CCRL Blitz
Downloads and Statistics
May 9, 2021
Testing summary:
Total: 2'520'531 games
played by 3'005 programs

White wins: 968'591 (38.4%)
Black wins: 775'557 (30.8%)
Draws: 776'383 (30.8%)
White score: 53.8%

Custom engine selection

Comparing 12 engines!
12 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 May 9, 2021 with Bayeselo based on 2'520'531 games
Please refer to the "about" page for comments on engine inclusion

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+
1KnightX 2.7 64-bit2598+20−2050.7%−4.128.1%848 
72.9%
 KnightX 2.61 64-bit2590+20−2053.1%−22.721.3%948
56.0%
 KnightX 2.5 64-bit2588+19−1951.0%−8.920.7%1075
100.0%
 KnightX 2.3 64-bit2494+18−1850.4%−2.724.1%1156
68.5%
 KnightX 1.98 64-bit2488+18−1856.7%−48.225.0%1088
99.3%
 KnightX 2.00 64-bit2442+32−3241.5%+62.420.1%359
59.8%
 KnightX 1.99 64-bit2436+29−3040.4%+70.321.6%416
100.0%
 KnightX 1.95 64-bit2374+20−2052.2%−16.019.2%916
50.2%
 KnightX 1.96 64-bit2374+26−2649.7%+2.523.9%535
100.0%
 KnightX 1.94 64-bit2320+20−1953.0%−21.522.7%954
62.3%
 KnightX 1.93 64-bit2315+19−1947.1%+22.418.5%1072
97.6%
 KnightX 1.922295+8−850.6%−6.422.5%7492
 

Results matrix

Custom engine selection
#NameElo123456789101112
1KnightX 2.7 64-bit2598            
2KnightX 2.61 64-bit2590            
3KnightX 2.5 64-bit2588            
4KnightX 2.3 64-bit2494            
5KnightX 1.98 64-bit2488            
6KnightX 2.00 64-bit2442            
7KnightX 1.99 64-bit2436            
8KnightX 1.95 64-bit2374            
9KnightX 1.96 64-bit2374            
10KnightX 1.94 64-bit2320            
11KnightX 1.93 64-bit2315            
12KnightX 1.922295            
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
#NameElo123456789101112
1KnightX 2.7 64-bit2598 72.978.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2KnightX 2.61 64-bit259027.1 56.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3KnightX 2.5 64-bit258822.044.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4KnightX 2.3 64-bit24940.00.00.0 68.599.8100.0100.0100.0100.0100.0100.0
5KnightX 1.98 64-bit24880.00.00.031.5 99.399.8100.0100.0100.0100.0100.0
6KnightX 2.00 64-bit24420.00.00.00.20.7 59.8100.099.9100.0100.0100.0
7KnightX 1.99 64-bit24360.00.00.00.00.240.2 100.099.9100.0100.0100.0
8KnightX 1.95 64-bit23740.00.00.00.00.00.00.0 50.2100.0100.0100.0
9KnightX 1.96 64-bit23740.00.00.00.00.00.10.149.8 100.0100.0100.0
10KnightX 1.94 64-bit23200.00.00.00.00.00.00.00.00.0 62.399.0
11KnightX 1.93 64-bit23150.00.00.00.00.00.00.00.00.037.7 97.6
12KnightX 1.9222950.00.00.00.00.00.00.00.00.01.02.4 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789101112
1KnightX 2.7 64-bit2598 6940000000009
2KnightX 2.61 64-bit2590694 6975703191152550006168
3KnightX 2.5 64-bit25880697 10187645197020006276
4KnightX 2.3 64-bit249405701018 85663583000062146
5KnightX 1.98 64-bit24880319764856 519575529723070509
6KnightX 2.00 64-bit24420115519635519 636000015
7KnightX 1.99 64-bit24360255702830575636 000015
8KnightX 1.95 64-bit2374000052900 8136405451616
9KnightX 1.96 64-bit2374000072300813 03659
10KnightX 1.94 64-bit232000000006400 9601575
11KnightX 1.93 64-bit2315061626270005453960 1303
12KnightX 1.922295968761465091515161665915751303 
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
#NameElo123456789101112
1KnightX 2.7 64-bit2598 38.60.00.00.00.00.00.00.00.00.00.1
2KnightX 2.61 64-bit259038.6 34.527.115.78.818.70.00.00.03.00.8
3KnightX 2.5 64-bit25880.034.5 45.635.336.247.10.00.00.02.90.9
4KnightX 2.3 64-bit24940.027.145.6 38.141.952.80.00.00.02.81.7
5KnightX 1.98 64-bit24880.015.735.338.1 35.938.226.444.50.03.25.9
6KnightX 2.00 64-bit24420.08.836.241.935.9 82.10.00.00.00.00.2
7KnightX 1.99 64-bit24360.018.747.152.838.282.1 0.00.00.00.00.2
8KnightX 1.95 64-bit23740.00.00.00.026.40.00.0 56.034.227.419.2
9KnightX 1.96 64-bit23740.00.00.00.044.50.00.056.0 0.00.28.2
10KnightX 1.94 64-bit23200.00.00.00.00.00.00.034.20.0 47.418.6
11KnightX 1.93 64-bit23150.03.02.92.83.20.00.027.40.247.4 15.2
12KnightX 1.9222950.10.80.91.75.90.20.219.28.218.615.2 
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 101 common opponents

