CCRL 40/15
Downloads and Statistics
August 1, 2020
Testing summary:
Total: 1'166'106 games
played by 2'690 programs

White wins: 402'287 (34.5%)
Black wins: 297'247 (25.5%)
Draws: 466'572 (40.0%)
White score: 54.5%

Engine Details

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Rybka 2.1 32-bit (2862+22
−22		)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 26 Rybka versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Pirarucu 2.7.4 64-bit2950+17
−17		(+88)4 − 16
(+1−13=6)		20.0%
4.0 / 20
0.0%
−124
1 0 = 0 0 0 = 0 0 0 0 = 0 0 = 0 0 = = 0
–   Toga II 1.4 beta5c 4CPU2884+18
−18		(+22)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
6.3%
−8
=
–   Rybka 2.2 32-bit2883+16
−16		(+21)11.5 − 18.5
(+3−10=17)
38.3%
11.5 / 30
5.7%
−47
0 = = 0 = 0 = 0 = = = 0 1 = 0 = 0 = = = 0 = 0 1 = = 1 = 0 =
–   Rybka 1.2 32-bit2868+17
−17		(+6)17 − 13
(+9−5=16)
56.7%
17.0 / 30
32.4%
+44
= = = 0 1 = 1 = = 1 = = = 1 0 = 0 1 = = 1 = 1 1 = 1 = = 0 0
–   Naum 3.1 32-bit2857+16
−16		(−5)1 − 1
(+0−0=2)		50.0%
1.0 / 2
65.1%
−5
= =
–   Rybka 1.1 32-bit2855+17
−17		(−7)15.5 − 14.5
(+6−5=19)
51.7%
15.5 / 30
68.6%
+2
1 0 = 1 = = = 0 1 = 0 1 = = = = 0 1 = = 0 = = = = = = 1 = =
–   Minic 1.39 64-bit2848+28
−28		(−14)5 − 7
(+3−5=4)		41.7%
5.0 / 12
77.3%
−64
= 0 0 1 = = = 0 0 1 0 1
–   Deep Shredder 11 64-bit2842+15
−15		(−20)0 − 1
(+0−1=0)		0.0%
0.0 / 1
92.2%
−INF
0
–   Bright 0.3a 4CPU2829+18
−18		(−33)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
98.7%
−63
=
–   Toga II 1.4.1SE2826+12
−12		(−36)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
99.8%
+121
1 =
–   Hiarcs 122808+14
−14		(−54)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
100.0%
−211
= 0
–   Zappa Mexico II 32-bit2808+12
−12		(−54)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
100.0%
−211
0 =
–   Toga II 1.4 beta5c2802+23
−23		(−60)5.5 − 4.5
(+4−3=3)		55.0%
5.5 / 10
100.0%
−28
0 1 1 0 1 1 = 0 = =
–   Naum 2.2 64-bit2797+25
−25		(−65)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−95
=
–   Rybka 1.0 32-bit2787+14
−14		(−75)20 − 9
(+12−1=16)		69.0%
20.0 / 29
100.0%
+37
1 = 1 1 = = 1 = = = = 1 = 0 1 = 1 1 = = = = 1 = 1 = 1 = 1
–   Hiarcs 112776+25
−25		(−86)4 − 0
(+4−0=0)		100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   Shredder 102770+13
−13		(−92)25 − 13
(+16−4=18)
65.8%
25.0 / 38
100.0%
+6
= 1 1 = 0 = 0 = 1 = 1 = = 1 0 1 1 1 1 = = = = = 1 = = 1 = 1 = 1 1 = 0 1 = 1
–   Glaurung 2.1 32-bit2765+17
−18		(−97)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+60
= 1
–   Loop 10.32f2765+19
−19		(−97)21.5 − 8.5
(+15−2=13)
71.7%
21.5 / 30
100.0%
+38
= = 1 = = 1 1 0 1 1 1 0 = 1 = = 1 1 1 1 1 1 1 = = = = = 1 =
–   Loop 12.322762+22
−22		(−100)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Hiarcs X54 64-bit2759+34
−34		(−103)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Toga II 1.2.1a 32-bit2759+12
−12		(−103)14 − 4
(+12−2=4)		77.8%
14.0 / 18
100.0%
+103
= = 1 1 1 = 1 1 0 1 1 0 1 1 1 = 1 1
–   Hiarcs X50 Hypermodern2755+30
−30		(−107)4.5 − 0.5
(+4−0=1)		90.0%
4.5 / 5
100.0%
+222
1 1 1 = 1
–   Spike 1.2 Turin2745+7
−7		(−117)24 − 14
(+17−7=14)
63.2%
24.0 / 38
100.0%
−31
1 1 = 1 = = = 0 = = 1 0 1 1 1 = 1 1 0 1 = 0 1 0 1 = 0 1 = = = 1 1 = 1 0 1 =
–   Hiarcs X502744+19
−19		(−118)4.5 − 3.5
(+2−1=5)		56.3%
4.5 / 8
100.0%
−86
= = 1 1 = = = 0
–   Junior 102743+13
−13		(−119)27 − 11
(+22−6=10)
71.1%
27.0 / 38
100.0%
+29
= 1 1 = = 1 1 0 = 1 1 1 1 = 0 1 1 0 1 1 = 1 1 0 0 = = 1 = 1 1 1 1 = 1 0 1 1
–   Fruit 2.2.12743+13
−13		(−119)23.5 − 11.5
(+15−3=17)
67.1%
23.5 / 35
100.0%
−21
= 1 = 1 1 = 1 = 1 = 1 = 1 = 1 = = = = = = 1 1 1 0 = 1 = 1 1 = 0 1 0 =
–   Naum 2.1 32-bit2742+20
−20		(−120)5.5 − 2.5
(+3−0=5)		68.8%
5.5 / 8
100.0%
−18
= = = = = 1 1 1
–   Fritz 92742+14
−14		(−120)25.5 − 11.5
(+17−3=17)
68.9%
25.5 / 37
100.0%
−3
= 1 1 1 1 1 1 1 = 1 = = 1 = 1 1 1 = 0 1 = 0 = = = = = = = 1 1 = = 0 = 1 1
–   Hiarcs 102740+16
−16		(−122)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Toga II 1.2 32-bit2735+25
−25		(−127)6.5 − 2.5
(+4−0=5)		72.2%
6.5 / 9
100.0%
