CCRL 40/40
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 756'425 games
played by 1'967 programs
103446 CPU days (X2 4600+)

White wins: 259'856 (34.4%)
Black wins: 192'693 (25.5%)
Draws: 303'876 (40.2%)
White score: 54.4%

Engine Details

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Rybka 3 32-bit (2994+13
−13
)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
–   iCE 3.0 64-bit3041+14
−14
(+47)4 − 6
(+1−3=6)
40.0%
4.0 / 10
0.0%
−12
= 0 1 = = = 0 = 0 =
–   Sting SF 8.5 64-bit3041+29
−29
(+47)5 − 5
(+3−3=4)
50.0%
5.0 / 10
0.2%
+47
0 1 = = 0 1 0 1 = =
–   Laser 1.4 64-bit3021+21
−21
(+27)6.5 − 7.5
(+4−5=5)
46.4%
6.5 / 14
1.6%
0
1 = 1 1 0 0 0 1 0 = = = 0 =
–   Arasan 20.3 64-bit3016+34
−34
(+22)3 − 3
(+2−2=2)
50.0%
3.0 / 6
12.9%
+22
0 0 = = 1 1
–   Senpai 2.0 64-bit3003+51
−51
(+9)1 − 1
(+0−0=2)
50.0%
1.0 / 2
37.6%
+9
= =
–   Naum 4.2 64-bit2979+9
−9
(−15)11 − 13
(+4−6=14)
45.8%
11.0 / 24
96.8%
−41
1 0 = = 1 0 = = = = = = = 1 0 = 0 = 1 = 0 = 0 =
–   Stockfish 1.7.1 32-bit2972+18
−17
(−22)17 − 13
(+7−3=20)
56.7%
17.0 / 30
97.8%
+14
= = 1 = 0 = = 1 = = = 1 = 1 = 0 = 0 = 1 = = 1 = = = = = 1 =
–   Naum 4.2 32-bit2959+10
−10
(−35)17.5 − 12.5
(+12−7=11)
58.3%
17.5 / 30
100.0%
+18
0 0 = = = 0 0 0 1 1 1 1 = = = = 1 = 0 1 = 1 1 1 1 = 0 1 1 =
–   Naum 4.1 32-bit2948+23
−23
(−46)18 − 12
(+7−1=22)
60.0%
18.0 / 30
100.0%
+5
= 1 = = = = = = = = 1 = 0 = = = = 1 = = 1 1 = = = = = 1 1 =
–   Stockfish 1.6.3 32-bit2933+17
−17
(−61)18.5 − 13.5
(+9−4=19)
57.8%
18.5 / 32
100.0%
−15
= 1 0 1 = = = = 1 0 1 = 1 = = = 1 0 = = = = = = 1 1 1 = = 0 = =
–   Shredder 12 32-bit2930+7
−8
(−64)51 − 39
(+28−16=46)
56.7%
51.0 / 90
100.0%
−24
1 1 0 = 1 = = = = 0 = 1 = = = 0 = = 1 1 = 1 = 1 0 = = = 1 = 1 0 = = 1 1 = 1 0 0 = 0 = 0 = 1 1 1 = = 0 = = 0 0 = = 0 = = = = = 1 0 = = 1 1 1 = 1 = 1 = 1 1 = = = 0 = 0 = 1 = 1 1 = 1
–   Naum 4 32-bit2929+15
−15
(−65)35.5 − 22.5
(+21−8=29)
61.2%
35.5 / 58
100.0%
+3
1 0 = = 1 0 1 = 1 1 = = = 0 = = 0 = 1 1 1 = 1 = 1 = 0 1 = 0 1 = 1 = = 1 = = = 1 = 1 1 = 0 1 = = = 0 = = = 1 1 = 1 =
–   Rybka 2.3.2a 32-bit2913+9
−9
