CCRL 40/40
Downloads and Statistics
October 19, 2019
Testing summary:
Total: 1'092'341 games
played by 2'556 programs
149261 CPU days (X2 4600+)

White wins: 378'952 (34.7%)
Black wins: 281'710 (25.8%)
Draws: 431'679 (39.5%)
White score: 54.5%

Engine Details

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Show each game results
Bison 9.11 32-bit (2729+14
−14
)Quote
Author: Ivan Bonkin (Russia) Link: Download Page
This is one of the 5 Bison versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Critter 1.01 32-bit3020+19
−18
(+291)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
+1
–   Stockfish 2.0.1 32-bit3013+17
−17
(+284)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
–   Stockfish 1.7.1 64-bit3010+22
−22
(+281)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Stockfish 1.8 32-bit2989+18
−18
(+260)2 − 2
(+0−0=4)
50.0%
2.0 / 4
0.0%
+260
–   Stockfish 1.7.1 32-bit2978+17
−17
(+249)10 − 58
(+3−51=14)
14.7%
10.0 / 68
0.0%
−30
–   Stockfish 1.6.3 64-bit2966+20
−20
(+237)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   Rybka 2.3.2a 64-bit2962+11
−11
(+233)1 − 2
(+0−1=2)
33.3%
1.0 / 3
0.0%
+127
–   Critter 0.80 32-bit2923+16
−16
(+194)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
–   Komodo 1.0 64-bit2922+14
−14
(+193)0.5 − 4.5
(+0−4=1)
10.0%
0.5 / 5
0.0%
−143
–   Komodo 1.3 32-bit2918+16
−16
(+189)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
–   Spike 1.4 Leiden2915+8
−8
(+186)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−104
–   Rybka 2.3.2a 32-bit2913+9
−9
(+184)7 − 23
(+0−16=14)
23.3%
7.0 / 30
0.0%
+19
–   Komodo 1.2 32-bit2897+14
−14
(+168)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.0%
+98
–   Protector 1.4.0 32-bit2879+11
−11
(+150)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
–   Critter 0.70 32-bit2878+20
−20
(+149)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.0%
−86
–   Gull 1.2 32-bit2877+12
−12
(+148)3.5 − 4.5
(+1−2=5)
43.8%
3.5 / 8
0.0%
+116
–   Hannibal 1.1 32-bit2873+14
−14
(+144)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−139
–   Gull 0.12a 32-bit2871+21
−21
(+142)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−141
–   Komodo 1.0 32-bit2869+16
−16
(+140)10 − 24
(+4−18=12)
29.4%
10.0 / 34
0.0%
+3
–   Thinker 5.4d Inert 64-bit2866+16
−16
(+137)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−13
–   Spark 1.0 32-bit2865+11
−11
(+136)3 − 1
(+2−0=2)
75.0%
3.0 / 4
0.0%
+286
–   Doch 1.3.4 32-bit2858+22
−22
(+129)11 − 19
(+5−13=12)
36.7%
11.0 / 30
0.0%
+43
–   Thinker 5.4d Inert 32-bit2857+10
−10
(+128)12 − 34
(+3−25=18)
26.1%
12.0 / 46
0.0%
−29
–   Gull 0.11a 32-bit2848+20
−21
(+119)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+119
–   Booot 5.1.02844+10
−10
(+115)2 − 3
(+1−2=2)
40.0%
2.0 / 5
0.0%
+56
–   Critter 0.60 64-bit2841+25
−25
(+112)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−45
–   Protector 1.3.4 64-bit2841+24
