CCRL Blitz
Downloads and Statistics
May 9, 2021
Testing summary:
Total: 2'520'531 games
played by 3'005 programs

White wins: 968'591 (38.4%)
Black wins: 775'557 (30.8%)
Draws: 776'383 (30.8%)
White score: 53.8%

Custom engine selection

Comparing 6 engines!
6 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 9, 2021 with Bayeselo based on 2'520'531 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+
1Barbarossa 0.6.0 64-bit2514+29−2966.2%−124.016.3%472 
100.0%
 Barbarossa 0.5.0 64-bit2376+23−2348.2%+13.820.8%686
100.0%
 Barbarossa 0.4.0 64-bit2316+12−1248.6%+9.519.9%2635
100.0%
 Barbarossa 0.3.0 64-bit2197+18−1854.3%−43.915.7%1278
100.0%
 Barbarossa 0.1.01830+37−3662.1%−92.216.7%318
100.0%
 Abulafia 0.611414+38−3933.0%+161.114.9%356
 

Results matrix

Custom engine selection
#NameElo123456
1Barbarossa 0.6.0 64-bit2514      
2Barbarossa 0.5.0 64-bit2376      
3Barbarossa 0.4.0 64-bit2316      
4Barbarossa 0.3.0 64-bit2197      
5Barbarossa 0.1.01830      
6Abulafia 0.611414      
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
#NameElo123456
1Barbarossa 0.6.0 64-bit2514 100.0100.0100.0100.0100.0
2Barbarossa 0.5.0 64-bit23760.0 100.0100.0100.0100.0
3Barbarossa 0.4.0 64-bit23160.00.0 100.0100.0100.0
4Barbarossa 0.3.0 64-bit21970.00.00.0 100.0100.0
5Barbarossa 0.1.018300.00.00.00.0 100.0
6Abulafia 0.6114140.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456
1Barbarossa 0.6.0 64-bit2514 12972000
2Barbarossa 0.5.0 64-bit2376129 69333600
3Barbarossa 0.4.0 64-bit231672693 68700
4Barbarossa 0.3.0 64-bit21970336687 015
5Barbarossa 0.1.018300000 90
6Abulafia 0.6114140001590 
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
#NameElo123456
1Barbarossa 0.6.0 64-bit2514 11.12.30.00.00.0
2Barbarossa 0.5.0 64-bit237611.1 20.917.10.00.0
3Barbarossa 0.4.0 64-bit23162.320.9 17.60.00.0
4Barbarossa 0.3.0 64-bit21970.017.117.6 0.00.9
5Barbarossa 0.1.018300.00.00.00.0 13.4
6Abulafia 0.6114140.00.00.00.913.4 
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 32 common opponents

Custom engine selection
NameEloBarbarossa
0.6.0
64-bit
Barbarossa
0.5.0
64-bit
Barbarossa
0.4.0
64-bit
Barbarossa
0.3.0
64-bit
Barbarossa
0.1.0
Abulafia
0.61
TJchess 1.3 64-bit239872%
23/32
 50%
1/2
   
Taltos rev118 64-bit239573%
23.5/32
46%
18.5/40
    
PostModernist 1016239069%
22/32
60%
15/25
0%
0/1
   
Diablo 0.5.1238472%
23/32
 0%
0/1
   
Amy 0.87b238376%
23.5/31
 100%
2/2
   
Giraffe 20161023 64-bit237247%
14.5/31
 37%
8.5/23
   
Lozza 1.16 64-bit2359  34%
13/38
38%
12/32
  
Popochin 4.1 64-bit2348 50%
0.5/1
44%
14/32
   
Alex 2.14a 64-bit2347 0%
0/1
52%
16.5/32
23%
7.5/32
  
Horizon 4.42343 64%
16/25
38%
33.5/88
23%
7/31
  
Plisk 0.2.7d 64-bit2343 56%
14.5/26
29%
11.5/39
30%
8/27
  
Queen 4.032335  53%
17/32
28%
9/32
  
Arion 1.72332 64%
16/25
41%
33/80
27%
8.5/31
  
EveAnn 1.722328 42%
10.5/25
43%
10/23
   
Sorgenkind 0.42326 46%
10.5/23
39%
31.5/80
   
Sage 3.532323 74%
18.5/25
53%
23.5/44
27%
8.5/32
  
Chezzz 1.0.32320 69%
16.5/24
43%
19.5/45
22%
6.5/30
  
Gibbon 2.69a 64-bit2319 48%
11/23
62%
21/34
76%
23.5/31
  
Aice 0.99.22316 0%
0/1
47%
16/34
   
Isa 2.0.64 64-bit2313 54%
13/24
38%
8/21
   
NameEloBarbarossa
0.6.0
64-bit
Barbarossa
0.5.0
64-bit
Barbarossa
0.4.0
64-bit
Barbarossa
0.3.0
64-bit
Barbarossa
0.1.0
Abulafia
0.61
Waxman 20172304 82%
20.5/25
46%
16/35
   
Thor's Hammer 2.29 64-bit2293 50%
11/22
36%
9/25
   
Anechka 0.082233 100%
1/1
100%
1/1
48%
15.5/32
  
Ant 2006-F2229  50%
0.5/1
48%
15/31
  
AliChess 4.252227  100%
1/1
38%
11.5/30
  
Adam 3.32220  100%
1/1
40%
12/30
  
Buzz 0.08 64-bit2209  100%
1/1
44%
14/32
  
SjaakII 1.3.0 64-bit2167  100%
1/1
62%
12.5/20
  
Lime 662142  100%
1/1
55%
16/29
  
SamChess1921   92%
29.5/32
 0%
0/5
Kitteneitor 0.22.11714    64%
25/39
13%
3.5/27
Numpty DD1409    97%
18.5/19
94%
7.5/8
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 9, 2021