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%

Engine Details

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K2 0.83 (2560+16
−16		)Quote
Author: Sergey Meus (Russia) Link: Download
This is one of the 9 K2 versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Gogobello 1.3 64-bit2654+18
−18		(+94)11.5 − 20.5
(+7−16=9)
35.9%
11.5 / 32
0.0%
−5
0 1 0 = = 0 0 0 1 0 0 0 1 1 = 0 = 0 = 0 = 1 1 = 0 0 0 0 0 = = 1
–   GreKo 2016 64-bit2619+15
−15		(+59)12.5 − 18.5
(+6−12=13)
40.3%
12.5 / 31
0.0%
−4
0 = = = = 0 0 0 = 0 1 1 = 1 = 0 = = 0 = 1 0 = 1 0 0 = 0 = 1 0
–   Zarkov 6.552617+12
−12		(+57)9 − 11
(+6−8=6)		45.0%
9.0 / 20
0.0%
+22
= = = 0 0 0 0 1 0 1 1 0 = 0 1 1 0 = 1 =
–   Glass 2.0 64-bit2610+9
−9		(+50)13.5 − 18.5
(+11−16=5)
42.2%
13.5 / 32
0.0%
−10
0 = 1 1 = 0 0 0 0 1 1 0 0 0 1 1 = 0 0 0 1 1 1 0 1 0 = 0 1 0 0 =
–   WyldChess 1.4 64-bit2608+17
−17		(+48)10 − 20
(+6−16=8)
33.3%
10.0 / 30
0.0%
−70
0 = 0 0 0 0 1 0 1 0 = 1 0 1 = = = 0 1 0 0 = 0 0 = = 0 1 0 0
–   Amyan 1.722604+7
−8		(+44)9 − 23
(+4−18=10)
28.1%
9.0 / 32
0.0%
−106
0 = = 0 0 1 1 0 0 0 0 0 1 = 0 = = 0 0 0 = 0 = 0 1 = = 0 = 0 0 0
–   Pharaon 3.5.12603+7
−7		(+43)11 − 21
(+5−15=12)
34.4%
11.0 / 32
0.0%
−59
0 = 0 0 1 0 = 1 = 0 = 1 0 = = 0 0 1 0 0 0 1 = = = 0 0 = 0 = 0 =
–   GarboChess 2.10 64-bit2598+10
−10		(+38)11.5 − 20.5
(+7−16=9)
35.9%
11.5 / 32
0.0%
−60
0 1 0 = 0 1 = 0 1 0 0 = 0 0 0 0 = 1 0 0 1 = 0 0 = = 0 1 1 = = 0
–   GreKo 2015 64-bit2586+16
−16		(+26)12.5 − 19.5
(+9−16=7)
39.1%
12.5 / 32
1.1%
−51
0 0 0 0 1 = = = 0 0 = 1 0 0 1 = 1 0 0 0 0 1 0 = 1 = 1 0 0 0 1 1
–   Floyd 0.9 64-bit2583+12
−12		(+23)20.5 − 10.5
(+17−7=7)
66.1%
20.5 / 31
0.9%
+135
0 1 1 = 0 0 1 = = 1 1 1 1 1 0 1 1 1 = 0 = 1 1 0 1 1 1 1 = 0 =
–   Muse 0.953 64-bit2582+11
−11		(+22)16 − 16
(+13−13=6)
50.0%
16.0 / 32
1.1%
+23
0 1 1 0 1 0 0 1 1 0 = 0 1 1 = 1 0 1 0 0 0 1 = 1 0 = 1 0 1 0 = =
–   Francesca MAD 0.192581+10
−10		(+21)17 − 15
(+11−9=12)
53.1%
17.0 / 32
1.2%
+41
1 1 = 0 = = 1 = = 0 = 0 1 = 0 1 0 = 1 = = 1 0 0 = 0 1 1 1 = 1 0
–   Zurichess Glarus 64-bit2579+19
−19		(+19)14.5 − 16.5
(+7−9=15)
46.8%
14.5 / 31
6.2%
−1
0 0 0 0 = = 1 = = = 0 1 = = 1 1 1 = 0 1 = 0 = = = 0 = 0 = 1 =
–   Hamsters 0.7.12578+8
−8		(+18)19 − 13
(+14−8=10)
59.4%
19.0 / 32
1.8%
