CCRL Blitz
Downloads and Statistics
September 26, 2020
Testing summary:
Total: 2'375'566 games
played by 2'806 programs

White wins: 914'963 (38.5%)
Black wins: 735'833 (31.0%)
Draws: 724'770 (30.5%)
White score: 53.8%

Custom engine selection

Comparing 15 engines!
15 selected engines played 52 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 September 26, 2020 with Bayeselo based on 2'375'566 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+
1Pirarucu 3.3.5 64-bit 4CPU3132+18−1848.5%+10.144.1%948 
60.0%
 Pirarucu 3.2.4 64-bit 4CPU3129+15−1547.3%+16.649.2%1280
99.8%
 Pirarucu 2.9.5 64-bit 4CPU3095+17−1751.4%−10.347.0%1038
99.7%
 Pirarucu 3.3.5 64-bit3061+16−1650.0%−1.239.0%1205
91.8%
 Pirarucu 3.2.4 64-bit3037+30−2956.0%−36.144.7%351
85.3%
 Pirarucu 3.0.7 64-bit3019+15−1548.6%+6.841.4%1402
99.7%
 Pirarucu 2.9.5 64-bit2986+19−1947.6%+15.240.2%898
83.7%
 Pirarucu 2.7.4 64-bit2974+16−1648.6%+7.442.8%1348
100.0%
 Pirarucu 2.6.1 64-bit2934+16−1644.4%+36.037.3%1414
100.0%
 Pirarucu 2.3.8 64-bit2865+19−1951.4%−14.134.1%984
100.0%
 Pirarucu 2.2.2 64-bit2674+17−1850.6%−9.226.6%1246
100.0%
 Pirarucu 2.0.2 64-bit2346+37−3665.5%−125.915.5%310
86.6%
 Pirarucu 2.0.0 64-bit2324+16−1658.2%−63.618.7%1484
100.0%
 Pirarucu 1.72 64-bit2090+30−2965.6%−122.414.0%464
100.0%
 Pirarucu 1.4 64-bit1850+31−3142.6%+59.716.7%408
 

Results matrix

Custom engine selection
#NameElo123456789101112131415
1Pirarucu 3.3.5 64-bit 4CPU3132               
2Pirarucu 3.2.4 64-bit 4CPU3129               
3Pirarucu 2.9.5 64-bit 4CPU3095               
4Pirarucu 3.3.5 64-bit3061               
5Pirarucu 3.2.4 64-bit3037               
6Pirarucu 3.0.7 64-bit3019               
7Pirarucu 2.9.5 64-bit2986               
8Pirarucu 2.7.4 64-bit2974               
9Pirarucu 2.6.1 64-bit2934         33 − 19
+19−5=28
+11
     
