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 8 engines!
8 selected engines played 42 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+
1Hedgehog 1.813 64-bit2141+35−3456.3%−50.016.5%316 
77.8%
 Hedgehog 1.814 64-bit2126+18−1849.6%+2.217.2%1214
61.4%
 Hedgehog 1.9 64-bit2122+17−1751.8%−13.519.1%1364
69.6%
 Hedgehog 1.82 64-bit2113+29−3045.6%+35.718.0%434
100.0%
 Hedgehog 1.8082034+34−3456.5%−49.417.8%321
99.2%
 Hedgehog 1.8061972+38−3846.5%+24.519.5%256
57.3%
 Hedgehog 1.8041968+18−1842.8%+54.217.7%1144
69.7%
 Hedgehog 1.8021958+33−3438.7%+88.618.8%345
 

Results matrix

Custom engine selection
#NameElo12345678
1Hedgehog 1.813 64-bit2141        
2Hedgehog 1.814 64-bit2126        
3Hedgehog 1.9 64-bit2122   24.5 − 17.5
+19−12=11
+52
    
4Hedgehog 1.82 64-bit2113  17.5 − 24.5
+12−19=11
−52
     
5Hedgehog 1.8082034        
6Hedgehog 1.8061972        
7Hedgehog 1.8041968        
8Hedgehog 1.8021958        
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
#NameElo12345678
1Hedgehog 1.813 64-bit2141 77.883.088.2100.0100.0100.0100.0
2Hedgehog 1.814 64-bit212622.2 61.475.9100.0100.0100.0100.0
3Hedgehog 1.9 64-bit212217.038.6 69.6100.0100.0100.0100.0
4Hedgehog 1.82 64-bit211311.824.130.4 100.0100.0100.0100.0
5Hedgehog 1.80820340.00.00.00.0 99.2100.099.9
6Hedgehog 1.80619720.00.00.00.00.8 57.370.6
7Hedgehog 1.80419680.00.00.00.00.042.7 69.7
8Hedgehog 1.80219580.00.00.00.00.129.430.3 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678
1Hedgehog 1.813 64-bit2141 141671700142201
2Hedgehog 1.814 64-bit2126141 29231133559236
3Hedgehog 1.9 64-bit21226292 248149122723
4Hedgehog 1.82 64-bit211371311248 60963
5Hedgehog 1.80820347031496 2093610
6Hedgehog 1.806197203120209 1230
7Hedgehog 1.80419681425592729361123 344
8Hedgehog 1.802195820123636300344 
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
#NameElo12345678
1Hedgehog 1.813 64-bit2141 9.20.49.511.00.09.730.4
2Hedgehog 1.814 64-bit21269.2 11.318.90.20.223.715.1
3Hedgehog 1.9 64-bit21220.411.3 13.88.80.710.80.2
4Hedgehog 1.82 64-bit21139.518.913.8 0.80.00.68.1
5Hedgehog 1.808203411.00.28.80.8 36.224.60.0
6Hedgehog 1.80619720.00.20.70.036.2 8.80.0
7Hedgehog 1.80419689.723.710.80.624.68.8 23.1
8Hedgehog 1.802195830.415.10.28.10.00.023.1 
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 44 common opponents

Custom engine selection
NameEloHedgehog
1.813
64-bit
Hedgehog
1.814
64-bit
Hedgehog
1.9
64-bit
Hedgehog
1.82
64-bit
Hedgehog
1.808
Hedgehog
1.806
Hedgehog
1.804
Hedgehog
1.802
Amundsen 0.802327  18%
7.5/42
23%
9.5/42
    
NG-Play 9.87 64-bit2193 55%
17.5/32
39%
15.5/40
     
Madeleine 0.22183 45%
14.5/32
52%
21/40
     
Blitzkrieg rev337 64-bit2161 45%
13.5/30
 37%
11/30
    
NagaSkaki 5.122155 38%
12/32
41%
16.5/40
44%
13.5/31
    
Chesley r323 64-bit2148   38%
11.5/30
   32%
9.5/30
Alarm 0.93.1214451%
20.5/40
45%
13.5/30
 48%
15/31
    
