CCRL 40/40
Downloads and Statistics
January 20, 2018
Testing summary:
Total: 783'129 games
played by 2'026 programs
108312 CPU days (X2 4600+)

White wins: 268'533 (34.3%)
Black wins: 198'801 (25.4%)
Draws: 315'795 (40.3%)
White score: 54.5%

Engine Details

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Show each game results
K2 0.79 (2438+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-bit2607+22
−22
(+169)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+86
1 = 0 0
–   Capivara LK 0.09b02f 64-bit2565+18
−18
(+127)1.5 − 6.5
(+1−6=1)
18.8%
1.5 / 8
0.0%
−133
= 0 1 0 0 0 0 0
–   GreKo 13.1 64-bit2564+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 5.12563+14
−14
(+125)2 − 6
(+1−5=2)
25.0%
2.0 / 8
0.0%
−54
1 0 0 = = 0 0 0
–   JikChess 0.02 64-bit2556+17
−17
(+118)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
0.0%
+85
0 0 1 1 = = 0 = 0 1
–   Arasan 12.0 64-bit2555+23
−23
(+117)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
0.0%
−5
1 = = 0 0 0 = 0
–   Phalanx XXIV2534+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-bit2533+18
−17
(+95)4 − 8
(+1−5=6)
33.3%
4.0 / 12
0.0%
−4
0 0 = 0 = 0 = = 0 = = 1
–   Fridolin 2.0 64-bit2525+16
−16
(+87)6 − 10
(+4−8=4)
37.5%
6.0 / 16
0.0%
0
= 1 = 1 1 0 0 0 = 0 0 0 0 = 0 1
–   Maverick 1.5 64-bit2519+18
−18
(+81)3 − 1
(+3−1=0)
75.0%
3.0 / 4
0.0%
+307
1 1 0 1
–   Donna 3.1 64-bit2515+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-bit2511+27
−27
(+73)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
0.0%
+30
1 = 0 1 = 0 = 0
–   LittleThought 1.052 64-bit2506+18
−18
(+68)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+224
= 1
–   Tao 5.62503+17
−17
(+65)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+65
= =
–   Pepito 1.59 64-bit2494+18
−18
(+56)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.1%
+212
1 =
–   Delphil 3.2 64-bit2494+17
−17
(+56)6 − 6
(+5−5=2)
50.0%
6.0 / 12
0.0%
+56
0 0 1 0 = = 0 0 1 1 1 1
–   Pupsi2 0.092490+18
−18
(+52)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.1%
−INF
0 0
–   Yace 0.99.872487+18
−18
(+49)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.2%
+49
= =
–   Xpdnt 0910072486+16
−16
(+48)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.2%
+48
0 1
–   Ghost 2.0.2 64-bit2482+18
−18
(+44)5.5 − 6.5
(+4−5=3)
45.8%
5.5 / 12
0.5%
+16
1 1 0 1 0 0 = = 1 = 0 0
–   Zurichess Geneva 64-bit2477+27
−27
(+39)3.5 − 10.5
(+1−8=5)
25.0%
3.5 / 14
2.4%
−125
0 0 = 0 = = 0 0 0 = 0 = 1 0
–   Matacz 1.32476+25
−26
(+38)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
2.8%
+80
1 = 0 1 = = 1 0
–   Shield 1.2 64-bit2474+27
−27
(+36)0 − 2
(+0−2=0)
0.0%
0.0 / 2
3.6%
−INF
0 0
–   Trace 1.37a2468+19
−19
(+30)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
4.2%
−13
= 1 0 1 = 0 0 =
–   Quark 2.352467+18
−18
(+29)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
4.9%
+171
= 1
–   Giraffe 20150908 64-bit2462+21
−21
