CCRL Blitz
Downloads and Statistics
March 28, 2020
Testing summary:
Total: 2'228'724 games
played by 2'613 programs

White wins: 860'514 (38.6%)
Black wins: 693'382 (31.1%)
Draws: 674'828 (30.3%)
White score: 53.7%

Custom engine selection

Comparing 9 engines!
9 selected engines played 50 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 March 28, 2020 with Bayeselo based on 2'228'724 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+
1Bobcat 8.0 64-bit 4CPU3054+12−1247.1%+16.545.1%2243 
94.2%
 Bobcat 7.6 64-bit 4CPU3035+19−1943.7%+40.346.5%820
100.0%
 Bobcat 8.0 64-bit2961+9−947.8%+12.138.9%4069
100.0%
 Bobcat 7.6 64-bit2912+14−1449.0%+5.938.2%1616
100.0%
 Bobcat 7.1 64-bit2854+17−1751.5%−13.432.5%1171
100.0%
 Bobcat 3.25 64-bit2713+10−1049.6%+2.635.4%3577
100.0%
 Bobcat 2.75 64-bit2676+14−1455.7%−42.034.0%1965
100.0%
 Bobcat 20110414 64-bit2585+30−2962.2%−92.529.7%418
69.4%
 Bobcat 20110220 64-bit2574+26−2658.5%−61.329.1%509
 

Results matrix

Custom engine selection
#NameElo123456789
1Bobcat 8.0 64-bit 4CPU3054         
2Bobcat 7.6 64-bit 4CPU3035         
3Bobcat 8.0 64-bit2961         
4Bobcat 7.6 64-bit2912         
5Bobcat 7.1 64-bit2854         
6Bobcat 3.25 64-bit2713      30.5 − 19.5
+15−4=31
+32
  
7Bobcat 2.75 64-bit2676     19.5 − 30.5
+4−15=31
−32
   
8Bobcat 20110414 64-bit2585         
9Bobcat 20110220 64-bit2574         
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
1Bobcat 8.0 64-bit 4CPU3054 94.2100.0100.0100.0100.0100.0100.0100.0
2Bobcat 7.6 64-bit 4CPU30355.8 100.0100.0100.0100.0100.0100.0100.0
3Bobcat 8.0 64-bit29610.00.0 100.0100.0100.0100.0100.0100.0
4Bobcat 7.6 64-bit29120.00.00.0 100.0100.0100.0100.0100.0
5Bobcat 7.1 64-bit28540.00.00.00.0 100.0100.0100.0100.0
6Bobcat 3.25 64-bit27130.00.00.00.00.0 100.0100.0100.0
7Bobcat 2.75 64-bit26760.00.00.00.00.00.0 100.0100.0
8Bobcat 20110414 64-bit25850.00.00.00.00.00.00.0 69.4
9Bobcat 20110220 64-bit25740.00.00.00.00.00.00.030.6 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789
1Bobcat 8.0 64-bit 4CPU3054 92828400000
2Bobcat 7.6 64-bit 4CPU303592 0000000
3Bobcat 8.0 64-bit2961820 11194522333693
4Bobcat 7.6 64-bit29128401119 11242986400
5Bobcat 7.1 64-bit2854004521124 105638400
6Bobcat 3.25 64-bit2713002332981056 1260450
7Bobcat 2.75 64-bit26760036643841260 713358
8Bobcat 20110414 64-bit25850090045713 337
9Bobcat 20110220 64-bit2574003000358337 
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
1Bobcat 8.0 64-bit 4CPU3054 3.01.32.20.00.00.00.00.0
2Bobcat 7.6 64-bit 4CPU30353.0 0.00.00.00.00.00.00.0
3Bobcat 8.0 64-bit29611.30.0 19.78.63.00.60.20.1
4Bobcat 7.6 64-bit29122.20.019.7 40.35.71.80.00.0
5Bobcat 7.1 64-bit28540.00.08.640.3 22.212.20.00.0
6Bobcat 3.25 64-bit27130.00.03.05.722.2 22.71.10.0
7Bobcat 2.75 64-bit26760.00.00.61.812.222.7 29.914.5
8Bobcat 20110414 64-bit25850.00.00.20.00.01.129.9 36.4
9Bobcat 20110220 64-bit25740.00.00.10.00.00.014.536.4 
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 79 common opponents

