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

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Rybka 3 32-bit (3027+9
−9		)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
–   Rebel 14.1 64-bit3253+17
−17		(+226)2.5 − 9.5
(+1−8=3)		20.8%
2.5 / 12
0.0%
0
–   Pedantic 1.0.0 64-bit3171+19
−19		(+144)7 − 17
(+3−13=8)		29.2%
7.0 / 24
0.0%
−9
–   Arasan 21.3 64-bit3164+12
−12		(+137)4 − 10
(+2−8=4)		28.6%
4.0 / 14
0.0%
−34
–   Rebel 14 64-bit3154+20
−20		(+127)5.5 − 6.5
(+4−5=3)		45.8%
5.5 / 12
0.0%
+93
–   Zahak 8.0 64-bit3146+20
−20		(+119)9 − 7
(+5−3=8)		56.3%
9.0 / 16
0.0%
+161
–   Combusken 1.4.0 64-bit3146+13
−13		(+119)5 − 9
(+2−6=6)		35.7%
5.0 / 14
0.0%
+15
–   Toga III 0.2 64-bit3134+18
−18		(+107)5.5 − 14.5
(+1−10=9)		27.5%
5.5 / 20
0.0%
−47
–   Counter 4.0 64-bit3133+15
−15		(+106)4.5 − 5.5
(+3−4=3)		45.0%
4.5 / 10
0.0%
+60
–   Ethereal 10.00 64-bit3132+13
−13		(+105)5 − 9
(+1−5=8)		35.7%
5.0 / 14
0.0%
+13
–   Demolito 2020-05-14 64-bit3130+16
−16		(+103)10.5 − 9.5
(+5−4=11)		52.5%
10.5 / 20
0.0%
+123
–   Nemorino 5.00 64-bit3126+11
−11		(+99)6.5 − 9.5
(+4−7=5)		40.6%
6.5 / 16
0.0%
+21
–   Weiss 1.3 64-bit3103+18
−18		(+76)6.5 − 9.5
(+3−6=7)		40.6%
6.5 / 16
0.0%
+11
–   Wasp 3.75 64-bit3102+14
−14		(+75)8.5 − 11.5
(+3−6=11)		42.5%
8.5 / 20
0.0%
+20
–   chess22k 1.13 64-bit3102+15
−15		(+75)2.5 − 9.5
(+2−9=1)		20.8%
2.5 / 12
0.0%
−185
–   Vajolet2 2.6 64-bit3096+13
−13		(+69)7.5 − 12.5
(+2−7=11)		37.5%
7.5 / 20
0.0%
−17
–   Pedone 1.8 64-bit3095+14
−14		(+68)9.5 − 10.5
(+7−8=5)		47.5%
9.5 / 20
0.0%
+48
–   Minic 3.04 64-bit3089+22
−22		(+62)3.5 − 6.5
(+1−4=5)		35.0%
3.5 / 10
0.0%
−40
–   iCE 3.0 64-bit3075+10
−10		(+48)4 − 6
(+1−3=6)		40.0%
4.0 / 10
0.0%
−21
–   Senpai 2.0 64-bit3067+9
−9		(+40)2.5 − 7.5
(+0−5=5)		25.0%
2.5 / 10
0.0%
−126
–   Laser 1.4 64-bit3062+16
−16		(+35)6.5 − 7.5
(+4−5=5)		46.4%
6.5 / 14
0.0%
+2
–   Sting SF 8.5 64-bit3061+22
−22		(+34)5 − 5
(+3−3=4)		50.0%
5.0 / 10
0.2%
+33
–   ChessBrainVB 3.683058+18
−18		(+31)6.5 − 7.5
(+5−6=3)		46.4%
6.5 / 14
0.1%
+5
–   Pirarucu 3.3.5 64-bit3051+11
−11		(+24)8 − 8
(+2−2=12)		50.0%
8.0 / 16
0.0%
+21
–   Combusken 1.2.0 64-bit3043+20
−20		(+16)11 − 5
(+8−2=6)		68.8%
11.0 / 16
7.9%
+152
–   Monolith 2 64-bit3041+10
−10		(+14)6.5 − 7.5
(+4−5=5)		46.4%
6.5 / 14
2.1%
−19
–   Arasan 20.3 64-bit3041+17
−17		(+14)6.5 − 5.5
(+4−3=5)		54.2%
6.5 / 12
7.9%
+43