10Pirarucu 2.3.8 64-bit2865        19 − 33
+5−19=28
−11
      
11Pirarucu 2.2.2 64-bit2674               
12Pirarucu 2.0.2 64-bit2346               
13Pirarucu 2.0.0 64-bit2324               
14Pirarucu 1.72 64-bit2090               
15Pirarucu 1.4 64-bit1850               
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
#NameElo123456789101112131415
1Pirarucu 3.3.5 64-bit 4CPU3132 60.099.8100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Pirarucu 3.2.4 64-bit 4CPU312940.0 99.8100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Pirarucu 2.9.5 64-bit 4CPU30950.20.2 99.799.9100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Pirarucu 3.3.5 64-bit30610.00.00.3 91.8100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
5Pirarucu 3.2.4 64-bit30370.00.00.18.2 85.399.8100.0100.0100.0100.0100.0100.0100.0100.0
6Pirarucu 3.0.7 64-bit30190.00.00.00.014.7 99.7100.0100.0100.0100.0100.0100.0100.0100.0
7Pirarucu 2.9.5 64-bit29860.00.00.00.00.20.3 83.7100.0100.0100.0100.0100.0100.0100.0
8Pirarucu 2.7.4 64-bit29740.00.00.00.00.00.016.3 100.0100.0100.0100.0100.0100.0100.0
9Pirarucu 2.6.1 64-bit29340.00.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0100.0
10Pirarucu 2.3.8 64-bit28650.00.00.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0
11Pirarucu 2.2.2 64-bit26740.00.00.00.00.00.00.00.00.00.0 100.0100.0100.0100.0
12Pirarucu 2.0.2 64-bit23460.00.00.00.00.00.00.00.00.00.00.0 86.6100.0100.0
13Pirarucu 2.0.0 64-bit23240.00.00.00.00.00.00.00.00.00.00.013.4 100.0100.0
14Pirarucu 1.72 64-bit20900.00.00.00.00.00.00.00.00.00.00.00.00.0 100.0
15Pirarucu 1.4 64-bit18500.00.00.00.00.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456789101112131415
1Pirarucu 3.3.5 64-bit 4CPU3132 960547000000000000
2Pirarucu 3.2.4 64-bit 4CPU3129960 460000000000000
3Pirarucu 2.9.5 64-bit 4CPU3095547460 144023130278289000000
4Pirarucu 3.3.5 64-bit306100144 3198913194284746600000
5Pirarucu 3.2.4 64-bit3037000319 0000000000
6Pirarucu 3.0.7 64-bit3019002318910 90483593439100000
7Pirarucu 2.9.5 64-bit2986003023190904 909102235500000
8Pirarucu 2.7.4 64-bit297400784280835909 1004540960000
9Pirarucu 2.6.1 64-bit293400289474093410221004 9302880000
10Pirarucu 2.3.8 64-bit2865000660391355540930 2880000
11Pirarucu 2.2.2 64-bit2674000000096288288 67800
12Pirarucu 2.0.2 64-bit234600000000006 11230
13Pirarucu 2.0.0 64-bit2324000000000078112 00
14Pirarucu 1.72 64-bit20900000000000030 113
15Pirarucu 1.4 64-bit18500000000000000113 
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
#NameElo123456789101112131415
1Pirarucu 3.3.5 64-bit 4CPU3132 43.127.50.00.00.00.00.00.00.00.00.00.00.00.0
2Pirarucu 3.2.4 64-bit 4CPU312943.1 19.80.00.00.00.00.00.00.00.00.00.00.00.0
3Pirarucu 2.9.5 64-bit 4CPU309527.519.8 6.40.09.515.63.311.80.00.00.00.00.00.0
4Pirarucu 3.3.5 64-bit30610.00.06.4 20.534.215.216.818.13.00.00.00.00.00.0
5Pirarucu 3.2.4 64-bit30370.00.00.020.5 0.00.00.00.00.00.00.00.00.00.0
6Pirarucu 3.0.7 64-bit30190.00.09.534.20.0 39.330.433.216.40.00.00.00.00.0
7Pirarucu 2.9.5 64-bit29860.00.015.615.20.039.3 40.544.218.90.00.00.00.00.0
8Pirarucu 2.7.4 64-bit29740.00.03.316.80.030.440.5 36.423.23.70.00.00.00.0
9Pirarucu 2.6.1 64-bit29340.00.011.818.10.033.244.236.4 38.810.80.00.00.00.0
10Pirarucu 2.3.8 64-bit28650.00.00.03.00.016.418.923.238.8 12.90.00.00.00.0
11Pirarucu 2.2.2 64-bit26740.00.00.00.00.00.00.03.710.812.9 0.42.90.00.0
12Pirarucu 2.0.2 64-bit23460.00.00.00.00.00.00.00.00.00.00.4 6.20.40.0
13Pirarucu 2.0.0 64-bit23240.00.00.00.00.00.00.00.00.00.02.96.2 0.00.0
14Pirarucu 1.72 64-bit20900.00.00.00.00.00.00.00.00.00.00.00.40.0 13.0
15Pirarucu 1.4 64-bit18500.00.00.00.00.00.00.00.00.00.00.00.00.013.0 
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 78 common opponents

Custom engine selection
NameEloPirarucu
3.3.5
64-bit
4CPU
Pirarucu
3.2.4
64-bit
4CPU
Pirarucu
2.9.5
64-bit
4CPU
Pirarucu
3.3.5
64-bit
Pirarucu
3.2.4
64-bit
Pirarucu
3.0.7
64-bit
Pirarucu
2.9.5
64-bit
Pirarucu
2.7.4
64-bit
Pirarucu
2.6.1
64-bit
Pirarucu
2.3.8
64-bit
Pirarucu
2.2.2
64-bit
Pirarucu
2.0.2
64-bit
Pirarucu
2.0.0
64-bit
Pirarucu
1.72
64-bit
Pirarucu
1.4
64-bit
chess22k 1.14 64-bit 4CPU318249%
33.5/69
 41%
43/105
            
