CCRL Blitz
Downloads and Statistics
July 4, 2020
Testing summary:
Total: 2'318'734 games
played by 2'727 programs

White wins: 893'537 (38.5%)
Black wins: 718'844 (31.0%)
Draws: 706'353 (30.5%)
White score: 53.8%

Custom engine selection

Comparing 13 engines!
13 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 July 4, 2020 with Bayeselo based on 2'318'734 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+
1Cheese 2.1 64-bit 4CPU2903+15−1548.6%+9.240.5%1391 
86.8%
 Cheese 2.0 64-bit 4CPU2888+22−2245.9%+26.837.7%636
100.0%
 Cheese 2.1 64-bit2805+18−1848.1%+13.232.6%1067
99.8%
 Cheese 2.0 64-bit2770+15−1550.6%−4.533.9%1469
100.0%
 Cheese 1.9 64-bit2731+12−1252.5%−16.330.5%2485
100.0%
 Cheese 1.8 64-bit2689+16−1649.0%+9.329.8%1391
99.8%
 Cheese 1.7 64-bit2655+16−1654.7%−31.733.2%1308
100.0%
 Cheese 1.6.1 64-bit2548+18−1852.2%−16.333.3%1050
100.0%
 Cheese 1.5 64-bit2494+18−1846.4%+23.928.5%1050
94.1%
 Cheese 1.4 64-bit2476+14−1449.2%+5.826.8%1789
100.0%
 Cheese 1.32343+13−1348.1%+11.823.5%2397
90.7%
 Cheese 1.22330+14−1444.4%+40.723.0%1933
98.8%
 Cheese 1.1b2296+26−2652.3%−29.520.4%594
 

Results matrix

Custom engine selection
#NameElo12345678910111213
1Cheese 2.1 64-bit 4CPU2903             
2Cheese 2.0 64-bit 4CPU2888             
3Cheese 2.1 64-bit2805             
4Cheese 2.0 64-bit2770             
5Cheese 1.9 64-bit2731             
6Cheese 1.8 64-bit2689             
7Cheese 1.7 64-bit2655             
8Cheese 1.6.1 64-bit2548             
9Cheese 1.5 64-bit2494         6.5 − 3.5
+4−1=5
+75
   
10Cheese 1.4 64-bit2476        3.5 − 6.5
+1−4=5
−75
    
11Cheese 1.32343             
12Cheese 1.22330             
13Cheese 1.1b2296             
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
#NameElo12345678910111213
1Cheese 2.1 64-bit 4CPU2903 86.8100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Cheese 2.0 64-bit 4CPU288813.2 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Cheese 2.1 64-bit28050.00.0 99.8100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Cheese 2.0 64-bit27700.00.00.2 100.0100.0100.0100.0100.0100.0100.0100.0100.0
5Cheese 1.9 64-bit27310.00.00.00.0 100.0100.0100.0100.0100.0100.0100.0100.0
6Cheese 1.8 64-bit26890.00.00.00.00.0 99.8100.0100.0100.0100.0100.0100.0
7Cheese 1.7 64-bit26550.00.00.00.00.00.2 100.0100.0100.0100.0100.0100.0
8Cheese 1.6.1 64-bit25480.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0
9Cheese 1.5 64-bit24940.00.00.00.00.00.00.00.0 94.1100.0100.0100.0
10Cheese 1.4 64-bit24760.00.00.00.00.00.00.00.05.9 100.0100.0100.0
11Cheese 1.323430.00.00.00.00.00.00.00.00.00.0 90.799.9
12Cheese 1.223300.00.00.00.00.00.00.00.00.00.09.3 98.8
13Cheese 1.1b22960.00.00.00.00.00.00.00.00.00.00.11.2 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678910111213
1Cheese 2.1 64-bit 4CPU2903 66309900000000
2Cheese 2.0 64-bit 4CPU2888663 09900000000
3Cheese 2.1 64-bit280500 4452934090000000
4Cheese 2.0 64-bit277099445 13196793000000
5Cheese 1.9 64-bit2731992931319 1818617931518159
6Cheese 1.8 64-bit2689004096791818 826000000
7Cheese 1.7 64-bit26550003617826 73140419164640
8Cheese 1.6.1 64-bit2548000090731 10788893193760
9Cheese 1.5 64-bit24940000304041078 12763054660
10Cheese 1.4 64-bit247600001501918891276 908883124
11Cheese 1.32343000018064319305908 2498676
12Cheese 1.223300000150643764668832498 851
13Cheese 1.1b2296000090000124676851 
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
#NameElo12345678910111213
1Cheese 2.1 64-bit 4CPU2903 32.70.00.30.20.00.00.00.00.00.00.00.0
2Cheese 2.0 64-bit 4CPU288832.7 0.00.40.30.00.00.00.00.00.00.00.0
3Cheese 2.1 64-bit28050.00.0 17.58.216.60.00.00.00.00.00.00.0
4Cheese 2.0 64-bit27700.30.417.5 33.423.70.10.00.00.00.00.00.0
5Cheese 1.9 64-bit27310.20.38.233.4 46.916.30.30.10.40.40.30.3
6Cheese 1.8 64-bit26890.00.016.623.746.9 30.60.00.00.00.00.00.0
7Cheese 1.7 64-bit26550.00.00.00.116.330.6 31.017.16.21.72.00.0
8Cheese 1.6.1 64-bit25480.00.00.00.00.30.031.0 51.331.39.312.60.0
9Cheese 1.5 64-bit24940.00.00.00.00.10.017.151.3 44.98.815.60.0
10Cheese 1.4 64-bit24760.00.00.00.00.40.06.231.344.9 21.723.75.2
11Cheese 1.323430.00.00.00.00.40.01.79.38.821.7 57.722.6
12Cheese 1.223300.00.00.00.00.30.02.012.615.623.757.7 33.7
13Cheese 1.1b22960.00.00.00.00.30.00.00.00.05.222.633.7 
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 141 common opponents

