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 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 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+
1Delphil 2.9f 64-bit2471+23−2342.0%+66.125.6%727 
61.9%
 Delphil 3.1 64-bit2466+22−2243.5%+45.127.3%697
88.6%
 Delphil 2.82450+14−1449.5%+2.925.8%1873
96.8%
 Delphil 3.2 64-bit2431+14−1441.8%+58.528.1%1974
72.0%
 Delphil 3.0 64-bit2422+30−3036.9%+92.028.5%383
51.7%
 Delphil 2.72421+26−2649.1%+1.826.9%572
63.6%
 Delphil 2.6c2414+33−3352.2%−14.723.6%364
48.8%
 Delphil 2.9g 64-bit2414+22−2237.7%+87.425.0%769
54.6%
 Delphil 1.9c2413+14−1448.6%+9.829.0%1794
56.3%
 Delphil 2.6a2411+16−1648.4%+12.727.0%1378
52.9%
 Delphil 1.82410+16−1648.4%+11.927.3%1496
 

Results matrix

Custom engine selection
#NameElo1234567891011
1Delphil 2.9f 64-bit2471           
2Delphil 3.1 64-bit2466           
3Delphil 2.82450           
4Delphil 3.2 64-bit2431           
5Delphil 3.0 64-bit2422           
6Delphil 2.72421      4 − 6
+1−3=6
−62
    
7Delphil 2.6c2414     6 − 4
+3−1=6
+62
     
8Delphil 2.9g 64-bit2414           
9Delphil 1.9c2413           
10Delphil 2.6a2411           
11Delphil 1.82410           
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-bit2471 61.994.099.899.599.899.8100.0100.0100.0100.0
2Delphil 3.1 64-bit246638.1 88.699.598.999.599.599.9100.0100.0100.0
3Delphil 2.824506.011.4 96.895.197.397.899.7100.0100.0100.0
4Delphil 3.2 64-bit24310.20.53.2 72.076.384.190.797.197.397.9
5Delphil 3.0 64-bit24220.51.14.928.0 51.764.065.370.273.174.8
6Delphil 2.724210.20.52.723.748.3 63.664.970.773.875.7
7Delphil 2.6c24140.20.52.215.936.036.4 48.852.055.757.5
8Delphil 2.9g 64-bit24140.00.10.39.334.735.151.2 54.659.361.7
9Delphil 1.9c24130.00.00.02.929.829.348.045.4 56.359.5
10Delphil 2.6a24110.00.00.02.726.926.244.340.743.7 52.9
11Delphil 1.824100.00.00.02.125.224.342.538.340.547.1 
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-bit2471 19201265200169000
2Delphil 3.1 64-bit2466192 230512180183173240240180210
3Delphil 2.824500230 935314512242683147412681320
4Delphil 3.2 64-bit2431126512935 578201234921683552594
5Delphil 3.0 64-bit242252180314578 8790590375312365
6Delphil 2.72421018351220187 521129327297297
7Delphil 2.6c2414017324223490521 132404357360
8Delphil 2.9g 64-bit2414169240683921590129132 420298349
9Delphil 1.9c241302401474683375327404420 25412738
10Delphil 2.6a2411018012685523122973572982541 2472
11Delphil 1.824100210132059436529736034927382472 
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-bit2471 13.50.04.74.70.00.011.30.00.00.0
2Delphil 3.1 64-bit246613.5 8.919.216.714.416.316.49.68.79.6
3Delphil 2.824500.08.9 24.313.920.910.825.940.239.039.2
4Delphil 3.2 64-bit24314.719.224.3 24.57.910.033.618.116.517.1
5Delphil 3.0 64-bit24224.716.713.924.5 9.112.051.217.217.719.4
6Delphil 2.724210.014.420.97.99.1 55.79.613.815.214.4
7Delphil 2.6c24140.016.310.810.012.055.7 11.718.720.519.4
8Delphil 2.9g 64-bit241411.316.425.933.651.29.611.7 16.413.915.4
9Delphil 1.9c24130.09.640.218.117.213.818.716.4 80.183.2
10Delphil 2.6a24110.08.739.016.517.715.220.513.980.1 86.0
11Delphil 1.824100.09.639.217.119.414.419.415.483.286.0 
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
2.6c
Delphil
2.9g
64-bit
Delphil
1.9c
Delphil
2.6a
Delphil
1.8
Invictus r305 64-bit29220%
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
18%
5.5/30
20%
6/30
Deuterium 11.01.28.1592636  50%
6/12
  15%
1.5/10
     