Nemorino 5.00 64-bit 4CPU318032%
21/65
39%
24/61
             
Senpai 2.0 64-bit 4CPU317843%
29.5/69
46%
28/61
             
iCE 4.0 64-bit 4CPU317042%
29/69
37%
53.5/146
             
Igel 2.3.1 64-bit 4CPU3158 38%
27.5/72
43%
38.5/90
            
Naum 4.6 64-bit 4CPU315049%
33.5/68
53%
32.5/61
             
Minic 2.0 64-bit 4CPU313747%
32/68
49%
20.5/42
             
Xiphos 0.3 64-bit3136         0%
0/1
0%
0/1
    
NirvanaChess 2.4 64-bit3130   33%
10.5/32
 36%
11.5/32
 38%
21/55
       
Protector 1.9.0 64-bit 4CPU312950%
34.5/69
62%
37.5/60
33%
9/27
            
Demolito 2020-02-08 64-bit3117   41%
13/32
35%
11/31
          
Nemorino 5.00 64-bit3116   43%
13/30
 0%
0/1
         
Texel 1.07 64-bit3113   55%
17.5/32
 36%
11.5/32
   50%
0.5/1
     
iCE 4.0 64-bit3110   45%
14.5/32
 28%
9/32
         
Hannibal 1.7 64-bit3109   50%
16/32
 32%
10/31
         
Rybka 4.1 64-bit3109   31%
10/32
 35%
11/31
 36%
19.5/54
       
Demolito 2018-10-29 64-bit 4CPU3105 48%
30/62
50%
13.5/27
            
Amoeba 3.1 64-bit 4CPU310151%
35.5/69
 50%
40/80
            
PeSTO 2.210 64-bit 4CPU309865%
44.5/68
50%
30.5/61
49%
37/75
            
Protector 1.9.0 64-bit3086   50%
16/32
 29%
9.5/33
  25%
12.5/50
      
NameEloPirarucu
3.3.5
64-bit
4CPU
Pirarucu
3.2.4
64-bit
4CPU
Pirarucu
2.9.5
64-bit
4CPU
Pirarucu
3.3.5
64-bit
Pirarucu
3.2.4
64-bit
Pirarucu
3.0.7
64-bit
Pirarucu
2.9.5
64-bit
Pirarucu
2.7.4
64-bit
Pirarucu
2.6.1
64-bit
Pirarucu
2.3.8
64-bit
Pirarucu
2.2.2
64-bit
Pirarucu
2.0.2
64-bit
Pirarucu
2.0.0
64-bit
Pirarucu
1.72
64-bit
Pirarucu
1.4
64-bit
Senpai 2.0 64-bit3086   33%
10.5/32
 48%
15/31
 31%
17/55
26%
13.5/51
      
Vajolet2 2.6 64-bit3084       0%
0/1
28%
14.5/51
      
iCE 3.0 64-bit3080  54%
30.5/56
  35%
11.5/33
38%
15/40
 26%
13.5/52
      
Wasp 3.50 64-bit3065      39%
12.5/32
40%
34/85
       
ChessBrainVB 3.723048     50%
16/32
45%
14.5/32
        
Defenchess 1.1f 64-bit3047     45%
14.5/32
44%
14/32
39%
21/54
36%
18/50
50%
0.5/1
     
SmarThink 1.98 64-bit3043  56%
29/52
53%
17/32
 72%
23/32
45%
31.5/70
 48%
24/50
      
Bagatur 2.0 64-bit3031   55%
17.5/32
55%
17.5/32
          
Naum 4.6 64-bit3030   47%
15/32
 40%
12/30
44%
14/32
42%
22.5/54
34%
17.5/51
      
Minic 2.07 64-bit3027   55%
17.5/32
45%
14.5/32
          
Deuterium 2019.2.37.73 64-bit3021   55%
17.5/32
 50%
16/32
         
Hakkapeliitta TCEC v2 64-bit3019  45%
12.5/28
47%
15/32
 53%
16/30
45%
32.5/72
28%
14/50
36%
18.5/51
      
ChessBrainVB 3.743003   69%
22/32
 50%
16/32
         
Deuterium 2019.1.36.50 64-bit2998     50%
16/32
56%
18/32
56%
17.5/31
       
Rodent III 0.275 64-bit2997      39%
12.5/32
 54%
27.5/51
      
Rodent IV 022 64-bit2995   69%
22/32
 50%
16/32
         
Marvin 3.5.0 64-bit2988   64%
20.5/32
55%
17.5/32
          
Amoeba 3.1 64-bit2983   64%
20.5/32
61%
19.5/32
          
Hiarcs 142983   66%
20.5/31
 53%
16.5/31
36%
11.5/32
 37%
11/30
36%
11.5/32
     
Amoeba 3.0 64-bit2974     53%
17/32
55%
22/40
        
NameEloPirarucu
3.3.5
64-bit
4CPU
Pirarucu
3.2.4
64-bit
4CPU
Pirarucu
2.9.5
64-bit
4CPU
Pirarucu
3.3.5
64-bit
Pirarucu
3.2.4
64-bit
Pirarucu
3.0.7
64-bit
Pirarucu
2.9.5
64-bit
Pirarucu
2.7.4
64-bit
Pirarucu
2.6.1
64-bit
Pirarucu
2.3.8
64-bit
Pirarucu
2.2.2
64-bit
Pirarucu
2.0.2
64-bit
Pirarucu
2.0.0
64-bit
Pirarucu
1.72
64-bit
Pirarucu
1.4
64-bit
Bobcat 8.0 64-bit2959     62%
20/32
56%
40/72
54%
56.5/104
38%
20/52
39%
12.5/32
     
