CCRL 40/40
Downloads and Statistics
February 17, 2018
Testing summary:
Total: 795'341 games
played by 2'045 programs
110322 CPU days (X2 4600+)

White wins: 272'710 (34.3%)
Black wins: 201'857 (25.4%)
Draws: 320'774 (40.3%)
White score: 54.5%

Engine Details

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Show each game results
Bison 9.11 64-bit#82‑83  (2754+17
−17
)Quote
Author: Ivan Bonkin (Russia) Link: Download Page
This is one of the 5 Bison versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   ChessBrainVB 3.312914+27
−27
(+160)2.5 − 7.5
(+0−5=5)
25.0%
2.5 / 10
0.0%
+11
–   Nemorino 1.02 64-bit2906+24
−24
(+152)1 − 5
(+0−4=2)
16.7%
1.0 / 6
0.0%
−79
–   iCE 2.0 64-bit2894+17
−17
(+140)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+140
–   Demolito 2017-08-26 64-bit2892+21
−21
(+138)1 − 7
(+0−6=2)
12.5%
1.0 / 8
0.0%
−148
–   Ethereal 8.62 64-bit2885+25
−25
(+131)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
0.0%
+103
–   Rodent II 0.9.33 64-bit2870+27
−27
(+116)3 − 7
(+2−6=2)
30.0%
3.0 / 10
0.0%
−30
–   Scorpio 2.7.9 64-bit2866+27
−26
(+112)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
0.0%
−62
–   Arasan 18.0 64-bit2862+26
−26
(+108)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+108
–   Gaviota 1.0 64-bit2861+13
−13
(+107)2 − 0
(+2−0=0)
100.0%
2.0 / 2
0.0%
+INF
–   Gaviota 0.86 64-bit 4CPU2861+24
−24
(+107)16.5 − 33.5
(+10−27=13)
33.0%
16.5 / 50
0.0%
−13
–   EXchess 7.92b 64-bit2857+22
−22
(+103)3.5 − 6.5
(+2−5=3)
35.0%
3.5 / 10
0.0%
+3
–   MinkoChess 1.3 64-bit2856+15
−15
(+102)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+102
–   EXchess 7.71b 64-bit2854+22
−22
(+100)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+100
–   Toga II 3.02852+16
−16
(+98)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−44
–   Atlas 3.80 64-bit2849+14
−14
(+95)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−47
–   Nemo 1.0.1 64-bit2848+13
−13
(+94)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
+26
–   Booot 5.1.02845+10
−11
(+91)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+91
–   Arasan 17.5 64-bit2842+25
−25
(+88)3 − 7
(+2−6=2)
30.0%
3.0 / 10
0.0%
−59
–   Onno 1.2.70 64-bit2838+17
−17
(+84)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+241
–   The Baron 3.41 64-bit2836+24
−25
(+82)2.5 − 7.5
(+2−7=1)
25.0%
2.5 / 10
0.0%
−124
–   Tornado 8.0 64-bit2836+17
−17
(+82)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
0.0%
−11
–   SmarThink 1.50 64-bit2832+24
−24
(+78)5.5 − 6.5
(+3−4=5)
45.8%
5.5 / 12
0.0%
+50
–   NirvanaChess 1.8 64-bit2829+25
−25
(+75)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+75
–   Scorpio 2.7.8 64-bit2829+27
−27
(+75)2 − 8
(+1−7=2)
20.0%
2.0 / 10
0.0%
−160
–   DisasterArea 1.54 64-bit2828+18
−18
(+74)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−83
–   Pedone 1.2 64-bit2827+26
−26
