CCRL 40/4
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 2'097'576 games
played by 2'442 programs
28220 CPU days (X2 4600+)

White wins: 814'639 (38.8%)
Black wins: 658'954 (31.4%)
Draws: 623'983 (29.7%)
White score: 53.7%

Engine Details

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Show each game results
K2 0.87 (2586+17
−17
)Quote
Author: Sergey Meus (Russia) Link: Download
This is one of the 9 K2 versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Laser 1.5 64-bit3095+13
−13
(+509)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Arasan 20.5 64-bit3059+13
−13
(+473)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Wasp 2.6 64-bit2978+14
−14
(+392)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Demolito 2018-03-01 64-bit2957+14
−14
(+371)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Spark 1.0 64-bit2927+7
−7
(+341)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Atlas 3.91 64-bit2926+12
−12
(+340)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+309
–   EXchess 7.97b 64-bit2913+12
−12
(+327)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Zurichess Luzern 64-bit2844+17
−17
(+258)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Rhetoric 1.4.3 64-bit2805+9
−9
(+219)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Fruit 2.3.12780+18
−18
(+194)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Frenzee 3.5.19 64-bit2768+7
−8
(+182)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Shield 2.0 64-bit2703+19
−19
(+117)11.5 − 20.5
(+9−18=5)
35.9%
11.5 / 32
0.0%
+8
–   Marvin 2.2.0 64-bit2697+17
−16
(+111)11.5 − 20.5
(+7−16=9)
35.9%
11.5 / 32
0.0%
+14
–   Cheese 1.8 64-bit2689+16
−16
(+103)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Arminius 2017-01-01 64-bit2688+12
−12
(+102)1 − 0
(+1−0=0)
100.0%
1.0 / 1
0.0%
+INF
–   Chessmaster 11 Paralyse2686+27
−26
(+100)0 − 3
(+0−3=0)
0.0%
0.0 / 3
0.0%
−INF
–   Delfi 5.42682+7
−7
(+96)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Djinn 1.021 64-bit2676+11
−11
(+90)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+120
–   RedQueen 1.1.98 64-bit2670+12
−12
(+84)1 − 0
(+1−0=0)
100.0%
1.0 / 1
0.0%
+INF
–   ECE X3 64-bit2655+15
−15
(+69)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Nebula 2.0 64-bit2654+10
−10
(+68)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+98
–   Donna 4.0 64-bit2650+13
−13
(+64)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+33
–   Colossus 2008b2642+6
−7
(+56)1 − 0
(+1−0=0)
100.0%
1.0 / 1
0.0%
+INF
–   Cyrano 0.6b17 64-bit2641+8
−8
(+55)12 − 19
(+9−16=6)
38.7%
12.0 / 31
0.0%
−30
–   E.T. Chess 13.01.082634+7
−7
(+48)11.5 − 19.5
(+6−14=11)
37.1%
11.5 / 31
0.0%
−33
–   WildCat 82623+7
−7
(+37)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Movei 00.8.438 (10 10 10)2622+7
−7
(+36)10.5 − 19.5
(+4−13=13)
35.0%
10.5 / 30
0.0%
−57
–   Philou 3.7.1 64-bit2620+10
−10
(+34)12.5 − 17.5
(+7−12=11)
41.7%
12.5 / 30
0.0%
−22
–   GreKo 2016 64-bit2619+15
−15
(+33)15.5 − 15.5
(+9−9=13)
50.0%
15.5 / 31
0.2%
+34
–   Zarkov 6.552617+12
−12
(+31)17.5 − 14.5
(+12−9=11)
54.7%
17.5 / 32
0.1%
+62
–   tomitankChess 2.0 64-bit2616+17
−17
(+30)12.5 − 19.5
(+8−15=9)
39.1%
12.5 / 32
0.7%
−48
–   Slow Chess Blitz WV2.12615+6
−6
(+29)1 − 0
(+1−0=0)
100.0%
1.0 / 1
0.1%
+INF
–   Coiled 0.5 64-bit2611+17
−18
(+25)11.5 − 19.5
(+9−17=5)
37.1%
11.5 / 31
2.1%
−69
–   Jellyfish 1.1 64-bit2610+10
−11
(+24)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.8%
−INF
–   Delocto 0.6 64-bit2608+16
−16
(+22)11 − 20
(+4−13=14)
35.5%
11.0 / 31
3.0%
−66
–   NoraGrace 2.0 64-bit2608+12
−12
(+22)12 − 20
(+9−17=6)
37.5%
12.0 / 32
1.9%
−69
–   Pharaon 3.5.12603+7
−7
(+17)0 − 1
(+0−1=0)
0.0%
0.0 / 1
3.2%
−INF
–   Monolith 0.4 64-bit2601+15
−15
(+15)33 − 29
(+26−22=14)
53.2%
33.0 / 62
8.9%
+38
–   DanaSah 7.02598+16
−16
(+12)42 − 48
(+28−34=28)
46.7%
42.0 / 90
15.0%
−10
–   N2 0.4 64-bit2590+10
−10
(+4)1 − 0
(+1−0=0)
100.0%
1.0 / 1
34.3%
+INF
–   Floyd 0.9 64-bit2584+12
−12