Custom engine selection
NameEloBobcat
8.0
64-bit
4CPU
Bobcat
7.6
64-bit
4CPU
Bobcat
8.0
64-bit
Bobcat
7.6
64-bit
Bobcat
7.1
64-bit
Bobcat
3.25
64-bit
Bobcat
2.75
64-bit
Bobcat
20110414
64-bit
Bobcat
20110220
64-bit
Protector 1.9.0 64-bit 4CPU312832%
13/40
41%
21.5/52
       
Texel 1.06 64-bit3095  26%
9.5/36
50%
2/4
     
Booot 6.1 64-bit3086  28%
10.5/37
25%
3/12
     
Protector 1.9.0 64-bit3086  22%
8.5/39
38%
1.5/4
     
iCE 3.0 64-bit3081  39%
14.5/37
50%
2/4
     
Pedone 1.5 64-bit3021  42%
15.5/37
38%
1.5/4
     
Senpai 1.0 64-bit3007  39%
14.5/37
40%
4/10
     
Hakkapeliitta 3.0 64-bit298560%
27.5/46
 43%
15.5/36
39%
15/38
     
Nemorino 2.00 64-bit2985  49%
17.5/36
34%
11/32
     
Arasan 19.2 64-bit2980  51%
18.5/36
40%
13.5/34
     
Vajolet2 2.2 64-bit2961  52%
16.5/32
44%
23/52
     
Cheng 4.39 64-bit2944  50%
0.5/1
56%
18/32
     
Crafty 25.2 64-bit2934  54%
19.5/36
47%
22.5/48
     
Spark 1.0 64-bit2927  50%
0.5/1
 41%
13/32
    
Wasp 1.25 64-bit2926  53%
19/36
39%
14/36
     
Booot 5.2.0 64-bit2922   44%
14/32
42%
12.5/30
15%
1.5/10
   
Spike 1.4 Leiden2920  50%
1/2
34%
11/32
44%
13.5/31
    
DiscoCheck 5.2.1 64-bit2913  67%
25.5/38
45%
17/38
41%
13/32
    
Rodent II 0.9.64 64-bit2906  54%
19.5/36
51%
18.5/36
     
Quazar 0.4 64-bit2901  50%
3/6
44%
36/81
39%
12.5/32
20%
4/20
   
NameEloBobcat
8.0
64-bit
4CPU
Bobcat
7.6
64-bit
4CPU
Bobcat
8.0
64-bit
Bobcat
7.6
64-bit
Bobcat
7.1
64-bit
Bobcat
3.25
64-bit
Bobcat
2.75
64-bit
Bobcat
20110414
64-bit
Bobcat
20110220
64-bit
Arasan 18.2 64-bit2900   50%
16/32
40%
11.5/29
    
