CCRL Blitz
Downloads and Statistics
July 1, 2020
Testing summary:
Total: 2'316'652 games
played by 2'725 programs

White wins: 892'731 (38.5%)
Black wins: 718'204 (31.0%)
Draws: 705'717 (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 July 1, 2020 with Bayeselo based on 2'316'652 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+
1CT800 1.40 64-bit2393+20−2052.0%−17.016.0%973 
99.1%
 CT800 1.34 64-bit2300+76−7362.5%−101.225.0%72
77.1%
 CT800 1.33 64-bit2270+20−2048.1%+13.123.3%944
98.7%
 CT800 1.11 64-bit2239+20−2046.9%+22.020.5%950
78.2%
 CT800 1.30 64-bit2228+18−1848.1%+13.221.0%1111
55.1%
 CT800 1.32 64-bit2226+20−2051.1%−8.918.7%952
76.9%
 CT800 1.20 64-bit2217+17−1743.6%+48.220.5%1353
74.2%
 CT800 1.31 64-bit2206+27−2843.4%+48.321.9%480
54.2%
 CT800 1.12 64-bit2204+18−1844.3%+45.618.7%1189
 

Results matrix

Custom engine selection
#NameElo123456789
1CT800 1.40 64-bit2393         
2CT800 1.34 64-bit2300         
3CT800 1.33 64-bit2270         
4CT800 1.11 64-bit2239         
5CT800 1.30 64-bit2228         
6CT800 1.32 64-bit2226         
7CT800 1.20 64-bit2217         
8CT800 1.31 64-bit2206         
9CT800 1.12 64-bit2204         
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
1CT800 1.40 64-bit2393 99.1100.0100.0100.0100.0100.0100.0100.0
2CT800 1.34 64-bit23000.9 77.193.796.596.798.298.999.2
3CT800 1.33 64-bit22700.022.9 98.799.999.9100.0100.0100.0
4CT800 1.11 64-bit22390.06.31.3 78.280.895.497.199.5
5CT800 1.30 64-bit22280.03.50.121.8 55.181.990.696.6
6CT800 1.32 64-bit22260.03.30.119.244.9 76.988.194.8
7CT800 1.20 64-bit22170.01.80.04.618.123.1 74.284.0
8CT800 1.31 64-bit22060.01.10.02.99.411.925.8 54.2
9CT800 1.12 64-bit22040.00.80.00.53.45.216.045.8 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789
1CT800 1.40 64-bit2393 0391344378383821383378
2CT800 1.34 64-bit23000 0000000
3CT800 1.33 64-bit22703910 686793480766474668
4CT800 1.11 64-bit22393440686 100362311034681450
5CT800 1.30 64-bit222837807931003 110514079161254
6CT800 1.32 64-bit222638304806231105 10598981117
7CT800 1.20 64-bit22178210766110314071059 8791494
8CT800 1.31 64-bit22063830474468916898879 779
9CT800 1.12 64-bit220437806681450125411171494779 
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
1CT800 1.40 64-bit2393 0.020.417.918.119.935.326.417.5
2CT800 1.34 64-bit23000.0 0.00.00.00.00.00.00.0
3CT800 1.33 64-bit227020.40.0 36.238.625.333.333.331.3
4CT800 1.11 64-bit223917.90.036.2 48.732.847.932.767.8
5CT800 1.30 64-bit222818.10.038.648.7 53.657.157.654.5
6CT800 1.32 64-bit222619.90.025.332.853.6 45.962.752.2
7CT800 1.20 64-bit221735.30.033.347.957.145.9 48.058.8
8CT800 1.31 64-bit220626.40.033.332.757.662.748.0 46.7
9CT800 1.12 64-bit220417.50.031.367.854.552.258.846.7 
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 49 common opponents

Custom engine selection
NameEloCT800
1.40
64-bit
CT800
1.34
64-bit
CT800
1.33
64-bit
CT800
1.11
64-bit
CT800
1.30
64-bit
CT800
1.32
64-bit
CT800
1.20
64-bit
CT800
1.31
64-bit
CT800
1.12
64-bit
TJchess 1.3 64-bit2398   22%
7/32
    30%
9.5/32
Jumbo 0.5.3 64-bit2339   39%
12.5/32
    31%
10/32
Sage 3.53232470%
22.5/32
  42%
13.5/32
  39%
12.5/32
 48%
16/33
Chezzz 1.0.3232167%
21.5/32
     28%
9/32
  
Mediocre 0.5 64-bit232061%
19.5/32
     30%
9.5/32
  
Barbarossa 0.4.0 64-bit2318  53%
17/32
41%
13/32
  40%
2/5
 38%
12/32
Isa 2.0.64 64-bit231564%
20.5/32
     48%
14.5/30
  