Sunsetter 10.3 64-bit2143 50%
16/32
 59%
17/29
    
Lime 662142 48%
15.5/32
 52%
16/31
    
Fortress 1.622136 40%
12.5/31
     25%
7.5/30
WJChess 1.64213045%
18/40
58%
18/31
     25%
7.5/30
Prophet3 20170909 64-bit2124 45%
14.5/32
    28%
8/29
 
Embla 1.0.3 64-bit2115 47%
14.5/31
48%
20/42
     
Alf 1.09 64-bit2110 38%
11.5/30
    38%
10.5/28
33%
10/30
GK 0.90 64-bit2109      25%
7.5/30
30%
9/30
BikJump 2.01 64-bit2101 48%
14.5/30
    32%
9.5/30
 
Abbess 2018.02.072071 60%
18.5/31
    28%
9/32
 
AdroitChess 0.4207155%
21/38
      23%
7/30
Gunborg 1.35 64-bit207065%
26/40
     32%
9.5/30
37%
8.5/23
Matheus 2.32057 62%
20/32
    40%
12.5/31
36%
8/22
NameEloHedgehog
1.813
64-bit
Hedgehog
1.814
64-bit
Hedgehog
1.9
64-bit
Hedgehog
1.82
64-bit
Hedgehog
1.808
Hedgehog
1.806
Hedgehog
1.804
Hedgehog
1.802
Monarch 1.72057 75%
24/32
 50%
0.5/1
  52%
16.5/32
 
ChessMind 0.822056 42%
13/31
    55%
17.5/32
 
Gerbil 0.2 64-bit2042 68%
21/31
    48%
15.5/32
 
Vice 1.0 64-bit2042 64%
20.5/32
100%
1/1
   34%
11/32
 
Ax 0.8204159%
23.5/40
 0%
0/1
     
Jabba 1.0 64-bit2035  57%
24/42
   36%
11.5/32
 
Bestia 0.90201874%
29.5/40
 100%
1/1
 62%
18.5/30
 45%
14.5/32
 
Embla 1.0.2 64-bit2011   50%
0.5/1
43%
13/30
 52%
15.5/30
 
Oberon 0.042010  50%
1/2
  40%
12.5/31
32%
9.5/30
 
Requiem 0.532007     48%
16/33
40%
11.5/29
 
Leonidas 83 64-bit2005  100%
1/1
 60%
17.5/29
54%
21.5/40
  
Gullydeckel 2.16pl11992  100%
1/1
   36%
11.5/32
 
Bubble 1.51987    58%
17.5/30
50%
21.5/43
  
Armageddon 2.3081985    72%
21/29
 55%
34/62
 
BigLion 2.23x1985  68%
28.5/42
 37%
11/30
 60%
37.5/62
 
Elephant 1.061983  100%
1/1
   53%
16/30
48%
14.5/30
Arabian Knight 1.55 64-bit1979  100%
1/1
  44%
14/32
  
Faile 1.4.41979  82%
33.5/41
100%
1/1
70%
21/30
 42%
13.5/32
 
Snowy 0.2 64-bit1977 100%
1/1
  53%
15.5/29
46%
17.5/38
  
Eia 0.31955      48%
14.5/30
65%
19.5/30
NameEloHedgehog
1.813
64-bit
Hedgehog
1.814
64-bit
Hedgehog
1.9
64-bit
Hedgehog
1.82
64-bit
Hedgehog
1.808
Hedgehog
1.806
Hedgehog
1.804
Hedgehog
1.802
Dabbaba 7.491906  73%
30.5/42
100%
1/1
    
MatMoi 7.15.0-cct 64-bit1887  50%
0.5/1
   71%
22/31
 
MrChess 2.11885  100%
2/2
0%
0/1
    
HeavyChess 0.13 beta1830   100%
1/1
   65%
19.5/30
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 September 26, 2020