(−2)17 − 14
(+13−10=8)
54.8%
17.0 / 31
56.3%
+31
–   Muse 0.953 64-bit2583+11
−11
(−3)32 − 28
(+21−17=22)
53.3%
32.0 / 60
63.5%
+21
–   Francesca MAD 0.192581+10
−10
(−5)31.5 − 28.5
(+25−22=13)
52.5%
31.5 / 60
70.7%
+15
–   DanaSah 6.502577+14
−14
(−9)17 − 14
(+12−9=10)
54.8%
17.0 / 31
78.8%
+22
–   Counter 2.5 64-bit2576+21
−21
(−10)14 − 14
(+11−11=6)
50.0%
14.0 / 28
76.3%
−10
–   Counter 2.0.2 64-bit2575+28
−28
(−11)21 − 9
(+17−5=8)
70.0%
21.0 / 30
74.9%
+131
–   Pseudo 0.7c2575+8
−8
(−11)12.5 − 18.5
(+8−14=9)
40.3%
12.5 / 31
87.3%
−79
–   GarboChess 3.0 64-bit2574+22
−22
(−12)1 − 0
(+1−0=0)
100.0%
1.0 / 1
79.8%
+INF
–   SOS 5.12573+7
−7
(−13)19.5 − 11.5
(+15−7=9)
62.9%
19.5 / 31
91.5%
+79
–   Maverick 1.5 64-bit2569+11
−11
(−17)13.5 − 17.5
(+10−14=7)
43.5%
13.5 / 31
94.8%
−65
–   Aristarch 4.502566+7
−7
(−20)19 − 15
(+14−10=10)
55.9%
19.0 / 34
98.5%
+24
–   Counter 2.1.0 64-bit2560+18
−18
(−26)18.5 − 11.5
(+14−7=9)
61.7%
18.5 / 30
98.3%
+49
–   nanoSzachy 4.1 64-bit2559+12
−12
(−27)8 − 9
(+5−6=6)
47.1%
8.0 / 17
99.5%
−50
–   Brutus 8.05 64-bit2557+9
−9
(−29)0 − 1
(+0−1=0)
0.0%
0.0 / 1
99.9%
−INF
–   Marvin 2.1.0 64-bit2556+18
−18
(−30)17.5 − 12.5
(+14−9=7)
58.3%
17.5 / 30
99.2%
+29
–   Petir 4.9999992555+9
−9
(−31)26 − 12
(+18−4=16)
68.4%
26.0 / 38
99.9%
+89
–   Ghost 3.1 64-bit2553+14
−13
(−33)13 − 17
(+10−14=6)
43.3%
13.0 / 30
99.9%
−80
–   Ufim 8.022540+7
−7
(−46)1.5 − 1.5
(+1−1=1)
50.0%
1.5 / 3
100.0%
−60
–   AnMon 5.752539+7
−7
(−47)18 − 13
(+14−9=8)
58.1%
18.0 / 31
100.0%
+6
–   Fridolin 2.00 64-bit2538+11
−11
(−48)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−205
–   Capivara LK 0.09b02g 64-bit2537+17
−17
(−49)18 − 12
(+13−7=10)
60.0%
18.0 / 30
100.0%
+18
–   Pupsi2 0.092537+15
−15
(−49)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
–   Hayabusa 0.11.7 64-bit2535+63
−62
(−51)1 − 0
(+1−0=0)
100.0%
1.0 / 1
93.9%
+INF
–   Hermann 2.8 64-bit2531+9
−9
(−55)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+95
–   JikChess 0.02 64-bit2523+13
−13
(−63)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Topple 0.3.1 64-bit2517+22
−22
(−69)22 − 22
(+17−17=10)
50.0%
22.0 / 44
100.0%
−66
–   Little Goliath Evolution 3.122505+7
−6
(−81)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−50
–   Green Light Chess 3.01.2.22505+8
−8
(−81)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   RubiChess 0.9 64-bit2504+19
−19
(−82)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Trace 1.37a2500+7
−7
(−86)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Gothmog 1.0b102482+16
−16
(−104)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Anatoli 0.35k2454+15
−15
(−132)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Lozza 1.18 64-bit2445+16
−16
(−141)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−110
–   Abrok 5.02435+9
−9
(−151)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Delphil 3.2 64-bit2431+14
−14
(−155)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Dragon 4.62417+8
−7
(−169)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
–   Ifrit m1.8 64-bit2403+11
−11
(−183)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
−63
–   Amy 0.87b2385+9
−9
(−201)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−170
–   The Crazy Bishop 00522363+9
−9
(−223)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   EveAnn 1.722328+14
−13
(−258)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   KnightX 1.922297+7
−8
(−289)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Baislicka 1.0 64-bit2173+15
−15
(−413)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   NagaSkaki 5.122155+10
−10
(−431)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−400
–   Uragano 3D 0.922123+25
−25
(−463)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Matant 5.041967+14
−14
(−619)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF

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Created in 2005-2013 by CCRL team
Last games added on September 14, 2019