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 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 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+
1Karballo 1.8 64-bit2732+15−1448.2%+9.330.9%1672 
92.6%
 Carballo 1.7 64-bit2718+14−1448.8%+7.933.6%1839
100.0%
 Carballo 1.6 64-bit2677+20−2053.3%−23.132.3%864
100.0%
 Carballo 1.5 64-bit2570+19−1951.7%−13.824.9%978
88.8%
 Carballo 1.4 64-bit2553+18−1851.1%−8.829.0%1021
100.0%
 Carballo 1.3 64-bit2453+19−1950.6%−3.921.1%1054
100.0%
 Carballo 1.1 64-bit2357+19−1952.7%−22.920.2%1040
100.0%
 Carballo 0.82146+25−2553.8%−47.520.0%626
 

Results matrix

Custom engine selection
#NameElo12345678
1Karballo 1.8 64-bit2732        
2Carballo 1.7 64-bit2718        
3Carballo 1.6 64-bit2677        
4Carballo 1.5 64-bit2570        
5Carballo 1.4 64-bit2553        
6Carballo 1.3 64-bit2453        
7Carballo 1.1 64-bit2357        
8Carballo 0.82146        
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
1Karballo 1.8 64-bit2732 92.6100.0100.0100.0100.0100.0100.0
2Carballo 1.7 64-bit27187.4 100.0100.0100.0100.0100.0100.0
3Carballo 1.6 64-bit26770.00.0 100.0100.0100.0100.0100.0
4Carballo 1.5 64-bit25700.00.00.0 88.8100.0100.0100.0
5Carballo 1.4 64-bit25530.00.00.011.2 100.0100.0100.0
6Carballo 1.3 64-bit24530.00.00.00.00.0 100.0100.0
7Carballo 1.1 64-bit23570.00.00.00.00.00.0 100.0
8Carballo 0.821460.00.00.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345678
1Karballo 1.8 64-bit2732 104445574716120
2Carballo 1.7 64-bit27181044 617368300
3Carballo 1.6 64-bit2677455617 704767000
4Carballo 1.5 64-bit2570743704 140555800
5Carballo 1.4 64-bit255371687671405 80700
6Carballo 1.3 64-bit2453630558807 00
7Carballo 1.1 64-bit23571200000 64
8Carballo 0.8214600000064 
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
1Karballo 1.8 64-bit2732 29.717.92.82.60.20.40.0
2Carballo 1.7 64-bit271829.7 22.80.12.40.10.00.0
3Carballo 1.6 64-bit267717.922.8 38.240.70.00.00.0
4Carballo 1.5 64-bit25702.80.138.2 70.327.50.00.0
5Carballo 1.4 64-bit25532.62.440.770.3 38.90.00.0
6Carballo 1.3 64-bit24530.20.10.027.538.9 0.00.0
7Carballo 1.1 64-bit23570.40.00.00.00.00.0 3.8
8Carballo 0.821460.00.00.00.00.00.03.8 
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 70 common opponents

Custom engine selection
NameEloKarballo
1.8
64-bit
Carballo
1.7
64-bit
Carballo
1.6
64-bit
Carballo
1.5
64-bit
Carballo
1.4
64-bit
Carballo
1.3
64-bit
Carballo
1.1
64-bit
Carballo
0.8
Crafty 25.2 64-bit29330%
0/1
50%
0.5/1
      
Deep Sjeng c't 201029250%
0/2
0%
0/2
      
Spike 1.4 Leiden2919100%
1/1
0%
0/1
      
Quazar 0.4 64-bit290050%
0.5/1
0%
0/1
      
Gaviota 1.0 64-bit287167%
2/3
50%
0.5/1
      
Zappa Mexico II 64-bit28460%
0/1
50%
0.5/1
      
Rhetoric 1.4.3 64-bit280725%
0.5/2
37%
12.5/34
      
Fruit 2.3.1278075%
1.5/2
100%
1/1
      
Ktulu 9278039%
24/61
0%
0/1
      
Bright 0.5c277150%
0.5/1
36%
12/33
      
Frenzee 3.5.19 64-bit276848%
32.5/68
54%
18.5/34
30%
9.5/32
     
Pawny 1.2 64-bit276674%
25/34
36%
11.5/32
      
Jonny 4.00276338%
83.5/222
40%
63/158
36%
11.5/32
     
Bison 9.11 64-bit276039%
26/67
50%
0.5/1
      
BugChess2 1.9 64-bit275950%
0.5/1
39%
12.5/32
38%
12/32
     
RuyDos 1.0.27 64-bit275850%
14.5/29
38%
10.5/28
      
Tucano 6.00 64-bit2750 41%
13.5/33
45%
14.5/32
     
Godel 3.4.9 64-bit274143%
12/28
48%
15/31
44%
14/32
     
Chronos 1.9.9 64-bit273944%
17.5/40
42%
13.5/32
47%
15/32
     
Shield 2.1 64-bit273980%
33/41
50%
16/32
      
NameEloKarballo
1.8
64-bit
Carballo
1.7
64-bit
Carballo
1.6
64-bit
Carballo
1.5
64-bit
Carballo
1.4
64-bit
Carballo
1.3
64-bit
Carballo
1.1
64-bit
Carballo
0.8
Zurichess Graubuenden 64-bit2724 50%
0.5/1
42%
13.5/32
     