−24
(+112)1 − 4
(+0−3=2)
20.0%
1.0 / 5
0.0%
−78
–   Spark 0.3 64-bit2836+18
−18
(+107)2 − 3
(+1−2=2)
40.0%
2.0 / 5
0.0%
+39
–   Critter 0.60 32-bit2831+23
−23
(+102)10.5 − 23.5
(+5−18=11)
30.9%
10.5 / 34
0.0%
−28
–   Protector 1.3.5 32-bit2831+15
−15
(+102)4 − 6
(+2−4=4)
40.0%
4.0 / 10
0.0%
+35
–   Grapefruit 1.0 32-bit2827+9
−9
(+98)13 − 30
(+5−22=16)
30.2%
13.0 / 43
0.0%
−31
–   Protector 1.3.4 32-bit2825+15
−15
(+96)13 − 22
(+6−15=14)
37.1%
13.0 / 35
0.0%
+13
–   Spark 0.4 32-bit2822+16
−16
(+93)2.5 − 5.5
(+0−3=5)
31.3%
2.5 / 8
0.0%
−8
–   Deep Junior 11.2 32-bit2818+21
−21
(+89)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   Toga II 3.1.2SE2817+17
−17
(+88)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+57
–   Critter 0.52b 64-bit2807+31
−31
(+78)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+78
–   Protector 1.3.1b 32-bit2803+23
−23
(+74)11.5 − 18.5
(+6−13=11)
38.3%
11.5 / 30
0.0%
−1
–   Hannibal 1.0a 32-bit2802+12
−12
(+73)3 − 7
(+0−4=6)
30.0%
3.0 / 10
0.0%
−38
–   Spark 0.3a 32-bit2800+17
−17
(+71)3 − 1
(+2−0=2)
75.0%
3.0 / 4
0.0%
+228
–   Spark 0.3 32-bit2798+16
−16
(+69)11.5 − 18.5
(+4−11=15)
38.3%
11.5 / 30
0.0%
−3
–   Doch 09.980 32-bit2796+19
−19
(+67)10 − 20
(+4−14=12)
33.3%
10.0 / 30
0.0%
−42
–   Onno 1.2.70 32-bit2787+18
−18
(+58)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+58
–   MinkoChess 1.2 32-bit2783+14
−14
(+54)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Jonny 4.002780+11
−11
(+51)13.5 − 10.5
(+8−5=11)
56.3%
13.5 / 24
0.0%
+88
–   Bright 0.5c2779+12
−12
(+50)16 − 23
(+7−14=18)
41.0%
16.0 / 39
0.0%
−4
–   Naraku 1.42776+16
−16
(+47)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
0.0%
−76
–   Critter 0.52b 32-bit2774+30
−30
(+45)4 − 3
(+3−2=2)
57.1%
4.0 / 7
0.4%
+91
–   Loop 13.6 (Loop 2007) 32-bit2774+10
−10
(+45)16 − 21
(+8−13=16)
43.2%
16.0 / 37
0.0%
0
–   Twisted Logic 20100131x 64-bit2768+17
−17
(+39)1 − 4
(+1−4=0)
20.0%
1.0 / 5
0.0%
−250
–   Ktulu 92755+12
−12
(+26)8 − 6
(+6−4=4)
57.1%
8.0 / 14
0.2%
+74
–   Scorpio 2.7 32-bit2750+20
−20
(+21)18 − 16
(+12−10=12)
52.9%
18.0 / 34
3.9%
+40
–   SmarThink 1.20 32-bit2748+16
−16
(+19)5.5 − 9.5
(+2−6=7)
36.7%
5.5 / 15
3.7%
−64
–   Spike 1.2 Turin2746+7
−7
(+17)20.5 − 22.5
(+11−13=19)
47.7%
20.5 / 43
1.2%
+2
–   MinkoChess 1.0 32-bit2745+32
−32
(+16)3 − 3
(+2−2=2)
50.0%
3.0 / 6
18.0%
+23
–   Tornado 4.4 32-bit2745+23
−23
(+16)10.5 − 19.5
(+6−15=9)
35.0%
10.5 / 30
11.6%
−85
–   MinkoChess 1.1 32-bit2741+27
−27
(+12)5 − 5
(+3−3=4)
50.0%
5.0 / 10
20.3%
+12
–   Chronos 1.9.9 32-bit2741+17
−16
(+12)26.5 − 32.5
(+16−22=21)
44.9%
26.5 / 59
12.4%
−19
–   Twisted Logic 20100131x 32-bit2740+18
−18
(+11)27 − 19
(+15−7=24)
58.7%
27.0 / 46
15.9%
+60
–   Critter 0.52 32-bit2737+31
−31
(+8)8.5 − 12.5
(+3−7=11)
40.5%
8.5 / 21
32.2%
−49
–   BugChess2 1.9 32-bit2734+21
−21
(+5)8 − 15
(+5−12=6)
34.8%
8.0 / 23
34.3%
−98
–   Crafty 23.4 32-bit2734+19
