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 1.0 64-bit (2852+15
−14
)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
–   DiscoCheck 5.2 64-bit2915+13
−13
(+63)12 − 20
(+7−15=10)
37.5%
12.0 / 32
0.0%
−26
–   Stockfish 1.5.1 64-bit2912+16
−16
(+60)12 − 18
(+8−14=8)
40.0%
12.0 / 30
0.0%
−11
–   Thinker 5.4c Inert 64-bit2883+9
−9
(+31)14 − 16
(+9−11=10)
46.7%
14.0 / 30
0.0%
+10
–   MinkoChess 1.3 64-bit2870+8
−8
(+18)15 − 16
(+11−12=8)
48.4%
15.0 / 31
1.7%
+2
–   Doch 1.2 64-bit2866+19
−19
(+14)14.5 − 15.5
(+6−7=17)
48.3%
14.5 / 30
12.3%
+3
–   Hannibal 05_24_10v2 64-bit2858+31
−31
(+6)22 − 13
(+17−8=10)
62.9%
22.0 / 35
36.6%
+94
–   Spark 0.3 64-bit2844+10
−10
(−8)17 − 13
(+11−7=12)
56.7%
17.0 / 30
82.3%
+32
–   Zappa Mexico II 64-bit2844+6
−7
(−8)15.5 − 14.5
(+10−9=11)
51.7%
15.5 / 30
85.5%
+2
–   Deep Sjeng WC2008 64-bit2842+10
−10
(−10)15 − 15
(+7−7=16)
50.0%
15.0 / 30
86.4%
−6
–   Hiarcs 12.12833+13
−13
(−19)11 − 19
(+5−13=12)
36.7%
11.0 / 30
97.6%
−100
–   Toga II 1.4.1SE2823+10
−10
(−29)18.5 − 11.5
(+13−6=11)
61.7%
18.5 / 30
100.0%
+46
–   Gaviota 0.86 64-bit2799+10
−10
(−53)28 − 12
(+22−6=12)
70.0%
28.0 / 40
100.0%
+88
–   Rybka 1.0 32-bit2791+13
−13
(−61)44 − 20
(+32−8=24)
68.8%
44.0 / 64
100.0%
+60
–   Fruit 2.32783+14
−14
(−69)17.5 − 13.5
(+10−6=15)
56.5%
17.5 / 31
100.0%
−30
–   Strelka 1.8 32-bit2782+13
−13
(−70)41 − 23
(+28−10=26)
64.1%
41.0 / 64
100.0%
+19
–   Twisted Logic 20100131x 64-bit2766+10
−10
(−86)27 − 13
(+21−7=12)
67.5%
27.0 / 40
100.0%
+36
–   Toga II 1.2.1a 32-bit2762+9
−9
(−90)20 − 12
(+15−7=10)
62.5%
20.0 / 32
100.0%
−5
–   Glaurung 2.0.1 64-bit2740+11
−11
(−112)22 − 10
(+18−6=8)
68.8%
22.0 / 32
100.0%
+19
–   Strelka 1.0b 32-bit2739+17
−17
(−113)49.5 − 14.5
(+39−4=21)
77.3%
49.5 / 64
100.0%
+75
–   Naum 2.1 32-bit2738+14
−14
(−114)19.5 − 12.5
(+11−4=17)
60.9%
19.5 / 32
100.0%
−48
–   Spike 1.2 Turin2731+6
−5
(−121)19.5 − 12.5
(+14−7=11)
60.9%
19.5 / 32
100.0%
−49
–   Chess Tiger 2007.12713+7
−7
(−139)21.5 − 10.5
(+16−5=11)
67.2%
21.5 / 32
100.0%
−22
–   Naum 2.0 32-bit2700+8
−8
(−152)22 − 10
(+16−4=12)
68.8%
22.0 / 32
100.0%
−28
–   Chess Tiger 20072700+11
−11
(−152)22.5 − 9.5
(+17−4=11)
70.3%
22.5 / 32
100.0%
−17
–   Naum 2.0 64-bit2693+11
−11
(−159)26.5 − 5.5
(+23−2=7)
82.8%
26.5 / 32
100.0%
+92
–   Bright 0.2c2687+13
−13
(−165)27.5 − 4.5
(+24−1=7)
85.9%
27.5 / 32
100.0%
+116
–   Alaric 7072663+7
−7
(−189)21.5 − 10.5
(+17−6=9)
67.2%
21.5 / 32
100.0%
−72
–   Glaurung 1.2.1 32-bit2657+10