(+73)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
+5
–   chess22k 1.6 64-bit2824+28
−28
(+70)6 − 4
(+4−2=4)
60.0%
6.0 / 10
0.0%
+128
–   Murka 3 64-bit2824+13
−13
(+70)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−87
–   NirvanaChess 1.5 64-bit2823+29
−29
(+69)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−87
–   NirvanaChess 1.6 64-bit2822+27
−28
(+68)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+68
–   Ethereal 8.37 64-bit2822+29
−29
(+68)4 − 2
(+3−1=2)
66.7%
4.0 / 6
0.0%
+186
–   Tornado 4.88 64-bit2821+16
−15
(+67)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
−28
–   EXchess 7.51b 64-bit2817+27
−27
(+63)6 − 4
(+6−4=0)
60.0%
6.0 / 10
0.0%
+153
–   Tornado 7.0 64-bit2817+19
−19
(+63)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+220
–   Amoeba 2.4 64-bit2812+26
−26
(+58)5 − 5
(+3−3=4)
50.0%
5.0 / 10
0.0%
+62
–   Crafty 23.8 64-bit2812+23
−23
(+58)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
0.0%
−11
–   Arasan 17.0 64-bit2810+31
−31
(+56)1.5 − 8.5
(+0−7=3)
15.0%
1.5 / 10
0.1%
−196
–   Deuterium 14.1.32.119 64-bit2810+25
−25
(+56)7 − 7
(+5−5=4)
50.0%
7.0 / 14
0.0%
+56
–   Dirty 10Apr2015 64-bit2807+24
−24
(+53)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
–   Scorpio 2.7.7 64-bit2806+16
−16
(+52)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   DiscoCheck 5.0.1 64-bit2806+33
−33
(+52)2 − 0
(+2−0=0)
100.0%
2.0 / 2
0.3%
+INF
–   Crafty 24.1 64-bit2804+22
−22
(+50)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   Rodent 1.6 64-bit2802+31
−31
(+48)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.4%
+48
–   Rhetoric 1.4.3 64-bit2800+14
−14
(+46)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−111
–   Cheng4 0.36c 64-bit2799+18
−18
(+45)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.0%
−73
–   Pedone 1.1 64-bit2798+24
−24
(+44)4 − 7
(+2−5=4)
36.4%
4.0 / 11
0.1%
−38
–   Hiarcs Paderborn 20072797+18
−18
(+43)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   GnuCheese 1.00 64-bit2795+16
−16
(+41)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
−54
–   Zurichess Luzern 64-bit2794+24
−24
(+40)7.5 − 8.5
(+2−3=11)
46.9%
7.5 / 16
0.4%
+24
–   Loop 13.6 (Loop 2007) 64-bit2788+17
−17
(+34)22.5 − 29.5
(+11−18=23)
43.3%
22.5 / 52
0.2%
−6
–   Atlas 3.70em 64-bit2788+22
−22
(+34)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.7%
+34
–   Texel 1.01 64-bit2788+21
−21
(+34)15 − 21
(+9−15=12)
41.7%
15.0 / 36
0.6%
−23
–   Bobcat 6.4b 64-bit2788+24
−24
(+34)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
1.2%
−33
–   Rodent 1.5 64-bit2786+21
−21
(+32)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
1.1%
−110
–   The Baron 3.29 64-bit2786+18
−18
(+32)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.5%
−35
–   Pawny 1.2 64-bit2784+16
−16
(+30)6 − 8
(+4−6=4)
42.9%
6.0 / 14
0.5%
−15
–   Arasan 16.3 64-bit2783+28
−28
(+29)6.5 − 5.5
