CCRL Blitz
Downloads and Statistics
May 1, 2021
Testing summary:
Total: 2'515'858 games
played by 2'996 programs

White wins: 966'865 (38.4%)
Black wins: 774'272 (30.8%)
Draws: 774'721 (30.8%)
White score: 53.8%

Custom engine selection

Comparing 8 engines!
8 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 May 1, 2021 with Bayeselo based on 2'515'858 games
Please refer to the "about" page for comments on engine inclusion

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+
1Supra 23.1 64-bit1506+22−2338.4%+106.118.6%880 
63.7%
 Supra 23.0 64-bit1498+38−3853.3%−20.530.3%228
72.3%
 Supra 27.0 64-bit1485+19−1944.9%+42.620.5%1046
60.6%
 Supra 26.0 pro 64-bit1481+17−1742.6%+69.818.4%1481
93.6%
 Supra 25.0 64-bit1461+19−1949.0%+10.920.0%1045
97.5%
 Supra 15.01409+48−4936.6%+134.612.8%242
99.7%
 Supra 12.01321+39−4134.0%+126.821.3%240
100.0%
 Supra 11.5.1 64-bit1228+38−3766.6%−179.013.0%331
 

Results matrix

Custom engine selection
#NameElo12345678
1Supra 23.1 64-bit1506        
2Supra 23.0 64-bit1498        
3Supra 27.0 64-bit1485        
4Supra 26.0 pro 64-bit1481        
5Supra 25.0 64-bit1461        
6Supra 15.01409        
7Supra 12.01321        
8Supra 11.5.1 64-bit1228        
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
1Supra 23.1 64-bit1506 63.791.795.699.8100.0100.0100.0
2Supra 23.0 64-bit149836.3 72.378.095.299.8100.0100.0
3Supra 27.0 64-bit14858.327.7 60.695.499.8100.0100.0
4Supra 26.0 pro 64-bit14814.422.039.4 93.699.7100.0100.0
5Supra 25.0 64-bit14610.24.84.66.4 97.5100.0100.0
6Supra 15.014090.00.20.20.32.5 99.7100.0
7Supra 12.013210.00.00.00.00.00.3 100.0
8Supra 11.5.1 64-bit12280.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678
1Supra 23.1 64-bit1506 1436878948715110347
2Supra 23.0 64-bit1498143 16427636992313
3Supra 27.0 64-bit1485687164 94385539980
4Supra 26.0 pro 64-bit1481894276943 11359917547
5Supra 25.0 64-bit14618713698551135 6026549
6Supra 15.01409519399960 1596
7Supra 12.013211032319817526515 3
8Supra 11.5.1 64-bit122847304749963 
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
1Supra 23.1 64-bit1506 12.935.737.945.24.59.23.9
2Supra 23.0 64-bit149812.9 12.916.129.01.949.40.5
3Supra 27.0 64-bit148535.712.9 37.340.93.07.60.0
4Supra 26.0 pro 64-bit148137.916.137.3 44.95.710.22.6
5Supra 25.0 64-bit146145.229.040.944.9 4.720.63.6
6Supra 15.014094.51.93.05.74.7 3.116.8
7Supra 12.013219.249.47.610.220.63.1 0.5
8Supra 11.5.1 64-bit12283.90.50.02.63.616.80.5 
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 49 common opponents

Custom engine selection
NameEloSupra
23.1
64-bit
Supra
23.0
64-bit
Supra
27.0
64-bit
Supra
26.0
pro
64-bit
Supra
25.0
64-bit
Supra
15.0
Supra
12.0
Supra
11.5.1
64-bit
Pigeon 1.5.1 64-bit179812%
3.5/29
  19%
5.5/29
    
