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 16 engines!
16 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+
1Igel 2.4.0 64-bit 4CPU3189+20−2048.7%+8.550.3%776 
99.2%
 Igel 2.3.1 64-bit 4CPU3159+15−1561.4%−72.644.1%1511
99.2%
 Igel 2.5.0 64-bit3129+18−1845.9%+25.445.0%924
99.7%
 Igel 2.4.0 64-bit3091+20−2052.6%−16.546.0%745
87.0%
 Igel 2.3.1 64-bit3074+22−2258.1%−59.337.8%666
99.7%
 Igel 2.1.0 64-bit 4CPU3030+20−2052.6%−26.643.3%759
99.8%
 Igel 2.2.2 64-bit2987+20−2047.3%+17.844.1%765
100.0%
 Igel 2.0.0 64-bit2925+21−2149.9%−1.438.8%734
100.0%
 Igel 1.8.2 64-bit 4CPU2860+31−3147.8%+13.830.2%348
61.3%
 Igel 1.9.0 64-bit 4CPU2854+25−2542.8%+46.139.1%491
88.3%
 Igel 1.5.1 64-bit 4CPU2830+30−2957.8%−55.126.0%400
84.4%
 Igel 1.9.0 64-bit2809+27−2744.6%+40.627.1%461
99.9%
 Igel 1.8.2 64-bit2759+19−1947.5%+17.027.1%989
100.0%
 Igel 1.5.1 64-bit2713+19−1949.6%+2.128.6%1033
85.6%
 Igel 1.5 64-bit2696+25−2554.6%−31.530.4%559
100.0%
 Igel 1.4 64-bit2634+20−2041.5%+63.822.8%958
 