–   Sting SF 19 64-bit3041+21
−21		(+14)7.5 − 6.5
(+3−2=9)		53.6%
7.5 / 14
9.9%
+38
–   Pirarucu 3.0.7 64-bit3041+16
−16		(+14)7.5 − 8.5
(+3−4=9)		46.9%
7.5 / 16
5.9%
−3
–   Mantissa 3.0.0 64-bit3037+15
−15		(+10)3.5 − 4.5
(+1−2=5)		43.8%
3.5 / 8
14.0%
−27
–   Topple 0.8.1 64-bit3033+12
−12		(+6)11.5 − 8.5
(+6−3=11)		57.5%
11.5 / 20
21.1%
+56
–   Ethereal 9.30 64-bit3032+21
−21		(+5)4.5 − 5.5
(+2−3=5)		45.0%
4.5 / 10
33.2%
−28
–   Bagatur 2.2 64-bit3028+15
−15		(+1)6.5 − 5.5
(+4−3=5)		54.2%
6.5 / 12
43.9%
+32
–   Pirarucu 3.2.4 64-bit3026+19
−19		(−1)3 − 5
(+3−5=0)		37.5%
3.0 / 8
54.3%
−131
–   Rodent III 0.281 64-bit3023+17
−17		(−4)6.5 − 7.5
(+3−4=7)		46.4%
6.5 / 14
65.1%
−27
–   Bagatur 2.2e 64-bit3022+23
−23		(−5)11.5 − 8.5
(+5−2=13)		57.5%
11.5 / 20
64.2%
+43
–   Bagatur 2.2a 64-bit3021+22
−22		(−6)4.5 − 3.5
(+2−1=5)		56.3%
4.5 / 8
67.5%
+37
–   chess22k 1.11 64-bit3019+17
−17		(−8)6 − 8
(+1−3=10)		42.9%
6.0 / 14
78.4%
−54
–   Rodent IV 022 64-bit3019+19
−19		(−8)7 − 7
(+4−4=6)		50.0%
7.0 / 14
76.0%
−8
–   ChessBrainVB 3.613016+23
−23		(−11)5 − 5
(+2−2=6)		50.0%
5.0 / 10
80.5%
−6
–   Demolito 2019-04-27 64-bit3015+16
−16		(−12)7.5 − 6.5
(+4−3=7)		53.6%
7.5 / 14
88.4%
+11
–   Stockfish 1.7.1 32-bit3013+12
−12		(−14)17 − 13
(+7−3=20)
56.7%
17.0 / 30
96.0%
+29
–   Deuterium 2019.2.37.73 64-bit3011+12
−12		(−16)9 − 11
(+3−5=12)		45.0%
9.0 / 20
97.9%
−51
–   RubiChess 1.3 64-bit3006+16
−16		(−21)8.5 − 5.5
(+6−3=5)		60.7%
8.5 / 14
98.4%
+63
–   Godel 7.0 64-bit3003+11
−11		(−24)7 − 5
(+5−3=4)		58.3%
7.0 / 12
99.9%
+43
–   Naum 4.2 64-bit3000+8
−8		(−27)11 − 13
(+4−6=14)		45.8%
11.0 / 24
100.0%
−58
–   Pirarucu 2.9.5 64-bit2993+16
−16		(−34)6.5 − 7.5
(+3−4=7)		46.4%
6.5 / 14
100.0%
−60
–   Bagatur 2.2c 64-bit2989+22
−22		(−38)6 − 4
(+2−0=8)		60.0%
6.0 / 10
99.9%
+17
–   Naum 4.2 32-bit2985+9
−9		(−42)17.5 − 12.5
(+12−7=11)
58.3%
17.5 / 30
100.0%
+20
–   chess22k 1.10 64-bit2982+15
−15		(−45)4.5 − 3.5
(+3−2=3)		56.3%
4.5 / 8
100.0%
−1
–   Naum 4.1 32-bit2976+17
−17		(−51)18 − 12
(+7−1=22)
60.0%
18.0 / 30
100.0%
+9
–   Stockfish 1.6.3 32-bit2960+13
−13		(−67)18.5 − 13.5
(+9−4=19)
57.8%
18.5 / 32
100.0%
−13
–   Midnight 6 64-bit2956+18
−18		(−71)7.5 − 4.5
(+6−3=3)		62.5%
7.5 / 12
100.0%
+35
–   Naum 4 32-bit2955+11
−11		(−72)35.5 − 22.5
(+21−8=29)
61.2%
35.5 / 58
100.0%
+6
–   Francesca MAD 0.30a 64-bit2955+16
−16		(−72)12.5 − 5.5
(+9−2=7)		69.4%
12.5 / 18
100.0%