(−81)28.5 − 21.5
(+17−10=23)
57.0%
28.5 / 50
100.0%
−35
= = 1 1 0 = 1 1 = = 1 = 0 1 1 1 1 1 = = 1 0 1 = 0 = 0 = = 0 = = 1 = 1 0 = = 1 0 = = 1 = 1 = = = 0 0
–   Komodo 1.2 32-bit2896+14
−14
(−98)20.5 − 9.5
(+13−2=15)
68.3%
20.5 / 30
100.0%
+11
0 = = 1 1 = = = = = = 1 1 = = 1 1 1 1 1 = = 0 = 1 1 = 1 = 1
–   Fritz 122886+11
−11
(−108)21.5 − 12.5
(+13−4=17)
63.2%
21.5 / 34
100.0%
−31
0 = = 1 1 1 = = = = 1 = 1 = 0 1 1 0 = = 1 = 1 = = 1 = 1 = 1 0 = = 1
–   Critter 0.70 32-bit2877+19
−19
(−117)23 − 7
(+18−2=10)
76.7%
23.0 / 30
100.0%
+66
= = 1 1 1 1 = 1 1 1 1 = 0 1 = 1 = 1 0 1 1 = = 1 1 1 = 1 = 1
–   Hiarcs 13.12874+14
−14
(−120)21 − 9
(+14−2=14)
70.0%
21.0 / 30
100.0%
+2
1 1 1 0 = 1 = = 1 1 = 1 0 1 1 = 1 = = = 1 = = = = 1 = = 1 1
–   Komodo 1.0 32-bit2866+16
−16
(−128)24 − 6
(+19−1=10)
80.0%
24.0 / 30
100.0%
+79
1 0 = 1 = 1 1 1 1 1 1 = 1 1 1 = = = 1 1 1 = 1 1 = = 1 1 1 =
–   Stockfish 1.5.1 32-bit2864+15
−15
(−130)24 − 10
(+17−3=14)
70.6%
24.0 / 34
100.0%
+2
1 1 1 = 0 = = = 1 = 1 1 1 1 = = = 1 = 1 1 = = 1 1 1 1 = = = 1 0 1 0
–   Naum 3.1 32-bit2860+16
−16
(−134)50 − 17
(+36−3=28)
74.6%
50.0 / 67
100.0%
+23
1 1 = = 1 = = = = 1 = = = 1 1 = = = = = 0 1 = 1 = 1 = 1 0 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 =
–   Thinker 5.4d Inert 32-bit2857+10
−10
(−137)26 − 8
(+18−0=16)
76.5%
26.0 / 34
100.0%
+26
1 = 1 = 1 1 1 1 1 1 = 1 = 1 1 1 1 = 1 = = 1 = 1 1 = = = = 1 = = = =
–   Doch 1.3.4 32-bit2853+23
−22
(−141)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+16
= 1 = 1
–   Fritz 112852+10
−10
(−142)38.5 − 15.5
(+26−3=25)
71.3%
38.5 / 54
100.0%
−11
1 = = = = = = 1 1 1 = = 1 = 0 1 1 1 = 1 1 = = 1 1 = 1 = = 0 1 1 = 1 = 1 1 0 = 1 1 1 1 1 = = 1 1 = = = 1 = =
–   Thinker 5.4c Inert 32-bit2850+13
−13
(−144)22.5 − 11.5
(+18−7=9)
66.2%
22.5 / 34
100.0%
−31
1 1 1 = 0 = = 1 1 = 0 1 1 1 1 1 = 1 1 1 1 0 1 0 = 0 1 = 1 1 0 = 0 =
–   Thinker 5.3b Inert 32-bit2846+20
−20
(−148)17.5 − 12.5
(+12−7=11)
58.3%
17.5 / 30
100.0%
−97
1 1 = = 1 = 0 = 1 1 1 1 1 = 0 = 1 1 = 1 = 0 = 0 0 1 = = 0 0
–   Thinker 5.4a Inert 32-bit2835+21
−21
(−159)25 − 5