(+4−3=5)
54.2%
6.5 / 12
4.0%
+53
–   Glaurung 2.2 64-bit2782+16
−16
(+28)3 − 3
(+1−1=4)
50.0%
3.0 / 6
1.0%
+34
–   Scorpio 2.7.6 64-bit2782+17
−17
(+28)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
1.0%
+87
–   Gaviota 0.86 64-bit2782+21
−21
(+28)8 − 4
(+7−3=2)
66.7%
8.0 / 12
2.1%
+155
–   Octochess r5506 64-bit2781+19
−19
(+27)7.5 − 4.5
(+6−3=3)
62.5%
7.5 / 12
1.6%
+114
–   Jonny 4.002781+12
−12
(+27)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.4%
−INF
–   Bright 0.5c2779+13
−13
(+25)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
1.0%
−60
–   Scorpio 2.7.5 64-bit2779+27
−27
(+25)2 − 4
(+2−4=0)
33.3%
2.0 / 6
6.6%
−124
–   Naraku 1.42777+17
−16
(+23)7 − 9
(+5−7=4)
43.8%
7.0 / 16
2.8%
−20
–   EXchess 7.31b 64-bit2777+27
−27
(+23)1 − 1
(+0−0=2)
50.0%
1.0 / 2
7.9%
+23
–   Frenzee 3.5.19 64-bit2776+15
−15
(+22)22 − 32
(+14−24=16)
40.7%
22.0 / 54
2.2%
−36
–   Rhetoric 1.4.1 64-bit2776+17
−18
(+22)5 − 7
(+2−4=6)
41.7%
5.0 / 12
3.4%
−26
–   EXchess 7.18b 64-bit2775+23
−23
(+21)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
7.4%
+304
–   EXchess 7.26b 64-bit2773+27
−27
(+19)4.5 − 5.5
(+4−5=1)
45.0%
4.5 / 10
12.6%
−23
–   Octochess r5190 64-bit2773+15
−14
(+19)10.5 − 7.5
(+6−3=9)
58.3%
10.5 / 18
5.0%
+72
–   Crafty 24.0 64-bit2772+28
−28
(+18)2 − 4
(+0−2=4)
33.3%
2.0 / 6
14.0%
−71
–   Dirty 20Apr2013 64-bit2770+16
−16
(+16)9.5 − 8.5
(+6−5=7)
52.8%
9.5 / 18
8.9%
+30
–   Twisted Logic 20100131x 64-bit2768+17
−18
(+14)5 − 3
(+4−2=2)
62.5%
5.0 / 8
13.4%
+101
–   Zurichess Jura 64-bit2765+25
−25
(+11)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
24.1%
−146
–   SmarThink 1.20 64-bit2764+18
−18
(+10)2 − 4
(+1−3=2)
33.3%
2.0 / 6
22.3%
−100
–   BugChess2 1.9 64-bit2764+15
−15
(+10)31 − 27
(+21−17=20)
53.4%
31.0 / 58
18.2%
+36
–   NirvanaChess 1.4 64-bit2763+31
−31
(+9)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
30.4%
−26
–   Rodent 1.4 64-bit2760+23
−23
(+6)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
35.8%
−151
–   GNU Chess 5.50 64-bit2758+19
−19
(+4)7 − 9
(+5−7=4)
43.8%
7.0 / 16
39.7%
−34
–   Ktulu 92754+13
−13
(0)5.5 − 10.5
(+2−7=7)
34.4%
5.5 / 16
52.6%
−103
–   Laser 1.1 64-bit2754+27
−27
(0)2 − 0
(+2−0=0)
100.0%
2.0 / 2
51.8%
+INF
–   Dirty 05Sep2012 64-bit2753+23
−23
(−1)3.5 − 2.5
(+1−0=5)
58.3%
3.5 / 6
52.5%
+30
–   Andscacs 0.64 64-bit2751+25
−25
(−3)6.5 − 1.5
(+5−0=3)
81.3%
6.5 / 8
58.7%
+207
–   Cheng4 0.36a 64-bit2748+30
−30
(−6)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
64.6%
−148
–   NirvanaChess 1.3 64-bit2748+31
−31
(−6)1 − 1
(+0−0=2)
50.0%
1.0 / 2
63.1%
−6
–   Crafty 23.5 64-bit2747+28
−28
(−7)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
67.1%
−142
–   Amoeba 2.3 64-bit2746+28
−28
(−8)1 − 1
(+1−1=0)
50.0%
1.0 / 2
68.5%
−8
–   Rodent 1.3 64-bit2741+28
−29
(−13)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
78.9%
+143