Custom engine selection
NameEloCheese
2.1
64-bit
4CPU
Cheese
2.0
64-bit
4CPU
Cheese
2.1
64-bit
Cheese
2.0
64-bit
Cheese
1.9
64-bit
Cheese
1.8
64-bit
Cheese
1.7
64-bit
Cheese
1.6.1
64-bit
Cheese
1.5
64-bit
Cheese
1.4
64-bit
Cheese
1.3
Cheese
1.2
Cheese
1.1b
iCE 3.0 64-bit3081   100%
1/1
 0%
0/1
       
Cheng 4.39 64-bit2942   100%
1/1
 0%
0/1
       
DisasterArea 1.65 64-bit 4CPU293838%
53/140
45%
13.5/30
           
Crafty 25.2 64-bit2933   0%
0/1
75%
1.5/2
        
Spark 1.0 64-bit2927    0%
0/1
0%
0/1
       
Deep Sjeng c't 20102925    50%
0.5/1
50%
0.5/1
       
Atlas 3.91 64-bit292345%
62/139
47%
15.5/33
 100%
1/1
         
DiscoCheck 5.2.1 64-bit291248%
63/130
33%
11/33
  0%
0/1
        
MinkoChess 1.3 64-bit 4CPU291046%
63/138
41%
11.5/28
           
Monolith 1.0 64-bit 4CPU290757%
79/139
56%
18/32
           
Scorpio 2.8 64-bit2903   0%
0/1
0%
0/1
        
Quazar 0.4 64-bit290152%
71.5/138
45%
15/33
 50%
0.5/1
0%
0/1
        
Zurichess Neuchatel 64-bit290153%
74.5/141
45%
14.5/32
 0%
0/1
0%
0/1
        
Counter 3.3 64-bit2876  33%
10.5/32
50%
0.5/1
         
Octochess r5506 64-bit2822   50%
0.5/1
50%
0.5/1
50%
0.5/1
       
Monolith 1.0 64-bit2818   36%
11.5/32
33%
10.5/32
        
Rhetoric 1.4.3 64-bit2806  44%
14/32
45%
13.5/30
50%
1/2
        
Minic 0.82 64-bit2794  41%
11.5/28
53%
16/30
         
RofChade 1.0 64-bit2792   44%
14/32
50%
16/32
        
Ktulu 92781   0%
0/1
50%
0.5/1
50%
0.5/1
       
NameEloCheese
2.1
64-bit
4CPU
Cheese
2.0
64-bit
4CPU
Cheese
2.1
64-bit
Cheese
2.0
64-bit
Cheese
1.9
64-bit
Cheese
1.8
64-bit
Cheese
1.7
64-bit
Cheese
1.6.1
64-bit
Cheese
1.5
64-bit
Cheese
1.4
64-bit
Cheese
1.3
Cheese
1.2
Cheese
1.1b
Octochess r5190 64-bit2780   42%
13.5/32
36%
11.5/32
28%
9/32
       
