CCRL 40/15
Downloads and Statistics
November 16, 2024
Testing summary:
Total: 1'967'497 games
played by 3'973 programs

White wins: 610'660 (31.0%)
Black wins: 425'811 (21.6%)
Draws: 931'026 (47.3%)
White score: 54.7%

Engine Details

Options
Show each game results
Rybka 1.0 64-bit (2832+10
−10		)Quote
Author: Vasik Rajlich (USA) Link: Homepage
Information: There is some debate in the chess community about whether or not early versions of the Rybka engine contain parts of Fruit code
This is one of the 27 Rybka versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Motor 0.2.0 64-bit3128+20
−20		(+296)3 − 15
(+2−14=2)		16.7%
3.0 / 18
0.0%
+5
–   Ippolit 032424 64-bit3065+21
−21		(+233)2.5 − 21.5
(+1−20=3)		10.4%
2.5 / 24
0.0%
−112
–   Patricia 1.0 64-bit3040+19
−19		(+208)5.5 − 12.5
(+3−10=5)		30.6%
5.5 / 18
0.0%
+57
–   Sirius 6.0 64-bit2964+18
−18		(+132)11 − 25
(+7−21=8)
30.6%
11.0 / 36
0.0%
−28
–   Cheese 3.1.0 64-bit2931+18
−18		(+99)10 − 10
(+6−6=8)		50.0%
10.0 / 20
0.0%
+98
–   Rybka 1.2 64-bit2928+14
−14		(+96)10.5 − 21.5
(+3−14=15)
32.8%
10.5 / 32
0.0%
−23
–   Reckless 0.4.0 64-bit2927+16
−16		(+95)7.5 − 8.5
(+5−6=5)		46.9%
7.5 / 16
0.0%
+65
–   Cheese 3.2.1 64-bit2922+16
−16		(+90)6.5 − 29.5
(+2−25=9)
18.1%
6.5 / 36
0.0%
−157
–   Arasan 18.2 64-bit2920+21
−21		(+88)4.5 − 5.5
(+3−4=3)		45.0%
4.5 / 10
0.0%
+38
–   DiscoCheck 5.2 64-bit2918+15
−15		(+86)2.5 − 7.5
(+1−6=3)		25.0%
2.5 / 10
0.0%
−107
–   iCE 2.0 64-bit2909+15
−15		(+77)5 − 5
(+2−2=6)		50.0%
5.0 / 10
0.0%
+72
–   Demolito 2017-08-26 64-bit2908+17
−17		(+76)1 − 7
(+1−7=0)		12.5%
1.0 / 8
0.0%
−303
–   Topple 0.7.1 64-bit2904+21
−21		(+72)4.5 − 3.5
(+3−2=3)		56.3%
4.5 / 8
0.0%
+122
–   Stash 23.0 64-bit2903+21
−21		(+71)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
0.0%
+13
–   Vajolet2 1.44 64-bit2892+26
−26		(+60)6 − 4
(+3−1=6)		60.0%
6.0 / 10
0.0%
+124
–   Amoeba 2.5 64-bit2889+20
−20		(+57)7 − 9
(+4−6=6)		43.8%
7.0 / 16
0.0%
+13
–   The Baron 3.44 64-bit2886+9
−9		(+54)4 − 4
(+2−2=4)		50.0%
4.0 / 8
0.0%
+54
–   Scorpio 2.7.9 64-bit2883+22
−22		(+51)5 − 5
(+4−4=2)		50.0%
5.0 / 10
0.0%
+45
–   Wahoo 3.0.0 64-bit2882+19
