CCRL Blitz
Downloads and Statistics
July 11, 2020
Testing summary:
Total: 2'325'533 games
played by 2'738 programs

White wins: 896'067 (38.5%)
Black wins: 720'738 (31.0%)
Draws: 708'728 (30.5%)
White score: 53.8%

Custom engine selection

Comparing 3 engines!
3 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 11, 2020 with Bayeselo based on 2'325'533 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+
1Twisted Logic 20090922 64-bit2770+7−749.7%+2.529.7%7998 
68.3%
 Twisted Logic 20100131x 64-bit2767+10−1045.5%+31.828.5%4059
100.0%
 Twisted Logic 20080404x2466+16−1651.8%−13.022.2%1547
 

Results matrix

Custom engine selection
#NameElo123
1Twisted Logic 20090922 64-bit2770   
2Twisted Logic 20100131x 64-bit2767   
3Twisted Logic 20080404x2466   
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
#NameElo123
1Twisted Logic 20090922 64-bit2770 68.3100.0
2Twisted Logic 20100131x 64-bit276731.7 100.0
3Twisted Logic 20080404x24660.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123
1Twisted Logic 20090922 64-bit2770 46010
2Twisted Logic 20100131x 64-bit27674601 3
3Twisted Logic 20080404x246603 
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
#NameElo123
1Twisted Logic 20090922 64-bit2770 38.20.0
2Twisted Logic 20100131x 64-bit276738.2 0.1
3Twisted Logic 20080404x24660.00.1 
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 74 common opponents

Custom engine selection
NameEloTwisted
Logic
20090922
64-bit
Twisted
Logic
20100131x
64-bit
Twisted
Logic
20080404x
Stockfish 1.7.1 64-bit304517%
5.5/32
12%
8/64
 
Stockfish 1.6.3 64-bit298517%
8.5/50
21%
12/57
 
Stockfish 1.6s JA 64-bit298019%
9.5/50
21%
12/57
 
Rybka 2.3.2a 64-bit297725%
7.5/30
17%
5.5/32
 
Komodo 1.2 64-bit296617%
5/30
9%
3/32
 
Naum 4.1 64-bit295620%
6.5/32
22%
12.5/58
 
Komodo 1.0 64-bit293323%
7.5/32
32%
18/57
 
Spark 1.0 64-bit292627%
8.5/32
0%
0/1
 
Spark 0.5 64-bit292029%
14.5/50
27%
13.5/50
 
Spike 1.4 Leiden292023%
7/30
12%
0.5/4
 
Fritz 12290835%
17.5/50
32%
16/50
 
Thinker 5.4d Inert 64-bit288531%
12/39
33%
18.5/56
 
Thinker 5.4c Inert 64-bit288335%
17.5/50
35%
30.5/88
 
Spark 0.4 64-bit288236%
28.5/80
33%
20.5/62
 
Atlas 3.80 64-bit287532%
10/31
50%
1/2
 
Gaviota 1.0 64-bit287231%
10/32
100%
2/2
 
Critter 0.60 64-bit286635%
16.5/47
32%
9.5/30
 
Hannibal 1.0a 64-bit286147%
14/30
33%
10/30
 
Protector 1.3.5 64-bit285533%
10/30
26%
7.5/29
 
Protector 1.3.4 64-bit285242%
13.5/32
52%
16.5/32
 
NameEloTwisted
Logic
20090922
64-bit
Twisted
Logic
20100131x
64-bit
Twisted
Logic
20080404x
Zappa Mexico II 64-bit284529%
14.5/50
36%
21/58
 
