CCRL 40/40
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 1'104'002 games
played by 2'573 programs
150928 CPU days (X2 4600+)

White wins: 382'601 (34.7%)
Black wins: 284'129 (25.7%)
Draws: 437'272 (39.6%)
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-bit2608+22
−22
(+169)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+86
= 0 1 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 0 1 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 5.12563+13
−13
(+124)2 − 6
(+1−5=2)
25.0%
2.0 / 8
0.0%
−55
1 0 = 0 0 0 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 0 1 0 1 1 = = 0 =
–   Arasan 12.0 64-bit2555+23
−23
(+116)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
0.0%
−6
1 = = 0 = 0 0 0
–   Phalanx XXIV2536+20
−20
(+97)3 − 7
(+2−6=2)
30.0%
3.0 / 10
0.0%
−54
0 0 0 0 0 1 = = 0 1
–   Maverick 1.5 64-bit2533+14
−14
(+94)3 − 1
(+3−1=0)
75.0%
3.0 / 4
0.0%
+320
1 1 0 1
–   Fridolin 2.00 64-bit2530+16
−16
(+91)6 − 10
(+4−8=4)
37.5%
6.0 / 16
0.0%
+3
1 1 = 1 = 0 0 0 = 0 0 1 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 = 0 = = 1 0 = =
–   Donna 3.1 64-bit2517+28
−28
(+78)1.5 − 8.5
(+0−7=3)
15.0%
1.5 / 10
0.0%
−171
0 0 0 0 = 0 0 = 0 =
–   Crafty 20.14 32-bit2516+27
−27
(+77)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
0.0%
+34
1 = = 0 0 1 = 0
–   Tao 5.62503+16
−16
(+64)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+64
= =
–   LittleThought 1.052 64-bit2500+16
−16
(+61)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+217
= 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 0 = = 1 1 0 0 1 1
–   Pepito 1.59 64-bit2492+17
−17
(+53)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.1%
+209
1 =
–   Yace 0.99.872488+16
−17
(+49)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.2%
+49
= =
–   Ghost 2.0.2 64-bit2484+18
−18
(+45)5.5 − 6.5
(+4−5=3)
45.8%
5.5 / 12
0.4%
+17
1 1 0 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
1.2%
−120
0 = 0 0 = = 0 0 0 = 1 0 0 =
–   Xpdnt 0910072482+15
−15
(+43)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.5%
+43
0 1
–   KnightX 1.97a 64-bit2479+52
−51
(+40)1 − 3
(+1−3=0)
25.0%
1.0 / 4
8.8%
−183
0 0 0 1
–   Matacz 1.32477+25
−25
(+38)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
2.5%
+80
1 = 0 1 1 0 = =
–   Shield 1.2 64-bit2473+26
−26
(+34)0 − 2
(+0−2=0)
0.0%
0.0 / 2
4.2%
−INF
0 0
–   Trace 1.37a2471+18
−18
(+32)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
3.0%
−11
= 1 = 0 0 = 0 1
–   Quark 2.352468+18
−18
(+29)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
4.3%
+171
= 1
–   Carballo 1.32461+25
−25
(+22)5 − 5
(+3−3=4)
50.0%
5.0 / 10
11.8%
+22
1 = = = 0 0 = 1 1 0
–   Giraffe 20150908 64-bit2460+19
−19
(+21)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
11.6%
−10
0 1 0 = 1 = 1 0 = 0
–   Bumblebee 1.0 64-bit2456+23
−23
(+17)1 − 1
(+1−1=0)
50.0%
1.0 / 2
17.6%
+17
0 1
–   Abrok 5.02443+18
−18
(+4)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
38.8%
−33
0 1 1 0 = = 0 =
–   Typhoon 1.00-3482442+33
−33
(+3)3 − 5
(+1−3=4)
37.5%
3.0 / 8
43.1%
−66
0 = = = 0 = 0 1
–   Betsabe II 1.472442+20
−20
(+3)7 − 11
(+6−10=2)
38.9%
7.0 / 18
41.9%
−83
0 = 1 0 1 0 1 0 = 0 0 1 0 0 1 1 0 0
–   TJchess 1.3 64-bit2434+17
−17
(−5)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
61.2%
+277
1 1 1 =
–   Cmcchess 2.6 64-bit2420+17
−17
(−19)7.5 − 10.5
(+4−7=7)
41.7%
7.5 / 18
86.5%
−73
= 1 0 0 0 0 = = = 1 = 1 = = 0 1 0 0
–   Ares 1.005 64-bit2417+18
−18
(−22)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
89.0%
+25
1 = 0 0 1 = 1 =
–   Bitfoot 1.0.d9aeb43 64-bit2413+26
−26
(−26)12 − 4
(+10−2=4)
75.0%
12.0 / 16
90.6%
+153
= 1 = 1 = 1 1 1 0 0 1 1 1 1 1 =
–   Shallow r688 64-bit2412+19
−19
(−27)5 − 3
(+4−2=2)
62.5%
5.0 / 8
93.4%
+61
0 1 1 1 = = 1 0
–   Gaia 3.5 64-bit2411+22
−22
(−28)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
93.1%
+9
0 0 = 1 = = 1 1
–   Ares 1.005.2 64-bit2410+17
−18
(−29)4 − 2
(+2−0=4)
66.7%
4.0 / 6
95.1%
+60
= = = 1 = 1
–   Tigran 2.4n 64-bit2399+17
−17
(−40)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
99.0%
+2
= = 1 1 1 = 0 0
–   Simplex 0.9.8 64-bit2399+17
−17
(−40)5 − 3
(+4−2=2)
62.5%
5.0 / 8
99.0%
+48
1 1 = 1 1 0 0 =
–   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 = 1 1 0 1 = = 0 = 1 1 1 =
–   Myrddin 0.87 64-bit2395+14
−14
(−44)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
99.6%
−113
1 0 0 1 = 0
–   Shield 1.1 64-bit2393+31
−31
(−46)5 − 5
(+4−4=2)
50.0%
5.0 / 10
98.3%
−50
1 1 0 = 0 = 0 0 1 1
–   Waxman 20142388+21
−21
(−51)2 − 2
(+1−1=2)
50.0%
2.0 / 4
99.7%
−61
= 1 0 =
–   Giraffe 20150828 64-bit2383+31
−31
(−56)5 − 3
(+3−1=4)
62.5%
5.0 / 8
99.5%
+18
1 1 0 = = = = 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 1 0 =
–   Waxman 20152355+24
−24
(−84)9.5 − 4.5
(+7−2=5)
67.9%
9.5 / 14
100.0%
+34
= = 1 0 = 1 1 1 = 1 = 0 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-bit2337+15
−15
(−102)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−19
1 1 = 0
–   Gibbon 2.69a 64-bit2318+18
−18
(−121)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+28
= 1 = 1
–   Fischerle 0.9.65 64-bit2289+29
−29
(−150)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 December 7, 2019