CCRL 40/4
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 1'579'577 games
played by 1'866 programs
21113 CPU days (X2 4600+)

White wins: 617'996 (39.1%)
Black wins: 503'684 (31.9%)
Draws: 457'897 (29.0%)
White score: 53.6%

Engine Details

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Rybka 2.2 64-bit 4CPU (3001+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 25 Rybka versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Stockfish 1.6s JA 64-bit 4CPU3092+13
−13
(+91)41.5 − 57.5
(+22−38=39)
41.9%
41.5 / 99
0.0%
+38
= 1 0 0 1 0 = 1 1 0 0 0 0 1 1 0 = = 1 = = = = 1 0 1 = = 0 = = 0 = 1 0 1 = = 1 = 1 = 0 = = 0 = 1 0 = 1 = 0 = 0 = 1 0 = 1 1 0 0 0 0 = 0 = 0 0 = = 0 = = 0 0 0 0 = = = 0 1 = 0 1 = = 1 0 0 0 1 = = 0 0 0
–   Stockfish 1.6.3 64-bit 4CPU3088+13
−13
(+87)34 − 66
(+11−43=46)
34.0%
34.0 / 100
0.0%
−12
1 0 0 0 1 0 = = 1 0 0 = 0 0 = = = 0 = 0 0 0 = 0 = = = 0 = 1 = = = = 0 = 1 = 0 0 1 1 = = 0 0 0 0 1 0 = 1 0 = 0 = = = = 0 = 0 = 1 0 = = = = 0 = 0 0 = = = = 0 = 1 = 0 = 0 0 0 = 0 = 0 0 = 0 0 = 0 0 = 0 =
–   Naum 4.1 64-bit 4CPU3069+15
−15
(+68)21.5 − 28.5
(+6−13=31)
43.0%
21.5 / 50
0.0%
+29
= 1 0 0 = = 1 0 = = = = 0 = = 0 = = = = = = = 0 = = = 0 = = = = = = 0 = = = 1 0 = 1 0 1 0 0 0 = 1 =
–   Naum 4 64-bit 4CPU3062+10
−10
(+61)42.5 − 57.5
(+14−29=57)
42.5%
42.5 / 100
0.0%
+15
= 0 0 = = = 0 = 0 = 0 1 1 = 0 1 = = 0 0 0 = 0 = = = 1 = 1 = = = 0 1 = 1 1 = = = 0 = = 1 0 = = = = = 0 0 0 = = = 0 0 = = = 0 1 = 0 = = = = = = 0 1 = 0 = 0 = 0 = = = 0 = 1 = 0 = 0 1 = = 0 = 1 = 0 = = =
–   Deep Shredder 12 64-bit 4CPU3040+7
−7
(+39)91.5 − 108.5
(+49−66=85)
45.8%
91.5 / 200
0.0%
+12
1 0 = = 1 = 0 1 = 1 0 = = 0 = 0 0 = = 0 1 = = 0 = = 1 0 = 0 0 0 = = = 0 0 1 = 0 0 1 = = 0 0 = 0 = = 0 0 = = = = 1 1 0 = = 1 = = 1 1 0 1 1 1 = 0 0 0 0 = 1 1 1 0 = 1 0 0 1 = = = = 1 = 0 = 0 1 0 = = 1 = = 0 1 = = = 0 1 = 0 1 0 0 1 1 = = = 1 = 0 = = = = 0 = = 1 = 1 0 0 0 1 0 1 0 1 0 1 0 = 0 = = 1 = 0 = 0 = 0 = 1 = 0 0 1 1 = = 0 0 1 0 1 0 = = 1 = 1 0 0 0 = 0 = 0 1 = 0 0 = 1 = = = 0 = 0 = = = = = 1 1 1
–   Stockfish 1.5.1 64-bit 4CPU3027+14
−14
(+26)46 − 54
(+27−35=38)
46.0%
46.0 / 100
0.2%
0
= = 0 = 0 0 1 = = 0 = 0 = 1 1 1 1 1 1 1 = 0 1 1 = 0 = = 1 0 0 0 = 0 = = 0 0 1 1 1 = 0 = 1 0 0 0 = 0 1 = 1 = = 0 1 = 0 0 = 1 = 0 0 0 1 = 1 0 1 0 = 0 0 1 = = 0 = = = = = = = 1 0 0 0 = = 0 = 0 = 1 1 1 0
–   Naum 3.1 64-bit 4CPU2977+10
−10
(−24)52 − 48
(+22−18=60)
52.0%
52.0 / 100
99.9%
−12
= 1 = 0 = = = 0 = 1 0 1 = 1 = 0 = 1 0 = 1 = = 0 0 0 = = 0 = = 0 = 1 = = = = = 1 0 = 1 1 1 = 0 = 1 = = = 1 1 = 1 = = = = = = = 0 = = 0 1 0 = = = 1 1 1 1 = = = 1 0 = 0 = = = = 1 = = = = 0 = = = = = = =
