CCRL Blitz
Downloads and Statistics
May 1, 2021
Testing summary:
Total: 2'515'858 games
played by 2'996 programs

White wins: 966'865 (38.4%)
Black wins: 774'272 (30.8%)
Draws: 774'721 (30.8%)
White score: 53.8%

Custom engine selection

Comparing 11 engines!
11 selected engines played 10 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 1, 2021 with Bayeselo based on 2'515'858 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+
1Delphil 2.9f 64-bit2472+23−2342.0%+65.725.6%727 
62.8%
 Delphil 3.1 64-bit2466+22−2243.5%+45.327.3%697
88.3%
 Delphil 2.82450+14−1449.5%+3.425.8%1873
96.9%
 Delphil 3.2 64-bit2432+14−1441.8%+58.028.1%1974
71.8%
 Delphil 3.0 64-bit2422+30−3036.9%+92.428.5%383
51.7%
 Delphil 2.72421+26−2649.1%+2.426.9%572
65.0%
 Delphil 2.9g 64-bit2415+22−2237.7%+87.025.0%769
51.2%
 Delphil 2.6c2414+33−3352.2%−14.023.6%364
52.0%
 Delphil 1.9c2413+14−1448.6%+10.329.0%1794
59.4%
 Delphil 1.82411+16−1648.4%+11.327.3%1496
47.1%
 Delphil 2.6a2411+16−1648.4%+13.027.0%1378
 

Results matrix

Custom engine selection
#NameElo1234567891011
1Delphil 2.9f 64-bit2472           
2Delphil 3.1 64-bit2466           
3Delphil 2.82450           
4Delphil 3.2 64-bit2432           
5Delphil 3.0 64-bit2422           
6Delphil 2.72421       4 − 6
+1−3=6
−62
   
7Delphil 2.9g 64-bit2415           
8Delphil 2.6c2414     6 − 4
+3−1=6
+62
     
9Delphil 1.9c2413           
10Delphil 1.82411           
11Delphil 2.6a2411           
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
#NameElo1234567891011
1Delphil 2.9f 64-bit2472 62.894.199.899.599.8100.099.8100.0100.0100.0
2Delphil 3.1 64-bit246637.2 88.399.598.999.599.999.5100.0100.0100.0
3Delphil 2.824505.911.7 96.995.197.399.797.8100.0100.0100.0
4Delphil 3.2 64-bit24320.20.53.1 71.876.190.784.097.197.997.2
5Delphil 3.0 64-bit24220.51.14.928.2 51.765.463.970.274.773.0
6Delphil 2.724210.20.52.723.948.3 65.063.670.775.673.8
7Delphil 2.9g 64-bit24150.00.10.39.334.635.0 51.254.561.659.2
8Delphil 2.6c24140.20.52.216.036.036.448.8 52.057.555.7
9Delphil 1.9c24130.00.00.02.929.829.345.548.0 59.456.3
10Delphil 1.824110.00.00.02.125.324.438.342.540.6 47.1
11Delphil 2.6a24110.00.00.02.827.026.240.844.343.752.9 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567891011
1Delphil 2.9f 64-bit2472 19201265201690000
2Delphil 3.1 64-bit2466192 230512180183240173240210180
3Delphil 2.824500230 935314512683242147413201268
4Delphil 3.2 64-bit2432126512935 578201921234683594552
5Delphil 3.0 64-bit242252180314578 8759090375365312
6Delphil 2.72421018351220187 129521327297297
7Delphil 2.9g 64-bit2415169240683921590129 132420349298
8Delphil 2.6c2414017324223490521132 404360357
9Delphil 1.9c241302401474683375327420404 27382541
10Delphil 1.82411021013205943652973493602738 2472
11Delphil 2.6a24110180126855231229729835725412472 
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
#NameElo1234567891011
1Delphil 2.9f 64-bit2472 13.50.04.74.70.011.30.00.00.00.0
2Delphil 3.1 64-bit246613.5 8.919.216.714.416.416.39.69.68.7
3Delphil 2.824500.08.9 24.313.920.925.910.840.239.239.0
4Delphil 3.2 64-bit24324.719.224.3 24.57.933.610.018.117.116.5
5Delphil 3.0 64-bit24224.716.713.924.5 9.151.212.017.219.417.7
6Delphil 2.724210.014.420.97.99.1 9.655.713.814.415.2
7Delphil 2.9g 64-bit241511.316.425.933.651.29.6 11.716.415.413.9
8Delphil 2.6c24140.016.310.810.012.055.711.7 18.719.420.5
9Delphil 1.9c24130.09.640.218.117.213.816.418.7 83.280.1
10Delphil 1.824110.09.639.217.119.414.415.419.483.2 86.0
11Delphil 2.6a24110.08.739.016.517.715.213.920.580.186.0 
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 103 common opponents

