CCRL 40/4
Downloads and Statistics
November 16, 2019
Testing summary:
Total: 2'132'153 games
played by 2'491 programs
28840 CPU days (X2 4600+)

White wins: 826'813 (38.8%)
Black wins: 668'076 (31.3%)
Draws: 637'264 (29.9%)
White score: 53.7%

Engine Details

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Rybka 2.1 32-bit (2857+12
−12
)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
–   Rybka 2.2 32-bit2893+14
−14
(+36)28.5 − 40.5
(+11−23=35)
41.3%
28.5 / 69
0.0%
−15
–   Rybka 1.2 32-bit2864+15
−15
(+7)48 − 50
(+21−23=54)
49.0%
48.0 / 98
22.1%
−2
–   Rybka 1.1 32-bit2853+21
−21
(−4)26 − 24
(+12−10=28)
52.0%
26.0 / 50
60.9%
+5
–   Loop 10.32f2813+24
−24
(−44)20 − 10
(+12−2=16)
66.7%
20.0 / 30
99.9%
+53
–   Hiarcs 11.12803+11
−11
(−54)50.5 − 45.5
(+36−31=29)
52.6%
50.5 / 96
100.0%
−35
–   Hiarcs 112790+15
−15
(−67)4 − 5
(+3−4=2)
44.4%
4.0 / 9
100.0%
−110
–   Loop 12.322779+32
−31
(−78)18 − 11
(+13−6=10)
62.1%
18.0 / 29
100.0%
+2
–   Loop 13.6 (Loop 2007) 32-bit2775+10
−10
(−82)35 − 17
(+26−8=18)
67.3%
35.0 / 52
100.0%
+35
–   Toga II 1.3.12772+9
−10
(−85)87 − 48
(+61−22=52)
64.4%
87.0 / 135
100.0%
+10
–   Glaurung 1.2.1 32-bit 4CPU2769+15
−15
(−88)33.5 − 16.5
(+24−7=19)
67.0%
33.5 / 50
100.0%
+23
–   Toga II 1.2.1a 32-bit2762+9
−9
(−95)73 − 39
(+54−20=38)
65.2%
73.0 / 112
100.0%
+5
–   Loop 13.5 32-bit2762+18
−18
(−95)38.5 − 24.5
(+27−13=23)
61.1%
38.5 / 63
100.0%
−24
–   Hiarcs X502756+16
−16
(−101)44 − 18
(+33−7=22)
71.0%
44.0 / 62
100.0%
+38
–   Shredder 102754+22
−22
(−103)46.5 − 33.5
(+31−18=31)
58.1%
46.5 / 80
100.0%
−50
–   Fritz 92750+11
−11
(−107)101.5 − 59.5
(+79−37=45)
63.0%
101.5 / 161
100.0%
−16
–   Hiarcs X54 Hypermodern 32-bit2749+21
−21
(−108)48 − 20
(+36−8=24)
70.6%
48.0 / 68
100.0%
+28
–   Hiarcs X54 32-bit2744+16
−16
(−113)77 − 43
(+64−30=26)
64.2%
77.0 / 120
100.0%
−7
–   Hiarcs X50 Hypermodern2743+27
−27
(−114)42.5 − 25.5
(+33−16=19)
62.5%
42.5 / 68
100.0%
−26
–   Naum 2.1 32-bit2738+14
−14
(−119)36 − 24
(+24−12=24)
60.0%
36.0 / 60
100.0%
−56
–   Hiarcs 102736+20
−20
(−121)42 − 20
(+28−6=28)
67.7%
42.0 / 62
100.0%
−11
–   Toga II 1.1a 32-bit2736+39
−37
(−121)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Spike 1.2 Turin2731+6
−5
(−126)89.5 − 41.5
(+69−21=41)
68.3%
89.5 / 131
100.0%
0
–   Hiarcs 10 Hypermodern2701+27
−27
(−156)47 − 21
(+36−10=22)
69.1%
47.0 / 68
100.0%
−27
–   Naum 2.0 32-bit2700+8
−8
(−157)98.5 − 31.5
(+81−14=35)
75.8%
98.5 / 130
100.0%
+28
–   Spike 1.12678+24
−24
(−179)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Fritz 82666+32
−31
(−191)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−160
–   Glaurung 1.2.1 32-bit2657+10
−10
(−200)101.5 − 28.5
(+89−16=25)
78.1%
101.5 / 130
100.0%
+16
–   CM10th Paralyse2655+15
−15
(−202)20.5 − 9.5
(+16−5=9)
68.3%
20.5 / 30
100.0%
−76
–   Scorpio 1.812648+14
−14
(−209)112.5 − 35.5
(+94−17=37)
76.0%
112.5 / 148
100.0%
−19
–   Scorpio 1.92641+13
−13
(−216)104 − 24
(+89−9=30)
81.3%
104.0 / 128
100.0%
+18
–   Scorpio 1.912641+12
−12
(−216)51.5 − 12.5
(+46−7=11)
80.5%
51.5 / 64
100.0%
+25
–   CM10th Xperience2639+14
−14
(−218)46 − 14
(+38−6=16)
76.7%
46.0 / 60
100.0%
−26
–   Scorpio 1.822638+20
−20
(−219)53 − 11
(+45−3=16)
82.8%
53.0 / 64
100.0%
+25
–   Scorpio 1.842633+20
−20
(−224)103 − 25
(+86−8=34)
80.5%
103.0 / 128
100.0%
−1
–   Scorpio 1.82624+15
−14
(−233)49 − 13
(+43−7=12)
79.0%
49.0 / 62
100.0%
−9
–   Slow Chess Blitz WV2.12615+6
−6
(−242)53 − 10
(+48−5=10)
84.1%
53.0 / 63
100.0%
+40
–   CM10th Default2615+26
−26
(−242)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Naum 1.91 32-bit2606+19
−19
(−251)50 − 10
(+45−5=10)
83.3%
50.0 / 60
100.0%
+19
–   Pharaon 3.5.12603+7
−7
(−254)50 − 10
(+43−3=14)
83.3%
50.0 / 60
100.0%
0
–   List 5.122591+11
−10
(−266)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−296
–   Ruffian 1.0.52585+9
−9
(−272)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Delfi 5.02576+15
−15
(−281)56 − 4
(+55−3=2)
93.3%
56.0 / 60
100.0%
+191
–   Pharaon 3.32547+32
−33
(−310)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Fritz 5.322540+13
−13
(−317)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Petir 3.99d2524+18
−18
(−333)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Crafty 20.14 32-bit2519+27
−27
(−338)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   AnMon 5.502508+23
−23
(−349)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Crafty 19.19 32-bit2487+28
−28
(−370)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   The Baron 1.7.02458+16
−16
(−399)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Nejmet 3.072425+8
−7
(−432)1 − 1
(+0−0=2)
50.0%
1.0 / 2
100.0%
−401
–   Dragon 4.62417+8
−8
(−440)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF

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Created in 2005-2013 by CCRL team
Last games added on November 16, 2019