Custom engine selection
NameEloKnightX
2.7
64-bit
KnightX
2.61
64-bit
KnightX
2.5
64-bit
KnightX
2.3
64-bit
KnightX
1.98
64-bit
KnightX
2.00
64-bit
KnightX
1.99
64-bit
KnightX
1.95
64-bit
KnightX
1.96
64-bit
KnightX
1.94
64-bit
KnightX
1.93
64-bit
KnightX
1.92
WyldChess 1.51 64-bit262932%
10/31
          0%
0/1
Drofa 2.2.0 64-bit261448%
15/31
47%
15/32
          
Glass 2.0 64-bit261439%
12/31
42%
13.5/32
          
Jellyfish 1.1 64-bit261239%
12/31
42%
13.5/32
          
NoraGrace 2.0 64-bit2610 48%
15/31
         50%
0.5/1
Ruffian 2.1.0261044%
13.5/31
50%
15.5/31
          
GarboChess 2.20 64-bit260745%
14/31
52%
16.5/32
          
Amyan 1.72260452%
16/31
34%
11/32
          
Pharaon 3.5.1260352%
16/31
30%
9.5/32
          
Nawito 2012 64-bit2601 55%
17/31
42%
13.5/32
         
N2 0.4 64-bit259155%
17.5/32
42%
13/31
         0%
0/1
Betsabe II 2020258562%
20/32
53%
17/32
          
Coiled 0.6 64-bit258445%
14/31
47%
15/32
          
Lozza 2.0 64-bit257145%
14.5/32
58%
18.5/32
          
Aristarch 4.50256748%
15.5/32
          0%
0/1
Ufim 8.022540 58%
18.5/32
47%
15/32
45%
13.5/30
41%
13/32
       
FrankWalter 2.4.0 64-bit2539 65%
20/31
52%
16.5/32
         
AnMon 5.752537 64%
20.5/32
65%
20/31
45%
14.5/32
34%
11/32
      28%
8.5/30
Hermann 2.8 64-bit2531 48%
15.5/32
69%
22/32
38%
12/32
45%
14.5/32
       
Pupsi2 0.09 64-bit2531 60%
18.5/31
67%
21.5/32
39%
12.5/32
      23%
7/30
 
NameEloKnightX
2.7
64-bit
KnightX
2.61
64-bit
KnightX
2.5
64-bit
KnightX
2.3
64-bit
KnightX
1.98
64-bit
KnightX
2.00
64-bit
KnightX
1.99
64-bit
KnightX
1.95
64-bit
KnightX
1.96
64-bit
KnightX
1.94
64-bit
KnightX
1.93
64-bit
KnightX
1.92
Magnum 4.0 64-bit2529 58%
18/31
53%
17/32
44%
14/32
  45%
14.5/32
     
Jumbo 0.7.0 64-bit2527 64%
20.5/32
66%
21/32
32%
10/31
45%
14/31
 27%
8.5/32
     
JikChess 0.02 64-bit2522 58%
18.5/32
60%
18.5/31
52%
16.5/32
41%
13/32
32%
8/25
39%
12.5/32
     
Raven 1.10 64-bit2521 48%
15/31
42%
13.5/32
45%
14.5/32
        
Pepito 1.59.2 64-bit2520 67%
21.5/32
69%
22/32
50%
16/32
 42%
11/26
45%
14.5/32
     
Axolotl 1.9 64-bit2512  61%
19.5/32
41%
13/32
44%
14/32
28%
7/25
38%
12/32
     
Green Light Chess 3.01.2.22505  70%
22.5/32
44%
14/32
45%
14.5/32
38%
9.5/25
34%
11/32
     
