CCRL Blitz
Downloads and Statistics
September 12, 2020
Testing summary:
Total: 2'366'525 games
played by 2'795 programs

White wins: 911'830 (38.5%)
Black wins: 733'599 (31.0%)
Draws: 721'096 (30.5%)
White score: 53.8%

Custom engine selection

Comparing 7 engines!
7 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 September 12, 2020 with Bayeselo based on 2'366'525 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+
1RedQueen 1.1.4 64-bit2689+13−1349.4%+4.529.4%2096 
81.5%
 RedQueen 1.1.97 64-bit2679+16−1644.9%+35.629.4%1309
68.8%
 RedQueen 1.0.0 64-bit2674+15−1557.5%−55.126.9%1756
78.0%
 RedQueen 1.1.98 64-bit2667+12−1243.7%+43.527.7%2554
54.4%
 RedQueen 1.1.3 64-bit2665+18−1849.2%+7.032.0%1074
100.0%
 RedQueen 1.1.1 64-bit2608+15−1543.8%+46.225.3%1686
100.0%
 RedQueen 0.9.5 64-bit2570+18−1854.0%−28.726.4%1146
 

Results matrix

Custom engine selection
#NameElo1234567
1RedQueen 1.1.4 64-bit2689       
2RedQueen 1.1.97 64-bit2679       
3RedQueen 1.0.0 64-bit2674       
4RedQueen 1.1.98 64-bit2667       
5RedQueen 1.1.3 64-bit2665       
6RedQueen 1.1.1 64-bit2608       
7RedQueen 0.9.5 64-bit2570       
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
#NameElo1234567
1RedQueen 1.1.4 64-bit2689 81.593.599.398.2100.0100.0
2RedQueen 1.1.97 64-bit267918.5 68.889.487.3100.0100.0
3RedQueen 1.0.0 64-bit26746.531.2 78.076.9100.0100.0
4RedQueen 1.1.98 64-bit26670.610.622.0 54.4100.0100.0
5RedQueen 1.1.3 64-bit26651.812.723.145.6 100.0100.0
6RedQueen 1.1.1 64-bit26080.00.00.00.00.0 100.0
7RedQueen 0.9.5 64-bit25700.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567
1RedQueen 1.1.4 64-bit2689 59589750315731513447
2RedQueen 1.1.97 64-bit2679595 3184164143820
3RedQueen 1.0.0 64-bit2674897318 252101212781255
4RedQueen 1.1.98 64-bit2667503416252 30128572
5RedQueen 1.1.3 64-bit266515734141012301 1476432
6RedQueen 1.1.1 64-bit2608151338212782851476 447
7RedQueen 0.9.5 64-bit25704470125572432447 
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
#NameElo1234567
1RedQueen 1.1.4 64-bit2689 17.523.310.849.640.013.8
2RedQueen 1.1.97 64-bit267917.5 10.410.817.412.80.0
3RedQueen 1.0.0 64-bit267423.310.4 5.835.837.143.2
4RedQueen 1.1.98 64-bit266710.810.85.8 8.36.71.9
5RedQueen 1.1.3 64-bit266549.617.435.88.3 53.519.5
6RedQueen 1.1.1 64-bit260840.012.837.16.753.5 15.8
7RedQueen 0.9.5 64-bit257013.80.043.21.919.515.8 
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 86 common opponents

Custom engine selection
NameEloRedQueen
1.1.4
64-bit
RedQueen
1.1.97
64-bit
RedQueen
1.0.0
64-bit
RedQueen
1.1.98
64-bit
RedQueen
1.1.3
64-bit
RedQueen
1.1.1
64-bit
RedQueen
0.9.5
64-bit
Nemo 1.0.1 64-bit285729%
2/7
 20%
6.5/32
    
