CCRL Blitz
Downloads and Statistics
July 4, 2020
Testing summary:
Total: 2'318'734 games
played by 2'727 programs

White wins: 893'537 (38.5%)
Black wins: 718'844 (31.0%)
Draws: 706'353 (30.5%)
White score: 53.8%

Custom engine selection

Comparing 5 engines!
5 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 4, 2020 with Bayeselo based on 2'318'734 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+
1FireFly 2.7.2 64-bit2252+14−1448.1%+17.023.3%1909 
100.0%
 FireFly 2.7.0 64-bit2207+14−1448.7%+10.224.9%1916
99.2%
 FireFly 2.6.0 64-bit2180+18−1848.2%+13.619.7%1179
100.0%
 FireFly 2.5.8 64-bit2132+16−1653.3%−26.718.9%1464
100.0%
 FireFly 2.1.31966+45−4634.6%+128.218.1%204
 

Results matrix

Custom engine selection
#NameElo12345
1FireFly 2.7.2 64-bit2252     
2FireFly 2.7.0 64-bit2207     
3FireFly 2.6.0 64-bit2180     
4FireFly 2.5.8 64-bit2132     
5FireFly 2.1.31966     
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
#NameElo12345
1FireFly 2.7.2 64-bit2252 100.0100.0100.0100.0
2FireFly 2.7.0 64-bit22070.0 99.2100.0100.0
3FireFly 2.6.0 64-bit21800.00.8 100.0100.0
4FireFly 2.5.8 64-bit21320.00.00.0 100.0
5FireFly 2.1.319660.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345
1FireFly 2.7.2 64-bit2252 6523941366
2FireFly 2.7.0 64-bit2207652 16548866
3FireFly 2.6.0 64-bit21803941654 12756
4FireFly 2.5.8 64-bit21321368861275 3
5FireFly 2.1.319666663 
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
#NameElo12345
1FireFly 2.7.2 64-bit2252 17.012.84.00.3
2FireFly 2.7.0 64-bit220717.0 53.426.20.3
3FireFly 2.6.0 64-bit218012.853.4 48.20.4
4FireFly 2.5.8 64-bit21324.026.248.2 0.2
5FireFly 2.1.319660.30.30.40.2 
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 43 common opponents

Custom engine selection
NameEloFireFly
2.7.2
64-bit
FireFly
2.7.0
64-bit
FireFly
2.6.0
64-bit
FireFly
2.5.8
64-bit
FireFly
2.1.3
Chezzz 1.0.3232145%
12.5/28
21%
7/33
   
Popochin 3.2227455%
17.5/32
45%
14.5/32
27%
8.5/32
  
Paladin 0.1 64-bit227152%
15.5/30
39%
12.5/32
   
Waxman 20132268 53%
17/32
37%
11/30
  
Esc 1.16226642%
13.5/32
41%
13/32
44%
14/32
24%
7.5/31
 
Butcher 1.61 64-bit226361%
19.5/32
41%
13/32
   
Mediocre 0.52261 56%
18/32
47%
15/32
  
Zeus 1.292261 52%
16.5/32
45%
14.5/32
  
Natwarlal 0.14226050%
16.5/33
47%
15/32
25%
8/32
  
KMTChess 1.2.1 64-bit225964%
18.5/29
100%
1/1
   
Capivara LK 0.08a11 64-bit2252  53%
16.5/31
28%
9/32
 
Rhetoric Lite2236  41%
13/32
41%
13/32
 
Anechka 0.08223344%
14/32
34%
11/32
34%
11/32
 0%
0/1
Ant 2006-F223239%
12.5/32
56%
18/32
55%
17.5/32
42%
13.5/32
0%
0/1
AliChess 4.25222756%
18/32
53%
17/32
42%
13.5/32
  
OBender 3.2.x2222 52%
16.5/32
45%
14.5/32
  
Adam 3.32220 41%
13/32
52%
16.5/32
25%
8/32
 
Exacto 0.e 64-bit222052%
14.5/28
100%
1/1
   
Buzz 0.08 64-bit221462%
18/29
0%
0/1
   
Chispa 4.0.32206 34%
11/32
53%
17/32
38%
12/32
 
NameEloFireFly
2.7.2
64-bit
FireFly
2.7.0
64-bit
FireFly
2.6.0
64-bit
FireFly
2.5.8
64-bit
FireFly
2.1.3
CyberPagno 2.12205 55%
17.5/32
55%
17/31
  
Waxman 20112204  48%
15.5/32
50%
16/32
 
Beowulf 2.4a 32-bit2203 48%
15.5/32
39%
12.5/32
34%
11/32
 
RattateChess 1.0 Nosferatu21980%
0/1
48%
16/33
   
Shallow 1.0 64-bit2191 48%
15.5/32
41%
13/32
48%
15.5/32
 
Uralochka 1.1b2188 52%
17/33
50%
16/32
  
Mango Paola Ajedrez 1.02186 59%
19/32
58%
18.5/32
  
Atak 6.8218450%
0.5/1
45%
14/31
52%
16.5/32
58%
18.5/32
 
Madeleine 0.22183 70%
22.5/32
55%
17.5/32
  
Protej 0.5.8c217950%
13.5/27
70%
22.5/32
   
Genesis 2.02168 44%
14/32
62%
20/32
48%
15.5/32
 
InmiChess3.06N2161  52%
16.5/32
50%
16/32
 
BlackBishop 1.02155 53%
17/32
48%
15.5/32
38%
11.5/30
 
NagaSkaki 5.12215450%
0.5/1
 56%
18/32
  
Alarm 0.93.12144 58%
18.5/32
58%
18.5/32
41%
13/32
 
Lime 6621430%
0/1
57%
17/30
56%
18/32
42%
13.5/32
 
ChessKISS 1.7c 64-bit213650%
0.5/1
55%
17.5/32
   
Fortress 1.622136 47%
14/30
55%
17.5/32
50%
16/32
 
Nesik 0.7.0 alpha2133 61%
19.5/32
39%
12/31
52%
16.5/32
 
WJChess 1.642130 60%
18/30
55%
17.5/32
47%
15/32
 
NameEloFireFly
2.7.2
64-bit
FireFly
2.7.0
64-bit
FireFly
2.6.0
64-bit
FireFly
2.5.8
64-bit
FireFly
2.1.3
BikJump 2.01 64-bit2102  39%
12.5/32
67%
21.5/32
 
Wing 2.0a2100  67%
21.5/32
59%
19/32
 
Bestia 0.902019100%
1/1
  53%
17/32
 
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 4, 2020