Beaches 2.32179711%
3.5/32
  14%
4.5/32
    
Mint 2.31759   17%
5.5/32
 17%
1/6
  
Ziggy 0.71747     50%
2/4
 0%
0/1
Vicki 0.041a1740   27%
7/26
 25%
1/4
  
Belzebub 0.671663  24%
6.5/27
 25%
7.5/30
   
IQ23.0031641  42%
10.5/25
 27%
8.5/32
   
ChessRikus 1.466162822%
7/32
 38%
11.5/30
 28%
9/32
   
Storm 0.6162828%
8.5/30
 32%
8/25
 24%
7.5/31
   
Rainman 0.7.5160242%
12.5/30
 45%
14.5/32
     
Zotron 4.4.6159221%
6.5/31
 52%
16/31
38%
11.5/30
38%
12/32
   
Grizzly 2.0.8x158950%
12.5/25
  45%
12.5/28
    
Violet 4.0 64-bit1585  52%
11.5/22
36%
8/22
    
Dreamer 0.3.0 64-bit1584  39%
10.5/27
34%
10/29
    
Needle 0.531158047%
15/32
  46%
13/28
33%
14/42
   
Cicada 0.1 64-bit1571  44%
11/25
44%
12/27
43%
21/49
   
Piranha 0.5149941%
12/29
50%
9.5/19
58%
14.5/25
43%
22/51
41%
27.5/67
 20%
4/20
 
Koedem 1.0 64-bit1498  54%
13/24
52%
25.5/49
    
St Andersen 1.31 64-bit1485 53%
9/17
  47%
21.5/46
 17%
2.5/15
 
APILChess 1.05r1b1482 65%
15.5/24
    72%
16.5/23
 
NameEloSupra
23.1
64-bit
Supra
23.0
64-bit
Supra
27.0
64-bit
Supra
26.0
pro
64-bit
Supra
25.0
64-bit
Supra
15.0
Supra
12.0
Supra
11.5.1
64-bit
Gedeone 16201480 61%
16.5/27
 65%
17/26
70%
23/33
  0%
0/1
Pwned 1.3 64-bit1477 89%
8/9
56%
9/16
73%
11/15
    
Apep 1.011474 33%
7/21
 33%
8.5/26
17%
5.5/33
0%
0/3
  
Roque 1.11466 48%
12.5/26
    29%
3.5/12
 
Blikskottel 0.8145966%
21/32
63%
9.5/15
42%
13/31
54%
29/54
67%
21.5/32
 48%
10.5/22
 
Numpty Recharged 64-bit145856%
17.5/31
47%
9/19
53%
16.5/31
37%
11.5/31
44%
13.5/31
   
Nero 6.11447 35%
7/20
  67%
21.5/32
 12%
2.5/20
 
Goyaz 0.007142358%
18/31
 60%
18.5/31
69%
22/32
44%
14/32
25%
1.5/6
  
Hactar 0.9.0 64-bit1421  52%
14/27
68%
19/28
55%
11.5/21
   
MiniMardi 1.3141376%
19/25
 64%
11.5/18
85%
14.5/17
64%
13.5/21
   
Tony's Chess 0.021409   45%
10/22
51%
21.5/42
   
Satana 2.4.19 64-bit140775%
22.5/30
   58%
36/62
   
Eden 0.0.131404   39%
10.5/27
72%
23/32
 41%
9/22
 
Nanook 0.171392     0%
0/4
 50%
0.5/1
Skaki 1.231390   58%
14.5/25
 33%
1/3
  
Virutor Chess 1.11363     40%
2/5
15%
3/20
0%
0/1
MiniChessAI 1.19136286%
18/21
 64%
13.5/21
72%
16.5/23
69%
12.5/18
67%
2/3
  
Virutor Chess 1.1.2135352%
15.5/30
 62%
18.5/30
65%
20/31
53%
16.5/31
   
Ozwald 0.43134970%
21/30
 65%
19.5/30
73%
38.5/53
46%
5.5/12
88%
3.5/4
  
Honzovy Sachy 1.0 64-bit1340  67%
21.5/32
39%
12.5/32
    
NameEloSupra
23.1
64-bit
Supra
23.0
64-bit
Supra
27.0
64-bit
Supra
26.0
pro
64-bit
Supra
25.0
64-bit
Supra
15.0
Supra
12.0
Supra
11.5.1
64-bit
CeruleanJS 0.1.1 Blizzard 64-bit128486%
27.5/32
  84%
38/45
67%
19.5/29
   
KillerQueen 2.0b31283   69%
18.5/27
69%
20/29
62%
2.5/4
 41%
7/17
T.rex 1.91279     88%
3.5/4
 38%
7.5/20
Tikov 0.6.31239     50%
2/4
 68%
17/25
Gringo 1.4.9b1228     62%
2.5/4
 21%
3.5/17
Raffaela 0.1.41228     100%
3/3
 45%
9.5/21
Toledo Nanochess Jan/11/2010122181%
22/27
    100%
4/4
 42%
8.5/20
DarkFusch 0.91190     100%
4/4
 100%
1/1
Safrad 2.1.35.2101021     80%
4/5
 87%
22.5/26
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 May 1, 2021