−19		(+50)11.5 − 8.5
(+8−5=7)		57.5%
11.5 / 20
0.0%
+108
–   Vajolet2 1.45 64-bit2882+17
−17		(+50)7.5 − 2.5
(+6−1=3)		75.0%
7.5 / 10
0.0%
+236
–   Francesca MAD 0.27 64-bit2880+21
−21		(+48)2 − 4
(+1−3=2)		33.3%
2.0 / 6
0.0%
−83
–   Arasan 18.0 64-bit2879+21
−21		(+47)3 − 7
(+2−6=2)		30.0%
3.0 / 10
0.0%
−114
–   Crafty 25.0 64-bit2878+17
−17		(+46)4.5 − 5.5
(+2−3=5)		45.0%
4.5 / 10
0.0%
+13
–   Gaviota 1.0 64-bit2875+9
−9		(+43)4.5 − 5.5
(+2−3=5)		45.0%
4.5 / 10
0.0%
+9
–   Marvin 3.3.2 64-bit2874+18
−18		(+42)4.5 − 7.5
(+2−5=5)		37.5%
4.5 / 12
0.0%
−53
–   EXchess 7.92b 64-bit2868+19
−19		(+36)5 − 5
(+2−2=6)		50.0%
5.0 / 10
0.0%
+36
–   Tucano 7.06 64-bit2867+17
−17		(+35)10 − 10
(+4−4=12)		50.0%
10.0 / 20
0.0%
+35
–   Rodent 1.7 64-bit2865+16
−16		(+33)6 − 4
(+4−2=4)		60.0%
6.0 / 10
0.0%
+101
–   Andscacs 0.70 64-bit2863+22
−22		(+31)5 − 5
(+2−2=6)		50.0%
5.0 / 10
0.6%
+26
–   Protej 0.6.2 64-bit2861+19
−19		(+29)14 − 10
(+9−5=10)		58.3%
14.0 / 24
0.5%
+94
–   Atlas 3.80 64-bit2861+12
−12		(+29)6 − 4
(+4−2=4)		60.0%
6.0 / 10
0.0%
+100
–   Kobra 1.0a 64-bit2860+22
−22		(+28)9 − 17
(+6−14=6)		34.6%
9.0 / 26
1.0%
−95
–   Vajolet2 1.28 64-bit2859+19
−19		(+27)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
0.7%
−109
–   Frozenight 3.0.0 64-bit2858+18
−18		(+26)10.5 − 5.5
(+7−2=7)		65.6%
10.5 / 16
0.8%
+140
–   Tornado 8.0 64-bit2858+10
−10		(+26)7 − 3
(+5−1=4)		70.0%
7.0 / 10
0.0%
+174
–   Arasan 17.5 64-bit2855+21
−21		(+23)4.5 − 5.5
(+2−3=5)		45.0%
4.5 / 10
2.8%
−14
–   The Baron 3.43 64-bit2854+21
−21		(+22)6 − 4
(+3−1=6)		60.0%
6.0 / 10
3.1%
+86
–   Lynx 1.5.1 64-bit2851+21
−21		(+19)10.5 − 9.5
(+8−7=5)		52.5%
10.5 / 20
5.6%
+36
–   The Baron 3.41 64-bit2850+19
−19		(+18)4.5 − 5.5
(+2−3=5)		45.0%
4.5 / 10
5.2%
−13
–   Asymptote 0.6.3 64-bit2850+21
−21		(+18)4 − 6
(+3−5=2)		40.0%
4.0 / 10
7.2%
−70
–   Avalanche 1.1.0 64-bit2850+21
−21		(+18)6.5 − 5.5
(+4−3=5)		54.2%
6.5 / 12
5.8%
+46
–   Pedone 1.3 64-bit2848+20
−20		(+16)6 − 4
(+4−2=4)		60.0%
6.0 / 10
8.4%
+96
–   Counter 3.2 64-bit2847+16
−16		(+15)7 − 9
(+4−6=6)		43.8%
7.0 / 16
5.9%
−32
–   Winter 0.4a 64-bit2846+20
−20		(+14)4.5 − 7.5