Custom engine selection
NameEloDelphil
2.9f
64-bit
Delphil
3.1
64-bit
Delphil
2.8
Delphil
3.2
64-bit
Delphil
3.0
64-bit
Delphil
2.7
Delphil
2.9g
64-bit
Delphil
2.6c
Delphil
1.9c
Delphil
1.8
Delphil
2.6a
Invictus r305 64-bit29230%
0/2
0%
0/2
 25%
0.5/2
       
Bobcat 2.75 64-bit2676  21%
2.5/12
  20%
4.5/22
     
Cyrano 0.6b17 64-bit2641        18%
5.5/30
20%
6/30
18%
5.5/30
Deuterium 11.01.28.1592637  50%
6/12
  15%
1.5/10
     
Amyan 1.722605 35%
3.5/10
33%
4/12
100%
1/1
 30%
3/10
 23%
3.5/15
27%
8/30
25%
7.5/30
18%
5.5/30
Pharaon 3.5.12604     20%
2/10
 20%
3/15
   
CuckooChess 1.12 64-bit2596 40%
4/10
42%
5/12
        
N2 0.4 64-bit2591 35%
3.5/10
29%
3.5/12
  35%
3.5/10
     
Francesca MAD 0.192581 25%
2.5/10
38%
4.5/12
0%
0/1
       
Pseudo 0.7c2574 15%
1.5/10
   20%
2/10
 17%
2.5/15
   
SOS 5.12572 45%
4.5/10
   40%
4/10
 39%
5.5/14
   
Atlas 3.25 64-bit257025%
5/20
     29%
12/41
    
Aristarch 4.502568 60%
6/10
 39%
12.5/32
   30%
4.5/15
27%
8/30
32%
9.5/30
33%
10/30
Petir 4.9999992556 45%
4.5/10
 32%
11/34
  24%
7/29
 28%
9/32
  
The Baron 2.23 64-bit2555 40%
4/10
 36%
11.5/32
36%
11.5/32
 25%
7/28
 39%
12.5/32
30%
9/30
25%
8/32
Philou 3.602551  38%
4.5/12
  42%
8.5/20
 20%
2/10
   
nanoSzachy 4.0 64-bit254342%
8.5/20
35%
3.5/10
 34%
11/32
34%
11/32
 36%
14.5/40
    
Pupsi2 0.09254142%
17/40
40%
4/10
 25%
0.5/2
       
Ufim 8.022541 15%
1.5/10
48%
15.5/32
31%
10/32
31%
10/32
40%
4/10
37%
11/30
 34%
11/32
40%
10/25
 
Hermann 2.6 64-bit2540  38%
4.5/12
  45%
4.5/10
     
NameEloDelphil
2.9f
64-bit
Delphil
3.1
64-bit
Delphil
2.8
Delphil
3.2
64-bit
Delphil
3.0
64-bit
Delphil
2.7
Delphil
2.9g
64-bit
Delphil
2.6c
Delphil
1.9c
Delphil
1.8
Delphil
2.6a
Ghost 3 64-bit2539 47%
7.5/16
 100%
1/1
       
AnMon 5.752538 45%
4.5/10
 31%
10/32
23%
7.5/32
28%
2.5/9
35%
10.5/30
40%
6/15
24%
7/29
40%
12/30
18%
5.5/30
Rodin 5.12538  36%
11.5/32
   34%
14/41
    
DanaSah 4.882534   32%
10/31
  46%
13/28
    
Hermann 2.8 64-bit2532 40%
4/10
54%
6.5/12
29%
9.5/33
 39%
5.5/14
41%
11.5/28
36%
5/14
   
Pepito 1.59.2 64-bit2521 25%
2.5/10
 39%
12.5/32
28%
9/32
 33%
9/27
    
Dirty 6J-222513        41%
12/29
41%
11.5/28
28%
7.5/27
Hermann 2.5 64-bit2513        33%
10/30
47%
14/30
35%
10.5/30
Hakkapeliitta 1.0 64-bit2512 40%
12.5/31
 47%
14/30
       
