CCRL 40/40
Downloads and Statistics
August 17, 2019
Testing summary:
Total: 1'075'629 games
played by 2'520 programs
147029 CPU days (X2 4600+)

White wins: 373'444 (34.7%)
Black wins: 277'846 (25.8%)
Draws: 424'339 (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 17, 2019 with Bayeselo based on 1'075'629 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+
1Lozza 1.18 64-bit2468+17−1747.9%+14.833.4%1211 
98.0%
 Lozza 1.17a 64-bit2442+17−1748.1%+12.133.7%1113
99.8%
 Lozza 1.16 64-bit2397+25−2549.0%+7.433.5%526
99.7%
 Lozza 1.15 64-bit2346+25−2552.4%−16.834.2%530
100.0%
 Lozza 1.14a 64-bit2246+28−2846.8%+25.228.1%434
 

Results matrix

Custom engine selection
#NameElo12345
1Lozza 1.18 64-bit2468     
2Lozza 1.17a 64-bit2442     
3Lozza 1.16 64-bit2397     
4Lozza 1.15 64-bit2346     
5Lozza 1.14a 64-bit2246     
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
1Lozza 1.18 64-bit2468 98.0100.0100.0100.0
2Lozza 1.17a 64-bit24422.0 99.8100.0100.0
3Lozza 1.16 64-bit23970.00.2 99.7100.0
4Lozza 1.15 64-bit23460.00.00.3 100.0
5Lozza 1.14a 64-bit22460.00.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo12345
1Lozza 1.18 64-bit2468 4971387436
2Lozza 1.17a 64-bit2442497 354166126
3Lozza 1.16 64-bit2397138354 21292
4Lozza 1.15 64-bit234674166212 348
5Lozza 1.14a 64-bit22463612692348 
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
1Lozza 1.18 64-bit2468 21.47.94.32.2
2Lozza 1.17a 64-bit244221.4 21.610.18.1
3Lozza 1.16 64-bit23977.921.6 20.19.6
4Lozza 1.15 64-bit23464.310.120.1 36.1
5Lozza 1.14a 64-bit22462.28.19.636.1 
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 81 common opponents

Custom engine selection
NameEloLozza
1.18
64-bit
Lozza
1.17a
64-bit
Lozza
1.16
64-bit
Lozza
1.15
64-bit
Lozza
1.14a
64-bit
Phalanx XXV26190%
0/1
12%
0.5/4
   
Delocto 0.6 64-bit257731%
2.5/8
25%
1/4
   
JikChess 0.02 64-bit2556 38%
3/8
50%
1/2
  
Ghost 3.1 64-bit255034%
5.5/16
38%
1.5/4
   
Maverick 1.5 64-bit253425%
1/4
29%
9/31
0%
0/2
  
K2 0.832533 12%
0.5/4
19%
1.5/8
  
Fridolin 2.00 64-bit253019%
1.5/8
19%
1.5/8
25%
1.5/6
  
nanoSzachy 4.1 64-bit2529 34%
7.5/22
25%
0.5/2
  
Bagatur 1.5e 64-bit251625%
1/4
44%
3.5/8
   
CyberPagno 3.0 64-bit251262%
2.5/4
50%
10/20
 20%
2/10
 
Betsabe II 1.75250833%
4/12
43%
6/14
   
Dorky 4.5 64-bit249938%
1.5/4
47%
14/30
   
Delphil 3.2 64-bit249850%
2/4
36%
5/14
50%
1/2
  
MadChess 2.2 64-bit249444%
16/36
25%
4.5/18
   
Green Light Chess 3.01.2.224890%
0/1
0%
0/1
   
Ghost 2.0.2 64-bit2484 61%
8.5/14
50%
1/2
  
Jumbo 0.6.10 64-bit248238%
3/8
67%
12/18
   
Zurichess Geneva 64-bit2482 40%
4/10
33%
2/6
  
Shield 1.2 64-bit2472 57%
8/14
50%
1/2
  
Giraffe 20150908 64-bit246150%
4/8
50%
2/4
52%
12.5/24
31%
2.5/8
 
NameEloLozza
1.18
64-bit
Lozza
1.17a
64-bit
Lozza
1.16
64-bit
Lozza
1.15
64-bit
Lozza
1.14a
64-bit
Bumblebee 1.0 64-bit2458 75%
7.5/10
56%
9/16
  
Carballo 1.2245838%
3/8
  25%
0.5/2
 
Nemeton 1.51245250%
4/8
44%
11.5/26
  8%
0.5/6
Orion 0.4 64-bit245142%
8.5/20
61%
11/18
   
Bumblebee 1.0.36898e1 64-bit244562%
2.5/4
59%
20/34
   
Shallow r694 64-bit244366%
10.5/16
50%
4/8
   
Betsabe II 1.472442  55%
5.5/10
 15%
1.5/10
Bagatur 1.4b 64-bit2441  25%
0.5/2
25%
2.5/10
 