−19
(+5)22 − 22
(+13−13=18)
50.0%
22.0 / 44
34.2%
+5
–   Frenzee 3.5.19 32-bit2720+32
−32
(−9)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
69.7%
+58
–   Crafty 23.3 32-bit2717+32
−32
(−12)2 − 3
(+1−2=2)
40.0%
2.0 / 5
74.7%
−79
–   Critter 0.42 32-bit2707+25
−25
(−22)3 − 1
(+2−0=2)
75.0%
3.0 / 4
93.2%
+128
–   Chess Tiger 2007.12705+10
−10
(−24)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
99.7%
+29
–   Chessmaster 11 Aiglos II2702+20
−20
(−27)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
98.6%
−184
–   BugChess2 1.7 32-bit2699+22
−22
(−30)11 − 7
(+7−3=8)
61.1%
11.0 / 18
98.9%
+40
–   Chessmaster 11 Conqueror2698+19
−19
(−31)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
99.5%
+126
–   Booot 4.15.12698+30
−30
(−31)9.5 − 8.5
(+6−5=7)
52.8%
9.5 / 18
97.0%
−14
–   Scorpio 2.6 32-bit2697+32
−32
(−32)4 − 6
(+2−4=4)
40.0%
4.0 / 10
96.3%
−90
–   Frenzee Feb08 32-bit2696+13
−13
(−33)4 − 2
(+2−0=4)
66.7%
4.0 / 6
100.0%
+56
–   Chessmaster 11 Archangel2696+21
−21
(−33)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
99.5%
−190
–   Crafty 23.2 32-bit2696+32
−32
(−33)3.5 − 4.5
(+3−4=1)
43.8%
3.5 / 8
96.8%
−78
–   Fruit 2.12695+25
−25
(−34)18 − 14
(+11−7=14)
56.3%
18.0 / 32
99.0%
+8
–   Booot 4.15.02694+14
−14
(−35)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+107
–   Delfi 5.42690+11
−12
(−39)9.5 − 10.5
(+6−7=7)
47.5%
9.5 / 20
100.0%
−52
–   Crafty 23.1 32-bit2688+18
−18
(−41)17 − 21
(+8−12=18)
44.7%
17.0 / 38
100.0%
−69
–   Chessmaster 11 Toxic2683+20
−20
(−46)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−188
–   Chessmaster 11 Leonidas2682+21
−21
(−47)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+95
–   Naraku 1.312676+30
−30
(−53)8 − 4
(+5−1=6)
66.7%
8.0 / 12
99.9%
+45
–   Deuterium 10.01.27.2132669+22
−22
(−60)3 − 2
(+2−1=2)
60.0%
3.0 / 5
100.0%
−2
–   Daydreamer 1.75 32-bit2669+17
−17
(−60)24 − 19
(+14−9=20)
55.8%
24.0 / 43
100.0%
−25
–   Dirty 25Aug2011 32-bit2668+23
−23
(−61)4.5 − 7.5
(+1−4=7)
37.5%
4.5 / 12
100.0%
−135
–   Movei 00.8.438 (10 10 10)2667+11
−11
(−62)28 − 16
(+20−8=16)
63.6%
28.0 / 44
100.0%
+29
–   Chessmaster 112665+12
−12
(−64)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+79
–   Scorpio 2.5 32-bit2664+32
−32
(−65)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+223
–   Alaric 7072661+12
−11
(−68)21 − 16
(+16−11=10)
56.8%
21.0 / 37
100.0%
−20
–   Bobcat 2.75 32-bit2660+24
−24
(−69)11 − 3
(+9−1=4)
78.6%
11.0 / 14
100.0%
+135
–   BugChess2 1.6.4 32-bit2658+22
−22
(−71)7.5 − 4.5
(+5−2=5)
62.5%
7.5 / 12
100.0%
+6
–   E.T. Chess 13.01.082650+13
−13
(−79)11 − 7
(+8−4=6)
61.1%
11.0 / 18
100.0%
−3
–   Cyrano 0.6b17 32-bit2649+14
−14
(−80)6.5 − 5.5
(+5−4=3)
54.2%
6.5 / 12
100.0%
−48
–   Gaviota 0.83 64-bit 4CPU2648+25
−25
(−81)37 − 13
(+31−7=12)
74.0%
37.0 / 50
100.0%
+94
–   CM10th Ogre2646+23
−23
(−83)6 − 2
(+4−0=4)
75.0%
6.0 / 8
100.0%
+63
–   Colossus 2008b2644+13