RubiChess 1.1 64-bit2779   47%
14/30
51%
28.5/56
        
The Baron 3.29 64-bit2772    52%
16.5/32
44%
14/32
30%
9.5/32
      
Bright 0.5c2771  65%
20/31
53%
17/32
44%
14/32
41%
13/32
       
Twisted Logic 20090922 64-bit2770  52%
16/31
 39%
12.5/32
45%
14.5/32
       
Frenzee 3.5.19 64-bit2769  48%
15.5/32
52%
16.5/32
 28%
9/32
       
Pawny 1.2 64-bit2767  56%
18/32
47%
15/32
42%
14/33
37%
22.5/61
       
Twisted Logic 20100131x 64-bit2767   45%
13.5/30
 100%
1/1
       
Jonny 4.002762  64%
20.5/32
55%
17.5/32
42%
64.5/154
40%
12/30
       
BugChess2 1.9 64-bit2760  56%
18/32
59%
19/32
 38%
12/32
       
Arminius 2018-12-23 64-bit2756  56%
17.5/31
50%
0.5/1
         
Tucano 6.00 64-bit2750    33%
17/51
50%
16.5/33
47%
14/30
      
Godel 3.4.9 64-bit2741    47%
23.5/50
47%
8.5/18
       
Chronos 1.9.9 64-bit2739   52%
16.5/32
53%
27/51
42%
13.5/32
       
Shield 2.1 64-bit2737   55%
16.5/30
50%
31/62
        
Laser 1.0 64-bit2727     47%
15/32
41%
13/32
      
Carballo 1.7 64-bit2718    54%
44.5/83
44%
14/32
       
Chess Tiger 2007.12713   65%
20/31
48%
24/50
        
Devel 2.00002712   58%
18/31
53%
17/32
        
GreKo 2018.08 64-bit2708   56%
18.5/33
62%
20.5/33
        
NameEloCheese
2.1
64-bit
4CPU
Cheese
2.0
64-bit
4CPU
Cheese
2.1
64-bit
Cheese
2.0
64-bit
Cheese
1.9
64-bit
Cheese
1.8
64-bit
Cheese
1.7
64-bit
Cheese
1.6.1
64-bit
Cheese
1.5
64-bit
Cheese
1.4
64-bit
Cheese
1.3
Cheese
1.2
Cheese
1.1b
Donna 4.1 64-bit2695   67%
21.5/32
65%
20/31
        
Arminius 2017-01-01 64-bit2687    45%
37/82
52%
15/29
       
Delfi 5.42683   58%
17.5/30
67%
21.5/32
52%
16.5/32
       
Djinn 1.021 64-bit2674    59%
50/85
53%
17/32
       
Pawny 1.1 64-bit2674     67%
21.5/32
41%
13/32
      
Daydreamer 1.75 64-bit2672    67%
21.5/32
52%
16.5/32
       
RedQueen 1.1.98 64-bit2667   62%
18.5/30
53%
17/32
42%
14/33
       
Gandalf 7 64-bit2663   73%
23.5/32
57%
47/83
        
Alaric 7072662   61%
19.5/32
58%
19/33
50%
16.5/33
       
Phalanx XXV2655    59%
19/32
66%
41/62
       
Nebula 2.0 64-bit2653    55%
17.5/32
59%
19/32
30%
9.5/32
      
Donna 4.0 64-bit2650    67%
22/33
55%
17.5/32
47%
15/32
      
Colossus 2008b2641    67%
22/33
47%
14/30
59%
19/32
      
Cyrano 0.6b17 64-bit2641    73%
24/33
58%
18.5/32
       
ChessBrainVB 2.052640     61%
16.5/27
61%
19/31
      
Rodin 8.02638    67%
21.5/32
70%
22.5/32
48%
15.5/32
      
Sjakk 2.2 64-bit2637    67%
22/33
45%
15/33
47%
15/32
      
E.T. Chess 13.01.082634    61%
19.5/32
47%
15.5/33
50%
16/32
      
WyldChess 1.51 64-bit2628   58%
17.5/30
56%
18.5/33
        
WildCat 82624   0%
0/1
64%
20.5/32
62%
20.5/33
48%
15.5/32
      
NameEloCheese
2.1
64-bit
4CPU
Cheese
2.0
64-bit
4CPU
Cheese
2.1
64-bit
Cheese
2.0
64-bit
Cheese
1.9
64-bit
Cheese
1.8
64-bit
Cheese
1.7
64-bit
Cheese
1.6.1
64-bit
Cheese
1.5
64-bit
Cheese
1.4
64-bit
Cheese
1.3
Cheese
1.2
Cheese
1.1b
Movei 00.8.438 (10 10 10)2622     62%
20/32
62%
20/32
      