(+2−5=5)		37.5%
4.5 / 12
11.4%
−76
–   Tucano 7.05 64-bit2845+22
−22		(+13)4 − 6
(+1−3=6)		40.0%
4.0 / 10
14.3%
−54
–   Scorpio 2.7.8 64-bit2844+22
−22		(+12)4 − 6
(+2−4=4)		40.0%
4.0 / 10
16.7%
−62
–   Fizbo 1.2 64-bit2842+21
−21		(+10)3.5 − 6.5
(+1−4=5)		35.0%
3.5 / 10
20.6%
−90
–   Texel 1.02 64-bit2841+21
−21		(+9)8 − 2
(+8−2=0)		80.0%
8.0 / 10
22.2%
+292
–   SmarThink 1.50 64-bit2841+21
−21		(+9)4.5 − 5.5
(+1−2=7)		45.0%
4.5 / 10
22.5%
−24
–   DisasterArea 1.542841+22
−22		(+9)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
22.6%
+130
–   Pedone 1.2 64-bit2839+21
−21		(+7)6 − 4
(+4−2=4)		60.0%
6.0 / 10
26.7%
+78
–   NirvanaChess 1.5 64-bit2833+22
−22		(+1)6.5 − 3.5
(+4−1=5)		65.0%
6.5 / 10
48.4%
+101
–   Motor 0.1.0 64-bit2832+20
−20		(0)7.5 − 16.5
(+5−14=5)		31.3%
7.5 / 24
50.9%
−157
–   SmarThink 1.40 64-bit2831+28
−28		(−1)7.5 − 2.5
(+6−1=3)		75.0%
7.5 / 10
52.4%
+185
–   Minic 1.09 64-bit2831+22
−22		(−1)9 − 5
(+7−3=4)		64.3%
9.0 / 14
52.9%
+118
–   Tornado 6.0 64-bit2831+18
−18		(−1)5.5 − 4.5
(+5−4=1)		55.0%
5.5 / 10
55.5%
+44
–   chess22k 1.6 64-bit2829+22
−22		(−3)5 − 5
(+2−2=6)		50.0%
5.0 / 10
59.1%
−7
–   Tornado 7.0 64-bit2827+16
−16		(−5)4.5 − 5.5
(+1−2=7)		45.0%
4.5 / 10
70.0%
−38
–   Shallow 5 64-bit2827+12
−12		(−5)10 − 10
(+7−7=6)		50.0%
10.0 / 20
72.6%
−10
–   Topple 0.7.0 64-bit2825+21
−21		(−7)5.5 − 6.5
(+3−4=5)		45.8%
5.5 / 12
72.8%
−34
–   4ku 3.0 64-bit2823+19
−19		(−9)10.5 − 9.5
(+5−4=11)		52.5%
10.5 / 20
80.9%
+9
–   NirvanaChess 1.7 64-bit2820+22
−22		(−12)4.5 − 3.5
(+4−3=1)		56.3%
4.5 / 8
84.0%
+38
–   Rybka 1.0 32-bit2802+12
−12		(−30)13 − 14
(+3−4=20)		48.1%
13.0 / 27
100.0%
−43
–   Hiarcs 11.12800+13
−13		(−32)15 − 15
(+7−7=16)
50.0%
15.0 / 30
100.0%
−33
–   Toga II 1.3.12798+10
−10		(−34)16.5 − 15.5
(+11−10=11)
51.6%
16.5 / 32
100.0%
−22
–   Bobcat 6.4b 64-bit2794+21
−21		(−38)3.5 − 2.5
(+2−1=3)		58.3%
3.5 / 6
99.9%
+19
–   Lambergar 0.5.0 64-bit2794+21
−21		(−38)9.5 − 14.5
(+7−12=5)		39.6%
9.5 / 24
99.9%
−125
–   Arasan 17.1 64-bit2794+24
−24		(−38)4.5 − 5.5
(+1−2=7)		45.0%
4.5 / 10
99.8%
−71
–   Shallow 4.0 64-bit2793+15
−15		(−39)8 − 8
(+5−5=6)		50.0%
8.0 / 16
