CCRL 40/15
Downloads and Statistics
January 25, 2020
Testing summary:
Total: 1'116'816 games
played by 2'606 programs

White wins: 386'579 (34.6%)
Black wins: 286'858 (25.7%)
Draws: 443'379 (39.7%)
White score: 54.5%

Engine Details

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K2 0.79 (2439+29
−29
)Quote
Author: Sergey Meus (Russia) Link: Download
This is one of the 10 K2 versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   GreKo 2015 64-bit2609+22
−22
(+170)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+87
1 = 0 0
–   Capivara LK 0.09b02f 64-bit2568+17
−17
(+129)1.5 − 6.5
(+1−6=1)
18.8%
1.5 / 8
0.0%
−131
0 0 1 0 0 0 = 0
–   GreKo 13.1 64-bit2565+30
−30
(+126)0 − 8
(+0−8=0)
0.0%
0.0 / 8
0.0%
−INF
0 0 0 0 0 0 0 0
–   SOS 5.12564+13
−13
(+125)2 − 6
(+1−5=2)
25.0%
2.0 / 8
0.0%
−54
= 0 0 0 0 = 1 0
–   JikChess 0.02 64-bit2557+16
−16
(+118)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
0.0%
+85
0 1 = = 0 = 1 0 0 1
–   Arasan 12.0 64-bit2556+23
−23
(+117)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
0.0%
−5
= 0 0 0 1 = = 0
–   Phalanx XXIV2537+20
−20
(+98)3 − 7
(+2−6=2)
30.0%
3.0 / 10
0.0%
−53
0 0 0 1 = = 0 1 0 0
–   Maverick 1.5 64-bit2534+14
−14
(+95)3 − 1
(+3−1=0)
75.0%
3.0 / 4
0.0%
+321
1 1 1 0
–   Fridolin 2.00 64-bit2531+15
−15
(+92)6 − 10
(+4−8=4)
37.5%
6.0 / 16
0.0%
+4
= 1 = 1 1 0 0 1 0 0 0 = 0 0 = 0
–   nanoSzachy 4.1 64-bit2529+17
−17
(+90)4 − 8
(+1−5=6)
33.3%
4.0 / 12
0.0%
−9
0 0 0 = = 1 = = 0 = 0 =
–   Donna 3.1 64-bit2518+28
−28
(+79)1.5 − 8.5
(+0−7=3)
15.0%
1.5 / 10
0.0%
−170
0 0 = 0 0 = 0 = 0 0
–   Crafty 20.14 32-bit2517+27
−27
(+78)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
0.0%
+35
= 0 0 1 = 0 1 =
–   Tao 5.62503+16
−16
(+64)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+64
= =
–   LittleThought 1.052 64-bit2501+16
−16
(+62)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+218
= 1
–   Pupsi2 0.092497+17
−17
(+58)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Delphil 3.2 64-bit2497+15
−15
(+58)6 − 6
(+5−5=2)
50.0%
6.0 / 12
0.0%
+58
0 0 1 1 0 0 1 1 1 0 = =
–   Pepito 1.59 64-bit2493+17
−17
(+54)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.1%
+210
1 =
–   Yace 0.99.872489+17
−17
(+50)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.2%
+50
= =
–   Ghost 2.0.2 64-bit2485+18
−18
(+46)5.5 − 6.5
(+4−5=3)
45.8%
5.5 / 12
0.4%
+18
1 1 0 0 = = 1 = 0 0 1 0
–   KnightX 1.97a 64-bit2483+26
−26
(+44)2 − 4
(+2−4=0)
33.3%
2.0 / 6
1.4%
−105
1 0 0 0 0 1
–   Zurichess Geneva 64-bit2483+26
−26
(+44)3.5 − 10.5
(+1−8=5)
25.0%
3.5 / 14
1.3%
−120
0 0 = 0 0 = 1 0 0 = = = 0 0
–   Xpdnt 0910072483+15
−15
(+44)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.5%
+44
0 1
–   Matacz 1.32477+25
−25
(+38)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
2.6%
+80
1 0 = = 1 = 0 1
–   Shield 1.2 64-bit2473+26
−26
(+34)0 − 2
(+0−2=0)
0.0%
0.0 / 2
4.3%
−INF
0 0
–   Trace 1.37a2471+18
−18
(+32)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
3.4%
−11
= 0 0 = 0 1 = 1