–   Arasan 16.2 64-bit2741+33
−33
(−13)2 − 0
(+2−0=0)
100.0%
2.0 / 2
75.7%
+INF
–   Chronos 1.9.9 64-bit2738+14
−14
(−16)32 − 31
(+21−20=22)
50.8%
32.0 / 63
93.2%
−9
–   Crafty 23.4 64-bit2735+28
−28
(−19)1 − 1
(+1−1=0)
50.0%
1.0 / 2
87.6%
−19
–   Pedone 1.0 64-bit2735+27
−27
(−19)2 − 0
(+2−0=0)
100.0%
2.0 / 2
88.3%
+INF
–   Arasan 15.6 64-bit2729+30
−30
(−25)2 − 2
(+1−1=2)
50.0%
2.0 / 4
92.1%
−25
–   DiscoCheck 3.7.1 64-bit2729+30
−30
(−25)1.5 − 4.5
(+0−3=3)
25.0%
1.5 / 6
92.3%
−164
–   Deuterium 13.1.31.113 64-bit2729+26
−26
(−25)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
94.6%
−182
–   ProDeo 2.22727+19
−19
(−27)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
98.3%
+130
–   Godel 3.4.9 64-bit2727+14
−14
(−27)14.5 − 5.5
(+11−2=7)
72.5%
14.5 / 20
99.4%
+125
–   Bobcat 3.25 64-bit2725+17
−17
(−29)12 − 10
(+7−5=10)
54.5%
12.0 / 22
99.4%
+2
–   Tucano 6.00 64-bit2724+16
−16
(−30)2 − 2
(+1−1=2)
50.0%
2.0 / 4
99.5%
−30
–   Amoeba 2.0 64-bit2723+27
−28
(−31)4.5 − 5.5
(+0−1=9)
45.0%
4.5 / 10
97.3%
−55
–   EXchess 7.03b 64-bit2722+32
−32
(−32)3 − 1
(+3−1=0)
75.0%
3.0 / 4
95.9%
+202
–   Octochess r4984 64-bit2719+32
−32
(−35)1 − 1
(+1−1=0)
50.0%
1.0 / 2
97.3%
−35
–   Arasan 15.1 64-bit2718+32
−32
(−36)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
97.6%
+35
–   Cheng4 0.35a 64-bit2718+30
−30
(−36)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
98.0%
+120
–   Hakkapeliitta 2.0 64-bit2714+24
−25
(−40)2 − 0
(+2−0=0)
100.0%
2.0 / 2
99.6%
+INF
–   EXchess 6.50b 64-bit2713+32
−32
(−41)2 − 2
(+1−1=2)
50.0%
2.0 / 4
98.8%
−60
–   Rhetoric 1.4 64-bit2712+28
−28
(−42)2 − 4
(+2−4=0)
33.3%
2.0 / 6
99.5%
−187
–   Carballo 1.6 64-bit2710+26
−26
(−44)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
99.8%
+42
–   Amoeba 2.1 64-bit2710+29
−29
(−44)6 − 4
(+5−3=2)
60.0%
6.0 / 10
99.5%
+34
–   Amoeba 1.4 64-bit2706+27
−27
(−48)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
99.9%
−79
–   iCE 1.0 64-bit2706+17
−17
(−48)5 − 5
(+4−4=2)
50.0%
5.0 / 10
100.0%
−42
–   Chess Tiger 2007.12704+10
−10
(−50)5 − 5
(+3−3=4)
50.0%
5.0 / 10
100.0%
−50
–   Dirty 23Mar2012 64-bit2702+31
−31
(−52)2 − 0
(+2−0=0)
100.0%
2.0 / 2
99.8%
+INF
–   Scorpio 2.7 64-bit2702+27
−27
(−52)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
99.9%
−209
–   NirvanaChess 1.2 64-bit2701+30
−31
(−53)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
99.9%
+89
–   Pawny 1.1 64-bit2701+21
−21
(−53)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−210
–   Chessmaster 11 Aiglos II2701+20
−20
(−53)2 − 4
(+1−3=2)
33.3%
2.0 / 6
100.0%
−159
–   Gaviota 0.85.1 64-bit2698+23
−23
(−56)23.5 − 14.5
(+18−9=11)
61.8%
23.5 / 38
100.0%
+29
–   ProDeo 1.812698+32
−32
(−56)3 − 1
(+2−0=2)
75.0%
3.0 / 4
99.9%
+112
–   Octochess r4741 64-bit2697+32
−32
(−57)3 − 1
(+3−1=0)
75.0%
3.0 / 4
99.9%
+186
–   WyldChess 1.51 64-bit2697+22
−22