–   Stockfish 1.4 64-bit 4CPU2974+15
−15
(−27)58 − 42
(+39−23=38)
58.0%
58.0 / 100
99.8%
+24
= = 1 1 1 = = 1 1 = 1 1 0 0 = = 1 0 1 = 1 = = = 1 1 0 0 = 0 1 = 1 1 1 1 1 1 1 0 0 0 = 1 0 0 1 1 0 1 = 0 = = = 1 = 0 = 1 = 1 = 0 1 = 0 = = 1 0 0 0 = 1 = 1 1 = = = = = 0 1 1 = = 1 1 1 = 1 0 0 = 1 = = 0
–   Zappa Mexico II 64-bit 4CPU2969+7
−7
(−32)56 − 43
(+32−19=48)
56.6%
56.0 / 99
100.0%
+6
1 1 0 1 0 1 = 0 0 0 1 1 1 = 1 0 0 = = = = = = 1 0 1 = 1 = 1 = = 0 = 0 = = = = = 0 1 0 = 1 0 = = 1 = = = = 1 1 1 1 = 0 1 1 = 1 1 0 1 = 1 = 1 = = = = = 1 0 = = 1 = = 0 = = 1 = = 0 = = = = 1 = = 1 0 1
–   Spark 0.3 64-bit 4CPU2968+12
−12
(−33)49.5 − 50.5
(+22−23=55)
49.5%
49.5 / 100
100.0%
−33
1 1 = = 1 0 = = 0 0 = = 1 1 1 = 0 0 1 = 1 = 1 1 1 = 1 = 0 = = = = = = = 0 0 0 1 = = = = 1 1 = = = = = 0 0 = = 0 = = 0 = 1 0 1 = 0 = = 0 0 0 = 0 = = = = = = 1 = = = 0 = = = 0 0 1 = 1 0 1 = 1 = = = = =
–   Spark 0.3a 64-bit 4CPU2961+18
−17
(−40)29 − 21
(+17−9=24)
58.0%
29.0 / 50
100.0%
+6
0 1 = 0 = = = 0 0 = 1 = = 1 1 0 1 = 1 1 1 0 1 = = = 1 1 = = = 1 = 0 = 0 = 1 1 1 = = = = 1 = 1 = = 0
–   Thinker 5.4c Inert 64-bit 4CPU2950+9
−9
(−51)56 − 44
(+34−22=44)
56.0%
56.0 / 100
100.0%
−14
1 1 1 1 0 0 1 = 1 1 1 = = 0 1 0 = = = 0 = = 1 0 1 1 0 = 1 = 0 0 0 0 = = = 1 1 = 1 = 1 0 = = 1 = = 1 1 = = 0 = = = 1 1 = 1 1 1 = = = = = 1 = = = 1 0 = 1 = = = 0 1 1 = 0 1 = = 0 = 0 = 0 = 1 1 0 0 = 0 1
–   Deep Junior 11.1a 64-bit 4CPU2941+14
−14
(−60)29 − 21
(+20−12=18)
58.0%
29.0 / 50
100.0%
−7
= = 1 0 = 0 0 1 1 1 = 0 1 0 = = 1 1 1 = = 1 1 = 1 = 0 0 1 1 1 = = 0 1 0 = 0 1 = 1 0 1 = 1 = 0 1 = =
–   Deep Sjeng WC2008 64-bit 4CPU2939+8
−8
(−62)58 − 42
(+34−18=48)
58.0%
58.0 / 100
100.0%
−13
= 0 1 = = 0 = 1 0 = = = = = 1 = 1 = = = = 1 = = 1 = 1 = 0 = = = 1 0 = 1 1 1 = = 1 = 1 = = 0 1 1 0 = 1 = = 0 = 1 = 0 1 1 0 = 1 0 = = 1 = = = 1 = = 0 = 0 = = = = = 0 1 1 1 = 0 1 1 1 1 0 1 0 1 1 1 1 0 =
–   Hiarcs 12.1 4CPU2937+10
−10
(−64)57 − 43
(+40−26=34)
57.0%
57.0 / 100
100.0%
−17
0 0 = 1 = = 0 = 1 = 1 0 1 1 = 1 1 1 = = 1 0 1 0 1 = = 1 = 1 1 1 = = = 1 0 1 1 = 0 0 1 1 = 0 0 = = 0 1 = 1 1 = = = 1 = = 1 1 0 = 0 0 0 1 0 = 0 1 0 1 1 1 = 1 0 0 0 = 1 1 = 1 1 1 = 1 0 1 = = 0 1 = = 0 0
–   Deep Shredder 11 64-bit 4CPU2931+9
−9
(−70)59.5 − 40.5
(+41−22=37)
59.5%
59.5 / 100
100.0%
−7
1 1 = 1 = 1 1 = 1 0 1 = 1 = 1 = 1 1 = = = = 1 1 0 1 = 0 = = = = 0 0 1 = 1 1 1 1 1 = 0 0 1 1 1 = 0 = 0 0 = = 0 = = 0 = 1 1 1 0 1 0 = = = 1 0 0 1 1 0 1 1 = 0 1 0 1 1 1 1 1 = = = 1 = = 0 0 = = 1 = = 1 0
–   Deep Sjeng 3.0 64-bit 4CPU2929+9
−9
(−72)62.5 − 37.5
(+44−19=37)
62.5%
62.5 / 100
100.0%
