CCRL 40/15
Downloads and Statistics
April 17, 2021
Testing summary:
Total: 1'237'141 games
played by 2'823 programs

White wins: 424'144 (34.3%)
Black wins: 311'632 (25.2%)
Draws: 501'365 (40.5%)
White score: 54.5%

Engine Details

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Rybka 1.2 64-bit (2898+18
−18		)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
–   Fizbo 1.7 64-bit3059+21
−21		(+161)2 − 8
(+1−7=2)		20.0%
2.0 / 10
0.0%
−69
0 0 = 0 0 1 0 = 0 0
–   Sting SF 8.1 64-bit3037+28
−28		(+139)2 − 8
(+0−6=4)		20.0%
2.0 / 10
0.0%
−61
0 = 0 = 0 = 0 = 0 0
–   Andscacs 0.81 64-bit3006+25
−24		(+108)1 − 1
(+0−0=2)		50.0%
1.0 / 2
0.0%
+108
= =
–   Winter 0.7 64-bit3001+17
−17		(+103)5 − 11
(+2−8=6)		31.3%
5.0 / 16
0.0%
−19
0 0 0 = 0 1 0 0 = 0 = 0 1 = = =
–   Nemorino 3.0 64-bit2995+19
−19		(+97)8 − 8
(+6−6=4)		50.0%
8.0 / 16
0.0%
+90
0 = 1 1 1 0 1 = 0 1 0 1 0 = 0 =
–   Stash 27.0 64-bit2993+28
−28		(+95)3.5 − 4.5
(+3−4=1)		43.8%
3.5 / 8
0.0%
+49
0 1 = 0 0 1 1 0
–   ChessBrainVB 3.502978+23
−23		(+80)3.5 − 6.5
(+2−5=3)		35.0%
3.5 / 10
0.0%
−24
= = 0 = 0 0 0 1 1 0
–   Pedone 1.6 64-bit2976+19
−19		(+78)3.5 − 6.5
(+0−3=7)		35.0%
3.5 / 10
0.0%
+4
= 0 = 0 = 0 = = = =
–   Marvin 3.5.0 64-bit2973+23
−23		(+75)3 − 7
(+1−5=4)		30.0%
3.0 / 10
0.0%
−53
= 0 = = 0 0 1 0 0 =
–   Counter 3.7 64-bit2969+25
−25		(+71)8.5 − 11.5
(+4−7=9)		42.5%
8.5 / 20
0.0%
+24
0 1 1 0 0 0 = = = = = = = 1 0 = 0 1 0 =
–   Hiarcs 142960+10
−10		(+62)1 − 1
(+0−0=2)		50.0%
1.0 / 2
0.0%
+62
= =
–   Senpai 1.0 64-bit2960+13
−13		(+62)1 − 1
(+0−0=2)		50.0%
1.0 / 2
0.0%
+62
= =
–   Hakkapeliitta 3.0 64-bit2953+12
−12		(+55)5 − 7
(+2−4=6)		41.7%
5.0 / 12
0.0%
−1
= = 1 = 0 = 0 0 0 1 = =
–   Arasan 19.2 64-bit2950+28
−28		(+52)2.5 − 7.5
(+0−5=5)		25.0%
2.5 / 10
0.1%
−93
= 0 0 = = 0 = 0 = 0
–   Deep Sjeng c't 20102940+10
−10		(+42)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−100
0 =
–   Deep Shredder 12 64-bit2938+10
−9		(+40)2 − 4
(+0−2=4)		33.3%
2.0 / 6
0.0%
−49
0 = = 0 = =
–   SmarThink 1.80 64-bit2937+25
−25		(+39)4.5 − 5.5
(+2−3=5)		45.0%
4.5 / 10
0.7%
+11
= 0 1 1 = = 0 = = 0
–   Crafty 25.2 64-bit2931+11
−11		(+33)4.5 − 5.5
(+1−2=7)		45.0%
4.5 / 10
0.1%
+5
0 = = 1 = = = = 0 =
–   Tucano 9.00 64-bit2931+21
−21		(+33)7 − 7
