CCRL Blitz
Downloads and Statistics
January 25, 2020
Testing summary:
Total: 2'175'377 games
played by 2'559 programs

White wins: 841'702 (38.7%)
Black wins: 679'237 (31.2%)
Draws: 654'438 (30.1%)
White score: 53.7%

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 January 25, 2020 with Bayeselo based on 2'175'377 games

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+
 SlowChess Blitz Classic 1.8 64-bit3139+113−10271.9%−151.025.0%32 
91.9%
 SlowChess Blitz Classic 1.7 64-bit3036+95−9359.4%−54.050.0%32
59.7%
1SlowChess Blitz Classic 1.6 64-bit3024+18−1852.5%−17.741.0%986
99.7%
 SlowChess Blitz Classic 1.5 64-bit2988+19−1949.7%+3.035.6%937
95.4%
 SlowChess Blitz Classic 1.4 64-bit2964+21−2170.3%−143.332.8%854
100.0%
 Slow Chess Blitz WV2.12614+6−646.1%+29.129.9%12486
 

Results matrix

Custom engine selection
#NameElo123456
1SlowChess Blitz Classic 1.8 64-bit3139      
2SlowChess Blitz Classic 1.7 64-bit3036      
3SlowChess Blitz Classic 1.6 64-bit3024      
4SlowChess Blitz Classic 1.5 64-bit2988      
5SlowChess Blitz Classic 1.4 64-bit2964      
6Slow Chess Blitz WV2.12614      
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
1SlowChess Blitz Classic 1.8 64-bit3139 91.998.199.799.9100.0
2SlowChess Blitz Classic 1.7 64-bit30368.1 59.783.292.4100.0
3SlowChess Blitz Classic 1.6 64-bit30241.940.3 99.7100.0100.0
4SlowChess Blitz Classic 1.5 64-bit29880.316.80.3 95.4100.0
5SlowChess Blitz Classic 1.4 64-bit29640.17.60.04.6 100.0
6Slow Chess Blitz WV2.126140.00.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo123456
1SlowChess Blitz Classic 1.8 64-bit3139 00000
2SlowChess Blitz Classic 1.7 64-bit30360 64000
3SlowChess Blitz Classic 1.6 64-bit3024064 149906
4SlowChess Blitz Classic 1.5 64-bit2988001499 03
5SlowChess Blitz Classic 1.4 64-bit29640000 598
6Slow Chess Blitz WV2.126140063598 
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
1SlowChess Blitz Classic 1.8 64-bit3139 0.00.00.00.00.0
2SlowChess Blitz Classic 1.7 64-bit30360.0 6.30.00.00.0
3SlowChess Blitz Classic 1.6 64-bit30240.06.3 78.00.00.0
4SlowChess Blitz Classic 1.5 64-bit29880.00.078.0 0.00.0
5SlowChess Blitz Classic 1.4 64-bit29640.00.00.00.0 4.5
6Slow Chess Blitz WV2.126140.00.00.00.04.5 
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
NameEloSlowChess
Blitz
Classic
1.8
64-bit
SlowChess
Blitz
Classic
1.7
64-bit
SlowChess
Blitz
Classic
1.6
64-bit
SlowChess
Blitz
Classic
1.5
64-bit
SlowChess
Blitz
Classic
1.4
64-bit
Slow
Chess
Blitz
WV2.1
Hannibal 1.7 64-bit3110  42%
13/31
  0%
0/1
chess22k 1.13 64-bit3086  30%
9.5/32
30%
9.5/32
  