Demolito 2018-03-01 64-bit2957        44%
23/52
38%
12.5/33
     
Amoeba 2.8 64-bit2952      50%
36/72
55%
47.5/87
42%
23/55
42%
13.5/32
     
Deuterium 2018.1.35.514 64-bit2951       47%
23.5/50
49%
24/49
34%
11/32
     
Cheng 4.39 64-bit2942     61%
19.5/32
60%
43.5/72
53%
26/49
46%
25/54
42%
13.5/32
     
Winter 0.6 64-bit2937     62%
20/32
56%
18/32
        
Crafty 25.2 64-bit2933     69%
21.5/31
  50%
16/32
38%
12.5/33
     
Dirty CUCUMBER 64-bit2926     69%
22/32
  62%
20/32
      
Spark 1.0 64-bit2926     69%
22/32
 65%
32.5/50
 42%
13.5/32
     
Atlas 3.91 64-bit2924     66%
20.5/31
   44%
14/32
     
Toga II 4.0 64-bit2921        45%
14.5/32
36%
11.5/32
     
Spike 1.4 Leiden2919       49%
24.5/50
 42%
13.5/32
     
DiscoCheck 5.2.1 64-bit2912     50%
0.5/1
 51%
27/53
       
Scorpio 2.8 64-bit2903        45%
14.5/32
100%
1/1
     
Zurichess Neuchatel 64-bit2901       57%
31/54
 50%
0.5/1
     
Gaviota 1.0 64-bit2871       65%
32.5/50
44%
14/32
 19%
7.5/40
    
Zappa Mexico II 64-bit2845       69%
34.5/50
 100%
1/1
     
Godel 4.4.5 64-bit2838       100%
1/1
77%
24.5/32
42%
19.5/46
     
RuyDos 1.1.6 64-bit2797        66%
21/32
 39%
15.5/40
    
Marvin 3.1.0 64-bit2792        56%
18/32
53%
17/32
     
NameEloPirarucu
3.3.5
64-bit
4CPU
Pirarucu
3.2.4
64-bit
4CPU
Pirarucu
2.9.5
64-bit
4CPU
Pirarucu
3.3.5
64-bit
Pirarucu
3.2.4
64-bit
Pirarucu
3.0.7
64-bit
Pirarucu
2.9.5
64-bit
Pirarucu
2.7.4
64-bit
Pirarucu
2.6.1
64-bit
Pirarucu
2.3.8
64-bit
Pirarucu
2.2.2
64-bit
Pirarucu
2.0.2
64-bit
Pirarucu
2.0.0
64-bit
Pirarucu
1.72
64-bit
Pirarucu
1.4
64-bit
Pawny 1.2 64-bit2766       100%
1/1
 58%
18.5/32
33%
18.5/56
    
Bison 9.11 64-bit2761        66%
21/32
 36%
14.5/40
    
Chronos 1.9.9 64-bit2739     0%
0/1
 100%
1/1
 80%
25.5/32
     
Shield 2.1 64-bit2737       0%
0/1
 72%
23/32
44%
17.5/40
    
Cheese 1.9 64-bit2730         84%
13.5/16
44%
17.5/40
    
Devel 2.00002712        75%
24/32
62%
20/32
52%
21/40
    
Donna 4.0 64-bit2650         100%
1/1
49%
19.5/40
    
DanaSah 7.32617         50%
0.5/1
59%
23.5/40
    
Delocto 0.6 64-bit2611          59%
24/41
0%
0/1
   
Teki 2 64-bit2386          84%
33.5/40
 45%
13/29
  
Patzer 3.802372          50%
0.5/1
 58%
15/26
  
Plisk 0.2.7d 64-bit2342          50%
0.5/1
54%
13.5/25
37%
10/27
  
CT800 1.30 64-bit2228           70%
17.5/25
66%
21/32
  
Beowulf 2.4a 32-bit2202          100%
1/1
 81%
13/16
  
Hedgehog 1.814 64-bit2126           100%
1/1
81%
13/16
  
Plywood 1.7.32007             56%
15/27
29%
8.5/29
Arabian Knight 1.55 64-bit1979             61%
17/28
31%
9/29
Snowy 0.2 64-bit1977           100%
1/1
 65%
17/26
 
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 September 26, 2020