Green Light Chess 3.01.2.22506  38%
12/32
27%
8.5/32
34%
10.5/31
 26%
7.5/29
 41%
12/29
43%
12.5/29
35%
10.5/30
Little Goliath Evolution 3.122503  47%
14.5/31
39%
12.5/32
41%
13/32
 41%
12/29
 25%
7.5/30
27%
8/30
33%
10/30
Yace 0.99.872502 40%
4/10
29%
8/28
44%
14.5/33
39%
12.5/32
35%
3.5/10
35%
11/31
53%
8/15
   
Trace 1.37a2499  34%
11/32
40%
13.5/34
47%
15/32
 31%
9/29
 45%
14.5/32
35%
10.5/30
40%
12.5/31
Pepito 1.59 32-bit2493  38%
12/32
     32%
9.5/30
43%
13/30
40%
11.5/29
Bruja 1.9.1 64-bit2490        42%
12.5/30
47%
14/30
38%
11.5/30
Tao 5.62489 55%
5.5/10
58%
18.5/32
  25%
2.5/10
     
GreKo 9.7 64-bit248762%
12.5/20
     40%
11.5/29
    
BBChess 1.3b 64-bit2481 15%
1.5/10
 42%
11/26
       
Murka 2 64-bit2481  42%
13.5/32
   35%
14.5/41
    
Cheese 1.4 64-bit2476  52%
16.5/32
   25%
2.5/10
    
NameEloDelphil
2.9f
64-bit
Delphil
3.1
64-bit
Delphil
2.8
Delphil
3.2
64-bit
Delphil
3.0
64-bit
Delphil
2.7
Delphil
2.9g
64-bit
Delphil
2.6c
Delphil
1.9c
Delphil
1.8
Delphil
2.6a
Mephisto Gideon Professional2472    50%
16/32
 40%
4/10
    
Cerebro 3.03d2470 75%
7.5/10
      44%
14/32
52%
15.5/30
42%
12.5/30
Kiwi 0.6d 64-bit2469 40%
4/10
38%
12/32
50%
1/2
    57%
17/30
48%
14.5/30
65%
19.5/30
Dorky 4.3 64-bit2466  71%
8.5/12
   48%
9.5/20
    
pikoSzachy 4.02456  64%
20.5/32
   20%
2/10
    
LittleThought 1.052 64-bit2454  50%
16/32
12%
0.5/4
       
Philou 3.14.12449        53%
17/32
38%
11/29
45%
13.5/30
Weiss 0.6 64-bit244850%
16/32
44%
14/32
 50%
16/32
       
Counter 1.22446  45%
14.5/32
  55%
5.5/10
  50%
15/30
40%
12/30
38%
11.5/30
nanoSzachy 3.82446        43%
13/30
27%
8/30
50%
15/30
Matacz 1.3 HT742442        33%
10/30
58%
17.5/30
40%
12/30
SpiderChess 0706032439  62%
20/32
100%
1/1
 60%
6/10
  59%
19/32
47%
14.5/31
43%
13/30
Atlas 3.14b 64-bit2436  58%
7/12
  56%
9.5/17
     
Abrok 5.02432     45%
4.5/10
 70%
10.5/15
45%
13.5/30
37%
11/30
53%
16/30
King of Kings 2.562432  53%
17/32
100%
1/1
    43%
13/30
33%
10/30
45%
13.5/30
LambChop 10.992432  52%
16/31
44%
14.5/33
    61%
19.5/32
43%
13/30
50%
16/32
Eeyore 1.52 64-bit2428  50%
6/12
52%
16.5/32
  55%
5.5/10
    
Ares 1.005 64-bit2424 56%
17.5/31
 50%
15.5/31
       
Gaia 3.5 64-bit2424  45%
14.5/32
39%
13.5/35
 60%
6/10
     
Nejmet 3.072424  44%
13.5/31
52%
17/33
 55%
5.5/10
 43%
6.5/15
   
NameEloDelphil
2.9f
64-bit
Delphil
3.1
64-bit
Delphil
2.8
Delphil
3.2
64-bit
Delphil
3.0
64-bit
Delphil
2.7
Delphil
2.9g
64-bit
Delphil
2.6c
Delphil
1.9c
Delphil
1.8
Delphil
2.6a
Quark 2.352423  44%
14/32
50%
16/32
       
Hussar 0.42422  58%
7/12
56%
18.5/33
  38%
7.5/20
    
Snitch 1.6.2 32-bit2418  52%
16.5/32
0%
0/1
       
Dragon 4.62417  55%
17/31
45%
14.5/32
    48%
15.5/32
47%
14/30
37%
11/30
RomiChess P3L 64-bit2412  66%
21/32
42%
13.5/32
  42%
8.5/20
    