(+2−2=10)		50.0%
7.0 / 14
1.0%
+35
= = = 1 = = = 0 1 = = = = 0
–   Hannibal 1.3 32-bit2929+17
−17		(+31)1 − 3
(+1−3=0)		25.0%
1.0 / 4
0.9%
−196
1 0 0 0
–   Fizbo 1.4 64-bit2927+27
−27		(+29)6 − 6
(+4−4=4)		50.0%
6.0 / 12
3.9%
+29
1 = = 1 = 0 0 1 0 1 = 0
–   Laser 1.3 64-bit2923+24
−24		(+25)5 − 5
(+2−2=6)		50.0%
5.0 / 10
5.7%
+21
= 0 0 = = = 1 = 1 =
–   Gull 1.2 64-bit2918+15
−15		(+20)1.5 − 1.5
(+1−1=1)		50.0%
1.5 / 3
5.2%
+5
1 0 =
–   FabChess 1.14 64-bit2916+23
−23		(+18)8.5 − 11.5
(+3−6=11)		42.5%
8.5 / 20
12.5%
−21
= 0 = 0 0 = = = = = 0 0 = = = 1 0 1 = 1
–   SmarThink 1.70 64-bit2916+16
−16		(+18)0 − 2
(+0−2=0)		0.0%
0.0 / 2
7.3%
−INF
0 0
–   Vajolet2 2.0 64-bit2916+19
−19		(+18)1 − 1
(+0−0=2)		50.0%
1.0 / 2
10.3%
+18
= =
–   Deep Junior 13.3 64-bit2915+16
−16		(+17)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
9.2%
+174
= 1
–   Spike 1.4 Leiden2914+8
−8		(+16)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
6.4%
+98
= 1 1 0
–   Francesca MAD 0.29 64-bit2913+21
−21		(+15)7.5 − 4.5
(+5−2=5)		62.5%
7.5 / 12
15.7%
+91
= = = 1 1 1 1 = 1 0 0 =
–   Demolito 2018-03-01 64-bit2909+17
−17		(+11)8 − 10
(+4−6=8)		44.4%
8.0 / 18
19.4%
−25
0 1 0 = = = = = 1 0 0 = 0 1 = = 1 0
–   Asymptote 0.8 64-bit2909+18
−18		(+11)5.5 − 6.5
(+2−3=7)		45.8%
5.5 / 12
21.1%
−10
0 = = 1 = 1 = = = 0 0 =
–   Quazar 0.4 64-bit2904+10
−10		(+6)1 − 1
(+1−1=0)		50.0%
1.0 / 2
30.2%
+6
0 1
–   Nemorino 1.02 64-bit2903+23
−23		(+5)5 − 5
(+3−3=4)		50.0%
5.0 / 10
38.1%
+5
= 1 0 = = 1 0 1 0 =
–   Protector 1.4.0 64-bit2899+14
−14		(+1)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
48.1%
+68
= = = 1
–   DiscoCheck 5.2 64-bit2898+17
−18		(0)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
50.3%
+157
1 =
–   Vajolet2 2.1 64-bit2894+24
−24		(−4)4 − 6
(+3−5=2)		40.0%
4.0 / 10
60.6%
−76
0 = 0 1 0 1 0 1 = 0
–   Booot 5.2.0 64-bit2892+15
−15		(−6)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
69.7%
+86
= 1 0 1
–   iCE 2.0 64-bit2891+17
−17		(−7)1 − 1
(+0−0=2)		50.0%
1.0 / 2
71.9%
−7
= =
–   Deuterium 14.3.34.130 64-bit2890+12
−12		(−8)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
78.6%
−150
0 =
–   Cheng4 0.38 64-bit2889+23
−23		(−9)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
74.5%