–   Quark 2.352469+18
−17
(+30)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
4.4%
+172
= 1
–   Carballo 1.32462+25
−25
(+23)5 − 5
(+3−3=4)
50.0%
5.0 / 10
12.0%
+23
0 0 = 1 1 0 1 = = =
–   Giraffe 20150908 64-bit2460+19
−19
(+21)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
11.8%
−10
0 0 1 = = 0 1 0 = 1
–   Bumblebee 1.0 64-bit2458+23
−23
(+19)1 − 1
(+1−1=0)
50.0%
1.0 / 2
15.5%
+19
1 0
–   Abrok 5.02444+18
−18
(+5)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
38.4%
−32
1 0 = = 0 = 0 1
–   Typhoon 1.00-3482443+33
−33
(+4)3 − 5
(+1−3=4)
37.5%
3.0 / 8
43.5%
−65
0 = 0 1 0 = = =
–   Betsabe II 1.472443+20
−20
(+4)7 − 11
(+6−10=2)
38.9%
7.0 / 18
42.2%
−82
1 0 = 0 0 = 1 1 0 0 0 1 0 1 0 0 0 1
–   TJchess 1.3 64-bit2434+17
−17
(−5)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
61.5%
+277
1 1 1 =
–   Cmcchess 2.6 64-bit2421+17
−17
(−18)7.5 − 10.5
(+4−7=7)
41.7%
7.5 / 18
86.7%
−72
0 = 1 0 = = 0 1 0 0 = = 1 0 0 1 = =
–   Ares 1.005 64-bit2418+18
−18
(−21)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
89.2%
+26
0 0 1 = 1 = 1 =
–   Gaia 3.5 64-bit2413+22
−22
(−26)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
92.7%
+11
= 1 = = 1 1 0 0
–   Shallow r688 64-bit2413+19
−19
(−26)5 − 3
(+4−2=2)
62.5%
5.0 / 8
93.5%
+62
1 1 = = 1 0 0 1
–   Bitfoot 1.0.d9aeb43 64-bit2413+26
−26
(−26)12 − 4
(+10−2=4)
75.0%
12.0 / 16
91.1%
+153
= 1 = 1 1 1 1 1 1 = 1 1 = 1 0 0
–   Ares 1.005.2 64-bit2411+17
−17
(−28)4 − 2
(+2−0=4)
66.7%
4.0 / 6
95.1%
+61
= 1 = = = 1
–   Tigran 2.4n 64-bit2400+17
−17
(−39)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
99.0%
+3
1 1 1 = 0 0 = =
–   Simplex 0.9.8 64-bit2400+17
−17
(−39)5 − 3
(+4−2=2)
62.5%
5.0 / 8
99.0%
+49
= 1 1 0 0 = 1 1
–   Lozza 1.16 64-bit2397+25
−25
(−42)13 − 5
(+10−2=6)
72.2%
13.0 / 18
98.6%
+111
1 1 = 1 1 0 1 = 1 = 1 = 1 1 = = 0 1
–   Myrddin 0.87 64-bit2396+14
−14
(−43)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
99.6%
−112
0 1 = 0 0 1
–   Shield 1.1 64-bit2394+31
−31
(−45)5 − 5
(+4−4=2)
50.0%
5.0 / 10
98.4%
−49
1 1 0 = 0 = 0 0 1 1
–   Waxman 20142389+21
−21
(−50)2 − 2
(+1−1=2)
50.0%
2.0 / 4
99.7%
−60
0 = 1 =
–   Giraffe 20150828 64-bit2384+31
−31
(−55)5 − 3
(+3−1=4)
62.5%
5.0 / 8
99.5%
+19
0 = = = = 1 1 1
–   MadChess 2.0 64-bit2369+22
−22
(−70)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−152
0 0 1 =
–   Waxman 20152356+24
−24
(−83)9.5 − 4.5
(+7−2=5)
67.9%
9.5 / 14
100.0%
+35
= 1 = 0 1 1 = = 1 0 = 1 1 1
–   CyberPagno 2.3 64-bit2343+27
−27
(−96)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
−28
= = 1 =
–   Jazz 840 64-bit2338+15
−15
(−101)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−18
= 0 1 1
–   Gibbon 2.69a 64-bit2319+18
−18
(−120)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+29
1 1 = =
–   Fischerle 0.9.65 64-bit2290+29
−29
(−149)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
1 1 1 1

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Created in 2005-2013 by CCRL team
Last games added on January 25, 2020