CCRL 40/40
Downloads and Statistics
November 8, 2019
Testing summary:
Total: 1'097'085 games
played by 2'561 programs
149942 CPU days (X2 4600+)

White wins: 380'560 (34.7%)
Black wins: 282'789 (25.8%)
Draws: 433'736 (39.5%)
White score: 54.5%

Custom engine selection

Comparing 2 engines!
2 selected engines played 0 games with each other

CCRL 40/40 Rating List — Custom engine selection (Quote)

Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern CPU.
Computed on November 8, 2019 with Bayeselo based on 1'097'085 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 200 games or more. Normal font - less than 200 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1ZCT 0.3.24512210+27−2749.4%+4.125.5%478 
100.0%
 ZCT 0.3.25002049+32−3246.2%+29.416.8%381
 

Results matrix

Custom engine selection
#NameElo12
1ZCT 0.3.24512210  
2ZCT 0.3.25002049  
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
#NameElo12
1ZCT 0.3.24512210 100.0
2ZCT 0.3.250020490.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12
1ZCT 0.3.24512210 172
2ZCT 0.3.25002049172 
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
#NameElo12
1ZCT 0.3.24512210 20.0
2ZCT 0.3.2500204920.0 
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 14 common opponents

Custom engine selection
NameEloZCT
0.3.2451
ZCT
0.3.2500
Gibbon 2.52a221662%
2.5/4
12%
0.5/4
Neurosis 2.5220662%
2.5/4
25%
1/4
ChessAlex 2.0r4220439%
5.5/14
25%
1/4
Alf 1.09219543%
6/14
50%
3/6
OBender 3.2.4.2219258%
7/12
25%
0.5/2
Mediocre 0.34218762%
2.5/4
62%
5/8
NagaSkaki 5.12218669%
5.5/8
40%
4/10
Alex 2.03218453%
16.5/31
25%
1/4
Lime 66217850%
3/6
25%
1/4
Parrot 07.07.22213562%
2.5/4
42%
2.5/6
TJchess 0.121213466%
29/44
31%
2.5/8
Clarabit 1.00 32-bit211550%
5/10
32%
4.5/14
ECE 0.3191450%
1/2
88%
3.5/4
Surprise 4.3b13189350%
1/2
100%
2/2
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 November 8, 2019