Scorpio 2.7.5 64-bit2803    25%
2.5/10
11%
1/9
 
Gaviota 0.86 64-bit279828%
11/40
   25%
2.5/10
  
Ktulu 92781 23%
7.5/32
  38%
12/32
32%
10/31
 
Octochess r5190 64-bit278041%
19/46
53%
17/32
     
Bright 0.5c2770 36%
11.5/32
36%
11.5/32
0%
0/2
34%
11/32
  
Twisted Logic 20090922 64-bit277031%
9.5/31
28%
9/32
48%
15.5/32
 23%
7.5/32
  
Frenzee 3.5.19 64-bit276935%
13.5/39
34%
11/32
  42%
13.5/32
42%
13.5/32
 
Pawny 1.2 64-bit2766 25%
8/32
 25%
0.5/2
   
Jonny 4.002762 30%
9.5/32
38%
12/32
50%
0.5/1
 29%
9/31
 
Dirty 20Apr2013 64-bit276127%
8/30
26%
8/31
     
BugChess2 1.9 64-bit2759 41%
13/32
39%
12/31
 23%
7.5/32
38%
12/32
 
Tucano 6.00 64-bit2750 52%
16.5/32
 25%
8/32
   
SmarThink 1.20 64-bit274731%
10/32
   30%
9.5/32
36%
11.5/32
 
Godel 3.4.9 64-bit274152%
15.5/30
45%
14.5/32
 39%
12.5/32
   
ChessBrainVB 3.02274048%
23.5/49
  31%
10/32
   
Chronos 1.9.9 64-bit273928%
9/32
44%
14/32
42%
13/31
31%
10/32
45%
14.5/32
41%
13/32
 
Dirty 05Sep2012 64-bit2739    50%
5/10
0%
0/14
 
Gaviota 0.85.1 64-bit2727  44%
14/32
  40%
17.5/44
 
EXchess 7.03b 64-bit272541%
13/32
   50%
5/10
  
NameEloRedQueen
1.1.4
64-bit
RedQueen
1.1.97
64-bit
RedQueen
1.0.0
64-bit
RedQueen
1.1.98
64-bit
RedQueen
1.1.3
64-bit
RedQueen
1.1.1
64-bit
RedQueen
0.9.5
64-bit
Rhetoric 1.4 64-bit271847%
15/32
41%
13/32
     
Chess Tiger 2007.1271345%
14.5/32
  36%
12.5/35
53%
17/32
52%
14.5/28
 
Bobcat 3.25 64-bit271261%
27/44
50%
16/32
  55%
5.5/10
42%
13.5/32
 
Atlas 3.60 64-bit270246%
11/24
38%
12/32
     
Arasan 15.1 64-bit269356%
18/32
    30%
9.5/32
 
Rodent 1.0 64-bit269248%
15.5/32
   60%
6/10
  
Cheese 1.8 64-bit2689 50%
16/32
 58%
19/33
   
Arminius 2017-01-01 64-bit268750%
15/30
  62%
20.5/33
   
Delfi 5.4268266%
20.5/31
  43%
14.5/34
58%
18.5/32
44%
14/32
 
Deuterium 12.01.30.1070 64-bit2682    60%
6/10
28%
5.5/20
 
Carballo 1.6 64-bit2677 47%
15/32
 50%
16/32
   
Atlas 3.50 64-bit267453%
17/32
   48%
15/31
  
Djinn 1.021 64-bit2674 48%
15.5/32
 45%
15/33
   
Daydreamer 1.75 64-bit2672  41%
13/32
70%
22.5/32
   
Dirty 25Aug2011 64-bit2668  46%
5.5/12
  44%
14/32
 
Alaric 707266258%
18.5/32
 41%
13/32
52%
17/33
45%
14.5/32
39%
12.5/32
 
Cheng3 1.07 64-bit2660    70%
7/10
45%
14.5/32
 
Phalanx XXV2654 55%
17.5/32
 50%
1.5/3
   
Nebula 2.0 64-bit265369%
22/32
  50%
0.5/1
50%
5/10
  
Donna 4.0 64-bit2650 52%
16.5/32
 100%
1/1
   
NameEloRedQueen
1.1.4
64-bit
RedQueen
1.1.97
64-bit
RedQueen
1.0.0
64-bit
RedQueen
1.1.98
64-bit
RedQueen
1.1.3
64-bit
RedQueen
1.1.1
64-bit
RedQueen
0.9.5
64-bit
Colossus 2008b264156%
18/32
 50%
15.5/31
 61%
19.5/32
61%
19.5/32
35%
11/31
Cyrano 0.6b17 64-bit2640   67%
2/3
  44%
14/32
Sjakk 2.2 64-bit263858%
18.5/32
  0%
0/1
   
E.T. Chess 13.01.08263362%
20/32
 53%
17/32
100%
1/1
59%
19/32
42%
13.5/32
 
Gandalf 6262762%
20/32
   56%
17.5/31
48%
15.5/32
 
Alfil 8.1.1 Optimized2625  62%
20/32
   31%
10/32
WildCat 8262367%
21.5/32
 52%
16.5/32
 66%
21/32
44%
14/32
42%
13.5/32
Movei 00.8.438 (10 10 10)262261%
19.5/32
 58%
18/31
 55%
17.5/32
47%
15/32
 