(−57)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
100.0%
−20
–   Rhetoric 1.2 64-bit2695+25
−25
(−59)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−59
–   Chessmaster 11 Conqueror2691+21
−21
(−63)3 − 5
(+1−3=4)
37.5%
3.0 / 8
100.0%
−150
–   Amoeba 1.3 64-bit2689+32
−32
(−65)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
100.0%
+106
–   Zurichess Graubuenden 64-bit2689+25
−25
(−65)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
100.0%
−100
–   Delfi 5.42687+12
−12
(−67)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Cheese 1.8 64-bit2683+20
−20
(−71)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   ProDeo 2.02682+21
−21
(−72)6.5 − 5.5
(+5−4=3)
54.2%
6.5 / 12
100.0%
−48
–   Daydreamer 1.75 64-bit2679+17
−17
(−75)7.5 − 4.5
(+4−1=7)
62.5%
7.5 / 12
100.0%
−6
–   Arminius 2017-01-01 64-bit2678+20
−20
(−76)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
100.0%
−44
–   Tucano 5.00 64-bit2678+18
−18
(−76)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−171
–   Rodent 1.0 64-bit2677+27
−27
(−77)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−77
–   Cheese 1.7 64-bit2677+22
−21
(−77)1 − 1
(+0−0=2)
50.0%
1.0 / 2
100.0%
−77
–   Deuterium 12.01.30.1070 64-bit2676+27
−27
(−78)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
100.0%
+16
–   ProDeo 1.852674+28
−28
(−80)1 − 3
(+0−2=2)
25.0%
1.0 / 4
100.0%
−229
–   RedQueen 1.1.3 64-bit2670+29
−30
(−84)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−226
–   LoopList 6.002664+25
−25
(−90)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−232
–   The Baron 2.23 64-bit2656+23
−23
(−98)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Philou 3.7.1 64-bit2653+14
−14
(−101)9.5 − 4.5
(+8−3=3)
67.9%
9.5 / 14
100.0%
+31
–   Arasan 14.1 64-bit2652+32
−32
(−102)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Rotor 0.7a2642+23
−23
(−112)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−112
–   Cheng3 1.07 64-bit2635+21
−21
(−119)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−119
–   Alfil 12 MT2632+24
−24
(−122)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   RedQueen 1.1.1 64-bit2625+28
−28
(−129)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+13
–   GreKo 2015-ML 64-bit2609+25
−25
(−145)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
−44
–   Rodent 0.16 64-bit2603+30
−30
(−151)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+131
–   Glass 1.9 64-bit2593+31
−31
(−161)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
−4
–   Ethereal 8.05 64-bit2592+29
−30
(−162)9 − 1
(+8−0=2)
90.0%
9.0 / 10
100.0%
+162
–   Counter 2.1.0 64-bit2574+27
−27
(−180)4 − 2
(+4−2=0)
66.7%
4.0 / 6
100.0%
−30
–   Rodin 5.12543+31
−31
(−211)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF

Rating changes by day

Rating changes with played games


Created in 2005-2013 by CCRL team
Last games added on February 17, 2018