Deep Junior Yokohama 64-bit2899   55%
17.5/32
60%
18.5/31
    
Crafty 25.0 64-bit2886   47%
15/32
39%
12.5/32
    
Thinker 5.4d Inert 64-bit2886   55%
17.5/32
55%
17.5/32
36%
2.5/7
   
Deuterium 14.3.34.130 64-bit2883  65%
24/37
43%
26.5/61
45%
14/31
    
Murka 3 64-bit2882   64%
32.5/51
45%
14/31
25%
2.5/10
   
Toga II 3.02876  78%
25/32
  32%
9.5/30
   
Atlas 3.80 64-bit2875  70%
22.5/32
56%
18/32
42%
13.5/32
31%
9.5/31
   
Gaviota 1.0 64-bit2873  67%
24/36
51%
18.5/36
55%
17.5/32
    
EXchess 7.88b 64-bit2872   47%
15/32
45%
14.5/32
    
MinkoChess 1.3 64-bit2870   66%
21/32
48%
15/31
19%
6/32
   
Dirty 3Nov2015 64-bit2868  0%
0/1
62%
32/52
47%
15/32
    
DisasterArea 1.65 64-bit2867  73%
27/37
56%
18/32
     
Nemo 1.0.1 64-bit2857  100%
2/2
58%
18.5/32
47%
15/32
30%
3/10
36%
11.5/32
  
Booot 5.1.02839     32%
15.5/49
23%
7.5/32
  
Rhetoric 1.4.3 64-bit2807  77%
24.5/32
 62%
20/32
    
Crafty 23.4 64-bit2782     36%
11.5/32
41%
13/32
  
Octochess r5190 64-bit2781  80%
25.5/32
 64%
20.5/32
44%
13.5/31
   
Rhetoric 1.4.1 64-bit2779    61%
19.5/32
50%
16/32
   
Scorpio 2.7 64-bit2775     48%
24/50
33%
10.5/32
  
NameEloBobcat
8.0
64-bit
4CPU
Bobcat
7.6
64-bit
4CPU
Bobcat
8.0
64-bit
Bobcat
7.6
64-bit
Bobcat
7.1
64-bit
Bobcat
3.25
64-bit
Bobcat
2.75
64-bit
Bobcat
20110414
64-bit
Bobcat
20110220
64-bit
Bright 0.5c2771  75%
1.5/2
 53%
17/32
39%
12.5/32
44%
14/32
  
ProDeo 2.22771  78%
28/36
70%
21/30
     
Twisted Logic 20090922 64-bit2771    53%
17/32
47%
15/32
44%
14/32
  
Frenzee 3.5.19 64-bit2770    62%
20.5/33
29%
11.5/40
   
Jonny 4.002763    58%
18.5/32
33%
17/52
47%
15/32
  
BugChess2 1.9 64-bit2760  0%
0/1
 58%
18.5/32
40%
23/57
31%
10/32
  
Mini Rodent 1.0 64-bit2747    64%
20.5/32
45%
14/31
   
Godel 3.4.9 64-bit2742  75%
1.5/2
 70%
22.5/32
41%
11/27
   
Chronos 1.9.9 64-bit2740  100%
1/1
 62%
20/32
44%
22/50
48%
15.5/32
  
ProDeo 2.02710    68%
20.5/30
48%
15.5/32
   
Delfi 5.42683  100%
2/2
   34%
11/32
  
Dirty 25Aug2011 64-bit2668     56%
18/32
50%
6/12
  
Alaric 7072663     50%
16/32
34%
7.5/22
47%
7/15
 
Colossus 2008b2642     58%
18/31
57%
12.5/22
  
WildCat 82624     58%
18.5/32
52%
16.5/32
  
Movei 00.8.438 (10 10 10)2623  100%
1/1
  52%
16/31
61%
19.5/32
  
Philou 3.7.1 64-bit2620     64%
35/55
60%
15/25
  
Rodent 0.12 64-bit2606     65%
15.5/24
69%
18.5/27
  
Amyan 1.722604  100%
1/1
   66%
22.5/34
60%
9/15
44%
14/32
Pharaon 3.5.12604      64%
14/22
47%
7/15
47%
15/32
NameEloBobcat
8.0
64-bit
4CPU
Bobcat
7.6
64-bit
4CPU
Bobcat
8.0
64-bit
Bobcat
7.6
64-bit
Bobcat
7.1
64-bit
Bobcat
3.25
64-bit
Bobcat
2.75
64-bit
Bobcat
20110414
64-bit
Bobcat
20110220
64-bit
GNU Chess 5.07.173b 64-bit2597     65%
6.5/10
62%
27.5/44
  
N2 0.4 64-bit2591      65%
22/34
33%
5/15
61%
19.5/32
Ruffian 1.0.52586      59%
13/22
53%
8/15
 
Arasan 13.2 64-bit2583     70%
35/50
72%
31.5/44
  
Pseudo 0.7c2576  100%
1/1
   59%
13/22
43%
6.5/15
 
SOS 5.12573      52%
11.5/22
47%
7/15
 
Aristarch 4.502567      61%
13.5/22
63%
9.5/15
 
Philou 3.602552      64%
21/33
58%
11.5/20
60%
6/10
Hermann 2.6 64-bit2541      62%
7.5/12
43%
6.5/15
41%
9/22
Ufim 8.022540  100%
1/1
   83%
10/12
67%
10/15
 
AnMon 5.752539      64%
14/22
50%
7.5/15
50%
16/32
SmarThink 0.17a2537      61%
13.5/22
57%
8.5/15
 
Hermann 2.8 64-bit2532      68%
23/34
68%
9.5/14
 
Yace 0.99.872504      77%
17/22
57%
8.5/15
 
Tao 5.62486      84%
18.5/22
80%
12/15
 
Abrok 5.02436      80%
17.5/22
63%
9.5/15
66%
21/32
Gaia 3.5 64-bit2425       60%
9/15
62%
20/32
Nejmet 3.072425      80%
17.5/22
73%
11/15
 
Delphil 2.72422      80%
17.5/22
75%
7.5/10
 
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 March 28, 2020