+3
= 1 = 1 = = 1 1 =
–   Scorpio 2.0 32-bit 4CPU2731+24
−24		(−131)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Hiarcs X54 32-bit2730+32
−32		(−132)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−162
=
–   Thinker 5.1d Passive2723+28
−28		(−139)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+3
= 1
–   Ktulu 82706+9
−9		(−156)63 − 21
(+48−6=30)
75.0%
63.0 / 84
100.0%
+10
1 = 1 = 1 = = = 1 1 1 1 1 = = = = 1 1 1 1 = 1 = 1 = 0 0 1 1 1 1 = = 1 1 = 0 1 0 1 1 1 = = = 1 1 = 1 1 1 1 1 = 1 1 0 1 1 1 = = 1 = 0 1 1 1 1 = = = = = 1 1 1 = 1 1 = 1 1
–   SmarThink 1.00 64-bit2704+35
−35		(−158)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Fritz 8 Bilbao2700+28
−28		(−162)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+120
= 1 1 1
–   Naum 2.0 32-bit2697+15
−15		(−165)3 − 2
(+2−1=2)		60.0%
3.0 / 5
100.0%
−88
= 1 1 0 =
–   Spike 1.12689+15
−15		(−173)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−142
=
–   Zap!Chess Paderborn 32-bit2681+21
−21		(−181)29 − 5
(+25−1=8)
85.3%
29.0 / 34
100.0%
+90
1 1 1 1 1 1 1 1 = 1 = 1 = 1 0 = 1 1 1 1 1 1 1 = = 1 = = 1 1 1 1 1 1
–   Junior 92676+17
−17		(−186)1 − 1
(+1−1=0)		50.0%
1.0 / 2
100.0%
−186
0 1
–   Zap!Chess Paderborn SE 32-bit2670+34
−34		(−192)1 − 2
(+1−2=0)		33.3%
1.0 / 3
100.0%
−325
0 0 1
–   Movei 00.8.438 (10 10 10)2667+11
−11		(−195)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−225
=
–   Scorpio 1.842667+32
−32		(−195)11.5 − 2.5
(+10−1=3)		82.1%
11.5 / 14
100.0%
+49
1 = 1 0 1 1 = 1 1 1 = 1 1 1
–   SmarThink 1.00 32-bit2665+15
−15		(−197)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
−46
= 1 1 =
–   CM10th Lazarus2661+23
−23		(−201)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   CM9000 Enforcer2658+20
−20		(−204)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+85
1 1 = 1
–   Zap!Chess Reykjavik 32-bit2657+34
−35		(−205)22 − 7
(+16−1=12)		75.9%
22.0 / 29
100.0%
−38
= 1 1 1 = = = 1 = = 1 = = 1 1 1 = = 1 1 1 1 = = 1 1 1 0 1
–   Glaurung 1.2.1 32-bit2655+16
−16		(−207)4 − 1
(+3−0=2)		80.0%
4.0 / 5
100.0%
−6
1 = 1 = 1
–   CM10th Paralyse2652+15
−15		(−210)6.5 − 4.5
(+4−2=5)		59.1%
6.5 / 11
100.0%
−158
= 0 0 1 1 = = 1 = = 1
–   CM10th Ogre2647+23
−23		(−215)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
−132
= 1 1 0
–   CM10th Magic II2643+16
−16		(−219)1 − 1
(+0−0=2)		50.0%
1.0 / 2
100.0%
−219
= =
–   CM10th Pestilence2643+24
−24		(−219)2.5 − 0.5
(+2−0=1)		83.3%
2.5 / 3
100.0%
+8
= 1 1
–   Scorpio 1.82640+20
−20		(−222)4 − 0
(+4−0=0)		100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   Slow Chess Blitz WV2.12637+12
−12		(−225)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
−74
1 = 1 =
–   Chess Tiger 152636+17
−17		(−226)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−195
=
–   Chess Tiger 15 Gambit2634+33
−33		(−228)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Gandalf 62634+11
−11		(−228)4 − 0
(+4−0=0)		100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   CM10th Warrior2633+25
−25		(−229)4 − 0
(+4−0=0)		100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   Ruffian 2.1.02623+13
−13		(−239)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
100.0%
−321
0 = 0 1
–   Naum 1.91 32-bit2605+15
−15		(−257)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1 1
–   Delfi 5.02599+20
−20		(−263)6.5 − 0.5
(+6−0=1)		92.9%
6.5 / 7
100.0%
+109
1 1 1 1 = 1 1
–   WildCat 62594+21
−21		(−268)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+28
= 1 1 1
–   Pseudo 0.7c2590+13
−13		(−272)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
−129
= 1
–   ProDeo 1.12587+30
−31		(−275)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1 1
–   SOS 5.12564+13
−13		(−298)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
−155
= 1
–   Crafty 20.14 32-bit2517+27
−27		(−345)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
−62
1 1 1 =
707 games: 334 wins, 91 losses, 282 draws (39.9%), score: 67.2%

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Created in 2005-2013 by CCRL team
Last games added on August 1, 2020