CCRL 40/2 FRC
Downloads and Statistics
June 21, 2020
Testing summary:
Total: 284'876 games
played by 222 programs

White wins: 115'667 (40.6%)
Black wins: 99'082 (34.8%)
Draws: 70'127 (24.6%)
White score: 52.9%

Engine Details

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Cyclone xTreme Fear#31  (2825+8
−9
)Quote
Authors: Fabien Letouzey (France), Thomas Gaksch, Vadim Demichev, Teemu Pudas, Norman Schmidt Links: Homepage, Homepage
Executable used was 32-bit Cyclone is free software based on Fruit 2.1 by Fabien Letouzey, Toga II by Thomas Gaksch, Grapefruit 1.0 by Vadim Demichev, Toga CMLX 145e4 by Teemu Pudas, with additional programming by Norman Schmidt.
This is one of the 5 Fruit versions we tested: Compare them!
OpponentELODiffResultsScoreLOSPerf
–   Stockfish 2.0.13137+17
−17
(+312)12.5 − 87.5
(+2−77=21)
12.5%
12.5 / 100
0.0%
+12
–   Stockfish 1.83128+20
−19
(+303)9.5 − 90.5
(+4−85=11)
9.5%
9.5 / 100
0.0%
−69
–   Stockfish 1.73113+22
−22
(+288)14 − 86
(+3−75=22)
14.0%
14.0 / 100
0.0%
+8
–   Stockfish 1.9.13110+25
−24
(+285)12 − 88
(+5−81=14)
12.0%
12.0 / 100
0.0%
−43
–   Chiron 23106+10
−10
(+281)16.5 − 83.5
(+9−76=15)
16.5%
16.5 / 100
0.0%
+3
–   Critter 0.903105+20
−19
(+280)18.5 − 81.5
(+9−72=19)
18.5%
18.5 / 100
0.0%
+31
–   Rybka 33087+13
−13
(+262)16 − 84
(+8−76=16)
16.0%
16.0 / 100
0.0%
−18
–   Naum 4.63076+8
−8
(+251)49.5 − 250.5
(+19−220=61)
16.5%
49.5 / 300
0.0%
−13
–   Chiron 1.53040+12
−12
(+215)17 − 83
(+10−76=14)
17.0%
17.0 / 100
0.0%
−59
–   Stockfish 1.63037+22
−22
(+212)19 − 81
(+8−70=22)
19.0%
19.0 / 100
0.0%
−24
–   Critter 0.803037+19
−19
(+212)18 − 82
(+10−74=16)
18.0%
18.0 / 100
0.0%
−47
–   Naum 4.23034+9
−9
(+209)21.5 − 78.5
(+8−65=27)
21.5%
21.5 / 100
0.0%
+2
–   Shredder 123014+8
−8
(+189)29.5 − 70.5
(+20−61=19)
29.5%
29.5 / 100
0.0%
+31
–   Naum 42986+16
−15
(+161)19 − 81
(+9−71=20)
19.0%
19.0 / 100
0.0%
−79
–   Chiron 1.1a2985+14
−14
(+160)29 − 71
(+17−59=24)
29.0%
29.0 / 100
0.0%
+4
–   Demolito 2017-08-262979+15
−15
(+154)27 − 73
(+19−65=16)
27.0%
27.0 / 100
0.0%
−25
–   Spike 1.4 Leiden2944+8
−8
(+119)41 − 59
(+30−48=22)
41.0%
41.0 / 100
0.0%
+53
–   Stockfish 1.5.12940+19
−19
(+115)32 − 68
(+17−53=30)
32.0%
32.0 / 100
0.0%
−9
–   Hiarcs 13.22928+8
−8
(+103)42.5 − 57.5
(+25−40=35)
42.5%
42.5 / 100
0.0%
+51
–   Bobcat 8.02916+14
−14
(+91)35 − 65
(+24−54=22)
35.0%
35.0 / 100
0.0%
−19
–   Hiarcs 13.12898+17
−17
(+73)43.5 − 56.5
(+26−39=35)
43.5%
43.5 / 100
0.0%
+29
–   EXchess 7.92b2898+13
−13
(+73)37.5 − 62.5
(+28−53=19)
37.5%
37.5 / 100
0.0%
−20
–   EXchess 7.71b2895+15
−14
(+70)40.5 − 59.5
(+30−49=21)
40.5%
40.5 / 100
0.0%
−1
–   Cheng 4.392885+12
−12
(+60)47.5 − 52.5
(+37−42=21)
47.5%
47.5 / 100
0.0%
+41
–   Deep Sjeng WC20082878+8
−8
(+53)40.5 − 59.5
(+27−46=27)
40.5%
40.5 / 100
0.0%
−12
–   Shredder 112877+12
−12
(+52)39 − 61
(+28−50=22)
39.0%
39.0 / 100
0.0%
−26
–   Bobcat 7.62864+18
−18
(+39)42 − 58
(+29−45=26)
42.0%
42.0 / 100
0.0%
−16
–   The Baron 3.442859+17
−17
(+34)46 − 54
(+35−43=22)
46.0%
46.0 / 100
0.0%
+2
–   Cheng4 0.382835+17
−17
(+10)45.5 − 54.5
(+34−43=23)
45.5%
45.5 / 100