Protector 1.9.0 64-bit3085  42%
13.5/32
28%
9/32
  
Senpai 2.0 64-bit3084  44%
14/32
36%
11.5/32
  
SmarThink 1.98 64-bit3041  41%
13/32
45%
14.5/32
  
Naum 4.6 64-bit3032  50%
16/32
47%
15/32
  
Pirarucu 3.0.7 64-bit3020  50%
16/32
48%
15.5/32
  
Deuterium 2019.2.37.73 64-bit3019  42%
13/31
50%
16/32
  
Hakkapeliitta TCEC v2 64-bit3019  59%
19/32
52%
16.5/32
  
Rodent III 0.287 64-bit3004  52%
16/31
42%
13.5/32
  
ChessBrainVB 3.742996  55%
17.5/32
45%
14.5/32
  
Hiarcs 142987  59%
19/32
30%
9.5/32
  
Winter 0.7 64-bit2984  50%
15.5/31
41%
13/32
  
Amoeba 3.1 64-bit2982 59%
19/32
58%
18.5/32
   
Crafty 25.3 64-bit2977  72%
23/32
53%
17/32
  
Amoeba 3.0 64-bit2974  55%
17/31
50%
16/32
  
Bobcat 8.0 64-bit2959  52%
16.5/32
50%
16/32
  
Marvin 3.4.0 64-bit2958  65%
20/31
61%
19.5/32
  
Godel 6.0 64-bit2947  66%
21/32
61%
19.5/32
  
Cheng 4.39 64-bit2944  66%
21/32
52%
16.5/32
  
NameEloSlowChess
Blitz
Classic
1.8
64-bit
SlowChess
Blitz
Classic
1.7
64-bit
SlowChess
Blitz
Classic
1.6
64-bit
SlowChess
Blitz
Classic
1.5
64-bit
SlowChess
Blitz
Classic
1.4
64-bit
Slow
Chess
Blitz
WV2.1
Spark 1.0 64-bit2926  66%
21/32
58%
18.5/32
  
Atlas 3.91 64-bit2925  69%
22/32
59%
19/32
  
Dirty CUCUMBER 64-bit2925  73%
23.5/32
58%
18.5/32
  
Igel 2.0.0 64-bit2925  48%
15.5/32
73%
23.5/32
  
Spike 1.4 Leiden2920  77%
24.5/32
64%
69/108
 50%
0.5/1
Quazar 0.4 64-bit2900    56%
18/32
11%
3.5/32
Zurichess Neuchatel 64-bit2900    61%
19.5/32
100%
1/1
Daydreamer 2.0.0-pre2 64-bit2891    61%
19.5/32
50%
0.5/1
Bright 0.5c2771    94%
17/18
18%
5.5/31
Twisted Logic 20090922 64-bit2770    83%
15/18
28%
9/32
Frenzee 3.5.19 64-bit2769    83%
15/18
23%
7.5/32
tomitankChess 3.0 64-bit2765    69%
12.5/18
20%
5/25
Jonny 4.002762    72%
13/18
30%
9/30
BugChess2 1.9 64-bit2759    78%
14/18
27%
8.5/31
Shield 2.1 64-bit2740    81%
14.5/18
0%
0/1
Chronos 1.9.9 64-bit2739    78%
14/18
30%
9.5/32
Chess Tiger 2007.12713    75%
13.5/18
37%
40/109
Colossus 2008b2641    100%
4/4
48%
38/79
Cyrano 0.6b17 64-bit2641    88%
3.5/4
43%
27.5/64
Sjakk 2.2 64-bit2638    75%
3/4
53%
17/32
NameEloSlowChess
Blitz
Classic
1.8
64-bit
SlowChess
Blitz
Classic
1.7
64-bit
SlowChess
Blitz
Classic
1.6
64-bit
SlowChess
Blitz
Classic
1.5
64-bit
SlowChess
Blitz
Classic
1.4
64-bit
Slow
Chess
Blitz
WV2.1
Rodin 8.02636    75%
3/4
49%
16.5/34
E.T. Chess 13.01.082634    100%
4/4
52%
16.5/32
WyldChess 1.51 64-bit2630    100%
4/4
50%
16/32
WildCat 82623    75%
3/4
49%
33/67
Movei 00.8.438 (10 10 10)2622    75%
3/4
54%
21.5/40
Orion 0.6 64-bit2621    100%
4/4
50%
16/32
Sloppy 0.2.2 64-bit2616    100%
4/4
43%
15/35
Rotor 0.82611    100%
4/4
67%
21.5/32
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 January 25, 2020