CCRL 40/40
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 756'425 games
played by 1'967 programs
103446 CPU days (X2 4600+)

White wins: 259'856 (34.4%)
Black wins: 192'693 (25.5%)
Draws: 303'876 (40.2%)
White score: 54.4%

Engine Details

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Show each game results
K2 0.79 (2437+29
−29
)Quote
Author: Sergey Meus (Russia) Link: Download
This is one of the 8 K2 versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   GreKo 2015 64-bit2605+22
−22
(+168)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+85
0 = 0 1
–   Capivara LK 0.09b02f 64-bit2564+18
−18
(+127)1.5 − 6.5
(+1−6=1)
18.8%
1.5 / 8
0.0%
−133
= 0 0 0 1 0 0 0
–   GreKo 13.1 64-bit2563+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 5.12561+14
−14
(+124)2 − 6
(+1−5=2)
25.0%
2.0 / 8
0.0%
−55
1 0 = 0 0 0 0 =
–   JikChess 0.02 64-bit2555+17
−17
(+118)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
0.0%
+85
1 0 0 0 1 1 = = 0 =
–   Arasan 12.0 64-bit2554+23
−23
(+117)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
0.0%
−5
1 = = 0 = 0 0 0
–   Phalanx XXIV2533+20
−20
(+96)3 − 7
(+2−6=2)
30.0%
3.0 / 10
0.0%
−55
0 0 0 0 0 1 = = 0 1
–   nanoSzachy 4.1 64-bit2531+17
−17
(+94)4 − 8
(+1−5=6)
33.3%
4.0 / 12
0.0%
−5
0 0 = = 0 0 = = 1 0 = =
–   Fridolin 2.0 64-bit2524+16
−16
(+87)6 − 10
(+4−8=4)
37.5%
6.0 / 16
0.0%
0
0 1 1 = 1 = = 0 0 0 0 1 0 0 0 =
–   Maverick 1.5 64-bit2518+18
−18
(+81)3 − 1
(+3−1=0)
75.0%
3.0 / 4
0.0%
+307
1 1 0 1
–   Donna 3.1 64-bit2514+28
−28
(+77)1.5 − 8.5
(+0−7=3)
15.0%
1.5 / 10
0.0%
−172
0 0 0 0 = 0 0 = 0 =
–   Crafty 20.14 32-bit2510+28
−28
(+73)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
0.0%
+30
1 = = 0 0 1 = 0
–   LittleThought 1.052 64-bit2503+18
−18
(+66)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+222
= 1
–   Tao 5.62502+17
−17
(+65)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+65
= =
–   Delphil 3.2 64-bit2493+17
−17
(+56)6 − 6
(+5−5=2)
50.0%
6.0 / 12
0.1%
+56
0 0 = = 1 0 1 1 0 0 1 1
–   Pupsi2 0.092489+18
−18
(+52)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.1%
−INF
0 0
–   Pepito 1.59 64-bit2488+19
−19
(+51)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.2%
+207
1 =
–   Yace 0.99.872487+18
−18
(+50)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.2%
+50
= =
–   Xpdnt 0910072486+16
−16
(+49)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.2%
+49
0 1
–   Ghost 2.0.2 64-bit2481+18
−18
(+44)5.5 − 6.5
(+4−5=3)
45.8%
5.5 / 12
0.5%
+16
1 1 0 0 1 0 0 0 = = 1 =
–   Zurichess Geneva 64-bit2475+27
−27
(+38)3.5 − 10.5
(+1−8=5)
25.0%
3.5 / 14
2.7%
−126
0 0 = 0 0 0 = = 0 = 1 0 0 =
–   Matacz 1.32474+26
−26
(+37)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
3.0%
+79
1 = 0 1 1 0 = =
–   Shield 1.2 64-bit2473+27
−27
(+36)0 − 2
(+0−2=0)
0.0%
0.0 / 2
3.6%
−INF
0 0
–   Quark 2.352469+19
−19
(+32)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
3.3%
+174
= 1
–   Trace 1.37a2468+19
−19
(+31)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
4.0%
−12
= 1 = 0 0 = 0 1
–   Giraffe 20150908 64-bit2461+21
−21
(+24)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
8.7%
−7
= 0 1 0 1 = = 0 1 0