(+21−1=8)
83.3%
25.0 / 30
100.0%
+85
1 = 1 = 1 1 1 1 1 1 1 = = 1 1 = 1 1 1 1 1 1 0 = 1 1 1 = 1 =
–   Shredder 112832+12
−12
(−162)57 − 17
(+43−3=28)
77.0%
57.0 / 74
100.0%
+16
1 = 1 1 = = = = = = 1 = 1 1 1 0 1 1 1 = 1 0 = 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 = =
–   Deep Junior 11.1a 32-bit2832+18
−18
(−162)20.5 − 9.5
(+14−3=13)
68.3%
20.5 / 30
100.0%
−47
1 = 1 0 1 1 = 1 = 1 = = = = = 1 0 1 1 = 1 = 0 = = 1 = 1 1 1
–   Stockfish 1.4 32-bit2830+17
−17
(−164)22.5 − 7.5
(+17−2=11)
75.0%
22.5 / 30
100.0%
0
= = = 1 = 0 1 1 = 1 1 = = 1 = = 0 1 1 1 = 1 1 1 1 = 1 1 1 1
–   Critter 0.60 32-bit2830+23
−23
(−164)24 − 6
(+18−0=12)
80.0%
24.0 / 30
100.0%
+32
1 1 = 1 1 = 1 1 = 1 = 1 = 1 1 1 1 = = = = 1 = 1 1 1 1 = 1 =
–   Toga II 1.4.1SE2827+12
−12
(−167)42.5 − 15.5
(+31−4=23)
73.3%
42.5 / 58
100.0%
−13
1 = 1 = = = 1 = 1 = 1 0 1 = 1 = 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 = = = 0 =
–   Cyclone xTreme Fury2827+19
−19
(−167)22 − 8
(+17−3=10)
73.3%
22.0 / 30
100.0%
−6
1 1 = 1 1 0 1 1 = 1 = = 1 = 1 1 1 1 0 0 = = 1 1 = = 1 = 1 1
–   Grapefruit 1.0 32-bit2826+9
−9
(−168)33.5 − 11.5
(+25−3=17)
74.4%
33.5 / 45
100.0%
−6
0 = = 1 1 = 1 = 1 1 0 1 0 1 1 1 = 1 1 = 1 = 1 1 = 1 1 = 1 1 1 = = = = = 1 = 1 = 1 = 1 1 1
–   Deep Sjeng WC2008 32-bit2825+12
−12
(−169)40.5 − 10.5
(+32−2=17)
79.4%
40.5 / 51
100.0%
+35
1 1 1 = 1 1 1 1 = 1 = 1 = 1 1 1 1 0 1 = = = 1 1 1 1 1 = = 1 = 1 = 1 0 1 1 1 = 1 = = 1 = 1 = = 1 1 1 1
–   Protector 1.3.4 32-bit2825+16
−16
(−169)22.5 − 7.5
(+16−1=13)
75.0%
22.5 / 30
100.0%
−13
1 = 1 1 1 1 = = 1 = 1 = 1 1 1 = 1 = = 1 1 1 = = = 1 0 1 = =
–   Cyclone xTreme2824+13
−13
(−170)22.5 − 9.5
(+17−4=11)
70.3%
22.5 / 32
100.0%
−31
= 1 = = = 1 1 1 1 1 0 0 1 1 1 1 = = 1 = = 1 0 = 0 1 1 = 1 = 1 1
–   Cyclone 3.42823+21
−21
(−171)27.5 − 7.5
(+21−1=13)
78.6%
27.5 / 35
100.0%
+20
1 1 1 = 1 = 1 = 1 1 = = 1 = 1 1 1 = 1 1 1 = = 1 0 = = 1 = 1 1 1 = 1 1
–   Cyclone xTreme Rage2820+25
−25
(−174)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+115
= 1 1 1
–   Hiarcs 12.12818+11
−11
(−176)37.5 − 10.5
(+29−2=17)
78.1%
37.5 / 48