+11
= 1 1 = 0 0 1 1 = 1 = 1 = 1 0 = = 1 1 = = = = 1 0 0 1 1 0 1 0 = 1 = = 1 1 1 = 0 1 1 = 1 1 0 1 1 = 1 = = 0 0 1 0 1 = 1 1 = 1 0 0 0 1 = 1 = 0 = = 1 1 1 1 1 = = 1 = 1 = = = 1 = 1 0 1 1 = 1 = = 0 0 1 = =
–   Thinker 5.4a Inert 64-bit 4CPU2925+13
−13
(−76)60 − 40
(+33−13=54)
60.0%
60.0 / 100
100.0%
−16
= = 1 = 1 0 = = 1 = 0 = = = = 1 = = 1 = 1 = = 1 = = 1 = 1 = 1 = 1 = 1 = 0 = 1 = = 0 0 1 1 0 1 0 1 = = = = = = = = 0 1 = 1 0 = 1 = 1 1 0 = = 1 = 1 1 = 0 1 1 = = = = 1 0 = = 1 = = = 0 = 1 = 1 = 1 = = 1
–   Glaurung 2.2 64-bit 4CPU2913+12
−11
(−88)64 − 36
(+47−19=34)
64.0%
64.0 / 100
100.0%
+5
0 1 = 1 1 1 0 1 0 1 1 0 1 1 1 0 1 1 = = 1 1 = = 0 1 = = = 1 = 0 = 1 1 = 1 = = = = 1 0 0 0 0 = 0 = 1 0 1 = 1 = = = = 1 1 1 1 1 1 1 1 = = 1 1 1 1 1 = 1 = = 1 0 = 1 = 1 1 = = 1 0 0 = 0 = 1 1 = 1 0 1 0 1
–   Bright 0.5c 4CPU2904+14
−15
(−97)33.5 − 16.5
(+25−8=17)
67.0%
33.5 / 50
100.0%
+17
1 = 1 = = = 1 = 1 1 0 = 1 1 1 1 1 0 = 1 = 1 = 0 1 1 1 = 0 = = = 1 0 1 0 1 = 1 1 1 1 = = 0 1 = 0 1 1
–   Fritz 112887+9
−10
(−114)64.5 − 35.5
(+36−7=57)
64.5%
64.5 / 100
100.0%
−30
1 1 = = 1 = 1 1 = = = 1 = = 1 1 = = = 1 = = 1 = = 0 = = = = 1 = 1 = 1 = = = 1 = = = 1 = 1 = = 1 = = = = = 0 1 1 = = 1 1 = 1 = 1 0 = 1 = 1 0 1 = 0 = = = = 0 1 = = 1 1 = 1 = = 1 1 0 1 = = 1 = 1 1 = = =
–   Loop M1-T 64-bit 4CPU2880+8
−8
(−121)67.5 − 31.5
(+48−12=39)
68.2%
67.5 / 99
100.0%
−2
1 = 1 = 1 = 1 1 1 0 1 0 = = = 0 0 1 1 = = = = 0 1 1 1 = = = 1 = 1 1 1 1 = 1 1 1 1 = = 1 = = 1 1 0 1 = 1 0 1 = 1 = = 1 1 = 1 = = 0 1 1 1 = 1 = 1 0 1 0 = 0 = 1 = 1 0 = 1 = = = 1 1 1 = 1 = = 1 1 = 1 1
–   Crafty 23.0 64-bit 4CPU2743+17
−17
(−258)80 − 19
(+68−7=24)
80.8%
80.0 / 99
100.0%
−28
= = = 1 0 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 0 = 1 1 1 1 0 1 1 1 = 1 = 1 0 1 0 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 =
–   Scorpio 2.1 64-bit 4CPU2721+17
−17
(−280)88 − 12
(+81−5=14)
88.0%
88.0 / 100
100.0%
+48
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 1 = 1 1 = 1 1 1 1 0 = = 1 0 1 = 1 = 1 1 0 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
–   Arasan 11.3 64-bit 4CPU2572+22
−23
(−429)95 − 5
(+90−0=10)
95.0%
95.0 / 100
100.0%
+21
1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 = 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 = 1 1 1 1 =

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Participation in the pure lists

Pure listRankRatingNumber of games
Rybka 2.2 64-bit 4CPU
played with current
participants of this list
Represented by
All    398Rybka 4.1 64-bit 4CPU

Created in 2005-2013 by CCRL team
Last games added on November 18, 2017