CCRL 40/40
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 1'104'002 games
played by 2'573 programs
150928 CPU days (X2 4600+)

White wins: 382'601 (34.7%)
Black wins: 284'129 (25.7%)
Draws: 437'272 (39.6%)
White score: 54.5%

Engine Details

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K2 0.71 (2417+28
−28
)Quote
Author: Sergey Meus (Russia) Link: Download
This is one of the 10 K2 versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   RubiChess 0.9 64-bit2553+22
−22
(+136)0 − 6
(+0−6=0)
0.0%
0.0 / 6
0.0%
−INF
0 0 0 0 0 0
–   Carballo 1.4 64-bit2533+26
−26
(+116)3 − 5
(+2−4=2)
37.5%
3.0 / 8
0.0%
+27
0 0 0 1 = = 1 0
–   AnMon 5.602514+15
−15
(+97)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
0.0%
−74
= 0 0 = 1 0 0 0 0 =
–   Pepito 1.59 64-bit2492+17
−17
(+75)4 − 6
(+3−5=2)
40.0%
4.0 / 10
0.0%
0
0 = 0 1 0 1 0 0 = 1
–   JikChess 0.01 64-bit2488+24
−24
(+71)7.5 − 2.5
(+7−2=1)
75.0%
7.5 / 10
0.0%
+280
1 1 1 1 1 1 1 = 0 0
–   Ghost 2.0.2 64-bit2484+18
−18
(+67)4 − 10
(+3−9=2)
28.6%
4.0 / 14
0.0%
−105
0 0 0 0 = 1 0 0 0 0 1 1 = 0
–   Zurichess Geneva 64-bit2483+26
−26
(+66)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
0.0%
+28
= 1 = = 0 0 1 0
–   Arasan 10.2 32-bit2482+25
−25
(+65)4 − 6
(+3−5=2)
40.0%
4.0 / 10
0.0%
−13
= 1 1 0 = 0 0 0 0 1
–   Delphil 2.9a2481+29
−29
(+64)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.1%
+28
= = 0 1 = 1 = 0 = 0
–   Pawny 0.3.1 64-bit2474+23
−23
(+57)3.5 − 6.5
(+2−5=3)
35.0%
3.5 / 10
0.1%
−49
= 0 0 1 0 = 0 0 = 1
–   Trace 1.37a2471+18
−18
(+54)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.1%
−INF
0
–   Jumbo 0.6.31 64-bit2469+25
−25
(+52)1.5 − 6.5
(+0−5=3)
18.8%
1.5 / 8
0.3%
−154
0 0 = = = 0 0 0
–   Carballo 1.22459+24
−23
(+42)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
1.2%
+73
= 1 1 0 0 = = 1 0 1
–   Bumblebee 1.0.36898e1 64-bit2445+19
−19
(+28)4.5 − 5.5
(+4−5=1)
45.0%
4.5 / 10
5.2%
−8
= 1 1 0 0 1 0 0 0 1
–   Hussar 0.42443+17
−17
(+26)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
5.9%
−4
=
–   Abrok 5.02443+18
−18
(+26)1.5 − 8.5
(+1−8=1)
15.0%
1.5 / 10
5.9%
−284
= 0 0 0 0 1 0 0 0 0
–   Betsabe II 1.472442+20
−20
(+25)6 − 13
(+3−10=6)
31.6%
6.0 / 19
7.2%
−99
0 0 1 0 = = = 1 0 0 = 0 0 0 0 0 1 = =
–   Snitch 1.6.2 64-bit2432+21
−21
(+15)5 − 5
(+4−4=2)
50.0%
5.0 / 10
20.1%
+15
0 = 0 1 = 0 1 1 1 0
–   Ares 1.005 64-bit2417+18
−18
(0)6 − 9
(+2−5=8)
40.0%
6.0 / 15
49.6%
−58
= 0 = = 0 = 0 0 1 = 1 0 = = =
–   Shallow r688 64-bit2412+19
−19
(−5)10.5 − 7.5
(+7−4=7)
58.3%
10.5 / 18
61.2%
+48
0 1 1 1 = = 0 1 1 0 0 1 = = = = = 1
–   Gaia 3.5 64-bit2411+22
−22
(−6)5.5 − 5.5
(+4−4=3)
50.0%
5.5 / 11
62.5%
−1
1 = 0 0 1 1 0 0 = = 1