Philou 3.7.1 64-bit2619      52%
16.5/32
24%
7.5/31
     
Sloppy 0.2.2 64-bit2616    100%
1/1
 61%
19.5/32
      
Slow Chess Blitz WV2.12614    0%
0/1
 69%
22/32
      
Rotor 0.82612    100%
1/1
 59%
19/32
      
Glass 2.0 64-bit2611      64%
20.5/32
36%
11.5/32
22%
7/32
    
Jellyfish 1.1 64-bit2611    0%
0/1
 64%
20.5/32
      
Amyan 1.722604    100%
1/1
 58%
18.5/32
34%
11/32
     
Pharaon 3.5.12603      64%
20.5/32
45%
14.5/32
     
GarboChess 2.10 64-bit2598      70%
22.5/32
41%
13/32
     
Francesca MAD 0.192581      52%
16.5/32
 43%
18/42
44%
14/32
   
Hamsters 0.7.12579    100%
1/1
 56%
18/32
44%
14/32
39%
12.5/32
    
Rodin 6.02570       61%
19.5/32
41%
13/32
    
Atlas 3.25 64-bit2569        23%
7.5/32
50%
5/10
   
Capivara LK 0.09b02c 64-bit2565      55%
17/31
54%
34.5/64
     
Brutus 8.05 64-bit2559    0%
0/1
 67%
21.5/32
58%
18/31
     
Petir 4.9999992555      58%
18.5/32
31%
10/32
41%
13/32
34%
10.5/31
   
The Baron 2.23 64-bit2555      59%
19/32
41%
13/32
32%
13.5/42
53%
17/32
17%
5.5/32
23%
7.5/32
 
Anaconda 2.0.12545        47%
15/32
33%
10.5/32
   
Rebel Century2543      64%
20.5/32
39%
12.5/32
39%
12.5/32
    
NameEloCheese
2.1
64-bit
4CPU
Cheese
2.0
64-bit
4CPU
Cheese
2.1
64-bit
Cheese
2.0
64-bit
Cheese
1.9
64-bit
Cheese
1.8
64-bit
Cheese
1.7
64-bit
Cheese
1.6.1
64-bit
Cheese
1.5
64-bit
Cheese
1.4
64-bit
Cheese
1.3
Cheese
1.2
Cheese
1.1b
nanoSzachy 4.0 64-bit2543       62%
20/32
48%
20/42
48%
9.5/20
   
Ufim 8.022540       61%
19.5/32
34%
11/32
42%
13.5/32
17%
5.5/32
20%
6.5/32
 
AnMon 5.752538       62%
18.5/30
51%
21/41
42%
13.5/32
 20%
6.5/32
 
DanaSah 4.882533       41%
13/32
44%
14/32
36%
11.5/32
   
Hermann 2.8 64-bit2532       59%
19/32
48%
15.5/32
47%
15/32
   
Pepito 1.59.2 64-bit2521       55%
16.5/30
34%
10.5/31
56%
18/32
   
Green Light Chess 3.01.2.22505       50%
16/32
52%
22/42
53%
17/32
   
Little Goliath Evolution 3.122505       66%
21/32
55%
17.5/32
44%
14/32
37%
11.5/31
33%
10.5/32
 
Yace 0.99.872503       61%
19.5/32
55%
23/42
55%
17.5/32
   
Trace 1.37a2500       45%
14.5/32
54%
22.5/42
41%
13/32
17%
5.5/32
28%
9/32
 
Tao 5.62487        55%
5.5/10
  38%
12/32
 
Murka 2 64-bit2481        46%
19.5/42
42%
17.5/42
   
Mephisto Gideon Professional2474        42%
13/31
51%
21.5/42
   
Cerebro 3.03d2471       58%
18.5/32
 52%
16.5/32
42%
13.5/32
46%
12/26
 
Kiwi 0.6d 64-bit2469          28%
9/32
30%
9.5/32
 
Xpdnt 0910072468          25%
7.5/30
34%
11/32
 
Dorky 4.3 64-bit2466       70%
22.5/32
 45%
19/42
   
Glass 1.62456          34%
11/32
38%
12/32
 
pikoSzachy 4.02456        60%
6/10
50%
20.5/41
   
Sjakk 2.0 64-bit2455        60%
6/10
55%
17.5/32
   
NameEloCheese
2.1
64-bit
4CPU
Cheese
2.0
64-bit
4CPU
Cheese
2.1
64-bit
Cheese
2.0
64-bit
Cheese
1.9
64-bit
Cheese
1.8
64-bit
Cheese
1.7
64-bit
Cheese
1.6.1
64-bit
Cheese
1.5
64-bit
Cheese
1.4
64-bit
Cheese
1.3
Cheese
1.2
Cheese
1.1b
Delphil 2.82450         48%
15.5/32
 33%
10.5/32
 