+67
–   Shredder 12 32-bit2952+6
−6		(−75)51 − 39
(+28−16=46)
56.7%
51.0 / 90
100.0%
−28
–   Dirty CUCUMBER 64-bit2941+9
−9		(−86)8 − 4
(+6−2=4)		66.7%
8.0 / 12
100.0%
+43
–   Rybka 2.3.2a 32-bit2933+7
−7		(−94)28.5 − 21.5
(+17−10=23)
57.0%
28.5 / 50
100.0%
−40
–   Komodo 1.2 32-bit2916+12
−12		(−111)20.5 − 9.5
(+13−2=15)
68.3%
20.5 / 30
100.0%
+13
–   Fritz 122907+9
−9		(−120)21.5 − 12.5
(+13−4=17)
63.2%
21.5 / 34
100.0%
−30
–   The Baron 3.45 64-bit2907+12
−12		(−120)9.5 − 2.5
(+7−0=5)		79.2%
9.5 / 12
100.0%
+83
–   Critter 0.70 32-bit2897+17
−17		(−130)23 − 7
(+18−2=10)
76.7%
23.0 / 30
100.0%
+66
–   Hiarcs 13.12893+12
−12		(−134)21 − 9
(+14−2=14)
70.0%
21.0 / 30
100.0%
+4
–   Komodo 1.0 32-bit2885+14
−14		(−142)24 − 6
(+19−1=10)
80.0%
24.0 / 30
100.0%
+77
–   Stockfish 1.5.1 32-bit2879+12
−12		(−148)24 − 10
(+17−3=14)
70.6%
24.0 / 34
100.0%
0
–   Naum 3.1 32-bit2876+13
−13		(−151)50 − 17
(+36−3=28)
74.6%
50.0 / 67
100.0%
+22
–   Thinker 5.4d Inert 32-bit2871+8
−8		(−156)26 − 8
(+18−0=16)
76.5%
26.0 / 34
100.0%
+23
–   Doch 1.3.4 32-bit2870+18
−18		(−157)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+13
–   Fritz 112868+9
−9		(−159)38.5 − 15.5
(+26−3=25)
71.3%
38.5 / 54
100.0%
−11
–   Thinker 5.4c Inert 32-bit2864+11
−11		(−163)22.5 − 11.5
(+18−7=9)
66.2%
22.5 / 34
100.0%
−36
–   Thinker 5.3b Inert 32-bit2858+16
−16		(−169)17.5 − 12.5
(+12−7=11)
58.3%
17.5 / 30
100.0%
−110
–   Thinker 5.4a Inert 32-bit2849+18
−18		(−178)25 − 5
(+21−1=8)
83.3%
25.0 / 30
100.0%
+76
–   Shredder 112847+10
−10		(−180)57 − 17
(+43−3=28)
77.0%
57.0 / 74
100.0%
+13
–   Stockfish 1.4 32-bit2845+14
−14		(−182)22.5 − 7.5
(+17−2=11)
75.0%
22.5 / 30
100.0%
−2
–   Critter 0.60 32-bit2845+20
−20		(−182)24 − 6
(+18−0=12)
80.0%
24.0 / 30
100.0%
+28
–   Deep Junior 11.1a 32-bit2842+15
−15		(−185)20.5 − 9.5
(+14−3=13)
68.3%
20.5 / 30
100.0%
−54
–   Cyclone xTreme Fury2840+17
−17		(−187)22 − 8
(+17−3=10)
73.3%
22.0 / 30
100.0%
−10
–   Toga II 1.4.1SE2839+10
−10		(−188)42.5 − 15.5
(+31−4=23)
73.3%
42.5 / 58
100.0%
−19
–   Protector 1.3.4 32-bit2838+13
−13		(−189)22.5 − 7.5
(+16−1=13)
75.0%
22.5 / 30
100.0%
−16
–   Deep Sjeng WC2008 32-bit2838+11
−11		(−189)40.5 − 10.5
(+32−2=17)
79.4%
40.5 / 51
100.0%
+28
–   Grapefruit 1.0 32-bit2838+8
−8		(−189)33.5 − 11.5
(+25−3=17)
74.4%
33.5 / 45
100.0%
−13
–   Cyclone xTreme2837+10
−10		(−190)22.5 − 9.5
(+17−4=11)
70.3%
22.5 / 32