100.0%
+15
= 1 = 0 = 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
–   Deep Sjeng 3.0 32-bit2814+21
−21
(−180)43 − 10
(+35−2=16)
81.1%
43.0 / 53
100.0%
+41
1 1 1 1 1 = = = 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 0 1 1 1 = = =
–   Hiarcs 12 Sharpen PV On2814+14
−14
(−180)21.5 − 9.5
(+14−2=15)
69.4%
21.5 / 31
100.0%
−63
1 = = = 1 1 0 1 0 = = 1 1 = = 1 = = 1 1 = 1 1 = = 1 1 = 1 = =
–   Zappa Mexico II 32-bit2809+12
−12
(−185)38 − 13
(+29−4=18)
74.5%
38.0 / 51
100.0%
−21
0 1 = 1 1 = 0 1 1 1 = = 1 = 1 = = 1 = 1 = = 1 1 1 1 1 = 1 1 1 = = = 1 = = 1 = 0 1 1 = 1 1 1 0 1 1 1 1
–   Hiarcs 122809+14
−14
(−185)41 − 14
(+32−5=18)
74.5%
41.0 / 55
100.0%
−17
1 = 1 1 = 1 = 1 0 1 = 1 = 1 1 = 0 1 = 1 1 1 = 1 1 1 1 1 = = = 1 = 1 1 = = 1 1 1 1 = 1 1 = = = 1 0 1 0 1 0 1 1
–   Spark 0.3a 32-bit2799+17
−17
(−195)28.5 − 5.5
(+23−0=11)
83.8%
28.5 / 34
100.0%
+43
= 1 = 1 1 = = 1 1 = 1 1 = 1 1 = = 1 = 1 = 1 1 1 1 1 = 1 1 1 1 1 1 1
–   Protector 1.3.2 32-bit2798+22
−22
(−196)24 − 6
(+18−0=12)
80.0%
24.0 / 30
100.0%
+1
1 1 1 1 = = 1 1 1 1 = = 1 = 1 = 1 = = = 1 1 1 1 1 1 = = 1 =
–   Onno 1.1.1 32-bit2797+18
−18
(−197)31 − 7
(+26−2=10)
81.6%
31.0 / 38
100.0%
+33
1 = 1 1 = 1 1 = 1 1 1 = 1 1 1 1 1 = = 1 0 1 = = 1 1 1 = = 1 0 1 1 1 1 1 1 1
–   Spark 0.3 32-bit2797+16
−16
(−197)26.5 − 6.5
(+21−1=11)
80.3%
26.5 / 33
100.0%
+10
1 0 = 1 1 = 1 1 1 = = 1 = 1 1 1 1 1 1 = = 1 = = 1 = 1 1 1 1 = 1 1
–   Hiarcs Paderborn 20072796+18
−18
(−198)22.5 − 9.5
(+18−5=9)
70.3%
22.5 / 32
100.0%
−56
= 1 0 1 1 = 1 1 0 1 1 1 1 1 = 1 = 1 = = 1 0 1 = = 1 0 = 1 1 1 0
–   Doch 09.980 32-bit2795+19
−19
(−199)24 − 6
(+19−1=10)
80.0%
24.0 / 30
100.0%
+7
1 1 1 1 1 1 = 1 = = = 1 = 1 1 1 1 1 1 1 = 1 = 1 1 = = 1 0 =
–   Onno 1.0 32-bit2794+19
−19
(−200)23.5 − 6.5
(+20−3=7)
78.3%
23.5 / 30
100.0%
+10
1 = = 1 = 1 1 1 1 0 1 = 1 1 = = 0 1 1 1 0 = 1 1 1 1 1 1 1 1
–   Stockfish 1.3.1 32-bit2793+25
−25
(−201)25.5 − 6.5
(+19−0=13)
79.7%
25.5 / 32
100.0%
−7
1 1 = 1 1 1 1 = = 1 = 1 1 = 1 1 1 1 = 1 1 = = = 1 = = = 1 1 = 1
–   Fruit 2.3.12784+14
−14
(−210)27.5 − 7.5
(+21−1=13)