Amyan 1.722604 35%
3.5/10
33%
4/12
100%
1/1
 30%
3/10
23%
3.5/15
 27%
8/30
18%
5.5/30
25%
7.5/30
Pharaon 3.5.12603     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 0.7c2573 15%
1.5/10
   20%
2/10
17%
2.5/15
    
SOS 5.12571 45%
4.5/10
   40%
4/10
39%
5.5/14
    
Atlas 3.25 64-bit256925%
5/20
      29%
12/41
   
Aristarch 4.502567 60%
6/10
 39%
12.5/32
  30%
4.5/15
 27%
8/30
33%
10/30
32%
9.5/30
Petir 4.9999992555 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
25%
8/32
30%
9/30
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
   
Hermann 2.6 64-bit2540  38%
4.5/12
  45%
4.5/10
     
Pupsi2 0.09254042%
17/40
40%
4/10
 25%
0.5/2
       
Ufim 8.022540 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
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
2.6c
Delphil
2.9g
64-bit
Delphil
1.9c
Delphil
2.6a
Delphil
1.8
Ghost 3 64-bit2538 47%
7.5/16
 100%
1/1
       
Rodin 5.12538  36%
11.5/32
    34%
14/41
   
AnMon 5.752537 45%
4.5/10
 31%
10/32
23%
7.5/32
28%
2.5/9
40%
6/15
35%
10.5/30
24%
7/29
18%
5.5/30
40%
12/30
DanaSah 4.882533   32%
10/31
   46%
13/28
   
Hermann 2.8 64-bit2531 40%
4/10
54%
6.5/12
29%
9.5/33
 39%
5.5/14
36%
5/14
41%
11.5/28
   
Pepito 1.59.2 64-bit2520 25%
2.5/10
 39%
12.5/32
28%
9/32
  33%
9/27
   
Dirty 6J-222512        41%
12/29
28%
7.5/27
41%
11.5/28
Hakkapeliitta 1.0 64-bit2512 40%
12.5/31
 47%
14/30
       
Hermann 2.5 64-bit2512        33%
10/30
35%
10.5/30
47%
14/30
Green Light Chess 3.01.2.22505  38%
12/32
27%
8.5/32
34%
10.5/31
  26%
7.5/29
41%
12/29
35%
10.5/30
43%
12.5/29
Little Goliath Evolution 3.122502  47%
14.5/31
39%
12.5/32
41%
13/32
  41%
12/29
25%
7.5/30
33%
10/30
27%
8/30
Yace 0.99.872502 40%
4/10
29%
8/28
44%
14.5/33
39%
12.5/32
35%
3.5/10
53%
8/15
35%
11/31
   
Trace 1.37a2499  34%
11/32
40%
13.5/34
47%
15/32
  31%
9/29
45%
14.5/32
40%
12.5/31
35%
10.5/30
Pepito 1.59 32-bit2492  38%
12/32
     32%
9.5/30
40%
11.5/29
43%
13/30
Bruja 1.9.1 64-bit2490        42%
12.5/30
38%
11.5/30
47%
14/30
Tao 5.62489 55%
5.5/10
58%
18.5/32
  25%
2.5/10
     
GreKo 9.7 64-bit248662%
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
2.6c
Delphil
2.9g
64-bit
Delphil
1.9c
Delphil
2.6a
Delphil
1.8
Mephisto Gideon Professional2472    50%
16/32
  40%
4/10
   
Cerebro 3.03d2470 75%
7.5/10
      44%
14/32
42%
12.5/30
52%
15.5/30
Kiwi 0.6d 64-bit2469 40%
4/10
38%
12/32
50%
1/2
    57%
17/30
65%
19.5/30
48%
14.5/30
Dorky 4.3 64-bit2466  71%
8.5/12
    48%
9.5/20
   
pikoSzachy 4.02455  64%
20.5/32
    20%
2/10
   
LittleThought 1.052 64-bit2453  50%
16/32
12%
0.5/4
       
Philou 3.14.12449        53%
17/32
45%
13.5/30
38%
11/29
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
38%
11.5/30
40%
12/30
nanoSzachy 3.82446        43%
13/30
50%
15/30
27%
8/30
Matacz 1.3 HT742442        33%
10/30
40%
12/30
58%
17.5/30
SpiderChess 0706032439  62%
20/32
100%
1/1
 60%
6/10
  59%
19/32
43%
13/30
47%
14.5/31
Atlas 3.14b 64-bit2435  58%
7/12
  56%
9.5/17
     
LambChop 10.992432  52%
16/31
44%
14.5/33
    61%
19.5/32
50%
16/32
43%
13/30
Abrok 5.02431     45%
4.5/10
70%
10.5/15
 45%
13.5/30
53%
16/30
37%
11/30
King of Kings 2.562431  53%
17/32
100%
1/1
    43%
13/30
45%
13.5/30
33%
10/30
Eeyore 1.52 64-bit2427  50%
6/12
52%
16.5/32
   55%
5.5/10
   
