CCRL Blitz
Downloads and Statistics
April 17, 2021
Testing summary:
Total: 2'506'279 games
played by 2'984 programs

White wins: 963'662 (38.4%)
Black wins: 771'889 (30.8%)
Draws: 770'728 (30.8%)
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 April 17, 2021 with Bayeselo based on 2'506'279 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+
1Gibbon 2.60a 64-bit2332+18−1844.9%+36.622.1%1178 
87.7%
 Gibbon 2.69a 64-bit2319+12−1247.0%+22.521.1%2565
100.0%
 Gibbon 2.57a 64-bit2285+15−1547.5%+20.123.3%1652
100.0%
 Gibbon 2.52a2212+24−2549.6%+0.919.0%641
100.0%
 Gibbon 2.01b2017+39−3942.6%+70.819.1%272
 

Results matrix

Custom engine selection
#NameElo12345
1Gibbon 2.60a 64-bit2332     
2Gibbon 2.69a 64-bit2319     
3Gibbon 2.57a 64-bit2285     
4Gibbon 2.52a2212     
5Gibbon 2.01b2017     
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
1Gibbon 2.60a 64-bit2332 87.7100.0100.0100.0
2Gibbon 2.69a 64-bit231912.3 100.0100.0100.0
3Gibbon 2.57a 64-bit22850.00.0 100.0100.0
4Gibbon 2.52a22120.00.00.0 100.0
5Gibbon 2.01b20170.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345
1Gibbon 2.60a 64-bit2332 13481072048
2Gibbon 2.69a 64-bit23191348 111115372
3Gibbon 2.57a 64-bit228510721111 44372
4Gibbon 2.52a22120153443 48
5Gibbon 2.01b201748727248 
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
1Gibbon 2.60a 64-bit2332 36.037.90.03.3
2Gibbon 2.69a 64-bit231936.0 26.34.82.5
3Gibbon 2.57a 64-bit228537.926.3 19.33.7
4Gibbon 2.52a22120.04.819.3 5.3
5Gibbon 2.01b20173.32.53.75.3 
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 48 common opponents

Custom engine selection
NameEloGibbon
2.60a
64-bit
Gibbon
2.69a
64-bit
Gibbon
2.57a
64-bit
Gibbon
2.52a
Gibbon
2.01b
Eeyore 1.52 64-bit242839%
12.5/32
100%
1/1
   
RomiChess P3L 64-bit241140%
12.5/31
 39%
12.5/32
  
Simplex 0.9.8 64-bit240747%
15/32
50%
0.5/1
   
Ifrit m1.8 64-bit240539%
12.5/32
45%
14.5/32
   
PostModernist 1016239041%
13/32
33%
10.5/32
27%
8.5/32
  
Leila 0.53h238627%
8.5/32
44%
14/32
30%
9.5/32
  
Amy 0.87b238330%
9.5/32
48%
15.5/32
44%
13.5/31
  
Capture R01238234%
11/32
41%
13/32
   
Gosu 0.16238158%
18.5/32
38%
12/32
42%
13.5/32
 0%
0/8
Myrddin 0.87 64-bit238034%
10.5/31
38%
13/34
   
Comet B68237742%
13.5/32
 39%
12.5/32
  
Der Bringer 1.9237353%
17/32
50%
16.5/33
31%
9.5/31
  
Patzer 3.80237235%
10.5/30
29%
10/34
   
Muse 0.899b237084%
18.5/22
50%
13/26
22%
7/32
 6%
0.5/8
Phalanx XXIII beta236953%
17/32
 42%
13/31
  
Terra 3.4236834%
11/32
45%
14.5/32
33%
10.5/32
  
Myrddin 0.86 64-bit236566%
21/32
 48%
15.5/32
  
The Crazy Bishop 0052236348%
15.5/32
55%
18/33
28%
9/32
  
Amateur 2.82235042%
13.5/32
48%
15.5/32
39%
12.5/32
  
Alex 2.14a 64-bit234756%
18/32
41%
13/32
48%
15.5/32
  
NameEloGibbon
2.60a
64-bit
Gibbon
2.69a
64-bit
Gibbon
2.57a
64-bit
Gibbon
2.52a
Gibbon
2.01b
Plisk 0.2.7d 64-bit234456%
18/32
51%
17.5/34
47%
14/30
  
Tigran 2.4n 64-bit234452%
16.5/32
40%
13.5/34
   
Horizon 4.4234358%
18.5/32
29%
9.5/33
36%
11.5/32
  
TJchess 1.1 64-bit2336 52%
16.5/32
47%
15/32
  
Queen 4.03233558%
18.5/32
62%
20/32
34%
11/32
  
Arion 1.72332 58%
19/33
34%
11/32
28%
9/32
38%
3/8
Waxman 2014233044%
14/32
55%
17.5/32
   
EveAnn 1.72232853%
17/32
0%
0/1
   
Sorgenkind 0.42326 50%
1/2
 34%
10.5/31
 
Sage 3.532323 56%
18.5/33
47%
14.5/31
48%
15/31
 
Chezzz 1.0.32320 39%
12.5/32
56%
18/32
  
CyberPagno 2.2 64-bit231941%
13/32
50%
16/32
   
Mediocre 0.5 64-bit231842%
13.5/32
61%
19.5/32
   
Jumbo 0.4.17 64-bit231048%
15.5/32
100%
1/1
   
Asterisk 0.62306 50%
0.5/1
 35%
11/31
 
Joker 1.1.142301 0%
0/1
 39%
12/31
 
KnightX 1.922295 0%
0/2
55%
17.5/32
41%
13/32
 
Ayito 0.2.9942286 0%
0/1
 40%
12/30
 
Popochin 3.22274  58%
18.5/32
34%
10.5/31
 
Esc 1.162266 0%
0/1
58%
18.5/32
  
NameEloGibbon
2.60a
64-bit
Gibbon
2.69a
64-bit
Gibbon
2.57a
64-bit
Gibbon
2.52a
Gibbon
2.01b
Natwarlal 0.142259  69%
22/32
36%
11.5/32
 
Anechka 0.082233 0%
0/1
67%
21.5/32
42%
13/31
 
Ant 2006-F2230 50%
1/2
62%
20/32
  
AliChess 4.252227  58%
18.5/32
52%
16/31
 
Exacto 0.e 64-bit2219 100%
1/1
72%
21.5/30
  
FireFly 2.7.0 64-bit2207 50%
0.5/1
52%
16.5/32
  
Atlas 2.202192   55%
17/31
25%
2/8
Mango Paola Ajedrez 1.02186 50%
0.5/1
70%
22.5/32
  
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 April 17, 2021