Matacz 1.42446         42%
13/31
44%
14/32
36%
11.5/32
 
SpiderChess 0706032439         52%
13.5/26
28%
9/32
31%
10/32
 
Atlas 3.14b 64-bit2436         58%
18.5/32
39%
12.5/32
  
LambChop 10.992434    50%
0.5/1
    59%
19/32
27%
8.5/32
44%
14/32
 
Abrok 5.02431        75%
7.5/10
 39%
12.5/32
48%
15.5/32
 
Gaia 3.5 64-bit2425        50%
5/10
59%
19/32
   
Nejmet 3.072423    100%
1/1
    53%
17/32
56%
18/32
23%
7.5/32
25%
8/32
Quark 2.352423        80%
8/10
56%
18/32
 28%
9/32
 
Hussar 0.42421    100%
1/1
    54%
28/52
30%
9.5/32
  
Dragon 4.62418    75%
1.5/2
    55%
17.5/32
38%
12/32
38%
12/32
27%
7.5/28
Snitch 1.6.2 32-bit2418        39%
3.5/9
  53%
17/32
 
Delphil 1.9c2413          44%
14/32
30%
9.5/32
 
RomiChess P3k 64-bit2408         69%
22/32
38%
12/32
39%
12.5/32
 
Simplex 0.9.8 64-bit2407         52%
16.5/32
41%
13/32
  
Matacz 1.12399           47%
15/32
42%
13.5/32
Gaia 3.5 32-bit2394          41%
13/32
47%
15/32
29%
18.5/64
Comet B502388          44%
28/64
30%
9.5/32
 
Gosu 0.162382          35%
15.5/44
44%
14/32
38%
12/32
Comet B682378          46%
29.5/64
47%
14/30
 
NameEloCheese
2.1
64-bit
4CPU
Cheese
2.0
64-bit
4CPU
Cheese
2.1
64-bit
Cheese
2.0
64-bit
Cheese
1.9
64-bit
Cheese
1.8
64-bit
Cheese
1.7
64-bit
Cheese
1.6.1
64-bit
Cheese
1.5
64-bit
Cheese
1.4
64-bit
Cheese
1.3
Cheese
1.2
Cheese
1.1b
Der Bringer 1.92374          59%
19/32
44%
14/32
28%
9/32
Djinn 0.925x2372          41%
13/32
48%
15.5/32
38%
12/32
Muse 0.899b2371          24%
7.5/31
53%
17/32
39%
12.5/32
The Crazy Bishop 00522364          54%
6.5/12
50%
16/32
 
Homer 2.012357          48%
14.5/30
48%
11.5/24
 
Amateur 2.822351          42%
5/12
50%
16/32
 
Eeyore 1.502343          44%
14/32
45%
14.5/32
 
Queen 4.032335          48%
15.5/32
34%
11/32
 
Arion 1.72332          50%
16/32
52%
16.5/32
 
Sage 3.532324          45%
14.5/32
53%
17/32
 
Sungorus 1.4 64-bit2313          50%
16/32
56%
18/32
 
Asterisk 0.62307           64%
20.5/32
56%
14/25
Joker 1.1.142305    100%
1/1
     61%
19.5/32
55%
17.5/32
 
KnightX 1.922296          62%
27.5/44
44%
14/32
 
Ares 1.003a2285          69%
21.5/31
58%
18.5/32
 
Popochin 3.22274          47%
15/32
56%
18/32
59%
19/32
Zeus 1.292261          55%
17.5/32
48%
15.5/32
 
Natwarlal 0.142260          57%
17/30
70%
22.5/32
66%
21/32
Anechka 0.082233          58%
18.5/32
69%
22/32
55%
17/31
Latista (Sinobyl) 1.52195           81%
25/31
64%
20.5/32
NameEloCheese
2.1
64-bit
4CPU
Cheese
2.0
64-bit
4CPU
Cheese
2.1
64-bit
Cheese
2.0
64-bit
Cheese
1.9
64-bit
Cheese
1.8
64-bit
Cheese
1.7
64-bit
Cheese
1.6.1
64-bit
Cheese
1.5
64-bit
Cheese
1.4
64-bit
Cheese
1.3
Cheese
1.2
Cheese
1.1b
BlackBishop 1.02155          77%
24/31
66%
21/32
 
Score color legend:
(Only pairs with at least 30 games)
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Number of games
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Percentage of connecting games
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Performance with common opponents
Performance with all opponents
LOS with common opponents
LOS with all opponents

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Created in 2005-2013 by CCRL team
Last games added on July 4, 2020