Ares 1.005 64-bit2423 56%
17.5/31
 50%
15.5/31
       
Gaia 3.5 64-bit2423  45%
14.5/32
39%
13.5/35
 60%
6/10
     
Nejmet 3.072423  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
2.6c
Delphil
2.9g
64-bit
Delphil
1.9c
Delphil
2.6a
Delphil
1.8
Quark 2.352423  44%
14/32
50%
16/32
       
Hussar 0.42421  58%
7/12
56%
18.5/33
   38%
7.5/20
   
Dragon 4.62417  55%
17/31
45%
14.5/32
    48%
15.5/32
37%
11/30
47%
14/30
Snitch 1.6.2 32-bit2417  52%
16.5/32
0%
0/1
       
RomiChess P3L 64-bit2411  66%
21/32
42%
13.5/32
   42%
8.5/20
   
Ares GB 1.1 64-bit240867%
21.5/32
64%
20.5/32
         
RomiChess P3k 64-bit2408        53%
17/32
58%
17.5/30
48%
15/31
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-bit2402   62%
20.5/33
   65%
6.5/10
   
Matacz 1.12398        50%
16/32
 54%
13/24
Gaia 3.5 32-bit2393      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 0.53h2386  73%
22.5/31
  60%
6/10
  40%
12/30
57%
17/30
58%
17.5/30
Diablo 0.5.12384  66%
21/32
50%
0.5/1
    62%
18.5/30
67%
20/30
63%
19/30
Amy 0.87b2383  66%
20.5/31
50%
0.5/1
    62%
18.5/30
50%
15/30
66%
19/29
Gosu 0.162381  59%
19/32
     61%
19.5/32
55%
16.5/30
67%
16/24
Der Bringer 1.92373  44%
14/32
0%
0/1
    44%
14/32
57%
17/30
41%
13/32
Djinn 0.925x2372        47%
15/32
52%
15.5/30
54%
34.5/64
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
2.6c
Delphil
2.9g
64-bit
Delphil
1.9c
Delphil
2.6a
Delphil
1.8
Muse 0.899b2370  61%
19.5/32
  45%
4.5/10
70%
10.5/15
 59%
19/32
58%
17.5/30
50%
15/30
Rodin 3.02365     70%
7/10
  58%
17.5/30
58%
17.5/30
52%
15/29
The Crazy Bishop 00522363  61%
19.5/32
0%
0/1
    55%
16.5/30
47%
14/30
67%
20/30
Homer 2.012356  62%
20/32
     60%
17.5/29
54%
14/26
55%
15.5/28
Amateur 2.822350     45%
4.5/10
43%
6/14
  60%
18/30
 
Alex 2.14a 64-bit2347  77%
24.5/32
100%
1/1
       
Horizon 4.42343  65%
20/31
     62%
18.5/30
65%
19.5/30
42%
12.5/30
Arion 1.72332     50%
5/10
77%
11.5/15
 70%
22.5/32
53%
16.5/31
67%
20/30
Cheese 1.22329  67%
21.5/32
     70%
22.5/32
  
Sage 3.532323   25%
0.5/2
    62%
20/32
64%
20.5/32
 
Aice 0.99.22316   0%
0/1
    63%
19/30
70%
21/30
58%
17.5/30
Asterisk 0.62306   50%
0.5/1
    59%
17/29
71%
20.5/29
70%
17.5/25
Joker 1.1.142301  69%
22/32
0%
0/1
    68%
20.5/30
72%
21.5/30
60%
18/30
KnightX 1.922295   100%
1/1
  73%
11/15
 68%
20.5/30
72%
21.5/30
70%
21/30
Ares 1.003a2284        72%
21/29
62%
18.5/30
60%
18/30
Popochin 3.22274        61%
19.5/32
 78%
25/32
Anechka 0.082233   100%
1/1
 75%
7.5/10
70%
10.5/15
 73%
23.5/32
  
Waxman 20102233     67%
6/9
70%
10.5/15
    
AliChess 4.252227     65%
6.5/10
58%
7.5/13
    
EveAnn 1.642221     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
2.6c
Delphil
2.9g
64-bit
Delphil
1.9c
Delphil
2.6a
Delphil
1.8
Adam 3.32220   100%
1/1
 84%
16/19
62%
7.5/12
    
Jazz 444 64-bit2209  100%
12/12
  81%
17/21
77%
17/22
    
Chispa 4.0.32205   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 9, 2021