−10
(−195)25 − 7
(+20−2=10)
78.1%
25.0 / 32
100.0%
0
–   Scorpio 2.0 32-bit2656+12
−12
(−196)24 − 8
(+19−3=10)
75.0%
24.0 / 32
100.0%
−25
–   Glaurung 1.2.1 64-bit2655+14
−15
(−197)25 − 7
(+20−2=10)
78.1%
25.0 / 32
100.0%
0
–   Scorpio 1.92641+13
−13
(−211)22.5 − 9.5
(+17−4=11)
70.3%
22.5 / 32
100.0%
−75
–   Scorpio 1.912641+12
−12
(−211)24 − 8
(+19−3=10)
75.0%
24.0 / 32
100.0%
−37
–   E.T. Chess 13.01.082634+7
−7
(−218)25 − 7
(+21−3=8)
78.1%
25.0 / 32
100.0%
−12
–   Alfil 8.1.1 Optimized2625+9
−9
(−227)23.5 − 8.5
(+20−5=7)
73.4%
23.5 / 32
100.0%
−50
–   Scorpio 1.82624+15
−14
(−228)24 − 8
(+21−5=6)
75.0%
24.0 / 32
100.0%
−38
–   Movei 00.8.438 (10 10 10)2623+7
−7
(−229)23.5 − 6.5
(+18−1=11)
78.3%
23.5 / 30
100.0%
−43
–   Alaric 7042618+15
−15
(−234)27 − 5
(+25−3=4)
84.4%
27.0 / 32
100.0%
+60
–   Slow Chess Blitz WV2.12615+6
−6
(−237)23.5 − 8.5
(+18−3=11)
73.4%
23.5 / 32
100.0%
−80
–   Delfi 5.12615+12
−12
(−237)23 − 9
(+18−4=10)
71.9%
23.0 / 32
100.0%
−89
–   Frenzee 3.0 64-bit2614+14
−14
(−238)25 − 7
(+22−4=6)
78.1%
25.0 / 32
100.0%
−19
–   Colossus 2007d2611+12
−13
(−241)24 − 8
(+18−2=12)
75.0%
24.0 / 32
100.0%
−77
–   Delfi 5.22609+11
−11
(−243)26 − 6
(+22−2=8)
81.3%
26.0 / 32
100.0%
−13
–   ProDeo 1.62609+14
−13
(−243)27 − 5
(+25−3=4)
84.4%
27.0 / 32
100.0%
+48
–   ProDeo 1.22608+11
−10
(−244)26.5 − 5.5
(+22−1=9)
82.8%
26.5 / 32
100.0%
−3
–   WildCat 72606+10
−10
(−246)27 − 5
(+22−0=10)
84.4%
27.0 / 32
100.0%
+1
–   Zappa 1.1 64-bit2604+11
−11
(−248)27.5 − 4.5
(+24−1=7)
85.9%
27.5 / 32
100.0%
+34
–   Pharaon 3.5.12603+7
−7
(−249)27.5 − 4.5
(+25−2=5)
85.9%
27.5 / 32
100.0%
+52
–   List 5.122591+11
−10
(−261)28 − 4
(+24−0=8)
87.5%
28.0 / 32
100.0%
+27
–   Colossus 2007c2586+15
−15
(−266)22 − 10
(+17−5=10)
68.8%
22.0 / 32
100.0%
−137
–   Ruffian 1.0.52585+9
−9
(−267)28 − 4
(+24−0=8)
87.5%
28.0 / 32
100.0%
+20
–   Delfi 5.02576+15
−15
(−276)23.5 − 8.5
(+19−4=9)
73.4%
23.5 / 32
100.0%
−109
–   Pseudo 0.7c2576+8
−8
(−276)25 − 7
(+22−4=6)
78.1%
25.0 / 32
100.0%
−57
–   SOS 5.12573+7
−7
(−279)28 − 4
(+26−2=4)
87.5%
28.0 / 32
100.0%
+52
–   Petir 4.392566+10
−10
(−286)28 − 4
(+26−2=4)
87.5%
28.0 / 32
100.0%
+43
–   Aristarch 4.502566+7
−7
(−286)30.5 − 1.5
(+29−0=3)
95.3%
30.5 / 32
100.0%
+176
–   Colossus 2007a2558+16
−16
(−294)28 − 4
(+24−0=8)
87.5%
28.0 / 32
100.0%
−5
–   Crafty 21.5 64-bit2543+13
−13
(−309)27.5 − 4.5
(+25−2=5)
85.9%
27.5 / 32
100.0%
−9

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