CCRL Blitz
Downloads and Statistics
March 6, 2021
Testing summary:
Total: 2'478'353 games
played by 2'951 programs

White wins: 953'046 (38.5%)
Black wins: 763'412 (30.8%)
Draws: 761'895 (30.7%)
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 March 6, 2021 with Bayeselo based on 2'478'353 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+
1Eubos 2.0 64-bit1636+18−1857.6%−57.320.7%1142 
100.0%
 Eubos 1.1.6 64-bit1513+23−2350.6%−3.323.9%649
96.9%
 Eubos 1.0.7 64-bit1447+63−6253.8%−30.020.7%92
50.7%
 Eubos 1.0.8 64-bit1447+27−2848.7%+10.414.9%509
52.9%
 Eubos 1.1.2 64-bit1445+33−3346.4%+26.614.3%349
86.2%
 Eubos 1.0.6 64-bit1422+24−2450.0%+3.015.5%698
99.8%
 Eubos 1.1.0 64-bit1373+24−2438.0%+94.315.9%694
100.0%
 Eubos 1.0.2 64-bit1212+28−2839.7%+78.318.3%498
 

Results matrix

Custom engine selection
#NameElo12345678
1Eubos 2.0 64-bit1636        
2Eubos 1.1.6 64-bit1513        
3Eubos 1.0.7 64-bit1447        
4Eubos 1.0.8 64-bit1447        
5Eubos 1.1.2 64-bit1445        
6Eubos 1.0.6 64-bit1422        
7Eubos 1.1.0 64-bit1373        
8Eubos 1.0.2 64-bit1212        
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
1Eubos 2.0 64-bit1636 100.0100.0100.0100.0100.0100.0100.0
2Eubos 1.1.6 64-bit15130.0 96.9100.0100.0100.0100.0100.0
3Eubos 1.0.7 64-bit14470.03.1 50.752.476.298.3100.0
4Eubos 1.0.8 64-bit14470.00.049.3 52.990.6100.0100.0
5Eubos 1.1.2 64-bit14450.00.047.647.1 86.2100.0100.0
6Eubos 1.0.6 64-bit14220.00.023.89.413.8 99.8100.0
7Eubos 1.1.0 64-bit13730.00.01.70.00.00.2 100.0
8Eubos 1.0.2 64-bit12120.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678
1Eubos 2.0 64-bit1636 53606204101160
2Eubos 1.1.6 64-bit1513536 03806985744770
3Eubos 1.0.7 64-bit144700 60001120
4Eubos 1.0.8 64-bit14476238060 25325052862
5Eubos 1.1.2 64-bit144506980253 2554740
6Eubos 1.0.6 64-bit14224105740250255 383623
7Eubos 1.1.0 64-bit1373116477112528474383 96
8Eubos 1.0.2 64-bit121200062062396 
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
1Eubos 2.0 64-bit1636 29.90.03.80.022.36.30.0
2Eubos 1.1.6 64-bit151329.9 0.032.869.942.635.50.0
3Eubos 1.0.7 64-bit14470.00.0 10.00.00.014.20.0
4Eubos 1.0.8 64-bit14473.832.810.0 29.520.743.96.2
5Eubos 1.1.2 64-bit14450.069.90.029.5 24.445.40.0
6Eubos 1.0.6 64-bit142222.342.60.020.724.4 27.552.1
7Eubos 1.1.0 64-bit13736.335.514.243.945.427.5 8.1
8Eubos 1.0.2 64-bit12120.00.00.06.20.052.18.1 
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 34 common opponents

Custom engine selection
NameEloEubos
2.0
64-bit
Eubos
1.1.6
64-bit
Eubos
1.0.7
64-bit
Eubos
1.0.8
64-bit
Eubos
1.1.2
64-bit
Eubos
1.0.6
64-bit
Eubos
1.1.0
64-bit
Eubos
1.0.2
64-bit
Darky 0.5d 64-bit162556%
18/32
42%
13/31
      
Zotron 4.4.6159248%
15.5/32
45%
14.5/32
   28%
9/32
  
Violet 4.0 64-bit158745%
13/29
53%
16.5/31
   16%
5/32
  
Dreamer 0.3.0 64-bit158455%
52/94
30%
9.5/32
   19%
6/31
  
Needle 0.531158054%
50.5/94
42%
13.5/32
   33%
10.5/32
  
VanillaChess 2.6g 64-bit157632%
9.5/30
47%
14.5/31
 33%
10.5/32
    
Cicada 0.1 64-bit157158%
51/88
50%
16/32
   23%
7.5/32
  
Trappist r36 64-bit153664%
34.5/54
     31%
19/62
 
Yawce 0.161504 53%
17/32
  27%
8.5/32
 41%
26/64
 
Piranha 0.51499 45%
14.5/32
  47%
14.5/31
45%
14.5/32
38%
24/63
 
Tarrasch Toy Engine 0.9061491 42%
13.5/32
  63%
19.5/31
   
Pentagon 1.21487 44%
14/32
 48%
15.5/32
48%
15.5/32
 27%
17.5/66
 
Supra 27.0 64-bit1482 69%
22/32
  61%
19.5/32
58%
18.5/32
  
Pwned 1.3 64-bit1477 15%
4.5/30
  25%
8/32
   
Wukong 2020-09-16 64-bit1475 56%
18/32
 50%
15.5/31
    
Blikskottel 0.81459 66%
21/32
 45%
14.5/32
47%
15/32
38%
12/32
34%
21.5/64
 
Numpty Recharged 64-bit1458 53%
17/32
  62%
20/32
56%
18/32
  
St Andersen 1.311451 66%
20.5/31
  33%
10.5/32
   
Nero 6.11448   40%
12.5/31
  37%
24.5/66
 
Chessika 2.21 64-bit1444 56%
18/32
 38%
11.5/30
37%
11.5/31
 31%
19.5/62
 
NameEloEubos
2.0
64-bit
Eubos
1.1.6
64-bit
Eubos
1.0.7
64-bit
Eubos
1.0.8
64-bit
Eubos
1.1.2
64-bit
Eubos
1.0.6
64-bit
Eubos
1.1.0
64-bit
Eubos
1.0.2
64-bit
TheLightning 2.0.41440  53%
31/59
58%
11.5/20
  44%
23.5/53
 
Irina 0.15 64-bit1436 72%
23/32
 55%
17.5/32
61%
19.5/32
   
Hactar 0.9.0 64-bit1424   68%
21/31
 62%
20/32
59%
38.5/65
 
Goyaz 0.0071423   35%
10.5/30
 44%
14/32
 12%
4/32
MiniMardi 1.31413     39%
12.5/32
40%
26/65
9%
3/32
Sabrina 3.1.27 64-bit1394   63%
19/30
 50%
15.5/31
  
MiniChessAI 1.191364     56%
18/32
 40%
12/30
Virutor Chess 1.1.21353     69%
22/32
 40%
12/30
Ozwald 0.431349     44%
14/32
 12%
4/32
KillerQueen 2.0b31290     65%
20/31
 38%
12/32
CeruleanJS 0.1.1 Blizzard 64-bit1286     75%
22.5/30
 44%
11.5/26
Project Invincible 2.101281     81%
26/32
 53%
16/30
Ronja 0.8.2 64-bit1270     75%
24/32
 42%
13.5/32
Chess 1.3.1 by David Cimbalista1267     77%
24/31
 27%
8.5/31
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 March 6, 2021