–   Carballo 1.32458+25
−25
(+21)5 − 5
(+3−3=4)
50.0%
5.0 / 10
13.5%
+21
= = 1 = 0 0 = 1 1 0
–   Bumblebee 1.0 64-bit2448+27
−27
(+11)1 − 1
(+1−1=0)
50.0%
1.0 / 2
28.4%
+11
0 1
–   Betsabe II 1.472439+20
−20
(+2)7 − 11
(+6−10=2)
38.9%
7.0 / 18
44.8%
−84
0 0 = 1 1 1 0 0 0 0 = 0 1 1 0 0 1 0
–   Typhoon 1.00-3482439+33
−33
(+2)3 − 5
(+1−3=4)
37.5%
3.0 / 8
46.4%
−67
0 = = = 0 = 0 1
–   TJchess 1.3 64-bit2428+21
−21
(−9)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
68.8%
+273
1 1 1 =
–   Abrok 5.02428+22
−22
(−9)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
67.4%
−46
0 1 1 0 = = 0 =
–   Cmcchess 2.6 64-bit2421+19
−19
(−16)7.5 − 10.5
(+4−7=7)
41.7%
7.5 / 18
80.9%
−70
0 = 1 0 = 0 0 1 = = = = 0 1 0 0 = 1
–   Ares 1.005 64-bit2414+18
−19
(−23)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
89.7%
+24
1 = 0 0 1 = 1 =
–   Shallow r688 64-bit2409+19
−19
(−28)5 − 3
(+4−2=2)
62.5%
5.0 / 8
94.0%
+60
0 1 1 1 = = 1 0
–   Bitfoot 1.0.d9aeb43 64-bit2408+27
−27
(−29)12 − 4
(+10−2=4)
75.0%
12.0 / 16
92.2%
+149
= 1 = 1 = 1 0 0 1 1 1 1 1 = 1 1
–   Ares 1.005.2 64-bit2407+18
−18
(−30)4 − 2
(+2−0=4)
66.7%
4.0 / 6
95.8%
+58
1 = = = 1 =
–   Gaia 3.5 64-bit2402+25
−25
(−35)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
96.3%
+2
0 0 = 1 = = 1 1
–   Simplex 0.9.8 64-bit2401+20
−20
(−36)5 − 3
(+4−2=2)
62.5%
5.0 / 8
97.8%
+52
1 1 = 1 1 0 0 =
–   Lozza 1.16 64-bit2394+25
−25
(−43)13 − 5
(+10−2=6)
72.2%
13.0 / 18
98.6%
+110
1 1 = 1 1 1 = = 0 1 0 1 = 1 1 = = 1
–   Tigran 2.4n 64-bit2392+18
−18
(−45)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
99.5%
−2
= = 1 1 1 = 0 0
–   Shield 1.1 64-bit2391+31
−31
(−46)5 − 5
(+4−4=2)
50.0%
5.0 / 10
98.3%
−50
1 1 1 1 0 = 0 = 0 0
–   Waxman 20142387+21
−22
(−50)2 − 2
(+1−1=2)
50.0%
2.0 / 4
99.7%
−60
= = 1 0
–   Giraffe 20150828 64-bit2383+31
−31
(−54)5 − 3
(+3−1=4)
62.5%
5.0 / 8
99.4%
+20
1 1 0 = = = = 1
–   Myrddin 0.87 64-bit2379+17
−17
(−58)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
100.0%
−127
1 0 0 0 1 =
–   MadChess 2.0 64-bit2366+22
−22
(−71)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−153
= 0 1 0
–   Waxman 20152352+24
−24
(−85)9.5 − 4.5
(+7−2=5)
67.9%
9.5 / 14
100.0%
+33
= = 1 0 = 1 1 1 = 1 = 0 1 1
–   Jazz 840 64-bit2345+21
−21
(−92)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−9
1 1 = 0
–   CyberPagno 2.3 64-bit2337+27
−27
(−100)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
−32
1 = = =
–   Gibbon 2.69a 64-bit2315+19
−19
(−122)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+27
= 1 1 =
–   Fischerle 0.9.65 64-bit2285+29
−29
(−152)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
1 1 1 1

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
K2 0.79
played with current
participants of this list
Represented by
1-2-CPU    152K2 0.87
32-bit    24nothing
32-bit 1-2-CPU    24nothing
32-bit single-CPU    24nothing
All    160K2 0.87
Free    160K2 0.87
Free 1-2-CPU    152K2 0.87
Free 32-bit    24nothing
Free 32-bit 1-2-CPU    24nothing
Free 32-bit single-CPU    24nothing
Free single-CPU    152K2 0.87
Single-CPU    152K2 0.87

Created in 2005-2013 by CCRL team
Last games added on November 18, 2017