CCRL 40/4
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 2'143'600 games
played by 2'509 programs
29100 CPU days (X2 4600+)

White wins: 830'432 (38.7%)
Black wins: 670'629 (31.3%)
Draws: 642'539 (30.0%)
White score: 53.7%

Custom engine selection

Comparing 11 engines!
11 selected engines played 0 games with each other

CCRL 40/4 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 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern CPU.
Computed on December 7, 2019 with Bayeselo based on 2'143'600 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+
1Igel 2.1.0 64-bit 4CPU3020+25−2548.2%+11.444.5%497 
100.0%
 Igel 2.0.0 64-bit2927+22−2250.2%−3.339.7%638
100.0%
 Igel 1.8.2 64-bit 4CPU2862+31−3147.8%+13.430.2%348
60.7%
 Igel 1.9.0 64-bit 4CPU2856+25−2542.8%+46.239.1%491
89.8%
 Igel 1.5.1 64-bit 4CPU2831+30−2957.8%−55.526.0%400
84.5%
 Igel 1.9.0 64-bit2809+27−2844.6%+40.927.1%461
59.8%
 Igel 1.8.3 64-bit2795+105−10550.0%+0.026.7%30
73.5%
 Igel 1.8.2 64-bit2760+19−1947.5%+17.127.1%989
100.0%
 Igel 1.5.1 64-bit2713+18−1849.6%+2.528.6%1033
85.1%
 Igel 1.5 64-bit2697+25−2454.6%−31.830.4%559
100.0%
 Igel 1.4 64-bit2634+20−2041.5%+63.822.8%958
 

Results matrix

Custom engine selection
#NameElo1234567891011
1Igel 2.1.0 64-bit 4CPU3020           
2Igel 2.0.0 64-bit2927           
3Igel 1.8.2 64-bit 4CPU2862           
4Igel 1.9.0 64-bit 4CPU2856           
5Igel 1.5.1 64-bit 4CPU2831           
6Igel 1.9.0 64-bit2809           
7Igel 1.8.3 64-bit2795           
8Igel 1.8.2 64-bit2760           
9Igel 1.5.1 64-bit2713           
10Igel 1.5 64-bit2697           
11Igel 1.4 64-bit2634           
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
#NameElo1234567891011
1Igel 2.1.0 64-bit 4CPU3020 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Igel 2.0.0 64-bit29270.0 100.0100.0100.0100.099.0100.0100.0100.0100.0
3Igel 1.8.2 64-bit 4CPU28620.00.0 60.792.199.387.5100.0100.0100.0100.0
4Igel 1.9.0 64-bit 4CPU28560.00.039.3 89.899.285.7100.0100.0100.0100.0
5Igel 1.5.1 64-bit 4CPU28310.00.07.910.2 84.573.0100.0100.0100.0100.0
6Igel 1.9.0 64-bit28090.00.00.70.815.5 59.899.8100.0100.0100.0
7Igel 1.8.3 64-bit27950.01.012.514.327.040.2 73.592.795.899.8
8Igel 1.8.2 64-bit27600.00.00.00.00.00.226.5 100.0100.0100.0
9Igel 1.5.1 64-bit27130.00.00.00.00.00.07.30.0 85.1100.0
10Igel 1.5 64-bit26970.00.00.00.00.00.04.20.014.9 100.0
11Igel 1.4 64-bit26340.00.00.00.00.00.00.20.00.00.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Number of connecting games matrix

Custom engine selection
#NameElo1234567891011
1Igel 2.1.0 64-bit 4CPU3020 0000000000
2Igel 2.0.0 64-bit29270 648701740192000
3Igel 1.8.2 64-bit 4CPU2862064 6880006464064
4Igel 1.9.0 64-bit 4CPU2856087688 0000000
5Igel 1.5.1 64-bit 4CPU28310000 0020913089209
6Igel 1.9.0 64-bit28090174000 055800118
7Igel 1.8.3 64-bit2795000000 0000
8Igel 1.8.2 64-bit276001926402095580 957265896
9Igel 1.5.1 64-bit27130064013000957 877701
10Igel 1.5 64-bit269700008900265877 88
11Igel 1.4 64-bit263400640209118089670188 
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
#NameElo1234567891011
1Igel 2.1.0 64-bit 4CPU3020 0.00.00.00.00.00.00.00.00.00.0
2Igel 2.0.0 64-bit29270.0 6.57.70.015.80.011.80.00.00.0
3Igel 1.8.2 64-bit 4CPU28620.06.5 82.00.00.00.04.84.60.04.9
4Igel 1.9.0 64-bit 4CPU28560.07.782.0 0.00.00.00.00.00.00.0
5Igel 1.5.1 64-bit 4CPU28310.00.00.00.0 0.00.015.09.19.315.4
6Igel 1.9.0 64-bit28090.015.80.00.00.0 0.038.50.00.08.3
7Igel 1.8.3 64-bit27950.00.00.00.00.00.0 0.00.00.00.0
8Igel 1.8.2 64-bit27600.011.84.80.015.038.50.0 47.317.146.0
9Igel 1.5.1 64-bit27130.00.04.60.09.10.00.047.3 55.135.2
10Igel 1.5 64-bit26970.00.00.00.09.30.00.017.155.1 5.8
11Igel 1.4 64-bit26340.00.04.90.015.48.30.046.035.25.8 
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 46 common opponents