Results matrix

Custom engine selection
#NameElo12345678910111213141516
1Igel 2.4.0 64-bit 4CPU3189                
2Igel 2.3.1 64-bit 4CPU3159                
3Igel 2.5.0 64-bit3129                
4Igel 2.4.0 64-bit3091                
5Igel 2.3.1 64-bit3074                
6Igel 2.1.0 64-bit 4CPU3030                
7Igel 2.2.2 64-bit2987                
8Igel 2.0.0 64-bit2925                
9Igel 1.8.2 64-bit 4CPU2860                
10Igel 1.9.0 64-bit 4CPU2854                
11Igel 1.5.1 64-bit 4CPU2830                
12Igel 1.9.0 64-bit2809                
13Igel 1.8.2 64-bit2759                
14Igel 1.5.1 64-bit2713                
15Igel 1.5 64-bit2696                
16Igel 1.4 64-bit2634                
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
#NameElo12345678910111213141516
1Igel 2.4.0 64-bit 4CPU3189 99.2100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Igel 2.3.1 64-bit 4CPU31590.8 99.2100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Igel 2.5.0 64-bit31290.00.8 99.7100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Igel 2.4.0 64-bit30910.00.00.3 87.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
5Igel 2.3.1 64-bit30740.00.00.013.0 99.7100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
6Igel 2.1.0 64-bit 4CPU30300.00.00.00.00.3 99.8100.0100.0100.0100.0100.0100.0100.0100.0100.0
7Igel 2.2.2 64-bit29870.00.00.00.00.00.2 100.0100.0100.0100.0100.0100.0100.0100.0100.0
8Igel 2.0.0 64-bit29250.00.00.00.00.00.00.0 100.0100.0100.0100.0100.0100.0100.0100.0
9Igel 1.8.2 64-bit 4CPU28600.00.00.00.00.00.00.00.0 61.391.299.2100.0100.0100.0100.0
10Igel 1.9.0 64-bit 4CPU28540.00.00.00.00.00.00.00.038.7 88.399.0100.0100.0100.0100.0
11Igel 1.5.1 64-bit 4CPU28300.00.00.00.00.00.00.00.08.811.7 84.4100.0100.0100.0100.0
12Igel 1.9.0 64-bit28090.00.00.00.00.00.00.00.00.81.015.6 99.9100.0100.0100.0
13Igel 1.8.2 64-bit27590.00.00.00.00.00.00.00.00.00.00.00.1 100.0100.0100.0
14Igel 1.5.1 64-bit27130.00.00.00.00.00.00.00.00.00.00.00.00.0 85.6100.0
15Igel 1.5 64-bit26960.00.00.00.00.00.00.00.00.00.00.00.00.014.4 100.0
16Igel 1.4 64-bit26340.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678910111213141516
1Igel 2.4.0 64-bit 4CPU3189 12900000000000000
2Igel 2.3.1 64-bit 4CPU3159129 9600523288000000000
3Igel 2.5.0 64-bit3129096 5764000191000000000
4Igel 2.4.0 64-bit309100576 004779600000000
5Igel 2.3.1 64-bit3074004000 0127000000000
6Igel 2.1.0 64-bit 4CPU30300523000 96000000000
7Igel 2.2.2 64-bit2987028819147712796 7026386000000
8Igel 2.0.0 64-bit29250009600702 64870174192000
9Igel 1.8.2 64-bit 4CPU28600000006364 688006464064
10Igel 1.9.0 64-bit 4CPU28540000008687688 000000
11Igel 1.5.1 64-bit 4CPU28300000000000 020913089209
12Igel 1.9.0 64-bit28090000000174000 55800118
13Igel 1.8.2 64-bit27590000000192640209558 957265896
14Igel 1.5.1 64-bit2713000000006401300957 877701
15Igel 1.5 64-bit26960000000000890265877 88
16Igel 1.4 64-bit26340000000064020911889670188 
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
#NameElo12345678910111213141516
1Igel 2.4.0 64-bit 4CPU3189 5.60.00.00.00.00.00.00.00.00.00.00.00.00.00.0
2Igel 2.3.1 64-bit 4CPU31595.6 3.90.00.023.012.70.00.00.00.00.00.00.00.00.0
3Igel 2.5.0 64-bit31290.03.9 34.525.20.011.30.00.00.00.00.00.00.00.00.0
4Igel 2.4.0 64-bit30910.00.034.5 0.00.031.66.50.00.00.00.00.00.00.00.0
5Igel 2.3.1 64-bit30740.00.025.20.0 0.08.90.00.00.00.00.00.00.00.00.0
6Igel 2.1.0 64-bit 4CPU30300.023.00.00.00.0 6.30.00.00.00.00.00.00.00.00.0
7Igel 2.2.2 64-bit29870.012.711.331.68.96.3 46.85.76.80.00.00.00.00.00.0
8Igel 2.0.0 64-bit29250.00.00.06.50.00.046.8 5.97.10.014.611.10.00.00.0
9Igel 1.8.2 64-bit 4CPU28600.00.00.00.00.00.05.75.9 82.00.00.04.84.60.04.9
10Igel 1.9.0 64-bit 4CPU28540.00.00.00.00.00.06.87.182.0 0.00.00.00.00.00.0
11Igel 1.5.1 64-bit 4CPU28300.00.00.00.00.00.00.00.00.00.0 0.015.09.19.315.4
12Igel 1.9.0 64-bit28090.00.00.00.00.00.00.014.60.00.00.0 38.50.00.08.3
13Igel 1.8.2 64-bit27590.00.00.00.00.00.00.011.14.80.015.038.5 47.317.146.0
14Igel 1.5.1 64-bit27130.00.00.00.00.00.00.00.04.60.09.10.047.3 55.135.2
15Igel 1.5 64-bit26960.00.00.00.00.00.00.00.00.00.09.30.017.155.1 5.8
16Igel 1.4 64-bit26340.00.00.00.00.00.00.00.04.90.015.48.346.035.25.8 
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
NameEloIgel
2.4.0
64-bit
4CPU
Igel
2.3.1
64-bit
4CPU
Igel
2.5.0
64-bit
Igel
2.4.0
64-bit
Igel
2.3.1
64-bit
Igel
2.1.0
64-bit
4CPU
Igel
2.2.2
64-bit
Igel
2.0.0
64-bit
Igel
1.8.2
64-bit
4CPU
Igel
1.9.0
64-bit
4CPU
Igel
1.5.1
64-bit
4CPU
Igel
1.9.0
64-bit
Igel
1.8.2
64-bit
Igel
1.5.1
64-bit
Igel
1.5
64-bit
Igel
1.4
64-bit
Pedone 2.0 64-bit3175  44%
13.5/31
 37%
18.5/50
           
