CCRL 40/15
Downloads and Statistics
April 18, 2021
Testing summary:
Total: 1'237'253 games
played by 2'822 programs

White wins: 424'164 (34.3%)
Black wins: 311'650 (25.2%)
Draws: 501'439 (40.5%)
White score: 54.5%

Engine Details

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Show each game results
K2 0.95 (2662+16
−16
)Quote
Author: Sergey Meus (Russia) Link: Download
This is one of the 11 K2 versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Halogen 8 64-bit2877+21
−21
(+215)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
–   Counter 3.3 64-bit2848+23
−23
(+186)4 − 4
(+2−2=4)
50.0%
4.0 / 8
0.0%
+180
–   Asymptote 0.7 64-bit2844+21
−21
(+182)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
+31
–   Booot 5.1.02844+10
−10
(+182)0.5 − 7.5
(+0−7=1)
6.3%
0.5 / 8
0.0%
−231
–   Minic 0.98 64-bit2836+27
−27
(+174)3.5 − 16.5
(+2−15=3)
17.5%
3.5 / 20
0.0%
−91
–   Spark 0.3 64-bit2835+18
−18
(+173)1 − 9
(+0−8=2)
10.0%
1.0 / 10
0.0%
−154
–   Mr Bob 0.9.0 64-bit2835+23
−23
(+173)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+173
–   Weiss 1.0 64-bit2833+24
−24
(+171)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
+20
–   Deep Junior 11.2 64-bit2828+24
−25
(+166)3.5 − 6.5
(+2−5=3)
35.0%
3.5 / 10
0.0%
+61
–   Protector 1.3.5 32-bit2828+15
−15
(+166)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
0.0%
−12
–   Bagatur 1.8 64-bit2827+26
−26
(+165)5.5 − 12.5
(+2−9=7)
30.6%
5.5 / 18
0.0%
+38
–   tomitankChess 4.0 64-bit2817+22
−22
(+155)2.5 − 5.5
(+0−3=5)
31.3%
2.5 / 8
0.0%
+50
–   Onno 1.0 64-bit2817+17
−17
(+155)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.0%
+27
–   Topple 0.7.0 64-bit2813+27
−27
(+151)2 − 8
(+0−6=4)
20.0%
2.0 / 10
0.0%
−47
–   Hannibal 1.0a 32-bit2800+12
−12
(+138)3.5 − 6.5
(+3−6=1)
35.0%
3.5 / 10
0.0%
+14
–   OliThink 5.9.2 64-bit2798+27
−27
(+136)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+43
–   The Baron 3.42 64-bit2797+14
−14
(+135)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
0.0%
−40
–   Minic 0.92 64-bit2797+29
−29
(+135)8.5 − 11.5
(+6−9=5)
42.5%
8.5 / 20
0.0%
+81
–   Igel 1.7.0 64-bit2796+29
−29
(+134)3 − 9
(+1−7=4)
25.0%
3.0 / 12
0.0%
−37
–   Monolith 1.0 64-bit2794+12
−11
(+132)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−25
–   RuyDos 1.1.9 64-bit2792+15
−14
(+130)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−153
–   Francesca MAD 0.25 64-bit2787+23
−23
(+125)5.5 − 8.5
(+3−6=5)
39.3%
5.5 / 14
0.0%
+53
–   tomitankChess 3.0 64-bit2786+16
−16
(+124)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+124
