CCRL 40/40
Downloads and Statistics
August 24, 2019
Testing summary:
Total: 1'077'764 games
played by 2'521 programs
147276 CPU days (X2 4600+)

White wins: 374'201 (34.7%)
Black wins: 278'337 (25.8%)
Draws: 425'226 (39.5%)
White score: 54.4%

Custom engine selection

Comparing 5 engines!
5 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 Intel CPU.
Computed on August 24, 2019 with Bayeselo based on 1'077'764 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+
1Bearded N44.5 64-bit2437+21−2149.0%+4.630.1%810 
100.0%
 Bearded N44.2 64-bit2285+27−2751.7%−9.429.9%482
99.8%
 Bearded N44.22221+34−3450.3%−2.526.5%294
99.7%
 Bearded 06_292156+31−3149.2%+7.425.1%366
90.2%
 Bearded 06_29_022130+25−2547.9%+14.322.6%588
 

Results matrix

Custom engine selection
#NameElo12345
1Bearded N44.5 64-bit2437     
2Bearded N44.2 64-bit2285     
3Bearded N44.22221     
4Bearded 06_292156     
5Bearded 06_29_022130     
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
1Bearded N44.5 64-bit2437 100.0100.0100.0100.0
2Bearded N44.2 64-bit22850.0 99.8100.0100.0
3Bearded N44.222210.00.2 99.7100.0
4Bearded 06_2921560.00.00.3 90.2
5Bearded 06_29_0221300.00.00.09.8 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345
1Bearded N44.5 64-bit2437 6721100
2Bearded N44.2 64-bit228567 221230
3Bearded N44.222212122 43222
4Bearded 06_292156101243 122
5Bearded 06_29_022130030222122 
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
1Bearded N44.5 64-bit2437 5.21.90.90.0
2Bearded N44.2 64-bit22855.2 2.81.42.8
3Bearded N44.222211.92.8 6.525.2
4Bearded 06_2921560.91.46.5 12.8
5Bearded 06_29_0221300.02.825.212.8 
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 41 common opponents

Custom engine selection
NameEloBearded
N44.5
64-bit
Bearded
N44.2
64-bit
Bearded
N44.2
Bearded
06_29
Bearded
06_29_02
Anatoli 0.35k247567%
4/6
  0%
0/4
 
Giraffe 20150908 64-bit246250%
3/6
0%
0/4
   
Cmcchess 2.6 64-bit242050%
4/8
38%
1.5/4
   
Ares 1.005.2 64-bit241140%
2/5
33%
2/6
   
Myrddin 0.87 64-bit239648%
9.5/20
29%
4/14
   
EveAnn 1.67231875%
4.5/6
 40%
6/15
  
Joker 1.1.142301 83%
5/6
 50%
1/2
 
Absolute Zero 2.4.7.2 64-bit2295 46%
5.5/12
35%
3.5/10
  
Sungorus 1.4 32-bit2259  50%
2/4
 50%
1/2
Atak 6.822360%
0/1
 62%
2.5/4
  
Dolphin 1.0 64-bit2230 45%
9/20
  20%
2/10
Beowulf 2.4a 32-bit2217  75%
1.5/2
 25%
3.5/14
Adam 3.32210  40%
4/10
 42%
2.5/6
Neurosis 2.32210  67%
6/9
25%
0.5/2
 
Myrddin 0.85 32-bit2206  40%
4/10
 0%
0/4
ChessAlex 2.0r42205 50%
1/2
 17%
1/6
 
OBender 3.2.4.22191   54%
7.5/14
0%
0/4
FireFly 2.5.13 32-bit2187  55%
5.5/10
 25%
1/4
NagaSkaki 5.122186   50%
3/6
33%
6/18
Alex 2.032184   53%
17/32
25%
2/8
NameEloBearded
N44.5
64-bit
Bearded
N44.2
64-bit
Bearded
N44.2
Bearded
06_29
Bearded
06_29_02
KMTChess 1.2.1 32-bit2182  55%
5.5/10
 38%
12/32
ECE 11.012179  62%
2.5/4
 42%
2.5/6
Lime 662177   25%
1/4
0%
0/4
Sungorus 1.22172  44%
4/9
50%
1/2
50%
2.5/5
Pawny 0.132169  50%
4.5/9
44%
14.5/33
 
Chesley r323 32-bit2156  50%
9/18
 40%
4/10
Bagatur 1.2b 32-bit2155  75%
3/4
 25%
1/4
KnockOut 0.7.12151  58%
3.5/6
 62%
18.5/30
TJchess 0.1212133   62%
2.5/4
56%
10/18
Clarabit 1.00 32-bit2115   61%
8.5/14
62%
5/8
Kurt 0.9.2 32-bit2113  88%
3.5/4
 79%
11/14
ChessKISS 1.3a 32-bit2111  75%
3/4
 25%
1/4
Carballo 0.52096  50%
2/4
 46%
11/24
FireFly 2.5.6 32-bit2087   100%
2/2
47%
9/19
BikJump 2.01 32-bit2083  25%
0.5/2
50%
1/2
36%
5/14
Protej 0.5.72054  100%
2/2
 75%
10.5/14
PLP 16615712046  25%
0.5/2
 66%
10.5/16
Slibo 0.5.12025  100%
2/2
 70%
7/10
Bubble 1.52011  75%
1.5/2
 62%
5/8
Kurt 2710091997   100%
2/2
75%
1.5/2
NameEloBearded
N44.5
64-bit
Bearded
N44.2
64-bit
Bearded
N44.2
Bearded
06_29
Bearded
06_29_02
Heracles 0.6.161981   50%
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 August 24, 2019