Spark 0.3 64-bit284441%
33/81
36%
41/114
 
Onno 1.1.1 64-bit283742%
21/50
34%
19.5/57
 
tomitankChess 4.0 64-bit283145%
14.5/32
55%
16/29
 
Tornado 8.0 64-bit282741%
13/32
25%
0.5/2
 
Toga II 1.4.1SE282348%
14.5/30
58%
18.5/32
 
Rhetoric 1.4.3 64-bit280642%
13.5/32
50%
1/2
 
Godel 4.0.7 64-bit280334%
11/32
0%
0/2
 
RuyDos 1.1.6 64-bit279844%
13.5/31
46%
18.5/40
 
Ktulu 9278146%
23/50
39%
22.5/58
 
Bright 0.4a277947%
23.5/50
47%
14/30
 
Loop 13.6 (Loop 2007) 32-bit277545%
13.5/30
53%
16/30
 
MinkoChess 0.9 64-bit277137%
11/30
60%
18/30
 
Bright 0.5c277047%
15/32
49%
44.5/91
 
Jonny 4.00276255%
16.5/30
0%
0/1
 
BugChess2 1.9 64-bit276059%
19/32
50%
0.5/1
 
Crafty 23.3 64-bit275757%
17/30
62%
18.5/30
 
Scorpio 2.6 64-bit275650%
15/30
55%
16.5/30
 
Amoeba 2.1 64-bit274853%
17/32
0%
0/1
 
SmarThink 1.20 64-bit274748%
23.5/49
52%
29.5/57
 
NameEloTwisted
Logic
20090922
64-bit
Twisted
Logic
20100131x
64-bit
Twisted
Logic
20080404x
Chronos 1.9.9 64-bit273952%
16.5/32
75%
1.5/2
 
Shield 2.1 64-bit273745%
14.5/32
67%
2/3
 
Spike 1.2 Turin273159%
19/32
61%
78.5/129
 
Crafty 23.2 64-bit272147%
14/30
61%
19.5/32
 
Devel 2.0000271255%
17.5/32
59%
19/32
 
GreKo 2018.08 64-bit270864%
20.5/32
0%
0/1
 
Marvin 3.0.0 64-bit270658%
18/31
50%
0.5/1
 
Naum 2.0 32-bit269977%
23/30
57%
17/30
 
Frenzee Feb08 64-bit269478%
25/32
44%
13.5/31
 
Naum 2.0 64-bit269352%
15.5/30
59%
19/32
 
Cheese 1.8 64-bit268955%
17.5/32
0%
0/1
 
Delfi 5.4268262%
18.5/30
47%
15.5/33
 
Scorpio 2.5 64-bit268260%
18/30
65%
47/72
 
Daydreamer 1.75 64-bit267258%
17.5/30
69%
43/62
 
BugChess2 1.6.4 64-bit266969%
22/32
47%
15/32
 
Booot 4.15.1266868%
20.5/30
77%
48/62
 
Booot 4.15.0266559%
19/32
83%
25/30
 
Alaric 707266271%
22/31
67%
50.5/75
 
Colossus 2008b264167%
21.5/32
59%
19.5/33
 
Chronos 1.9.7263975%
24/32
66%
21/32
 
NameEloTwisted
Logic
20090922
64-bit
Twisted
Logic
20100131x
64-bit
Twisted
Logic
20080404x
E.T. Chess 13.01.08263466%
21/32
62%
20.5/33
 
Alfil 8.1.1 Optimized262571%
22/31
62%
20/32
 
WildCat 8262372%
23/32
57%
17/30
 
Sloppy 0.2.2 64-bit261681%
26/32
66%
21/32
 
Slow Chess Blitz WV2.1261472%
23/32
72%
23/32
 
ProDeo 1.2260862%
18.5/30
77%
23/30
 
Amyan 1.72260478%
23.5/30
100%
1/1
 
Pharaon 3.5.1260378%
23.5/30
77%
24.5/32
 
Hamsters 0.7.1257985%
25.5/30
78%
25/32
 
Pseudo 0.7c257568%
20.5/30
81%
26/32
 
SOS 5.1257170%
21/30
83%
26.5/32
 
Aristarch 4.50256778%
23.5/30
72%
23/32
 
Deuterium 09.01.26.492256183%
25/30
75%
24/32
 
Ufim 8.022540 100%
1/1
31%
10/32
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 11, 2020