Little Goliath Evolution 3.122502  70%
22.5/32
45%
14.5/32
56%
18/32
40%
10/25
39%
12.5/32
    0%
0/1
Yace 0.99.872502  78%
25/32
53%
17/32
36%
11.5/32
44%
12/27
48%
15.5/32
    50%
1/2
Trace 1.37a2499  73%
23.5/32
48%
15.5/32
52%
16.5/32
35%
9/26
48%
15.5/32
    0%
0/1
Magnum 4.0 32-bit2496    48%
15.5/32
40%
10.5/26
      
CyberPagno 3.0 64-bit2493  65%
20/31
42%
13.5/32
52%
16.5/32
39%
10.5/27
42%
13.5/32
    0%
0/1
NoC 4.20 64-bit2492  58%
18.5/32
62%
20/32
 52%
14/27
42%
13.5/32
     
Bruja 1.9.1 64-bit2490   55%
17.5/32
69%
22/32
50%
12.5/25
39%
12.5/32
     
Tao 5.62489   53%
16.5/31
 48%
12.5/26
38%
12/32
     
BBChess 1.3b 64-bit2481   52%
16.5/32
       0%
0/1
Xpdnt 0910072472          0%
0/1
25%
7.5/30
LittleThought 1.052 64-bit2453   45%
14.5/32
       34%
10.5/31
Lozza 1.18 64-bit2441   56%
18/32
       50%
0.5/1
Delphil 3.2 64-bit2431          100%
1/1
0%
0/1
NameEloKnightX
2.7
64-bit
KnightX
2.61
64-bit
KnightX
2.5
64-bit
KnightX
2.3
64-bit
KnightX
1.98
64-bit
KnightX
2.00
64-bit
KnightX
1.99
64-bit
KnightX
1.95
64-bit
KnightX
1.96
64-bit
KnightX
1.94
64-bit
KnightX
1.93
64-bit
KnightX
1.92
RomiChess P3n 64-bit2412          50%
0.5/1
0%
0/1
Ares GB 1.1 64-bit2408   69%
22/32
65%
39/60
       
Simplex 0.9.8 64-bit2407    66%
20.5/31
      0%
0/1
Ifrit m1.8 64-bit2405    55%
17.5/32
     50%
0.5/1
48%
9.5/20
TJchess 1.3 64-bit2398    58%
18.5/32
      0%
0/1
Taltos rev118 64-bit2395    72%
23/32
     27%
8.5/32
 
KnightDreamer 3.32393    59%
19/32
   52%
16.5/32
   
PostModernist 10162390    50%
16/32
  47%
15/32
53%
17/32
 0%
0/1
44%
14/32
Axolotl 1.8 64-bit2389       48%
15.5/32
  31%
10/32
 
Googleplex Starthinker 1.6 64-bit2389    59%
19/32
   48%
15.5/32
   
Comet B502387    52%
16.5/32
  45%
14/31
56%
18/32
  36%
11.5/32
Leila 0.53h2386    75%
24/32
  55%
17.5/32
44%
14/32
  42%
14/33
Diablo 0.5.12384    61%
19.5/32
  52%
15.5/30
47%
15/32
  0%
0/1
Amy 0.87b2383    64%
20.5/32
  47%
14.5/31
57%
17/30
  19%
6/31
Capture R012382    72%
21.5/30
  52%
16.5/32
55%
17.5/32
   
Gosu 0.162381    53%
17/32
  47%
15/32
53%
17/32
  40%
31.5/78
Frenzee 1482380  81%
26/32
 70%
22.5/32
       