–   RuyDos 1.1.11 64-bit2783+21
−21
(+121)4 − 4
(+3−3=2)
50.0%
4.0 / 8
0.0%
+121
–   RuyDos 1.1.10 64-bit2782+22
−22
(+120)3 − 7
(+3−7=0)
30.0%
3.0 / 10
0.0%
−63
–   Cheese 2.1 64-bit2780+19
−19
(+118)5 − 15
(+1−11=8)
25.0%
5.0 / 20
0.0%
−45
–   Pawny 1.2 64-bit2779+13
−13
(+117)5.5 − 8.5
(+3−6=5)
39.3%
5.5 / 14
0.0%
+46
–   Bright 0.4a2776+10
−10
(+114)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
0.0%
−57
–   Stash 21.2 64-bit2775+29
−28
(+113)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−36
–   NirvanaChess 1.4 64-bit2761+29
−30
(+99)4 − 6
(+2−4=4)
40.0%
4.0 / 10
0.0%
+35
–   Orion 0.7 64-bit2760+25
−25
(+98)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
+30
–   Francesca MAD 0.24 64-bit2758+20
−20
(+96)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−193
–   Glaurung 2.2 32-bit2754+24
−24
(+92)3 − 7
(+0−4=6)
30.0%
3.0 / 10
0.0%
−22
–   Minic 0.82 64-bit2753+27
−27
(+91)3 − 1
(+2−0=2)
75.0%
3.0 / 4
0.0%
+241
–   Ktulu 92752+12
−12
(+90)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+7
–   Devel 3.2.92745+24
−24
(+83)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
–   Carballo 1.7 64-bit2737+14
−14
(+75)3 − 7
(+2−6=2)
30.0%
3.0 / 10
0.0%
−69
–   Arminius 2018-12-23 64-bit2733+12
−12
(+71)8 − 14
(+4−10=8)
36.4%
8.0 / 22
0.0%
−16
–   Shield 2.1 64-bit2727+13
−13
(+65)3 − 3
(+2−2=2)
50.0%
3.0 / 6
0.0%
+65
–   Devel 2.00002724+14
−14
(+62)5.5 − 10.5
(+3−8=5)
34.4%
5.5 / 16
0.0%
−40
–   ProDeo 2.22720+17
−17
(+58)5.5 − 4.5
(+5−4=1)
55.0%
5.5 / 10
0.0%
+100
–   GreKo 2020.03 64-bit2713+21
−21
(+51)6.5 − 9.5
(+2−5=9)
40.6%
6.5 / 16
0.0%
−1
–   GreKo 2020.01 64-bit2710+24
−24
(+48)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.1%
−109
–   Bagatur 1.7a 64-bit2709+18
−18
(+47)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+57
–   GreKo 2018 64-bit2708+13
−13
(+46)11.5 − 10.5
(+8−7=7)
52.3%
11.5 / 22
0.0%
+58
–   Ktulu 82706+9
−9
(+44)5 − 5
(+4−4=2)
50.0%
5.0 / 10
0.0%
+38
–   Rhetoric 1.4 64-bit2705+26
−26
(+43)5 − 5
(+2−2=6)
50.0%
5.0 / 10
0.3%
+43
–   Chess Tiger 2007.12703+10
−10
(+41)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−102
–   Chessmaster 11 Archangel2702+19
−19
(+40)5 − 7
(+2−4=6)
41.7%
5.0 / 12
0.1%
−12
–   Benjamin 1.02699+24
−24
(+37)5.5 − 8.5
(+3−6=5)
39.3%
5.5 / 14
0.7%
−31
–   ECE 20.1 64-bit2698+21
−21
(+36)6 − 4
(+4−2=4)
60.0%
6.0 / 10
0.4%
+95
–   DanaSah 8.32695+19
−19
(+33)16 − 18
(+10−12=12)
47.1%
16.0 / 34
0.4%
+13
–   Chessmaster 11 Conqueror2694+18
−18
(+32)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
