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 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 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+
1Cosette 5.0 64-bit2492+21−2150.1%−0.728.5%796 
100.0%
 Cosette 4.0 64-bit2381+21−2150.4%−6.824.3%826
100.0%
 Cosette 3.0 64-bit2086+20−2053.7%−27.424.0%885
100.0%
 Cosette 2.0 64-bit1985+20−2051.2%−10.224.3%868
100.0%
 Cosette 1.0 64-bit1875+23−2335.8%+100.625.4%689
 

Results matrix

Custom engine selection
#NameElo12345
1Cosette 5.0 64-bit2492     
2Cosette 4.0 64-bit2381     
3Cosette 3.0 64-bit2086     
4Cosette 2.0 64-bit1985     
5Cosette 1.0 64-bit1875     
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
1Cosette 5.0 64-bit2492 100.0100.0100.0100.0
2Cosette 4.0 64-bit23810.0 100.0100.0100.0
3Cosette 3.0 64-bit20860.00.0 100.0100.0
4Cosette 2.0 64-bit19850.00.00.0 100.0
5Cosette 1.0 64-bit18750.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345
1Cosette 5.0 64-bit2492 700000
2Cosette 4.0 64-bit2381700 000
3Cosette 3.0 64-bit208600 0375
4Cosette 2.0 64-bit1985000 0
5Cosette 1.0 64-bit1875003750 
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
1Cosette 5.0 64-bit2492 43.20.00.00.0
2Cosette 4.0 64-bit238143.2 0.00.00.0
3Cosette 3.0 64-bit20860.00.0 0.023.8
4Cosette 2.0 64-bit19850.00.00.0 0.0
5Cosette 1.0 64-bit18750.00.023.80.0 
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 15 common opponents

Custom engine selection
NameEloCosette
5.0
64-bit
Cosette
4.0
64-bit
Cosette
3.0
64-bit
Cosette
2.0
64-bit
Cosette
1.0
64-bit
Axolotl 1.9 64-bit251239%
12.5/32
25%
8/32
   
Green Light Chess 3.01.2.2250534%
10.5/31
31%
10/32
   
Little Goliath Evolution 3.12250255%
17.5/32
34%
11/32
   
Yace 0.99.87250255%
17.5/32
47%
15/32
   
Trace 1.37a249945%
14/31
40%
12.5/31
   
CyberPagno 3.0 64-bit249348%
15.5/32
22%
7/32
   
NoC 4.20 64-bit249244%
14/32
27%
8.5/32
   
Bruja 1.9.1 64-bit249059%
19/32
25%
8/32
   
Tao 5.6248945%
14.5/32
34%
10.5/31
   
BBChess 1.3b 64-bit248161%
19.5/32
36%
11.5/32
   
Qapla 0.1.1 64-bit245267%
21.5/32
31%
10/32
   
Wuttang r2 64-bit1997  53%
16/30
 31%
31/100
Goldfish 1.13.0 64-bit1981  56%
18/32
 38%
37.5/100
Arabian Knight 1.55 64-bit1978  58%
18.5/32
 34%
33.5/100
Slibo 0.5.11976  69%
21.5/31
 30%
27.5/91
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