–   Ares 1.005.2 64-bit2410+17
−18
(−7)5 − 5
(+3−3=4)
50.0%
5.0 / 10
65.7%
−11
= 0 0 = 1 1 1 = 0 =
–   Tigran 2.4n 64-bit2399+17
−17
(−18)11.5 − 6.5
(+9−4=5)
63.9%
11.5 / 18
86.6%
+77
0 1 1 = = 1 1 1 = 1 0 1 = = 1 1 0 0
–   Simplex 0.9.8 64-bit2399+17
−17
(−18)4.5 − 5.5
(+4−5=1)
45.0%
4.5 / 10
86.1%
−54
1 0 0 0 1 = 1 0 1 0
–   Myrddin 0.87 64-bit2395+14
−14
(−22)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
91.4%
+37
= = = 1
–   Maverick 0.60 64-bit2395+33
−33
(−22)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
84.5%
−61
= 0 = 1 = 0
–   Alex 2.14a 64-bit2392+18
−18
(−25)7 − 3
(+5−1=4)
70.0%
7.0 / 10
92.9%
+102
= = 1 1 1 0 = = 1 1
–   Waxman 20142388+21
−21
(−29)0 − 4
(+0−4=0)
0.0%
0.0 / 4
94.8%
−INF
0 0 0 0
–   Sorgenkind 0.42388+14
−15
(−29)6 − 4
(+5−3=2)
60.0%
6.0 / 10
96.5%
+43
1 0 1 1 1 = = 0 1 0
–   Rotor 0.32381+32
−32
(−36)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
95.0%
−4
= 1 0 = 1 = 0 1 = =
–   Carballo 1.1.12373+32
−32
(−44)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
97.9%
+65
1 0 = 0 1 1 = 1 = 1
–   OliThink 5.3.2 64-bit2373+18
−18
(−44)7 − 3
(+6−2=2)
70.0%
7.0 / 10
99.5%
+105
1 0 0 = 1 1 1 1 = 1
–   iCE 0.22371+19
−19
(−46)6 − 4
(+4−2=4)
60.0%
6.0 / 10
99.6%
+20
1 = 1 = 1 = = 0 1 0
–   Tytan 9.32 64-bit2367+23
−23
(−50)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
99.7%
+59
0 = 1 = 1 1 1 1 0 =
–   Donna 1.0 64-bit2357+29
−29
(−60)6 − 2
(+5−1=2)
75.0%
6.0 / 8
99.8%
+118
1 0 1 = 1 = 1 1
–   Typhoon 1.00-358 64-bit2352+34
−34
(−65)8 − 2
(+7−1=2)
80.0%
8.0 / 10
99.8%
+163
1 1 1 1 1 = 1 1 = 0
–   Maverick 0.51 64-bit2338+22
−22
(−79)9 − 5
(+7−3=4)
64.3%
9.0 / 14
100.0%
+15
= 1 1 = 0 1 0 = 1 1 1 0 = 1
–   Jazz 840 64-bit2337+15
−15
(−80)2 − 2
(+2−2=0)
50.0%
2.0 / 4
100.0%
−80
1 1 0 0
–   Gibbon 2.60a 64-bit2336+21
−21
(−81)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+145
1 1 1 0
–   CyberPagno 2.2 64-bit2335+23
−23
(−82)9.5 − 8.5
(+7−6=5)
52.8%
9.5 / 18
100.0%
−64
0 = 0 0 1 1 0 1 = 1 = 0 = = 1 0 1 1
–   Nemeton 1.12330+29
−29
(−87)9 − 9
(+8−8=2)
50.0%
9.0 / 18
100.0%
−83
1 0 1 1 0 0 1 = 0 0 1 0 0 1 1 0 1 =
–   Bagatur 1.3a 64-bit2325+19
−19
(−92)7.5 − 2.5
(+5−0=5)
75.0%
7.5 / 10
100.0%
+59
= 1 1 1 1 = = = 1 =
–   Nemeton 1.22308+26
−26
(−109)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+173
1 1 1 =
–   pikoSzachy Extreme2307+31
−31
(−110)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+115
1 0 1 1
–   FireFly 2.7.0 64-bit2286+17
−17
(−131)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+158
1 1 = 1
–   Lozza 1.14a 64-bit2246+28
−29
(−171)8 − 2
(+7−1=2)
80.0%
8.0 / 10
100.0%
+58
1 1 1 = 1 = 1 1 1 0

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