0.4%
−62
–   ECE 19.6.6.3 64-bit2694+21
−21
(+32)4 − 18
(+2−16=4)
18.2%
4.0 / 22
1.0%
−221
–   Chessmaster 11 Aiglos II2693+18
−18
(+31)2 − 2
(+2−2=0)
50.0%
2.0 / 4
0.8%
+31
–   Velvet 1.1.0 64-bit2685+26
−26
(+23)1 − 3
(+0−2=2)
25.0%
1.0 / 4
6.8%
−134
–   Fridolin 3.10 64-bit2684+14
−14
(+22)13.5 − 24.5
(+6−17=15)
35.5%
13.5 / 38
2.4%
−73
–   Fridolin 3.00 64-bit2676+16
−16
(+14)1 − 0
(+1−0=0)
100.0%
1.0 / 1
12.9%
+INF
–   RedQueen 1.1.3 64-bit2674+21
−21
(+12)6 − 4
(+5−3=2)
60.0%
6.0 / 10
20.4%
+91
–   Shallow 2020-09-09 64-bit2668+24
−24
(+6)13.5 − 18.5
(+8−13=11)
42.2%
13.5 / 32
34.1%
−47
–   Djinn 1.021 64-bit2667+13
−13
(+5)9 − 7
(+5−3=8)
56.3%
9.0 / 16
34.1%
+39
–   RedQueen 1.1.98 64-bit2663+16
−16
(+1)1.5 − 4.5
(+0−3=3)
25.0%
1.5 / 6
47.4%
−146
–   Minic 0.65 64-bit2661+28
−28
(−1)9.5 − 4.5
(+7−2=5)
67.9%
9.5 / 14
52.9%
+120
–   Mr Bob 0.8.0 64-bit2655+25
−25
(−7)10.5 − 11.5
(+7−8=7)
47.7%
10.5 / 22
69.9%
−21
–   Drosophila 1.6 64-bit2653+21
−21
(−9)11.5 − 12.5
(+8−9=7)
47.9%
11.5 / 24
76.1%
−28
–   Philou 3.7.1 64-bit2651+13
−13
(−11)7 − 3
(+6−2=2)
70.0%
7.0 / 10
86.8%
+137
–   Rotor 0.7a2650+20
−20
(−12)5 − 5
(+3−3=4)
50.0%
5.0 / 10
83.1%
−12
–   Asymptote 0.5 64-bit2649+21
−21
(−13)7.5 − 2.5
(+7−2=1)
75.0%
7.5 / 10
82.9%
+197
–   CM10th Pestilence2644+23
−23
(−18)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
90.2%
−83
–   Weiss 0.9 64-bit2643+27
−27
(−19)9 − 13
(+5−9=8)
40.9%
9.0 / 22
89.2%
−78
–   ECE X3.5 64-bit2642+17
−17
(−20)5 − 5
(+4−4=2)
50.0%
5.0 / 10
95.7%
−14
–   CM9000 Default2641+29
−29
(−21)7.5 − 4.5
(+6−3=3)
62.5%
7.5 / 12
90.2%
+64
–   DanaSah 7.32640+14
−14
(−22)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
98.2%
+45
–   DanaSah 7.92635+19
−19
(−27)2 − 2
(+2−2=0)
50.0%
2.0 / 4
98.2%
−27
–   Alfil 12 MT2633+24
−24
(−29)5 − 5
(+4−4=2)
50.0%
5.0 / 10
97.9%
−23
–   Sjakk 2.2 64-bit2632+15
−15
(−30)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
99.7%
+29
–   WildCat 82629+13
−13
(−33)7 − 3
(+5−1=4)
70.0%
7.0 / 10
99.9%
+97
–   Nawito 19062628+20
−20
(−34)15 − 17
(+9−11=12)
46.9%
15.0 / 32
99.7%
−54
–   Rodin 8.02628+15
−15
(−34)2 − 2
(+1−1=2)
50.0%
2.0 / 4
99.9%
−34
–   Orion 0.6 64-bit2628+19
−19
(−34)19 − 13
(+12−6=14)
59.4%
19.0 / 32
99.7%
+23
–   Delocto 0.61n 64-bit2625+23
−22
(−37)19.5 − 10.5
(+13−4=13)
65.0%
19.5 / 30
99.7%
+58
–   NoraGrace 2.0 64-bit2623+15
−15
(−39)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
100.0%
+44
–   Weiss 0.8 64-bit2620+30
−30
(−42)5 − 9
(+4−8=2)
35.7%
5.0 / 14
99.2%
−153
–   Caligula 0.9g2620+20