100.0%
−42
–   The Baron 3.29 64-bit2793+15
−15		(−39)5 − 5
(+2−2=6)		50.0%
5.0 / 10
100.0%
−39
–   Zurichess Luzern 64-bit2793+20
−20		(−39)9.5 − 6.5
(+7−4=5)		59.4%
9.5 / 16
100.0%
+36
–   Rodent 1.5 64-bit2792+18
−18		(−40)4.5 − 5.5
(+3−4=3)		45.0%
4.5 / 10
100.0%
−73
–   Odonata 0.8.0 64-bit2791+17
−17		(−41)14 − 20
(+8−14=12)
41.2%
14.0 / 34
100.0%
−114
–   RuyDos 1.1.6 64-bit2791+15
−15		(−41)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
100.0%
+68
–   Arasan 17.2 64-bit2791+21
−21		(−41)3 − 5
(+1−3=4)		37.5%
3.0 / 8
100.0%
−125
–   Crafty 24.0 64-bit2776+24
−24		(−56)3 − 3
(+2−2=2)		50.0%
3.0 / 6
100.0%
−47
–   Strelka 1.8 32-bit2776+16
−16		(−56)22.5 − 9.5
(+14−1=17)
70.3%
22.5 / 32
100.0%
+77
–   Toga II 1.3.42769+23
−23		(−63)20.5 − 11.5
(+14−5=13)
64.1%
20.5 / 32
100.0%
+38
–   Puffin 3.0.0 64-bit2768+16
−16		(−64)15 − 11
(+13−9=4)		57.7%
15.0 / 26
100.0%
+7
–   Toga II 1.2.1a 32-bit2766+10
−10		(−66)25.5 − 16.5
(+16−7=19)
60.7%
25.5 / 42
100.0%
+9
–   MadChess 3.2 64-bit2754+16
−16		(−78)21.5 − 10.5
(+18−7=7)
67.2%
21.5 / 32
100.0%
+62
–   Spike 1.2 Turin2750+6
−6		(−82)27 − 15
(+17−5=20)
64.3%
27.0 / 42
100.0%
+16
–   Fruit 2.2.12749+11
−11		(−83)17.5 − 11.5
(+11−5=13)		60.3%
17.5 / 29
100.0%
−7
–   Fritz 92749+12
−12		(−83)34.5 − 25.5
(+25−16=19)
57.5%
34.5 / 60
100.0%
−24
–   Hiarcs 102747+14
−14		(−85)38 − 22
(+25−9=26)
63.3%
38.0 / 60
100.0%
+10
–   Shredder 92734+16
−16		(−98)17 − 12
(+14−9=6)		58.6%
17.0 / 29
100.0%
−26
–   Toga II 1.1a 32-bit2734+14
−14		(−98)16.5 − 9.5
(+12−5=9)		63.5%
16.5 / 26
100.0%
+1
–   Hiarcs 10 Hypermodern2723+17
−17		(−109)17 − 12
(+10−5=14)		58.6%
17.0 / 29
100.0%
−47
–   Naum 2.0 64-bit2698+20
−20		(−134)22 − 10
(+16−4=12)
68.8%
22.0 / 32
100.0%
+2
–   Naum 2.0 32-bit2696+13
−13		(−136)21.5 − 10.5
(+17−6=9)
67.2%
21.5 / 32
100.0%
−5
–   Spike 1.12690+13
−13		(−142)22 − 8
(+14−0=16)
73.3%
22.0 / 30
100.0%
+12
–   Lynx 1.3.0 64-bit2682+20
−20		(−150)8.5 − 7.5
(+6−5=5)		53.1%
8.5 / 16
100.0%
−127
–   Chess Tiger 20072680+11
−11		(−152)19.5 − 12.5
(+15−8=9)
60.9%
19.5 / 32
100.0%
−68
–   Junior 92676+15
−15		(−156)24 − 6
(+20−2=8)
80.0%
24.0 / 30