Custom engine selection
NameEloIgel
2.1.0
64-bit
4CPU
Igel
2.0.0
64-bit
Igel
1.8.2
64-bit
4CPU
Igel
1.9.0
64-bit
4CPU
Igel
1.5.1
64-bit
4CPU
Igel
1.9.0
64-bit
Igel
1.8.3
64-bit
Igel
1.8.2
64-bit
Igel
1.5.1
64-bit
Igel
1.5
64-bit
Igel
1.4
64-bit
SlowChess Blitz Classic 1.4 64-bit2965     28%
5/18
 25%
2/8
   
Atlas 3.91 64-bit2925 58%
18.5/32
42%
13.5/32
40%
22/55
       
MinkoChess 1.3 64-bit 4CPU2917  43%
12/28
43%
21/49
       
Monolith 1.0 64-bit 4CPU2913  39%
12.5/32
41%
23/56
       
Winter 0.5 64-bit2911        29%
9/31
 9%
3/32
Quazar 0.4 64-bit2901  34%
11/32
46%
25.5/55
       
Zurichess Neuchatel 64-bit2900  33%
10.5/32
41%
23/56
       
Daydreamer 2.0.0-pre2 64-bit2894  42%
13.5/32
42%
22.5/54
       
Topple 0.7.2 64-bit2892 55%
17.5/32
   27%
7/26
 20%
6.5/32
   
Cheese 2.0 64-bit 4CPU2890  53%
17/32
38%
21.5/56
       
Counter 3.3 64-bit2879 70%
22.5/32
   39%
11/28
 34%
11/32
   
Tornado 8.0 64-bit 4CPU2867  30%
9.5/32
54%
29.5/55
       
Gogobello 2.0 64-bit2852     45%
13.5/30
 25%
8/32
   
Zappa Mexico II 64-bit2845     48%
13/27
 47%
15/32
   
Onno 1.2.70 64-bit2844     48%
14.5/30
 38%
12/32
   
Tornado 8.0 64-bit2827     43%
11.5/27
 34%
11/32
   
Monolith 1.0 64-bit2822     50%
14/28
 41%
13/32
  14%
4.5/32
Rhetoric 1.4.3 64-bit2805  67%
21.5/32
    33%
10.5/32
19%
6/32
 25%
8/32
Cheese 2.1 64-bit2804 59%
19/32
   58%
14/24
 53%
17/32
   
RuyDos 1.1.9 64-bit2801    50%
20/40
   33%
9/27
  
NameEloIgel
2.1.0
64-bit
4CPU
Igel
2.0.0
64-bit
Igel
1.8.2
64-bit
4CPU
Igel
1.9.0
64-bit
4CPU
Igel
1.5.1
64-bit
4CPU
Igel
1.9.0
64-bit
Igel
1.8.3
64-bit
Igel
1.8.2
64-bit
Igel
1.5.1
64-bit
Igel
1.5
64-bit
Igel
1.4
64-bit
Octochess r5190 64-bit2779     52%
13.5/26
 38%
12/32
  22%
7/32
Bright 0.5c2771       50%
16/32
45%
14.5/32
 33%
10.5/32
Frenzee 3.5.19 64-bit2770    61%
24.5/40
  53%
17/32
  28%
9/32
Twisted Logic 20090922 64-bit2770       53%
17/32
38%
12/32
 33%
10.5/32
Cheese 2.0 64-bit2769        44%
14/32
 42%
13.5/32
Pawny 1.2 64-bit2768       45%
14.5/32
56%
18/32
 31%
10/32
tomitankChess 3.0 64-bit2765       52%
16.5/32
45%
14.5/32
 33%
10.5/32
Jonny 4.002763       48%
15.5/32
39%
12.5/32
 31%
10/32
BugChess2 1.9 64-bit2759       45%
14.5/32
  38%
12/32
Arminius 2018-12-23 64-bit2753       56%
18/32
38%
12/32
 22%
7/32
Chronos 1.9.9 64-bit2740    58%
23/40
  50%
16/32
  50%
16/32
Shield 2.1 64-bit2740       52%
16.5/32
33%
10.5/32
 25%
8/32
Chess Tiger 2007.12713       64%
20.5/32
60%
18.5/31
  
Devel 2.00002711    92%
30.5/33
  52%
16.5/32
42%
12.5/30
48%
27/56
42%
13.5/32
ECE 19.6.6.1 64-bit2701       66%
21/32
67%
21.5/32
  
Donna 4.1 64-bit2698       59%
19/32
52%
16.5/32
57%
32/56
 
Delfi 5.42683       77%
24.5/32
47%
15/32
40%
23/57
 
Djinn 1.021 64-bit2676       77%
24.5/32
56%
18/32
  
RedQueen 1.1.98 64-bit2670       48%
15.5/32
58%
18.5/32
  
ECE X3.5 64-bit2669        55%
17.5/32
54%
30.5/57
 
NameEloIgel
2.1.0
64-bit
4CPU
Igel
2.0.0
64-bit
Igel
1.8.2
64-bit
4CPU
Igel
1.9.0
64-bit
4CPU
Igel
1.5.1
64-bit
4CPU
Igel
1.9.0
64-bit
Igel
1.8.3
64-bit
Igel
1.8.2
64-bit
Igel
1.5.1
64-bit
Igel
1.5
64-bit
Igel
1.4
64-bit
Alaric 7072663        59%
19/32
57%
32.5/57
 
Asymptote 0.5 64-bit2655        58%
18.5/32
64%
36.5/57
 
Nebula 2.0 64-bit2654        66%
21/32
55%
31/56
 
Colossus 2008b2642        58%
18.5/32
61%
35/57
 
Cyrano 0.6b17 64-bit2641        66%
21/32
49%
24/49
 
E.T. Chess 13.01.082634        58%
18.5/32
59%
33.5/57
 
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 December 7, 2019