Ares GB 1.1 64-bit240967%
21.5/32
64%
20.5/32
         
RomiChess P3k 64-bit2408        53%
17/32
48%
15/31
58%
17.5/30
Simplex 0.9.8 64-bit2407  50%
16/32
53%
18/34
       
Ifrit m1.8 64-bit2405   100%
3/3
  65%
13/20
    
OliThink 5.3.2 64-bit2403   62%
20.5/33
  65%
6.5/10
    
Matacz 1.12399        50%
16/32
54%
13/24
 
Gaia 3.5 32-bit2394       60%
9/15
48%
15.5/32
50%
15/30
 
PostModernist 10162390  48%
15.5/32
75%
1.5/2
       
Comet B502387  53%
17/32
     39%
12.5/32
  
Leila 0.53h2387  73%
22.5/31
  60%
6/10
  40%
12/30
58%
17.5/30
57%
17/30
Amy 0.87b2384  66%
20.5/31
50%
0.5/1
    62%
18.5/30
66%
19/29
50%
15/30
Diablo 0.5.12384  66%
21/32
50%
0.5/1
    62%
18.5/30
63%
19/30
67%
20/30
Gosu 0.162381  59%
19/32
     61%
19.5/32
67%
16/24
55%
16.5/30
Der Bringer 1.92373  44%
14/32
0%
0/1
    44%
14/32
41%
13/32
57%
17/30
Djinn 0.925x2372        47%
15/32
54%
34.5/64
52%
15.5/30
NameEloDelphil
2.9f
64-bit
Delphil
3.1
64-bit
Delphil
2.8
Delphil
3.2
64-bit
Delphil
3.0
64-bit
Delphil
2.7
Delphil
2.9g
64-bit
Delphil
2.6c
Delphil
1.9c
Delphil
1.8
Delphil
2.6a
Muse 0.899b2371  61%
19.5/32
  45%
4.5/10
 70%
10.5/15
59%
19/32
50%
15/30
58%
17.5/30
Rodin 3.02365     70%
7/10
  58%
17.5/30
52%
15/29
58%
17.5/30
The Crazy Bishop 00522364  61%
19.5/32
0%
0/1
    55%
16.5/30
67%
20/30
47%
14/30
Homer 2.012356  62%
20/32
     60%
17.5/29
55%
15.5/28
54%
14/26
Amateur 2.822350     45%
4.5/10
 43%
6/14
  60%
18/30
Alex 2.14a 64-bit2348  77%
24.5/32
100%
1/1
       
Horizon 4.42343  65%
20/31
     62%
18.5/30
42%
12.5/30
65%
19.5/30
Arion 1.72332     50%
5/10
 77%
11.5/15
70%
22.5/32
67%
20/30
53%
16.5/31
Cheese 1.22330  67%
21.5/32
     70%
22.5/32
  
Sage 3.532324   25%
0.5/2
    62%
20/32
 64%
20.5/32
Aice 0.99.22316   0%
0/1
    63%
19/30
58%
17.5/30
70%
21/30
Asterisk 0.62306   50%
0.5/1
    59%
17/29
70%
17.5/25
71%
20.5/29
Joker 1.1.142301  69%
22/32
0%
0/1
    68%
20.5/30
60%
18/30
72%
21.5/30
KnightX 1.922296   100%
1/1
   73%
11/15
68%
20.5/30
70%
21/30
72%
21.5/30
Ares 1.003a2284        72%
21/29
60%
18/30
62%
18.5/30
Popochin 3.22274        61%
19.5/32
78%
25/32
 
Waxman 20102234     67%
6/9
 70%
10.5/15
   
Anechka 0.082233   100%
1/1
 75%
7.5/10
 70%
10.5/15
73%
23.5/32
  
AliChess 4.252227     65%
6.5/10
 58%
7.5/13
   
EveAnn 1.642222     85%
8.5/10
 73%
11/15
   
NameEloDelphil
2.9f
64-bit
Delphil
3.1
64-bit
Delphil
2.8
Delphil
3.2
64-bit
Delphil
3.0
64-bit
Delphil
2.7
Delphil
2.9g
64-bit
Delphil
2.6c
Delphil
1.9c
Delphil
1.8
Delphil
2.6a
Adam 3.32220   100%
1/1
 84%
16/19
 62%
7.5/12
   
Jazz 444 64-bit2210  100%
12/12
  81%
17/21
 77%
17/22
   
Chispa 4.0.32206   50%
0.5/1
      84%
24.5/29
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 1, 2021