−151
= 0
–   Ethereal 8.62 64-bit2884+23
−24		(−14)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
83.8%
+21
= 1 = 1 = 0 0 = = 1
–   Bobcat 7.6 64-bit2875+22
−22		(−23)6.5 − 3.5
(+3−0=7)		65.0%
6.5 / 10
95.0%
+53
= = = = = 1 1 = 1 =
–   Stockfish 1.5.1 32-bit2863+15
−15		(−35)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
99.9%
+47
= 1 1 0
–   Naum 3 32-bit2850+17
−17		(−48)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+102
1 = = 1
–   Zap!Chess Paderborn 64-bit 4CPU2849+26
−26		(−49)24.5 − 25.5
(+8−9=33)
49.0%
24.5 / 50
99.9%
−53
1 1 0 0 = = = = = = = = 0 = = = = = = = 1 = = = = 1 = = = 0 = 0 = 0 0 = = = = 1 = = 1 0 1 = = 0 = 1
–   Deep Shredder 10 64-bit 4CPU2831+17
−17		(−67)21 − 9
(+17−5=8)
70.0%
21.0 / 30
100.0%
+71
1 1 1 0 0 = 1 = 0 1 = = 1 0 1 = 1 1 1 = 1 1 1 = 1 = 1 1 0 1
–   Rybka 1.0 64-bit2824+14
−14		(−74)21.5 − 10.5
(+14−3=15)
67.2%
21.5 / 32
100.0%
+31
1 1 1 0 1 = 1 = = 1 = = = 1 1 = = = 1 0 1 = = 1 1 = 1 = 1 = = 0
–   Murka 3 64-bit2823+12
−12		(−75)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
+20
1 = 0 1
–   Zap!Chess Zanzibar 64-bit2803+26
−26		(−95)8.5 − 6.5
(+6−4=5)		56.7%
8.5 / 15
100.0%
−44
= 0 0 1 1 0 1 1 = 1 = 0 = = 1
–   Deep Junior 10 4CPU2802+14
−14		(−96)16 − 14
(+10−8=12)
53.3%
16.0 / 30
100.0%
−72
1 = = 1 0 1 1 0 0 1 = 0 1 1 0 = 0 1 1 = = = = 0 1 0 = = = =
–   Hiarcs 11.12789+15
−15		(−109)2.5 − 0.5
(+2−0=1)		83.3%
2.5 / 3
100.0%
+109
= 1 1
–   Fritz 102778+15
−15		(−120)23 − 7
(+19−3=8)
76.7%
23.0 / 30
100.0%
+70
1 = 1 1 1 1 1 = 1 1 1 = = 1 1 1 1 = = 1 1 1 = 0 1 0 = 1 1 0
–   Toga II 1.2.1a 32-bit2759+12
−12		(−139)22 − 10
(+15−3=14)
68.8%
22.0 / 32
100.0%
−20
= 1 1 1 = 1 = = 1 = 1 1 1 0 1 1 = = 1 1 1 = = 1 = 1 = = = 0 0 =
–   Hiarcs X50 Hypermodern2755+30
−30		(−143)21 − 9
(+17−5=8)
70.0%
21.0 / 30
100.0%
0
0 1 = 0 = 1 1 1 1 1 1 1 1 1 = 0 = 1 = = = 1 0 1 1 1 1 1 0 =
–   Hiarcs X502744+19
−19		(−154)20 − 10
(+15−5=10)
66.7%
20.0 / 30
100.0%
−39
0 = 1 = 1 1 0 1 1 1 = = = 1 1 0 1 = 1 = = 1 1 1 1 = 0 0 1 =
–   Fruit 2.2.12743+13
−13		(−155)50 − 10
(+41−1=18)
83.3%
50.0 / 60
100.0%
+83
1 1 1 1 1 1 = = 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 = = 1 = = 1 = 1 = 1 1 1 1 1 1 1
–   Fritz 92742+14
−14		(−156)41.5 − 18.5
(+30−7=23)
