CCRL 40/40
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 1'083'337 games
played by 2'531 programs
147896 CPU days (X2 4600+)

White wins: 376'125 (34.7%)
Black wins: 279'699 (25.8%)
Draws: 427'513 (39.5%)
White score: 54.5%

Engine Details

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Bison 9.6 (2620+23
−23
)Quote
Author: Ivan Bonkin (Russia) Link: Download Page
This is one of the 5 Bison versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   MinkoChess 1.2 32-bit2783+14
−14
(+163)8.5 − 20.5
(+5−17=7)
29.3%
8.5 / 29
0.0%
+13
–   Texel 1.01 32-bit2765+28
−28
(+145)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
0.0%
−26
–   Ktulu 92755+12
−12
(+135)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
–   Rodent 1.3 64-bit2741+29
−29
(+121)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
0.0%
−53
–   BugChess2 1.9 32-bit2734+21
−21
(+114)4 − 6
(+2−4=4)
40.0%
4.0 / 10
0.0%
+50
–   Twisted Logic 20090922 32-bit2731+19
−19
(+111)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−31
–   SmarThink 1.10 32-bit2719+19
−19
(+99)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
+39
–   Ktulu 82706+9
−9
(+86)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+86
–   ProDeo 1.862702+30
−30
(+82)5.5 − 4.5
(+5−4=1)
55.0%
5.5 / 10
0.0%
+124
–   Chessmaster 11 Archangel2696+21
−21
(+76)2 − 2
(+2−2=0)
50.0%
2.0 / 4
0.0%
+76
–   Rhetoric 1.2 64-bit2695+25
−25
(+75)3 − 7
(+2−6=2)
30.0%
3.0 / 10
0.0%
−74
–   Booot 4.15.02694+14
−14
(+74)1.5 − 4.5
(+1−4=1)
25.0%
1.5 / 6
0.0%
−116
–   Vajolet 2.482692+31
−31
(+72)3 − 7
(+2−6=2)
30.0%
3.0 / 10
0.0%
−75
–   Rodent 1.2 64-bit2691+32
−32
(+71)3 − 7
(+2−6=2)
30.0%
3.0 / 10
0.0%
−78
–   Delfi 5.42690+12
−11
(+70)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
0.0%
+10
–   Atlas 3.60 64-bit2688+23
−23
(+68)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
0.0%
+95
–   Tornado 4.87a 32-bit2686+33
−33
(+66)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
0.1%
+98
–   Bobcat 3.25 32-bit2685+31
−31
(+65)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
0.0%
−24
–   Chess Tiger 20072682+12
−12
(+62)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−80
–   Tornado 4.82 32-bit2682+34
−35
(+62)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
0.1%
+30
–   Dirty 25Aug2011 32-bit2668+23
−23
(+48)6.5 − 9.5
(+4−7=5)
40.6%
6.5 / 16
0.2%
−18
–   Gaviota 0.85.1 32-bit2665+33
−33
(+45)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
1.4%
+17
–   ProDeo 1.872664+25
−25
(+44)5 − 5
(+4−4=2)
50.0%
5.0 / 10
0.6%
+38
–   CM10th Xperience2661+13
−13
(+41)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.1%
+183
–   Scorpio 1.912660+14
−14
(+40)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.2%
+182
–   Bobcat 2.75 32-bit2660+24
−24
(+40)3.5 − 6.5
(+2−5=3)
35.0%
3.5 / 10
0.9%
−63
–   Frenzee Dec07 32-bit2660+24
−25
(+40)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
1.0%
−42
–   BugChess2 1.6.4 32-bit2658+22
−22
(+38)0 − 1
(+0−1=0)
0.0%
0.0 / 1
1.0%
−INF
–   Dirty 23Mar2012 32-bit2658+33
−33
(+38)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
3.2%
+2
–   Djinn 1.010 64-bit2654+29
−30
(+34)4.5 − 4.5
(+1−1=7)
50.0%
4.5 / 9
3.7%
+30
–   RedQueen 1.1.4 64-bit2653+28
−28
(+33)5.5 − 4.5
(+5−4=1)
55.0%
5.5 / 10
3.5%
+76
–   Scorpio 2.1 32-bit2653+34
−34
(+33)2 − 2
(+1−1=2)
50.0%
2.0 / 4
5.7%
+33
–   E.T. Chess 13.01.082650+13
−13
(+30)2 − 2
(+1−1=2)
50.0%
2.0 / 4
1.3%
+30
–   Chronos 1.9.72641+20
−20
(+21)15.5 − 21.5
(+7−13=17)
41.9%
15.5 / 37
8.6%
−28
–   ProDeo 1.742638+24
−24
(+18)1 − 1
(+1−1=0)
50.0%
1.0 / 2