100.0%
+72
–   Scorpio 1.92664+25
−25		(−168)17.5 − 6.5
(+15−4=5)		72.9%
17.5 / 24
100.0%
+16
–   Ktulu 7.52663+13
−13		(−169)17.5 − 9.5
(+12−4=11)		64.8%
17.5 / 27
100.0%
−63
–   SmarThink 1.00 32-bit2663+13
−13		(−169)22.5 − 6.5
(+18−2=9)		77.6%
22.5 / 29
100.0%
+39
–   Glaurung 1.2.1 64-bit2662+20
−20		(−170)32.5 − 9.5
(+27−4=11)
77.4%
32.5 / 42
100.0%
+43
–   CM10th Xperience2659+11
−11		(−173)20 − 4
(+16−0=8)		83.3%
20.0 / 24
100.0%
+70
–   Lambergar 0.4.1 64-bit2653+20
−20		(−179)20.5 − 9.5
(+18−7=5)
68.3%
20.5 / 30
100.0%
−21
–   Glaurung 1.2.1 32-bit2650+14
−14		(−182)27 − 5
(+23−1=8)
84.4%
27.0 / 32
100.0%
+85
–   Spike 1.0a2647+16
−16		(−185)22 − 7
(+17−2=10)		75.9%
22.0 / 29
100.0%
+5
–   CM10th Magic II2641+13
−13		(−191)19 − 7
(+14−2=10)		73.1%
19.0 / 26
100.0%
−25
–   Scorpio 1.82634+17
−17		(−198)33 − 9
(+28−4=10)
78.6%
33.0 / 42
100.0%
+26
–   Ktulu 7.12633+15
−15		(−199)21 − 9
(+17−5=8)
70.0%
21.0 / 30
100.0%
−35
–   Chess Tiger 152632+15
−15		(−200)23.5 − 6.5
(+18−1=11)
78.3%
23.5 / 30
100.0%
+3
–   Slow Chess Blitz WV2.12631+10
−10		(−201)25.5 − 6.5
(+19−0=13)
79.7%
25.5 / 32
100.0%
+6
–   Gandalf 62628+10
−10		(−204)21.5 − 8.5
(+16−3=11)
71.7%
21.5 / 30
100.0%
−43
–   CM10th Default2625+12
−12		(−207)22.5 − 7.5
(+17−2=11)
75.0%
22.5 / 30
100.0%
−28
–   Hiarcs 92621+17
−17		(−211)23 − 6
(+20−3=6)		79.3%
23.0 / 29
100.0%
+23
–   WildCat 72619+12
−12		(−213)26.5 − 5.5
(+23−2=7)
82.8%
26.5 / 32
100.0%
+46
–   List 5.122608+16
−16		(−224)21 − 11
(+15−5=12)
65.6%
21.0 / 32
100.0%
−106
–   Zappa 1.1 64-bit2606+16
−16		(−226)23 − 9
(+18−4=10)
71.9%
23.0 / 32
100.0%
−57
–   Pharaon 3.5.12604+11
−11		(−228)27 − 5
(+24−2=6)
84.4%
27.0 / 32
100.0%
+50
–   Naum 1.91 64-bit2602+13
−13		(−230)26.5 − 3.5
(+23−0=7)
88.3%
26.5 / 30
100.0%
+72
–   Ruffian 1.0.52599+17
−17		(−233)25 − 7
(+19−1=12)
78.1%
25.0 / 32
100.0%
−34
–   Chess Tiger 20042585+23
−23		(−247)18 − 7
(+15−4=6)		72.0%
18.0 / 25
100.0%
−70
2399 games: 997 wins, 558 losses, 844 draws (35.2%), score: 59.1%

Rating changes by day

Rating changes with played games

Created in 2005-2013 by CCRL team
Last games added on November 16, 2024