iCE 4.0 64-bit 4CPU316957%
25/44
52%
44.5/85
              
Nemorino 5.00 64-bit3118  34%
11/32
42%
31.5/75
            
Texel 1.07 64-bit3113  52%
16.5/32
48%
35.5/74
            
Hannibal 1.7 64-bit3111  64%
20.5/32
49%
36.5/74
            
Rybka 4.1 64-bit3110  45%
14.5/32
52%
38.5/74
            
chess22k 1.14 64-bit3104  48%
15.5/32
 50%
15.5/31
           
Minic 2.33 64-bit3088  61%
19.5/32
 38%
12/32
           
Protector 1.9.0 64-bit3087  67%
21.5/32
51%
38/75
  25%
8/32
         
Senpai 2.0 64-bit3087  55%
17.5/32
49%
36.5/74
  27%
8.5/31
         
Combusken 1.2.0 64-bit3080  64%
20.5/32
 47%
15/32
           
Bobcat 8.0 64-bit 4CPU3057 65%
59/91
   47%
39/83
          
Marvin 3.4.0 64-bit 4CPU3049 69%
62.5/90
   48%
40/83
          
Winter 0.8 64-bit3045  59%
19/32
 53%
17/32
           
Monolith 2.01 64-bit3043  59%
19/32
 56%
18/32
           
SmarThink 1.98 64-bit3043 70%
63.5/91
59%
19/32
   34%
11/32
         
Naum 4.6 64-bit3032   53%
39.5/75
  41%
13/32
         
Deuterium 2019.2.37.73 64-bit3022 65%
60/92
    47%
15/32
         
Hakkapeliitta TCEC v2 64-bit3020 66%
60.5/92
   48%
40.5/84
45%
14.5/32
         
ChessBrainVB 3.742999      45%
14.5/32
42%
13.5/32
        
NameEloIgel
2.4.0
64-bit
4CPU
Igel
2.3.1
64-bit
4CPU
Igel
2.5.0
64-bit
Igel
2.4.0
64-bit
Igel
2.3.1
64-bit
Igel
2.1.0
64-bit
4CPU
Igel
2.2.2
64-bit
Igel
2.0.0
64-bit
Igel
1.8.2
64-bit
4CPU
Igel
1.9.0
64-bit
4CPU
Igel
1.5.1
64-bit
4CPU
Igel
1.9.0
64-bit
Igel
1.8.2
64-bit
Igel
1.5.1
64-bit
Igel
1.5
64-bit
Igel
1.4
64-bit
Rodent IV 022 64-bit2994      48%
15.5/32
36%
11.5/32
        
Hiarcs 142985      59%
19/32
39%
12.5/32
        
Amoeba 3.1 64-bit2984   69%
52/75
  48%
15.5/32
         
PeSTO 2.210 64-bit2980    58%
18/31
 47%
15/32
         
Winter 0.7 64-bit2978   63%
47.5/75
  58%
18.5/32
45%
14.5/32
        
Amoeba 3.0 64-bit2974      55%
17.5/32
25%
8/32
        
SlowChess Blitz Classic 1.4 64-bit2964           28%
5/18
25%
2/8
   
Bobcat 8.0 64-bit2960      52%
16.5/32
50%
16/32
        
Marvin 3.4.0 64-bit2958      61%
19/31
45%
14.5/32
        
Bagatur 1.9 64-bit2951    70%
22.5/32
 61%
19.5/32
         
Godel 6.0 64-bit2947      61%
19.5/32
41%
13/32
        
Cheng 4.39 64-bit2942      55%
17.5/32
52%
16.5/32
        
Spark 1.0 64-bit2927      67%
21.5/32
59%
19/32
        
Atlas 3.91 64-bit2924      52%
16/31
58%
18.5/32
42%
13.5/32
40%
22/55
      
MinkoChess 1.3 64-bit 4CPU2910        43%
12/28
43%
21/49
      
Winter 0.5 64-bit2910             29%
9/31
 9%
3/32
Monolith 1.0 64-bit 4CPU2907        39%
12.5/32
41%
23/56
      
Quazar 0.4 64-bit2901        34%
11/32
46%
25.5/55
      
Zurichess Neuchatel 64-bit2901        33%
10.5/32
41%
23/56
      
Daydreamer 2.0.0-pre2 64-bit2892        42%
13.5/32
42%
22.5/54
      
NameEloIgel
2.4.0
64-bit
4CPU
Igel
2.3.1
64-bit
4CPU
Igel
2.5.0
64-bit
Igel
2.4.0
64-bit
Igel
2.3.1
64-bit
Igel
2.1.0
64-bit
4CPU
Igel
2.2.2
64-bit
Igel
2.0.0
64-bit
Igel
1.8.2
64-bit
4CPU
Igel
1.9.0
64-bit
4CPU
Igel
1.5.1
64-bit
4CPU
Igel
1.9.0
64-bit
Igel
1.8.2
64-bit
Igel
1.5.1
64-bit
Igel
1.5
64-bit
Igel
1.4
64-bit
Cheese 2.0 64-bit 4CPU2888        53%
17/32
38%
21.5/56
      