−13
(−85)29.5 − 19.5
(+20−10=19)
60.2%
29.5 / 49
100.0%
−17
–   Chronos 1.9.72641+20
−20
(−88)7 − 9
(+3−5=8)
43.8%
7.0 / 16
100.0%
−125
–   CM10th Guardian2639+26
−26
(−90)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+193
–   RedQueen 1.0.0 32-bit2638+24
−24
(−91)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−91
–   Slow Chess Blitz WV2.12637+12
−12
(−92)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+198
–   CM10th Warrior2634+25
−25
(−95)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+55
–   WildCat 82630+13
−13
(−99)7.5 − 8.5
(+5−6=5)
46.9%
7.5 / 16
100.0%
−121
–   RedQueen 1.1.1 64-bit2626+28
−28
(−103)13.5 − 6.5
(+11−4=5)
67.5%
13.5 / 20
100.0%
+24
–   Deuterium 11.01.28.1592620+20
−20
(−109)14 − 4
(+11−1=6)
77.8%
14.0 / 18
100.0%
+80
–   Hamsters 0.7.12619+14
−14
(−110)13 − 7
(+11−5=4)
65.0%
13.0 / 20
100.0%
+4
–   Tornado 3.6.7 32-bit2615+32
−32
(−114)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−103
–   Pharaon 3.5.12614+13
−13
(−115)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+42
–   Dirty 24Apr2011 32-bit2614+29
−29
(−115)8 − 1
(+7−0=2)
88.9%
8.0 / 9
100.0%
+195
–   Alfil 8.1.12601+14
−14
(−128)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+155
–   Deuterium 09.01.26.4922600+23
−23
(−129)10 − 6
(+7−3=6)
62.5%
10.0 / 16
100.0%
−43
–   Sloppy 0.2.2 32-bit2600+14
−14
(−129)25.5 − 6.5
(+21−2=9)
79.7%
25.5 / 32
100.0%
+86
–   The Baron 2.23 32-bit2595+17
−17
(−134)9.5 − 4.5
(+7−2=5)
67.9%
9.5 / 14
100.0%
−11
–   Amyan 1.722591+12
−12
(−138)11.5 − 7.5
(+8−4=7)
60.5%
11.5 / 19
100.0%
−69
–   Rotor 0.62590+16
−16
(−139)11.5 − 4.5
(+10−3=3)
71.9%
11.5 / 16
100.0%
+25
–   Petir 4.9999992580+16
−15
(−149)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   RedQueen 0.9.8 32-bit2577+22
−22
(−152)5 − 3
(+4−2=2)
62.5%
5.0 / 8
100.0%
−62
–   Scorpio 2.2 32-bit2570+28
−28
(−159)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
–   N2 0.4 32-bit2569+18
−18
(−160)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+67
–   Brutus 8.05 32-bit2567+17
−17
(−162)11 − 1
(+10−0=2)
91.7%
11.0 / 12
100.0%
+198
–   Rotor 0.52566+17
−17
(−163)4.5 − 3.5
(+2−1=5)
56.3%
4.5 / 8
100.0%
−126
–   Arasan 12.3 32-bit2565+24
−24
(−164)6 − 2
(+4−0=4)
75.0%
6.0 / 8
100.0%
−17
–   Bobcat 20110220 32-bit2562+33
−33
(−167)1 − 1
(+0−0=2)
50.0%
1.0 / 2
100.0%
−167
–   Dirty 11D-272561+27
−27
(−168)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
–   Francesca MAD 0.192558+15
−15
(−171)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
–   Tornado 3.42a 32-bit2549+32
−32
(−180)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+102
–   Dirty ACCA4 32-bit2543+33
−33
(−186)4 − 1
(+3−0=2)
80.0%
4.0 / 5
100.0%
+14
–   AnMon 5.752539+15
−15
(−190)7 − 1
(+6−0=2)
87.5%
7.0 / 8
100.0%
+97

Rating changes by day

Rating changes with played games


Created in 2005-2013 by CCRL team
Last games added on October 19, 2019