(+24)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
9.0%
−7
0 0 1 = 1 = = 0 1 0
–   Carballo 1.32459+25
−25
(+21)5 − 5
(+3−3=4)
50.0%
5.0 / 10
13.3%
+21
1 = = = = 1 1 0 0 0
–   Bumblebee 1.0 64-bit2445+27
−27
(+7)1 − 1
(+1−1=0)
50.0%
1.0 / 2
36.0%
+7
0 1
–   Betsabe II 1.472440+20
−20
(+2)7 − 11
(+6−10=2)
38.9%
7.0 / 18
44.5%
−84
1 0 = 0 1 0 1 0 0 0 1 1 0 0 0 = 1 0
–   Typhoon 1.00-3482439+33
−34
(+1)3 − 5
(+1−3=4)
37.5%
3.0 / 8
47.0%
−68
0 = = = 0 1 0 =
–   Abrok 5.02433+21
−21
(−5)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
59.9%
−42
0 1 = = 0 = 1 0
–   TJchess 1.3 64-bit2432+20
−20
(−6)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
63.4%
+276
1 1 1 =
–   Cmcchess 2.6 64-bit2421+19
−19
(−17)7.5 − 10.5
(+4−7=7)
41.7%
7.5 / 18
82.6%
−71
0 = 1 0 0 0 = = 1 = 0 1 0 0 = = = 1
–   Ares 1.005 64-bit2416+18
−19
(−22)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
89.2%
+25
1 = 1 = 1 = 0 0
–   Shallow r688 64-bit2411+19
−19
(−27)5 − 3
(+4−2=2)
62.5%
5.0 / 8
93.9%
+61
0 1 1 0 1 1 = =
–   Bitfoot 1.0.d9aeb43 64-bit2410+27
−27
(−28)12 − 4
(+10−2=4)
75.0%
12.0 / 16
91.6%
+150
= 1 = 1 = 1 0 0 1 1 1 = 1 1 1 1
–   Ares 1.005.2 64-bit2407+18
−18
(−31)4 − 2
(+2−0=4)
66.7%
4.0 / 6
95.9%
+57
= 1 = = = 1
–   Simplex 0.9.8 64-bit2402+20
−20
(−36)5 − 3
(+4−2=2)
62.5%
5.0 / 8
97.8%
+52
1 1 0 = = 1 1 0
–   Gaia 3.5 64-bit2400+25
−25
(−38)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
97.5%
0
0 0 = = 1 1 = 1
–   Lozza 1.16 64-bit2395+25
−25
(−43)13 − 5
(+10−2=6)
72.2%
13.0 / 18
98.7%
+110
1 1 = 1 1 = 1 1 = 0 1 = 1 0 1 = = 1
–   Tigran 2.4n 64-bit2393+18
−18
(−45)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
99.5%
−2
= = 0 0 1 1 1 =
–   Shield 1.1 64-bit2391+31
−31
(−47)5 − 5
(+4−4=2)
50.0%
5.0 / 10
98.5%
−51
0 = 0 0 1 1 1 1 0 =
–   Waxman 20142388+21
−22
(−50)2 − 2
(+1−1=2)
50.0%
2.0 / 4
99.7%
−60
0 = 1 =
–   Giraffe 20150828 64-bit2381+31
−31
(−57)5 − 3
(+3−1=4)
62.5%
5.0 / 8
99.6%
+17
1 1 = = = 1 0 =
–   Myrddin 0.87 64-bit2380+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-bit2367+22
−22
(−71)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−153
0 0 1 =
–   Waxman 20152353+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
(−93)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−10
1 1 = 0
–   CyberPagno 2.3 64-bit2338+27
−27
(−100)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
−32
1 = = =
–   Gibbon 2.69a 64-bit2316+19
−19
(−122)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+27
= 1 1 =
–   Fischerle 0.9.65 64-bit2286+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    148K2 0.87
32-bit    24nothing
32-bit 1-2-CPU    24nothing
32-bit single-CPU    24nothing
All    148K2 0.87
Free    148K2 0.87
Free 1-2-CPU    148K2 0.87
Free 32-bit    24nothing
Free 32-bit 1-2-CPU    24nothing
Free 32-bit single-CPU    24nothing
Free single-CPU    148K2 0.87
Single-CPU    148K2 0.87

Created in 2005-2013 by CCRL team
Last games added on January 20, 2018