+84
1 = = 1 1 0 0 0 1 1 = 0 = 1 = 0 1 = 1 1 1 1 = 1 0 1 0 1 = 0 = =
–   DanaSah 6.502577+14
−14		(+17)17.5 − 14.5
(+14−11=7)
54.7%
17.5 / 32
4.9%
+50
1 1 0 0 = = = 1 0 = 0 1 1 0 1 1 1 0 1 0 1 0 = 1 0 = 0 1 0 1 = 1
–   SOS 5.12573+7
−7		(+13)13.5 − 18.5
(+9−14=9)
42.2%
13.5 / 32
5.9%
−43
0 = 0 1 1 1 = 0 1 0 1 = 0 = = 0 1 0 1 1 0 = 0 0 0 0 = = 0 = 0 1
–   Carballo 1.5 64-bit2570+19
−19		(+10)14 − 18
(+11−15=6)
43.8%
14.0 / 32
20.0%
−37
0 1 0 0 = 0 1 1 1 0 0 1 = = 0 0 0 1 0 0 1 1 1 1 0 0 0 = = = 0 1
–   Maverick 1.5 64-bit2569+11
−11		(+9)15.5 − 16.5
(+13−14=5)
48.4%
15.5 / 32
15.8%
−2
0 1 1 0 = = = 0 0 1 0 1 1 0 1 1 1 0 1 1 0 0 0 1 0 0 1 1 = = 0 0
–   Petir 4.392566+10
−10		(+6)16.5 − 15.5
(+10−9=13)
51.6%
16.5 / 32
24.5%
+17
= 1 1 0 1 1 1 = = 0 = 0 0 1 = = 0 0 1 1 0 = = 1 1 = = = = 0 = 0
–   Aristarch 4.502566+7
−7		(+6)17.5 − 14.5
(+14−11=7)
54.7%
17.5 / 32
22.1%
+39
0 1 1 1 1 1 = 1 1 0 0 = 1 0 1 1 0 0 0 1 = 0 = = = 0 1 1 0 = 1 0
–   Capivara LK 0.09b02c 64-bit2565+13
−14		(+5)14.5 − 17.5
(+10−13=9)
45.3%
14.5 / 32
29.8%
−25
= = 1 0 0 0 1 0 1 0 0 1 0 = 1 0 0 1 = 1 1 = 1 = = 0 1 0 0 = 0 =
–   Gandalf 4.32h2565+19
−19		(+5)17.5 − 13.5
(+13−9=9)
56.5%
17.5 / 31
32.3%
+47
= 1 1 0 0 0 1 1 = 1 1 = = = = = 0 0 0 1 = 0 1 1 = 1 0 1 0 1 1
–   nanoSzachy 4.1 64-bit2559+12
−12		(−1)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
51.6%
−58
0 0 = 0 1 1 = 1 0 0 0 0 1 1 0 1 0 1 0 0 0 0 = = = = 1 = 1 1 0 0
–   Brutus 8.05 64-bit2557+9
−9		(−3)14.5 − 17.5
(+10−13=9)
45.3%
14.5 / 32
61.7%
−34
1 1 = 1 = 1 = 1 = = 1 1 0 1 0 0 0 = 0 = 0 1 0 0 = 1 0 = 0 0 0 0
–   Marvin 2.1.0 64-bit2556+18
−18		(−4)12 − 20
(+7−15=10)
37.5%
12.0 / 32
62.0%
−92
1 = 0 = 0 = 0 = 1 = 0 0 1 0 0 = 0 1 0 1 0 0 1 1 0 = = 0 = = 0 0
–   Ghost 3.1 64-bit2554+13
−13		(−6)19 − 13
(+17−11=4)
59.4%
19.0 / 32
70.9%
+67
1 1 0 1 1 1 0 = 1 1 1 1 1 0 1 0 = = 0 1 1 0 0 1 0 1 0 1 = 1 0 0
–   Rebel Century2545+12
−12		(−15)21 − 11
(+15−5=12)
65.6%
21.0 / 32
93.2%
+85
1 1 1 1 1 = = 1 = = 1 = = 0 1 0 = = = = 1 0 0 1 = 1 1 0 1 1 1 =
–   Ufim 8.022540+7
−7		(−20)15 − 17
(+8−10=14)
46.9%
15.0 / 32
98.8%
−39
= 1 0 = 0 = 0 = = 0 = 1 1 = = 1 0 0 = 1 1 0 0 0 0 = 1 1 = = = =
–   AnMon 5.752539+7
−7		(−21)14.5 − 17.5
(+10−13=9)
45.3%
14.5 / 32
99.1%
−55