Bearded N44.5 64-bit243773%
8/11
38%
1.5/4
   
Snitch 1.6.2 64-bit243650%
1/2
70%
7/10
   
TJchess 1.3 64-bit243438%
4.5/12
48%
11.5/24
   
Cmcchess 2.6 64-bit241955%
5.5/10
33%
6/18
44%
10.5/24
50%
1/2
 
PostModernist 1016241956%
4.5/8
70%
7/10
35%
3.5/10
  
RomiChess P3n 64-bit241456%
19/34
38%
3/8
   
Gaia 3.5 64-bit241225%
0.5/2
70%
7/10
 25%
0.5/2
25%
2.5/10
Ifrit m1.8 64-bit2411 62%
2.5/4
 56%
5/9
10%
1/10
Ares 1.005.2 64-bit241050%
1/2
47%
7.5/16
39%
11/28
  
Dragon 4.62405  35%
3.5/10
25%
2/8
 
Amy 0.87b2402 50%
5/10
 50%
1/2
 
Patzer 3.80240265%
6.5/10
  50%
1/2
 
NameEloLozza
1.18
64-bit
Lozza
1.17a
64-bit
Lozza
1.16
64-bit
Lozza
1.15
64-bit
Lozza
1.14a
64-bit
Sjakk 2.0 64-bit2402  40%
4/10
38%
3/8
30%
3/10
Simplex 0.9.8 64-bit2399 40%
4/10
 75%
1.5/2
 
Myrddin 0.87 64-bit239650%
3/6
61%
11/18
70%
7/10
40%
6/15
25%
2.5/10
Gosu 0.16239550%
4/8
  0%
0/1
 
Alex 2.14a 64-bit2393 60%
6/10
50%
5/10
  
Waxman 20142389  62%
2.5/4
40%
6/15
 
Orion 0.3.0 64-bit2387 59%
13/22
75%
3/4
  
Comet B682384  60%
6/10
33%
1/3
 
Waxman 20162378 62%
7.5/12
 62%
5/8
 
OliThink 5.3.2 64-bit237350%
4/8
88%
3.5/4
45%
4.5/10
100%
1/1
 
MadChess 2.0 64-bit2369  64%
9/14
42%
5/12
 
Waxman 2017236967%
8/12
88%
3.5/4
   
Plisk 0.2.7d 64-bit2359   83%
2.5/3
30%
3/10
Donna 1.0 64-bit2357   56%
4.5/8
30%
3/10
Nemeton 1.412355  50%
2/4
60%
6/10
 
K2 0.672352 60%
6/10
30%
3/10
  
GreKo 5.92348   81%
6.5/8
45%
4.5/10
Gibbon 2.60a 64-bit2338 70%
7/10
 38%
1.5/4
60%
6/10
Jazz 840 64-bit2337  61%
11/18
41%
6.5/16
50%
2/4
CyberPagno 2.2 64-bit2335 50%
5/10
 35%
3.5/10
 
NameEloLozza
1.18
64-bit
Lozza
1.17a
64-bit
Lozza
1.16
64-bit
Lozza
1.15
64-bit
Lozza
1.14a
64-bit
Daydreamer 1.52334 65%
6.5/10
40%
4/10
  
Gibbon 2.69a 64-bit2319  75%
3/4
59%
9.5/16
 
Capivara LK 0.09a01a 64-bit2307 70%
7/10
65%
6.5/10
 35%
3.5/10
pikoSzachy Extreme2307   62%
2.5/4
36%
5/14
Fischerle 0.9.65 64-bit2289  88%
3.5/4
50%
1.5/3
 
Matilde 2008 64-bit2289   100%
1/1
50%
5.5/11
FireFly 2.7.0 64-bit2286   61%
8.5/14
20%
1/5
Orion 0.2 64-bit2278   39%
7/18
70%
3.5/5
Fischerle 0.9.60 64-bit2264   25%
1/4
38%
1.5/4
Exacto 0.e 64-bit2251   56%
4.5/8
50%
2/4
Protej 0.5.8c2251   45%
4.5/10
38%
1.5/4
Beowulf 2.4a 64-bit2249   50%
4/8
45%
4.5/10
MadChess 1.4 64-bit2248   69%
5.5/8
88%
7/8
Mango Paola Ajedrez 4.12248   83%
5/6
38%
3/8
Fischerle 0.9.50 64-bit2243   81%
6.5/8
70%
7/10
Absolute Zero 2.4.0.0 64-bit2242   50%
8/16
100%
4/4
ChessKISS 1.7c 64-bit2213   75%
1.5/2
65%
6.5/10
NG-Play 9.85 64-bit2190   56%
4.5/8
50%
5/10
Prophet 2.0 64-bit2179   69%
5.5/8
46%
11/24
NG-Play 9.86 64-bit2170   88%
3.5/4
38%
1.5/4
NameEloLozza
1.18
64-bit
Lozza
1.17a
64-bit
Lozza
1.16
64-bit
Lozza
1.15
64-bit
Lozza
1.14a
64-bit
GopherCheck 0.2.2 64-bit2139 100%
4/4
  50%
2/4
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%

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Rating list
Testing profile
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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
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Reference rating list:
Recalibrate:
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  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 17, 2019