13.7%
+18
–   Chess Tiger 152636+17
−17
(+16)5 − 5
(+3−3=4)
50.0%
5.0 / 10
12.9%
+20
–   Alfil 12 MT2634+24
−24
(+14)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
20.7%
−17
–   CM10th Warrior2634+25
−25
(+14)1 − 1
(+1−1=0)
50.0%
1.0 / 2
21.4%
+14
–   CM9000 Assassin2631+24
−24
(+11)9 − 5
(+4−0=10)
64.3%
9.0 / 14
25.3%
+82
–   Crafty 23.0 32-bit2631+29
−29
(+11)1.5 − 4.5
(+1−4=1)
25.0%
1.5 / 6
28.0%
−183
–   WildCat 82629+13
−13
(+9)2 − 2
(+1−1=2)
50.0%
2.0 / 4
24.9%
+9
–   Rotor 0.82629+16
−17
(+9)3 − 5
(+1−3=4)
37.5%
3.0 / 8
27.3%
−68
–   ProDeo 1.72628+33
−33
(+8)10 − 10
(+7−7=6)
50.0%
10.0 / 20
34.1%
+8
–   Igel 1.1 64-bit2627+26
−26
(+7)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
33.8%
+149
–   Hamsters 0.72621+23
−23
(+1)2 − 2
(+1−1=2)
50.0%
2.0 / 4
47.4%
+1
–   BugChess2 1.6.3 32-bit2620+19
−19
(0)3 − 2
(+2−1=2)
60.0%
3.0 / 5
48.2%
+76
–   Hamsters 0.7.12620+14
−14
(0)4 − 2
(+3−1=2)
66.7%
4.0 / 6
49.3%
+113
–   Arasan 14.1 32-bit2617+33
−33
(−3)1.5 − 1.5
(+1−1=1)
50.0%
1.5 / 3
55.2%
−18
–   Tornado 3.6.7 32-bit2615+32
−32
(−5)6 − 4
(+3−1=6)
60.0%
6.0 / 10
60.0%
+49
–   Dirty 24Apr2011 32-bit2614+29
−29
(−6)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
62.1%
+34
–   Arasan 13.2 32-bit2608+32
−32
(−12)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
71.5%
+88
–   Alaric 0702b2606+26
−26
(−14)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
78.4%
−170
–   Alfil 8.1.12601+14
−14
(−19)3 − 3
(+2−2=2)
50.0%
3.0 / 6
90.9%
−11
–   Sloppy 0.2.2 32-bit2599+14
−14
(−21)3 − 1
(+2−0=2)
75.0%
3.0 / 4
93.0%
+136
–   The Baron 2.23 32-bit2595+16
−16
(−25)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
95.6%
+42
–   The Baron 1.8.12592+23
−23
(−28)17 − 15
(+14−12=6)
53.1%
17.0 / 32
95.8%
−1
–   Chronos 1.9.62584+27
−26
(−36)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
97.6%
+46
–   Petir 4.9999992579+15
−15
(−41)2 − 2
(+1−1=2)
50.0%
2.0 / 4
99.8%
−30
–   Critter 0.40 32-bit2577+32
−31
(−43)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
98.4%
+113
–   Scorpio 2.2 32-bit2570+28
−28
(−50)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
99.6%
+72
–   Rotor 0.52565+17
−17
(−55)15 − 15
(+8−8=14)
50.0%
15.0 / 30
100.0%
−53
–   AnMon 5.662533+21
−21
(−87)2 − 1
(+1−0=2)
66.7%
2.0 / 3
100.0%
−4
–   DanaSah 4.242527+17
−17
(−93)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
−33
–   GarboChess 2.20 32-bit2523+17
−17
(−97)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+53
–   Brutus 7.02b2515+18
−19
(−105)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−197
–   Arasan 11.3 32-bit2501+33
−33
(−119)1 − 3
(+1−3=0)
25.0%
1.0 / 4
100.0%
−353
–   Hermann 2.4 32-bit2501+24
−23
(−119)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+116
–   Cerebro 3.03d2482+17
−17
(−138)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+145
–   Matacz 1.42479+16
−16
(−141)7.5 − 2.5
(+7−2=1)
75.0%
7.5 / 10
100.0%
+69
–   BBChess 1.3b2477+24
−24
(−143)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
−83
–   Anatoli 0.35k2476+16
−16
(−144)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+139
–   Pupsi2 0.072428+21
−21
(−192)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
−41
–   Amateur 2.822391+20
−20
(−229)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Dirty 0.99 OW52382+24
−24
(−238)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Cheese 1.32308+17
−17
(−312)25 − 7
(+21−3=8)
78.1%
25.0 / 32
100.0%
−103
–   Anechka 0.082300+19
−19
(−320)27.5 − 4.5
(+24−1=7)
85.9%
27.5 / 32
100.0%
−38

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