Myrddin 0.87 64-bit2380    73%
23.5/32
  50%
15.5/31
44%
14/32
   
Barbarossa 0.5.0 64-bit2376    61%
19.5/32
   45%
14/31
   
Cmcchess 2.6 64-bit2375    88%
7/8
  61%
16.5/27
43%
12.5/29
  27%
3/11
NameEloKnightX
2.7
64-bit
KnightX
2.61
64-bit
KnightX
2.5
64-bit
KnightX
2.3
64-bit
KnightX
1.98
64-bit
KnightX
2.00
64-bit
KnightX
1.99
64-bit
KnightX
1.95
64-bit
KnightX
1.96
64-bit
KnightX
1.94
64-bit
KnightX
1.93
64-bit
KnightX
1.92
Der Bringer 1.92373       53%
17/32
41%
12/29
  29%
10/35
Patzer 3.802372       42%
13/31
58%
18.5/32
  51%
18/35
Terra 3.42368       48%
15.5/32
53%
17/32
  35%
11.5/33
The Crazy Bishop 00522363       50%
16/32
48%
15.5/32
  34%
15.5/45
Homer 2.012356       36%
11.5/32
   40%
25.5/63
Amateur 2.822350       52%
16.5/32
   45%
34/75
Popochin 4.1 64-bit2348       44%
14/32
 41%
13/32
 45%
25.5/57
Alex 2.14a 64-bit2347       55%
17.5/32
 52%
16.5/32
 38%
12/32
Horizon 4.42343       55%
17.5/32
 34%
11/32
 43%
29/68
Plisk 0.2.7d 64-bit2343       53%
17/32
 25%
8/32
50%
0.5/1
32%
9.5/30
Tigran 2.4n 64-bit2343       53%
17/32
 48%
15.5/32
  
Queen 4.032335       58%
18.5/32
 56%
18/32
 48%
15.5/32
Arion 1.72332       56%
18/32
 53%
17/32
50%
16/32
52%
33.5/64
EveAnn 1.722328       61%
19.5/32
 62%
20/32
50%
16/32
33%
10.5/32
Sage 3.532323       61%
19.5/32
  47%
29.5/63
46%
31.5/68
Chezzz 1.0.32320       59%
19/32
 42%
13.5/32
54%
34/63
48%
15.5/32
Gibbon 2.69a 64-bit2319       55%
17.5/32
 50%
16/32
58%
18.5/32
100%
2/2
Mediocre 0.5 64-bit2318         42%
13.5/32
55%
35/64
35%
12/34
Absolute Zero 2.4.7.2 64-bit2316         48%
15.5/32
55%
35/64
61%
8.5/14
Aice 0.99.22316         52%
16/31
45%
28.5/64
40%
18.5/46
NameEloKnightX
2.7
64-bit
KnightX
2.61
64-bit
KnightX
2.5
64-bit
KnightX
2.3
64-bit
KnightX
1.98
64-bit
KnightX
2.00
64-bit
KnightX
1.99
64-bit
KnightX
1.95
64-bit
KnightX
1.96
64-bit
KnightX
1.94
64-bit
KnightX
1.93
64-bit
KnightX
1.92
Barbarossa 0.4.0 64-bit2316       65%
20/31
  56%
35.5/63
42%
13.5/32
Isa 2.0.64 64-bit2313         64%
20.5/32
58%
36.5/63
100%
1/1
Sungorus 1.4 64-bit2310         36%
11.5/32
48%
30.5/64
50%
16/32
Asterisk 0.62306          42%
13.5/32
46%
29.5/64
Averno 0.812306          55%
32/58
28%
9.5/34
Waxman 20172304         48%
15.5/32
58%
18.5/32
49%
17/35
Joker 1.1.142301          44%
14/32
48%
14.5/30
Kingfisher 1.1.1 64-bit2297         48%
15/31
58%
18.5/32
50%
16/32
Tytan 9.32 64-bit2296          44%
14/32
39%
13.5/35
Thor's Hammer 2.29 64-bit2293          50%
0.5/1
50%
1/2
Googleplex Starthinker 1.4 64-bit2288         59%
19/32
58%
18.5/32
 
Fischerle 0.9.80 SE 64-bit2277         59%
19/32
 56%
9/16
Dumb 1.3 64-bit2269         69%
22/32
 52%
16.5/32
Esc 1.162266         59%
19/32
 61%
19.5/32
Rival 1.0.1 64-bit2264         55%
17/31
 45%
14.5/32
Butcher 1.61 64-bit2262         77%
24/31
 59%
19/32
Zeus 1.292260         58%
18.5/32
 58%
19/33
Natwarlal 0.142259         60%
18.5/31
 60%
39.5/66
Invictus r228 64-bit2255         61%
19/31
50%
0.5/1
 
Napoleon 1.8 64-bit2252         59%
19/32
 56%
18/32
NameEloKnightX
2.7
64-bit
KnightX
2.61
64-bit
KnightX
2.5
64-bit
KnightX
2.3
64-bit
KnightX
1.98
64-bit
KnightX
2.00
64-bit
KnightX
1.99
64-bit
KnightX
1.95
64-bit
KnightX
1.96
64-bit
KnightX
1.94
64-bit
KnightX
1.93
64-bit
KnightX
1.92
Robocide 0.4 64-bit2247         59%
19/32
 61%
19.5/32
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 May 9, 2021