CCRL 40/4
Downloads and Statistics
January 13, 2018
Testing summary:
Total: 1'626'652 games
played by 1'934 programs
21844 CPU days (X2 4600+)

White wins: 635'703 (39.1%)
Black wins: 517'026 (31.8%)
Draws: 473'923 (29.1%)
White score: 53.6%

Engine Details

Options
Show each game results
Rybka 2.2 64-bit 4CPU (3002+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 4CPU3093+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 4CPU3089+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 4CPU3070+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
(+60)42.5 − 57.5
(+14−29=57)
42.5%
42.5 / 100
0.0%
+14
= 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 4CPU3041+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 4CPU3028+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 4CPU2978+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 4CPU2975+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 4CPU2970+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 4CPU2969+12
−12
(−33)49.5 − 50.5
(+22−23=55)
49.5%
49.5 / 100
100.0%
−33
1 = 0 = = 0 0 0 = 0 = = = = = = 1 = = = 0 = = = 0 0 1 = 1 0 1 = 1 = = = = = 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
–   Spark 0.3a 64-bit 4CPU2962+17
−18
(−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 4CPU2951+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 4CPU2942+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 4CPU2940+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 4CPU2938+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 4CPU2932+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 4CPU2930+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 4CPU2926+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 4CPU2914+12
−12
(−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 4CPU2905+14
−14
(−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 112888+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 4CPU2881+9
−9
(−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 4CPU2744+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 4CPU2722+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 4CPU2573+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 =

Rating changes by day

Rating changes with played games

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 January 13, 2018