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 4 engines!
4 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+
1Ceibo 0.6 64-bit2390+19−1948.8%+9.121.0%1066 
100.0%
 Ceibo 0.5 64-bit2326+17−1759.1%−68.820.0%1357
100.0%
 Ceibo 0.4 64-bit1994+13−1353.7%−27.922.0%2336
100.0%
 Ceibo 0.3.65 64-bit1721+25−2551.9%−11.521.0%618
 

Results matrix

Custom engine selection
#NameElo1234
1Ceibo 0.6 64-bit2390    
2Ceibo 0.5 64-bit2326    
3Ceibo 0.4 64-bit1994    
4Ceibo 0.3.65 64-bit1721    
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
#NameElo1234
1Ceibo 0.6 64-bit2390 100.0100.0100.0
2Ceibo 0.5 64-bit23260.0 100.0100.0
3Ceibo 0.4 64-bit19940.00.0 100.0
4Ceibo 0.3.65 64-bit17210.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234
1Ceibo 0.6 64-bit2390 55600
2Ceibo 0.5 64-bit2326556 140
3Ceibo 0.4 64-bit1994014 191
4Ceibo 0.3.65 64-bit172100191 
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
#NameElo1234
1Ceibo 0.6 64-bit2390 22.90.00.0
2Ceibo 0.5 64-bit232622.9 0.40.0
3Ceibo 0.4 64-bit19940.00.4 6.5
4Ceibo 0.3.65 64-bit17210.00.06.5 
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 21 common opponents

Custom engine selection
NameEloCeibo
0.6
64-bit
Ceibo
0.5
64-bit
Ceibo
0.4
64-bit
Ceibo
0.3.65
64-bit
Amateur 2.86234956%
18/32
47%
15/32
  
Popochin 4.1 64-bit234835%
11/31
56%
18/32
  
Alex 2.14a 64-bit234758%
18.5/32
35%
11/31
  
Horizon 4.4234369%
22/32
52%
16/31
  
Plisk 0.2.7d 64-bit234353%
17/32
58%
18.5/32
  
Tigran 2.4n 64-bit234344%
13.5/31
45%
14.5/32
  
Absolute Zero 3.3.2.0 64-bit234259%
19/32
39%
12.5/32
  
Arion 1.7233252%
16.5/32
56%
9.5/17
  
Waxman 2020231579%
24.5/31
38%
12/32
  
Ant 2006-F2229 66%
47.5/72
0%
0/1
 
Fortress 1.622136 100%
5/5
0%
0/1
 
Tiny Chess 1.46 64-bit2135 90%
4.5/5
0%
0/1
 
Uragano 3D 0.922122 67%
2/3
100%
2/2
 
RDChess 3.232047  50%
0.5/1
17%
5/30
IACH 0.56z1916  56%
18/32
25%
7.5/30
MrChess 2.11887  50%
0.5/1
18%
5.5/30
Skiull 0.3 64-bit1830  72%
6.5/9
33%
10/30
Robin 0.9831761  70%
7/10
37%
11/30
JaksaH 1.14.1 64-bit1724  65%
6.5/10
53%
16/30
TSCP 1.811723  75%
7.5/10
55%
16.5/30
NameEloCeibo
0.6
64-bit
Ceibo
0.5
64-bit
Ceibo
0.4
64-bit
Ceibo
0.3.65
64-bit
DChess 1.0.21652  100%
2/2
68%
20.5/30
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