78.6%
27.5 / 35
100.0%
−20
1 = 1 1 = 1 1 = = 1 = 1 1 1 = 1 1 = = = 0 1 1 1 1 = = 1 = = 1 1 1 1 1
–   Grapefruit 1.0a32783+32
−32
(−211)17.5 − 2.5
(+17−2=1)
87.5%
17.5 / 20
100.0%
+146
1 1 = 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0 1 0
–   Stockfish 1.2 Default2782+22
−23
(−212)26 − 6
(+23−3=6)
81.3%
26.0 / 32
100.0%
+32
1 1 1 = 1 1 1 1 1 1 1 = 0 1 1 1 0 = 1 1 1 1 1 0 1 1 = 1 = 1 = 1
–   Bright 0.4a2776+10
−10
(−218)27 − 4
(+23−0=8)
87.1%
27.0 / 31
100.0%
+62
1 1 1 1 = 1 1 = 1 = 1 1 1 1 1 1 1 1 1 1 = = = 1 = 1 1 1 1 = 1
–   Loop 13.6 (Loop 2007) 32-bit2773+10
−10
(−221)45 − 11
(+37−3=16)
80.4%
45.0 / 56
100.0%
−2
= 1 1 1 1 1 1 = 1 1 1 = 1 1 = = = 1 1 1 = 1 = 0 1 1 1 1 1 1 0 1 1 1 = 1 0 1 = = 1 1 1 = = 1 = = 1 1 = 1 1 1 1 1
–   Glaurung 2.1 32-bit2768+18
−18
(−226)68.5 − 15.5
(+56−3=25)
81.5%
68.5 / 84
100.0%
0
= 0 1 = 1 = 1 = 1 1 1 1 1 1 1 = 1 0 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 1 = 1 = 1 = 1 = 1 1 1 1 = 1 1 = 1 =
–   Thinker 5.2e Passive2761+28
−28
(−233)23.5 − 8.5
(+18−3=11)
73.4%
23.5 / 32
100.0%
−74
= 1 1 = 1 1 1 0 1 1 0 = = 1 1 = 1 1 = 1 = = = 1 = 1 1 1 = 1 1 0
–   Ktulu 92753+13
−13
(−241)26 − 4
(+22−0=8)
86.7%
26.0 / 30
100.0%
+34
1 1 = 1 1 1 1 1 = = 1 = 1 1 1 1 1 1 = 1 = 1 1 1 1 = 1 = 1 1
–   Spike 1.2 Turin2746+7
−7
(−248)24 − 8
(+19−3=10)
75.0%
24.0 / 32
100.0%
−72
1 1 1 1 0 1 = = 1 = 0 1 = = 1 0 1 1 = = 1 1 1 1 = 1 1 1 = 1 = 1
–   Junior 102744+13
−13
(−250)27.5 − 4.5
(+24−1=7)
85.9%
27.5 / 32
100.0%
+31
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 =
–   Chessmaster 11 Archangel2692+21
−21
(−302)27.5 − 4.5
(+24−1=7)
85.9%
27.5 / 32
100.0%
−21
= = 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

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Rybka 3 32-bit
played with current
participants of this list
Represented by
1-2-CPU    88Rybka 4.1 64-bit
32-bit    323Rybka 4.1 32-bit
32-bit 1-2-CPU    323Rybka 4.1 32-bit
32-bit single-CPU    323Rybka 4.1 32-bit
All    30Rybka 4 64-bit 4CPU
Single-CPU    88Rybka 4.1 64-bit

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