= 0 1 0 0 1 = = = 1 0 1 1 0 = 0 0 1 = = = 0 1 = 0 0 1 1 0 1 0 0
–   Fridolin 2.00 64-bit2538+12
−11		(−22)16 − 16
(+12−12=8)
50.0%
16.0 / 32
98.6%
−25
0 = = 1 1 1 = 0 = 1 1 0 = 1 = 0 1 1 0 0 0 1 = 0 0 0 1 0 0 1 1 =
–   DanaSah 4.882533+12
−12		(−27)19 − 13
(+15−9=8)
59.4%
19.0 / 32
99.5%
+35
1 1 0 1 1 = 1 0 = 1 0 1 1 = 0 = 1 = 1 0 0 0 1 = 0 1 1 = 0 = 1 1
–   Gogobello 1.1 64-bit2533+17
−17		(−27)17.5 − 14.5
(+13−10=9)
54.7%
17.5 / 32
98.8%
+4
1 0 1 1 = 0 = 1 1 = = 1 0 = 1 = 1 1 1 0 0 1 = 0 0 = 1 0 0 0 = 1
–   Hermann 2.8 64-bit2531+9
−9		(−29)38.5 − 25.5
(+30−17=17)
60.2%
38.5 / 64
99.9%
+43
1 0 0 = 1 1 1 0 1 = = = 0 = 1 1 0 0 = 0 = 1 0 1 1 0 = 0 1 1 1 1 1 = 1 0 1 = 1 = 1 1 1 0 1 = = 0 1 = 1 0 1 1 = = 1 1 1 0 0 = 1 0
–   ECE X2511+18
−18		(−49)21.5 − 10.5
(+19−8=5)
67.2%
21.5 / 32
100.0%
+85
1 1 1 1 0 1 1 0 1 0 1 = 1 = 1 0 = 1 1 0 1 1 0 1 1 0 1 0 1 = = 1
–   Coiled 0.4 64-bit2508+15
−15		(−52)18 − 14
(+12−8=12)
56.3%
18.0 / 32
100.0%
−11
0 1 = 1 = 1 0 0 1 = = = = 0 0 1 0 = 0 = 1 0 = = 1 = 1 1 1 1 = 1
–   Little Goliath Evolution 3.122505+7
−6		(−55)18.5 − 13.5
(+16−11=5)
57.8%
18.5 / 32
100.0%
+2
1 0 1 1 0 = 0 1 = 1 1 1 0 0 1 1 = 0 0 1 1 0 = 0 1 1 1 0 1 1 = 0
–   Green Light Chess 3.01.2.22505+8
−8		(−55)17 − 15
(+11−9=12)
53.1%
17.0 / 32
100.0%
−34
0 1 1 = = = 1 = = 1 0 0 1 1 0 0 = 1 0 0 0 = = 1 1 = = = = 0 1 1
–   Yace 0.99.872504+8
−7		(−56)17 − 15
(+15−13=4)
53.1%
17.0 / 32
100.0%
−33
1 1 1 0 0 1 0 0 0 1 1 1 1 0 0 0 = 0 1 = 1 1 1 1 0 1 0 1 0 = 0 =
–   Trace 1.37a2500+7
−7		(−60)22 − 10
(+20−8=4)
68.8%
22.0 / 32
100.0%
+89
= = 1 1 1 0 0 1 1 0 0 1 1 1 0 1 0 1 1 1 1 0 1 = 0 1 1 1 1 1 = 1
–   ECE X22474+20
−20		(−86)19 − 13
(+17−11=4)
59.4%
19.0 / 32
100.0%
−13
0 1 1 1 = 0 1 1 0 1 1 0 1 1 1 1 0 1 1 0 = 1 0 1 = 1 1 0 0 0 0 =
–   JikChess 0.01 64-bit2454+17
−17		(−106)19 − 13
(+16−10=6)
59.4%
19.0 / 32
100.0%
−33
= 1 1 0 0 1 = 1 = 1 1 0 0 1 1 1 0 1 = 1 1 = 1 1 1 0 0 0 = 0 0 1
–   Ethereal 7.60 64-bit2449+18
−18		(−111)21 − 11
(+18−8=6)
65.6%
21.0 / 32
100.0%
+5
= 0 0 1 0 1 0 1 1 1 0 1 0 1 1 1 1 = 0 1 0 = = 1 1 1 1 1 = 1 1 =
1358 games: 508 wins, 491 losses, 359 draws (26.4%), score: 50.6%

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Created in 2005-2013 by CCRL team
Last games added on December 7, 2019