Topple 0.7.2 64-bit2888       55%
17.5/32
   27%
7/26
20%
6.5/32
   
Counter 3.3 64-bit2876       70%
22.5/32
   39%
11/28
34%
11/32
   
Tornado 8.0 64-bit 4CPU2867        30%
9.5/32
54%
29.5/55
      
Gogobello 2.0 64-bit2848           45%
13.5/30
25%
8/32
   
Zappa Mexico II 64-bit2845           48%
13/27
47%
15/32
   
Onno 1.2.70 64-bit2842           48%
14.5/30
38%
12/32
   
Tornado 8.0 64-bit2827           43%
11.5/27
34%
11/32
   
Monolith 1.0 64-bit2818           50%
14/28
41%
13/32
  14%
4.5/32
Rhetoric 1.4.3 64-bit2806        67%
21.5/32
   33%
10.5/32
19%
6/32
 25%
8/32
Cheese 2.1 64-bit2805       59%
19/32
   58%
14/24
53%
17/32
   
RuyDos 1.1.9 64-bit2800          50%
20/40
  33%
9/27
  
Octochess r5190 64-bit2780           52%
13.5/26
38%
12/32
  22%
7/32
Bright 0.5c2771            50%
16/32
45%
14.5/32
 33%
10.5/32
Cheese 2.0 64-bit2770             44%
14/32
 42%
13.5/32
Twisted Logic 20090922 64-bit2770            53%
17/32
38%
12/32
 33%
10.5/32
Frenzee 3.5.19 64-bit2769          61%
24.5/40
 53%
17/32
  28%
9/32
Pawny 1.2 64-bit2767            45%
14.5/32
56%
18/32
 31%
10/32
tomitankChess 3.0 64-bit2765            52%
16.5/32
45%
14.5/32
 33%
10.5/32
Jonny 4.002762            48%
15.5/32
39%
12.5/32
 31%
10/32
NameEloIgel
2.4.0
64-bit
4CPU
Igel
2.3.1
64-bit
4CPU
Igel
2.5.0
64-bit
Igel
2.4.0
64-bit
Igel
2.3.1
64-bit
Igel
2.1.0
64-bit
4CPU
Igel
2.2.2
64-bit
Igel
2.0.0
64-bit
Igel
1.8.2
64-bit
4CPU
Igel
1.9.0
64-bit
4CPU
Igel
1.5.1
64-bit
4CPU
Igel
1.9.0
64-bit
Igel
1.8.2
64-bit
Igel
1.5.1
64-bit
Igel
1.5
64-bit
Igel
1.4
64-bit
BugChess2 1.9 64-bit2760            45%
14.5/32
  38%
12/32
Arminius 2018-12-23 64-bit2756            56%
18/32
38%
12/32
 22%
7/32
Chronos 1.9.9 64-bit2739          58%
23/40
 50%
16/32
  50%
16/32
Shield 2.1 64-bit2737            52%
16.5/32
33%
10.5/32
 25%
8/32
Chess Tiger 2007.12713            64%
20.5/32
60%
18.5/31
  
Devel 2.00002712          92%
30.5/33
 52%
16.5/32
42%
12.5/30
48%
27/56
42%
13.5/32
ECE 19.6.6.1 64-bit2700            66%
21/32
67%
21.5/32
  
Donna 4.1 64-bit2695            59%
19/32
52%
16.5/32
57%
32/56
 
Delfi 5.42683            77%
24.5/32
47%
15/32
40%
23/57
 
Djinn 1.021 64-bit2674            77%
24.5/32
56%
18/32
  
ECE X3.5 64-bit2668             55%
17.5/32
54%
30.5/57
 
RedQueen 1.1.98 64-bit2667            48%
15.5/32
58%
18.5/32
  
Alaric 7072662             59%
19/32
57%
32.5/57
 
Asymptote 0.5 64-bit2654             58%
18.5/32
64%
36.5/57
 
Nebula 2.0 64-bit2653             66%
21/32
55%
31/56
 
Colossus 2008b2641             58%
18.5/32
61%
35/57
 
Cyrano 0.6b17 64-bit2641             66%
21/32
49%
24/49
 
E.T. Chess 13.01.082634             58%
18.5/32
59%
33.5/57
 
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