100.0%
−35
–   Cyclone 3.42836+18
−18		(−191)27.5 − 7.5
(+21−1=13)
78.6%
27.5 / 35
100.0%
+14
–   Cyclone xTreme Rage2832+22
−22		(−195)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+97
–   Hiarcs 12.12828+9
−9		(−199)37.5 − 10.5
(+29−2=17)
78.1%
37.5 / 48
100.0%
+7
–   Deep Sjeng 3.0 32-bit2827+18
−18		(−200)43 − 10
(+35−2=16)
81.1%
43.0 / 53
100.0%
+32
–   Hiarcs 12 Sharpen PV On2824+12
−12		(−203)21.5 − 9.5
(+14−2=15)
69.4%
21.5 / 31
100.0%
−70
–   Zappa Mexico II 32-bit2820+10
−10		(−207)38 − 13
(+29−4=18)
74.5%
38.0 / 51
100.0%
−27
–   Hiarcs 122820+12
−12		(−207)41 − 14
(+32−5=18)
74.5%
41.0 / 55
100.0%
−25
–   Protector 1.3.2 32-bit2810+18
−18		(−217)24 − 6
(+18−0=12)
80.0%
24.0 / 30
100.0%
−5
–   Spark 0.3a 32-bit2810+14
−14		(−217)28.5 − 5.5
(+23−0=11)
83.8%
28.5 / 34
100.0%
+31
–   Spark 0.3 32-bit2808+14
−14		(−219)26.5 − 6.5
(+21−1=11)
80.3%
26.5 / 33
100.0%
+1
–   Hiarcs Paderborn 20072808+14
−14		(−219)22.5 − 9.5
(+18−5=9)
70.3%
22.5 / 32
100.0%
−60
–   Doch 09.980 32-bit2807+16
−16		(−220)24 − 6
(+19−1=10)
80.0%
24.0 / 30
100.0%
0
–   Onno 1.0 32-bit2807+15
−15		(−220)23.5 − 6.5
(+20−3=7)
78.3%
23.5 / 30
100.0%
+3
–   Onno 1.1.1 32-bit2806+15
−15		(−221)31 − 7
(+26−2=10)
81.6%
31.0 / 38
100.0%
+20
–   Grapefruit 1.0a32794+22
−22		(−233)17.5 − 2.5
(+17−2=1)		87.5%
17.5 / 20
100.0%
+116
–   Fruit 2.3.12794+12
−12		(−233)27.5 − 7.5
(+21−1=13)
78.6%
27.5 / 35
100.0%
−29
–   Stockfish 1.3.1 32-bit2794+20
−20		(−233)25.5 − 6.5
(+19−0=13)
79.7%
25.5 / 32
100.0%
−24
–   Bright 0.4a2784+8
−8		(−243)27 − 4
(+23−0=8)
87.1%
27.0 / 31
100.0%
+42
–   Loop 13.6 (Loop 2007)2780+8
−8		(−247)45 − 11
(+37−3=16)
80.4%
45.0 / 56
100.0%
−16
–   Stockfish 1.2 Default2779+17
−17		(−248)26 − 6
(+23−3=6)
81.3%
26.0 / 32
100.0%
+4
–   Glaurung 2.1 32-bit2775+15
−15		(−252)68.5 − 15.5
(+56−3=25)
81.5%
68.5 / 84
100.0%
−14
–   Thinker 5.2e Passive2770+24
−24		(−257)23.5 − 8.5
(+18−3=11)
73.4%
23.5 / 32
100.0%
−83
–   Ktulu 92758+10
−10		(−269)26 − 4
(+22−0=8)
86.7%
26.0 / 30
100.0%
+12
–   Spike 1.2 Turin2750+6
−6		(−277)24 − 8
(+19−3=10)
75.0%
24.0 / 32
100.0%
−86
–   Junior 102750+11
−11		(−277)27.5 − 4.5
(+24−1=7)
85.9%
27.5 / 32
100.0%
+8
–   Chessmaster 11 Archangel2706+15
−15		(−321)27.5 − 4.5
(+24−1=7)
85.9%
27.5 / 32
100.0%
−35
2847 games: 1346 wins, 375 losses, 1126 draws (39.6%), score: 67.1%

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