−20
(−42)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
99.9%
−10
–   Phalanx XXV2619+15
−15
(−43)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+247
–   Betsabe II 20202606+26
−26
(−56)6 − 8
(+3−5=6)
42.9%
6.0 / 14
100.0%
−97
–   Nawito 18122599+20
−20
(−63)8 − 2
(+7−1=2)
80.0%
8.0 / 10
100.0%
+170
–   KnightX 2.4 64-bit2597+28
−28
(−65)10.5 − 3.5
(+9−2=3)
75.0%
10.5 / 14
100.0%
+120
–   Betsabe II 1.962592+21
−21
(−70)13 − 11
(+10−8=6)
54.2%
13.0 / 24
100.0%
−40
–   Galjoen 0.40 64-bit2590+20
−20
(−72)12.5 − 9.5
(+10−7=5)
56.8%
12.5 / 22
100.0%
−26
–   Donna 4.1 64-bit2585+14
−14
(−77)10.5 − 5.5
(+8−3=5)
65.6%
10.5 / 16
100.0%
+30
–   Coiled 0.6 64-bit2585+12
−12
(−77)8 − 8
(+5−5=6)
50.0%
8.0 / 16
100.0%
−77
–   Drofa 2.1.0 64-bit2583+30
−30
(−79)5 − 1
(+5−1=0)
83.3%
5.0 / 6
100.0%
+244
–   Delocto 0.6 64-bit2580+15
−15
(−82)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−167
–   Coiled 0.4 64-bit2564+17
−17
(−98)5 − 3
(+3−1=4)
62.5%
5.0 / 8
100.0%
−28
–   Capivara LK 0.09b02g 64-bit2562+16
−16
(−100)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
100.0%
+74
–   Jumbo 0.6.107 64-bit2560+18
−18
(−102)9 − 1
(+9−1=0)
90.0%
9.0 / 10
100.0%
+330
–   Jumbo 0.7.0 64-bit2559+18
−19
(−103)15.5 − 6.5
(+12−3=7)
70.5%
15.5 / 22
100.0%
+37
–   Dorky 4.8 64-bit2558+14
−14
(−104)2.5 − 5.5
(+2−5=1)
31.3%
2.5 / 8
100.0%
−253
–   Detroid 1.0.1 64-bit2557+18
−18
(−105)19 − 5
(+17−3=4)
79.2%
19.0 / 24
100.0%
+128
–   Velvet 1.0.0 64-bit2556+24
−24
(−106)6 − 6
(+3−3=6)
50.0%
6.0 / 12
100.0%
−106
–   KnightX 1.98 64-bit2542+27
−27
(−120)8 − 4
(+5−1=6)
66.7%
8.0 / 12
100.0%
−21
–   FrankWalter 2.4.0 64-bit2540+16
−16
(−122)15.5 − 2.5
(+14−1=3)
86.1%
15.5 / 18
100.0%
+177
–   Supernova 2.2.1 64-bit2539+29
−29
(−123)10.5 − 5.5
(+9−4=3)
65.6%
10.5 / 16
100.0%
−7
–   chess22k 1.3 64-bit2538+24
−24
(−124)5.5 − 2.5
(+3−0=5)
68.8%
5.5 / 8
100.0%
−22
–   Axolotl 1.9 64-bit2529+19
−19
(−133)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+24
–   Raven 1.10 64-bit2528+24
−24
(−134)11 − 3
(+9−1=4)
78.6%
11.0 / 14
100.0%
+68
–   OliThink 5.6.9 64-bit2527+26
−26
(−135)7 − 5
(+5−3=4)
58.3%
7.0 / 12
100.0%
−79
–   CyberPagno 3.0 64-bit2515+14
−14
(−147)5 − 3
(+3−1=4)
62.5%
5.0 / 8
100.0%
−73
–   Arasan 10.0 32-bit2510+33
−33
(−152)7.5 − 2.5
(+7−2=1)
75.0%
7.5 / 10
100.0%
+57
–   KnightX 1.97a 64-bit2485+26
−26
(−177)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
100.0%
+23

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Created in 2005-2013 by CCRL team
Last games added on April 18, 2021