17.5/31
 52%
16.5/32
     
nanoSzachy 4.1 64-bit2562 66%
21/32
47%
8/17
42%
13.5/32
     
Brutus 8.05 64-bit2559 52%
17/33
0%
0/1
45%
14.5/32
34%
6.5/19
    
Marvin 2.1.0 64-bit2555  58%
17.5/30
38%
12/32
     
Ghost 3.1 64-bit2551 70%
22.5/32
43%
13/30
59%
19/32
     
Ufim 8.022539  50%
1.5/3
47%
15/32
36%
11.5/32
    
AnMon 5.752538 0%
0/1
58%
18/31
45%
14.5/32
44%
14/32
    
Fridolin 2.00 64-bit2538  25%
0.5/2
50%
16/32
56%
17.5/31
    
NameEloK2
0.95
K2
0.91
K2
0.87
K2
0.83
K2
0.79
K2
0.71
K2
0.57
K2
0.43f
K2
0.35
Capivara LK 0.09b02g 64-bit2536 58%
19/33
60%
18/30
      
Hayabusa 0.11.7 64-bit2534 100%
1/1
100%
1/1
      
DanaSah 4.882533   59%
19/32
60%
18.5/31
    
Hermann 2.8 64-bit2532 100%
1/1
75%
3/4
60%
38.5/64
48%
15.5/32
    
JikChess 0.02 64-bit2521  100%
1/1
 38%
12/32
    
Green Light Chess 3.01.2.22505 100%
1/1
100%
1/1
53%
17/32
47%
15/32
    
Little Goliath Evolution 3.122503 100%
1/1
50%
0.5/1
58%
18.5/32
52%
16/31
    
Yace 0.99.872503 0%
0/1
 53%
17/32
45%
14/31
    
Trace 1.37a2499 100%
1/1
100%
2/2
69%
22/32
44%
14/32
    
Gothmog 1.0b102482 50%
1/2
100%
1/1
      
Mephisto Gideon Professional2472    45%
14.5/32
36%
10/28
   
Cerebro 3.03d2471    59%
13/22
30%
8.5/28
   
Dorky 4.3 64-bit2466    44%
14/32
39%
10.5/27
   
Carballo 1.3 64-bit2454    61%
19.5/32
34%
11/32
   
LittleThought 1.052 64-bit2452    56%
18/32
45%
13/29
   
Counter 1.22446    41%
13/32
37%
11/30
   
LambChop 10.992433 50%
0.5/1
   38%
11/29
   
Dragon 4.62417  0%
0/1
  45%
13.5/30
   
RomiChess P3L 64-bit2411    68%
15/22
50%
15.5/31
   
Giraffe 20150908 64-bit2409    61%
14/23
59%
19/32
   
NameEloK2
0.95
K2
0.91
K2
0.87
K2
0.83
K2
0.79
K2
0.71
K2
0.57
K2
0.43f
K2
0.35
Ifrit m1.8 64-bit2406  75%
1.5/2
 57%
13/23
    
Simplex 0.9.8 64-bit2406 50%
0.5/1
  64%
14/22
50%
11.5/23
   
Amy 0.87b2384  50%
0.5/1
 83%
19/23
    
Gibbon 2.69a 64-bit2321 100%
1/1
   41%
13/32
   
Absolute Zero 2.4.0.0 64-bit2259     66%
21/32
40%
12.5/31
  
Anechka 0.082233     69%
22/32
47%
14/30
36%
11.5/32
 
Ant 2006-F2231     62%
20/32
62%
18.5/30
  
AliChess 4.252227     70%
22.5/32
37%
11.5/31
40%
12.5/31
 
Fischerle 0.9.60 64-bit2225     72%
23/32
44%
14/32
  
OBender 3.2.x2221     83%
26.5/32
55%
17/31
23%
7.5/32
 
Adam 3.32220     73%
23.5/32
26%
8/31
28%
9/32
 
Chispa 4.0.32207     61%
19.5/32
32%
10/31
37%
11/30
 
FireFly 2.7.0 64-bit2207     72%
23/32
56%
17.5/31
33%
10.5/32
 
Orion 0.2 64-bit2206     83%
26.5/32
41%
13/32
  
CyberPagno 2.12205      44%
14/32
44%
13.5/31
 
Beowulf 2.4a 32-bit2203      48%
15.5/32
37%
11.5/31
 
RattateChess 1.0 Nosferatu2198     70%
22.5/32
48%
14.5/30
  
Shallow 1.0 64-bit2191      56%
18/32
31%
10/32
 
Uralochka 1.1b2188      39%
12.5/32
44%
13.5/31
 
Mango Paola Ajedrez 1.02186      63%
19.5/31
58%
18/31
 
NameEloK2
0.95
K2
0.91
K2
0.87
K2
0.83
K2
0.79
K2
0.71
K2
0.57
K2
0.43f
K2
0.35
Atak 6.82184      56%
17.5/31
53%
17/32
 
Madeleine 0.22183      42%
13.5/32
50%
15/30
 
Protej 0.5.8c2180      48%
15/31
38%
11.5/30
 
Genesis 2.02169      43%
13/30
32%
10/31
 
InmiChess3.06N2161      47%
14/30
38%
11.5/30
 
BlackBishop 1.02155      53%
15.5/29
39%
12/31
 
Orion 0.1 64-bit2154      56%
17.5/31
65%
6.5/10
 
Alarm 0.93.12144      47%
14.5/31
50%
15.5/31
 
Lime 662142      52%
16/31
33%
10.5/32
 
NG-Play 9.84 64-bit2118      61%
19/31
52%
15/29
 
Napoleon 1.5.0 64-bit2080      53%
16/30
67%
21.5/32
 
Matheus 2.32057      73%
22.5/31
65%
20/31
35%
3.5/10
ChessMind 0.822056      58%
17.5/30
53%
16.5/31
65%
6.5/10
MadChess 1.2 64-bit2049       64%
20.5/32
20%
2/10
Gerbil 0.2 64-bit2042       79%
24.5/31
30%
3/10
Vice 1.0 64-bit2042       58%
18/31
30%
3/10
Bestia 0.902018       73%
23.5/32
45%
4.5/10
Small Potato 0.6.11992       74%
23/31
35%
3.5/10
Armageddon 2.3081985       66%
21/32
33%
3/9
BigLion 2.23x1985       72%
23/32
45%
4.5/10
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 September 12, 2020