Cheese 1.8 64-bit2689 56%
18/32
42%
13.5/32
     
Arminius 2017-01-01 64-bit268850%
14/28
53%
17.5/33
      
Delfi 5.42683 61%
19.5/32
50%
16/32
     
RedQueen 1.1.98 64-bit266850%
14/28
53%
17.5/33
50%
16/32
     
Gandalf 7 64-bit266553%
15.5/29
58%
19/33
      
Alaric 70726620%
0/1
68%
21/31
      
Phalanx XXV2656 41%
13.5/33
  31%
10/32
   
ECE X3 64-bit265550%
0.5/1
58%
18.5/32
      
Nebula 2.0 64-bit265450%
0.5/1
70%
22.5/32
      
Rodin 8.0264050%
0.5/1
58%
19/33
      
Sjakk 2.2 64-bit2637100%
1/1
50%
16/32
      
Zarkov 6.552619 100%
1/1
48%
15.5/32
     
Glass 2.0 64-bit2614  47%
15/32
38%
12/32
48%
15.5/32
   
NoraGrace 2.0 64-bit2610  69%
22/32
 38%
12/32
   
Amyan 1.72260450%
0.5/1
 69%
22/32
44%
14/32
33%
10.5/32
   
Pharaon 3.5.1260367%
18/27
 66%
21/32
50%
16/32
34%
11/32
   
GarboChess 2.10 64-bit2598  62%
20/32
45%
14.5/32
42%
13.5/32
   
Floyd 0.9 64-bit2587100%
1/1
 64%
20.5/32
     
GreKo 2015 64-bit2586  70%
22.5/32
41%
13/32
42%
13.5/32
   
NameEloKarballo
1.8
64-bit
Carballo
1.7
64-bit
Carballo
1.6
64-bit
Carballo
1.5
64-bit
Carballo
1.4
64-bit
Carballo
1.3
64-bit
Carballo
1.1
64-bit
Carballo
0.8
Francesca MAD 0.192581  56%
18/32
38%
12/32
48%
15/31
   
Hamsters 0.7.12578  56%
18/32
55%
17.5/32
41%
13/32
   
Muse 0.953 64-bit2578  58%
18.5/32
48%
15.5/32
47%
15/32
   
Zurichess Glarus 64-bit2578   60%
18.5/31
50%
16/32
   
Arminius 2015-08-06 64-bit2574  72%
23/32
62%
20/32
55%
17.5/32
   
Maverick 1.5 64-bit2573100%
1/1
 67%
21.5/32
41%
13/32
50%
16/32
   
SOS 5.12571  69%
22/32
44%
14/32
50%
16/32
   
Aristarch 4.502567   45%
14.5/32
47%
15/32
   
Brutus 8.05 64-bit2560100%
1/1
  52%
16.5/32
    
Ufim 8.022540 100%
1/1
 53%
17/32
48%
15.5/32
44%
13.5/31
  
Fridolin 2.00 64-bit2538   66%
21/32
48%
15.5/32
34%
11/32
  
AnMon 5.752537   53%
17/32
 50%
16/32
  
DanaSah 4.882533   39%
12.5/32
61%
19.5/32
38%
12/32
  
JikChess 0.02 64-bit2522   61%
19.5/32
38%
12/32
30%
9.5/32
  
Pepito 1.59.2 64-bit2520100%
1/1
  41%
13/32
63%
19.5/31
   
Green Light Chess 3.01.2.225050%
0/1
  72%
23/32
56%
18/32
50%
8/16
  
K2 0.792503    50%
16/32
39%
12.5/32
  
Little Goliath Evolution 3.122502   64%
20.5/32
70%
22.5/32
42%
13.5/32
  
Yace 0.99.872502   61%
19.5/32
59%
19/32
45%
14.5/32
  
Trace 1.37a2499   72%
23/32
59%
19/32
40%
12.5/31
  
NameEloKarballo
1.8
64-bit
Carballo
1.7
64-bit
Carballo
1.6
64-bit
Carballo
1.5
64-bit
Carballo
1.4
64-bit
Carballo
1.3
64-bit
Carballo
1.1
64-bit
Carballo
0.8
Mephisto Gideon Professional2472    73%
23.5/32
61%
19.5/32
  
Betsabe II 1.472470    67%
21.5/32
44%
14/32
  
Cerebro 3.03d2470    74%
23/31
56%
14.5/26
  
Dorky 4.3 64-bit2466    59%
19/32
41%
13/32
  
Ares 1.005.2 64-bit244050%
0.5/1
    41%
13/32
  
LambChop 10.992432100%
1/1
     41%
13/32
 
Eeyore 1.52 64-bit2427100%
1/1
     36%
11.5/32
 
Dragon 4.62417100%
1/1
     48%
15.5/32
 
Simplex 0.9.8 64-bit2407100%
1/1
     37%
11/30
 
Chispa 4.0.32205      58%
18.5/32
47%
15/32
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 May 9, 2021