Philou 3.7.1 64-bit261959%
19/32
   50%
5/10
22%
2/9
 
Godel 2.3.7 64-bit261758%
18.5/32
   43%
3/7
59%
19/32
 
ProDeo 1.712617  48%
14.5/30
  62%
20/32
 
Sloppy 0.2.2 64-bit261661%
19.5/32
 48%
15.5/32
50%
1/2
41%
13/32
50%
16/32
58%
18.5/32
Alfil 12 MT261558%
18.5/32
 64%
20.5/32
 55%
17.5/32
45%
14.5/32
 
Slow Chess Blitz WV2.1261467%
21.5/32
 67%
21.5/32
100%
1/1
53%
16.5/31
52%
16.5/32
36%
11.5/32
Rotor 0.8261252%
16.5/32
   55%
5.5/10
  
Glass 2.0 64-bit261153%
17/32
  0%
0/2
55%
5.5/10
  
NoraGrace 2.0 64-bit2610 55%
17.5/32
 100%
1/1
   
Ruffian 2.1.0260859%
19/32
  100%
1/1
53%
17/32
48%
15.5/32
 
Amyan 1.72260456%
18/32
 65%
28.5/44
0%
0/1
69%
22/32
48%
15.5/32
52%
16.5/32
Pharaon 3.5.1260362%
20/32
 58%
18.5/32
100%
1/1
 61%
19.5/32
52%
16.5/32
NameEloRedQueen
1.1.4
64-bit
RedQueen
1.1.97
64-bit
RedQueen
1.0.0
64-bit
RedQueen
1.1.98
64-bit
RedQueen
1.1.3
64-bit
RedQueen
1.1.1
64-bit
RedQueen
0.9.5
64-bit
Zappa 1.1 64-bit2603  53%
16.5/31
   31%
10/32
Cheng3 1.05 64-bit2601  67%
8/12
  48%
15.5/32
 
GarboChess 2.10 64-bit259867%
21.5/32
   52%
16.5/32
45%
14.5/32
 
GNU Chess 5.07.173b 64-bit259761%
19.5/32
 54%
6.5/12
 65%
6.5/10
56%
18/32
 
N2 0.4 64-bit2589  83%
10/12
100%
1/1
  42%
13.5/32
Godel 2.05 64-bit2588  58%
14.5/25
  66%
21/32
 
Arasan 13.2 64-bit2582  54%
6.5/12
  52%
16.5/32
 
Francesca MAD 0.192580  71%
8.5/12
 50%
16/32
  
Hamsters 0.7.1257958%
18.5/32
 69%
22/32
0%
0/1
70%
22.5/32
62%
20/32
50%
16/32
Pseudo 0.7c2575   75%
1.5/2
  47%
15/32
Rotor 0.62572  62%
7.5/12
  56%
18/32
 
SOS 5.12571  70%
22.5/32
   50%
16/32
Aristarch 4.502567  77%
24.5/32
75%
1.5/2
  64%
20.5/32
Brutus 8.05 64-bit2559  67%
21.5/32
100%
1/1
55%
10.5/19
 50%
15.5/31
The Baron 2.23 64-bit2554  66%
20.5/31
   52%
16.5/32
Ktulu 4.22545  72%
21.5/30
   48%
14.5/30
Ufim 8.022539   67%
2/3
  59%
19/32
AnMon 5.752538  84%
27/32
50%
0.5/1
  48%
15.5/32
Pepito 1.59.2 64-bit2521  68%
21/31
75%
1.5/2
   
Green Light Chess 3.01.2.22505  70%
22.5/32
100%
1/1
  52%
16.5/32
NameEloRedQueen
1.1.4
64-bit
RedQueen
1.1.97
64-bit
RedQueen
1.0.0
64-bit
RedQueen
1.1.98
64-bit
RedQueen
1.1.3
64-bit
RedQueen
1.1.1
64-bit
RedQueen
0.9.5
64-bit
Little Goliath Evolution 3.122503  59%
19/32
100%
1/1
  70%
22.5/32
Yace 0.99.872503   0%
0/1
  58%
18.5/32
Bruja 1.9.1 64-bit2489  67%
21.5/32
   73%
23.5/32
Kiwi 0.6d 64-bit2469   75%
1.5/2
  62%
20/32
Abrok 5.02432  84%
27/32
   78%
25/32
Eeyore 1.52 64-bit2428  75%
9/12
100%
1/1
   
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%

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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 12, 2020