15.0%
−22
–   Minic 1.152832+20
−20
(+7)49.5 − 60.5
(+34−45=31)
45.0%
49.5 / 110
26.1%
−28
–   Hiarcs 12.12827+12
−12
(+2)53.5 − 46.5
(+37−30=33)
53.5%
53.5 / 100
38.2%
+23
–   EXchess 7.18b2817+14
−14
(−8)47 − 53
(+35−41=24)
47.0%
47.0 / 100
82.2%
−30
–   Bobcat 7.12812+18
−18
(−13)50 − 50
(+34−34=32)
50.0%
50.0 / 100
89.9%
−14
–   Tornado 8.02807+16
−15
(−18)51 − 49
(+40−38=22)
51.0%
51.0 / 100
97.3%
−11
–   Glaurung 2.22795+14
−14
(−30)55.5 − 44.5
(+41−30=29)
55.5%
55.5 / 100
100.0%
+8
–   The Baron 3.292788+16
−16
(−37)60 − 40
(+47−27=26)
60.0%
60.0 / 100
100.0%
+32
–   GNU Chess 5.602784+11
−11
(−41)55 − 45
(+44−34=22)
55.0%
55.0 / 100
100.0%
−5
–   Arminius 2018-12-232783+17
−17
(−42)57 − 43
(+44−30=26)
57.0%
57.0 / 100
100.0%
+8
–   Cheng4 0.36a2773+13
−13
(−52)54.5 − 45.5
(+41−32=27)
54.5%
54.5 / 100
100.0%
−18
–   Cheese 2.02758+17
−16
(−67)68 − 42
(+57−31=22)
61.8%
68.0 / 110
100.0%
+20
–   GNU Chess 5.502758+13
−13
(−67)61.5 − 38.5
(+50−27=23)
61.5%
61.5 / 100
100.0%
+15
–   Loop for Chess9602756+7
−8
(−69)68 − 32
(+56−20=24)
68.0%
68.0 / 100
100.0%
+60
–   Octochess 51902755+12
−12
(−70)58 − 42
(+47−31=22)
58.0%
58.0 / 100
100.0%
−9
–   Tornado 4.882754+11
−11
(−71)58 − 42
(+48−32=20)
58.0%
58.0 / 100
100.0%
−11
–   Bright 0.4a2725+9
−9
(−100)59.5 − 40.5
(+52−33=15)
59.5%
59.5 / 100
100.0%
−27
–   Spike 1.2 Turin2712+9
−9
(−113)70 − 30
(+61−21=18)
70.0%
70.0 / 100
100.0%
+38
–   Frenzee 3.5.192711+11
−11
(−114)73 − 27
(+67−21=12)
73.0%
73.0 / 100
100.0%
+73
–   Tornado 4.42690+13
−13
(−135)72 − 28
(+59−15=26)
72.0%
72.0 / 100
100.0%
+21
–   EXchess 6.50b2690+13
−14
(−135)62 − 38
(+47−23=30)
62.0%
62.0 / 100
100.0%
−52
–   Nebula 2.02610+10
−10
(−215)75.5 − 24.5
(+64−13=23)
75.5%
75.5 / 100
100.0%
−25
–   Daydreamer 1.752610+9
−9
(−215)76 − 24
(+63−11=26)
76.0%
76.0 / 100
100.0%
−26
–   Frenzee Feb082570+12
−12
(−255)84.5 − 15.5
(+78−9=13)
84.5%
84.5 / 100
100.0%
+38
–   Movei 00.8.4382570+8
−8
(−255)86.5 − 13.5
(+79−6=15)
86.5%
86.5 / 100
100.0%
+53
–   Tornado 4.12563+15
−15
(−262)82.5 − 17.5
(+75−10=15)
82.5%
82.5 / 100
100.0%
+6
–   GNU Chess 5.07.173b2553+13
−13
(−272)85.5 − 14.5
(+80−9=11)
85.5%
85.5 / 100
100.0%
+40
–   Pharaon 3.5.12548+8
−8
(−277)85 − 15
(+76−6=18)
85.0%
85.0 / 100
100.0%
+6
–   The Baron 2.232546+10
−10
(−279)88 − 12
(+80−4=16)
88.0%
88.0 / 100
100.0%
+42
–   Hermann 2.82535+10
−11
(−290)91.5 − 8.5
(+88−5=7)
91.5%
91.5 / 100
100.0%
+120
–   Amyan 1.722527+9
−10
(−298)82 − 18
(+74−10=16)
82.0%
82.0 / 100
100.0%
−38
–   Jonny 2.832527+9
−9
(−298)78 − 22
(+71−15=14)
78.0%
78.0 / 100
100.0%
−70

Testing history

Rating changes by day

Participation in the pure lists

Pure listRankRatingNumber of games
Cyclone xTreme Fear
played with current
participants of this list
Represented by
1-2-CPU#3128302510itself
All#3128302510itself
Free#2428262210itself
Free 1-2-CPU#2428262210itself
Free single-CPU#2428262210itself
Open source#112940600itself
Open source 1-2-CPU#112940600itself
Open source single-CPU#112940600itself
Single-CPU#3128302510itself

Created in 2005-2008 by CCRL team
Last games added on June 21, 2020