Aice 0.99.2231459%
19/32
 34%
11/32
 0%
0/1
 33%
2/6
  
Asymptote 0.2.0 64-bit2313     0%
0/1
 28%
9/32
 
Sungorus 1.4 64-bit231359%
19/32
 41%
13/32
   33%
2/6
  
Waxman 20172310    50%
0.5/1
 49%
16.5/34
  
Averno 0.81230661%
19/31
     45%
14.5/32
  
Kingfisher 1.1.1 64-bit230553%
16.5/31
 40%
12/30
      
KnightX 1.922296   38%
11.5/30
  34%
21/62
 45%
13.5/30
Ayito 0.2.994228565%
19.5/30
  48%
15.5/32
37%
11/30
 34%
20/59
 53%
17/32
Fischerle 0.9.80 SE 64-bit228170%
22.5/32
    38%
12/32
 39%
12.5/32
 
Chaturanga 2.4.32272      42%
12.5/30
 43%
12.5/29
Paladin 0.1 64-bit2271   52%
32/62
52%
15.5/30
 45%
26/58
 25%
8/32
Rival 1.0.1 64-bit227080%
25.5/32
    45%
14.5/32
39%
12.5/32
38%
12/32
 
Esc 1.16226666%
21/32
 56%
20/36
54%
33.5/62
52%
32.5/62
48%
15.5/32
43%
39.5/91
45%
14.5/32
48%
44/91
NameEloCT800
1.40
64-bit
CT800
1.34
64-bit
CT800
1.33
64-bit
CT800
1.11
64-bit
CT800
1.30
64-bit
CT800
1.32
64-bit
CT800
1.20
64-bit
CT800
1.31
64-bit
CT800
1.12
64-bit
Scidlet 3.61 64-bit2266  62%
22.5/36
60%
18/30
55%
16.5/30
    
Butcher 1.61 64-bit226373%
23.5/32
   42%
13.5/32
44%
14/32
42%
13/31
41%
13/32
 
Zeus 1.29226175%
24/32
 57%
20/35
39%
12.5/32
58%
18.5/32
47%
15/32
39%
12.5/32
47%
15/32
39%
24/62
Doctor 3.02260  41%
13/32
   42%
2.5/6
  
Natwarlal 0.14226071%
22/31
 54%
19.5/36
48%
14/29
44%
27/62
41%
13/32
54%
33/61
33%
10.5/32
28%
8.5/30
KMTChess 1.2.1 64-bit2259  53%
19/36
42%
12.5/30
48%
14/29
 48%
14/29
  
Invictus r228 64-bit2256  56%
18/32
  0%
0/2
   
Butcher 1.64 64-bit2253  49%
17/35
34%
9.5/28
62%
18.5/30
 45%
13/29
  
Napoleon 1.8 64-bit2253  56%
19.5/35
50%
15/30
45%
14.5/32
48%
15.5/32
54%
19.5/36
45%
14.5/32
42%
12.5/30
FireFly 2.7.2 64-bit2252    41%
13/32
41%
13/32
56%
19.5/35
38%
12/32
45%
13.5/30
GopherCheck 0.2.3 64-bit2236    45%
13.5/30
62%
20/32
45%
26/58
50%
16/32
48%
28.5/59
Robocide 20170718 64-bit2236  62%
23/37
 50%
31/62
45%
14.5/32
42%
25/59
58%
18.5/32
47%
28/60
Anechka 0.082233  50%
18/36
23%
7/30
42%
13.5/32
45%
14.5/32
45%
13/29
44%
14/32
43%
13/30
Ant 2006-F2232  57%
20/35
58%
18/31
45%
28/62
47%
15/32
47%
13.5/29
47%
15/32
39%
35.5/92
Dorpsgek Eve's Temptation 64-bit2231    52%
16.5/32
47%
15/32
 44%
14/32
 
AliChess 4.252227   38%
11.5/30
44%
27.5/62
53%
16.5/31
53%
15.5/29
56%
18/32
43%
13/30
Joker2 0.7.7 64-bit2222    58%
18.5/32
58%
18.5/32
47%
13.5/29
 50%
30/60
Adam 3.32220   55%
33/60
48%
15.5/32
52%
16.5/32
  50%
14/28
Buzz 0.08 64-bit2214     41%
13/32
  53%
15.5/29
Zevra 1.8.3 r636 64-bit2214    59%
19/32
 45%
14.5/32
  
NameEloCT800
1.40
64-bit
CT800
1.34
64-bit
CT800
1.33
64-bit
CT800
1.11
64-bit
CT800
1.30
64-bit
CT800
1.32
64-bit
CT800
1.20
64-bit
CT800
1.31
64-bit
CT800
1.12
64-bit
Chispa 4.0.32206     50%
16/32
  41%
12/29
Dorpsgek Dillinger 64-bit2205   53%
16/30
    31%
9.5/31
RattateChess 1.0 Nosferatu2198   61%
19.5/32
 47%
15/32
  61%
20/33
Latista (Sinobyl) 1.52195   58%
18.5/32
    60%
18/30
Uralochka 1.1d2188    55%
16.5/30
59%
19/32
   
Atak 6.82184     53%
17/32
59%
16.5/28
  
Madeleine 0.22183     66%
21/32
57%
16/28
  
Baislicka 1.0 64-bit2176   53%
17/32
    48%
15.5/32
SjaakII 1.3.0 64-bit2173   67%
20/30
  60%
17.5/29
 47%
14/30
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 July 1, 2020