69.2%
41.5 / 60
100.0%
−34
1 = = 0 = = 1 1 = 1 1 1 = 1 = 0 = 1 = 1 0 1 = 1 1 1 1 = = 1 1 = = 1 = 1 1 = = 1 1 0 = 1 = 0 1 1 1 = 1 1 = = 0 = 1 1 1 0
–   Hiarcs 102740+16
−16		(−158)23 − 7
(+18−2=10)
76.7%
23.0 / 30
100.0%
+24
= = 1 1 1 1 = = 1 1 1 1 0 = 1 = = 1 1 1 1 = 1 0 = = 1 1 1 1
–   Hiarcs 10 Hypermodern2718+20
−20		(−180)25 − 5
(+21−1=8)
83.3%
25.0 / 30
100.0%
+66
= 1 1 = 1 1 1 = 1 = 1 1 0 1 1 1 1 = = 1 = 1 1 1 = 1 1 1 1 1
–   Spike 1.12689+15
−15		(−209)22 − 7
(+17−2=10)		75.9%
22.0 / 29
100.0%
−33
1 = = = 1 = 1 1 0 1 1 1 0 1 = 1 1 = 1 1 = 1 1 1 1 = 1 = =
–   Zap!Chess Paderborn 32-bit2681+21
−21		(−217)23 − 7
(+18−2=10)
76.7%
23.0 / 30
100.0%
−32
1 0 1 = 1 = 1 = 1 = 1 1 1 = 1 = 1 = 1 = 1 = 1 0 = 1 1 1 1 1
–   SmarThink 1.00 32-bit2665+14
−15		(−233)23.5 − 6.5
(+19−2=9)
78.3%
23.5 / 30
100.0%
−31
= = 1 1 0 1 1 = 1 = 1 1 1 = 1 0 = 1 1 1 1 1 1 = 1 = 1 = 1 1
–   Ktulu 7.52664+15
−15		(−234)23 − 7
(+18−2=10)
76.7%
23.0 / 30
100.0%
−50
1 1 1 = = = = 1 1 0 1 1 1 1 1 0 = 1 = = = = = 1 1 1 1 1 1 1
–   CM10th Xperience2661+13
−13		(−237)24 − 4
(+20−0=8)		85.7%
24.0 / 28
100.0%
+29
= 1 1 1 = 1 1 1 = 1 = 1 1 1 1 1 = = = 1 1 1 = 1 1 1 1 1
–   Chess Tiger 152636+17
−17		(−262)25 − 5
(+21−1=8)
83.3%
25.0 / 30
100.0%
−15
= = = 1 1 1 1 1 1 = 1 = 1 = 1 = 1 1 1 1 1 0 1 1 1 1 1 1 = 1
–   Gandalf 62634+11
−11		(−264)27 − 3
(+24−0=6)
90.0%
27.0 / 30
100.0%
+65
1 1 = 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 = 1 1 1 = =
–   Chess Tiger 15 Gambit2634+33
−33		(−264)25.5 − 4.5
(+22−1=7)
85.0%
25.5 / 30
100.0%
+3
= 0 1 = 1 = 1 1 1 1 = 1 1 1 1 1 1 1 = 1 1 = 1 1 1 1 1 = 1 1
–   CM10th Default2631+15
−14		(−267)24.5 − 5.5
(+21−2=7)
81.7%
24.5 / 30
100.0%
−28
1 1 1 1 = 1 1 1 1 1 0 0 = = 1 = = 1 1 1 = 1 1 1 1 1 1 1 1 =
–   Naum 1.91 64-bit2610+15
−15		(−288)26.5 − 3.5
(+24−1=5)
88.3%
26.5 / 30
100.0%
+35
1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 = 1 1 1 = 1 = = 1
–   Aristarch 4.502596+12
−12		(−302)25.5 − 4.5
(+22−1=7)
85.0%
25.5 / 30
100.0%
−34
1 1 = 1 1 1 1 1 = 1 1 1 1 = = 1 = 1 1 = 1 0 1 1 1 1 1 = 1 1
1140 games: 533 wins, 186 losses, 421 draws (36.9%), score: 65.2%

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Created in 2005-2013 by CCRL team
Last games added on April 17, 2021