CCRL Blitz
Downloads and Statistics
January 16, 2021
Testing summary:
Total: 2'442'136 games
played by 2'904 programs

White wins: 939'660 (38.5%)
Black wins: 754'242 (30.9%)
Draws: 748'234 (30.6%)
White score: 53.8%

Engine Details

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Rybka 2.3.1 32-bit (2894+17
−17		)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
–   Hiarcs 11.12803+11
−11		(−91)40.5 − 23.5
(+31−14=19)
63.3%
40.5 / 64
100.0%
+3
0 1 = 0 = 0 0 1 1 = = 1 0 1 0 1 = 1 1 1 = 1 = = 1 0 1 1 = 0 = 1 = 1 1 = 1 1 1 = 1 1 = 1 1 1 1 1 = 0 0 1 = 0 = 1 0 1 = 1 = 0 0 1
–   Hiarcs 112791+15
−14		(−103)16.5 − 15.5
(+12−11=9)
51.6%
16.5 / 32
100.0%
−91
0 1 1 1 0 = 0 1 = 1 = 0 1 0 = = 1 1 0 0 0 0 0 1 0 1 = = 1 1 = =
–   Loop 13.6 (Loop 2007) 32-bit2775+10
−10		(−119)5 − 4
(+3−2=4)		55.6%
5.0 / 9
100.0%
−78
1 = = 0 = 1 0 1 =
–   Toga II 1.3.12772+9
−10		(−122)42 − 22
(+31−11=22)
65.6%
42.0 / 64
100.0%
−17
1 = 1 = 0 1 = = 1 0 1 1 = = 1 = = 0 1 0 0 = 0 = 1 = 1 1 = 0 1 = 1 1 1 1 1 = 1 1 = 0 = 1 = 1 1 1 = = 1 0 1 = 1 = 0 1 1 1 1 1 = 0
–   Toga II 1.2.1a 32-bit2762+9
−9		(−132)50 − 14
(+39−3=22)
78.1%
50.0 / 64
100.0%
+60
1 1 1 1 = 0 1 1 1 = 0 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
–   Loop 13.5 32-bit2762+18
−18		(−132)97.5 − 27.5
(+81−11=33)
78.0%
97.5 / 125
100.0%
+70
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 1 = = = 1 = 1 1 1 1 1 1 = 0 1 1 0 1 = 1 1 1 1 1 1 0 = 1 1 1 1 0 1 1 0 1 1 1 1 1 = 1 1 1 1 1 1 1 1 0 = 1 0 1 1 = = = 1 = = = = 1 1 0 1 = 1 1 = 0 1 = 1 = 1
–   Hiarcs X502756+16
−16		(−138)45 − 19
(+37−11=16)
70.3%
45.0 / 64
100.0%
+10
1 = 1 = 1 = 1 1 1 = 1 0 1 1 1 = 1 1 1 1 1 = 0 1 0 = 1 1 0 = 1 0 = = 1 1 0 1 1 = 1 1 = 1 0 1 0 1 1 0 1 0 1 0 = 1 1 = = 1 1 = 1 1
–   Hiarcs X54 Hypermodern 32-bit2750+21
−21		(−144)45 − 18
(+36−9=18)
71.4%
45.0 / 63
100.0%
+6
= 1 1 1 0 1 0 1 = 1 1 1 0 1 = 1 1 0 1 1 = 0 = 1 1 = = 1 1 = 1 1 1 1 1 0 1 0 = = = = = 0 = = 1 1 = 1 1 1 1 = 0 1 1 1 1 1 1 1 =
–   Fritz 92750+11
−10		(−144)44 − 19
(+35−10=18)
69.8%
44.0 / 63
100.0%
−4
= = 1 1 1 = = = 1 0 1 1 1 1 1 1 1 0 1 1 = 1 1 0 1 1 0 1 = 1 = = = 0 0 1 0 = 1 0 = 1 1 1 1 = 1 1 0 1 = = = 1 1 1 1 1 1 = 0 = 1
–   Naum 2.1 32-bit2738+14
−14		(−156)95 − 30
(+76−11=38)
76.0%
95.0 / 125
100.0%
+26
1 1 0 = 1 0 1 1 1 1 = = 1 0 1 = 1 0 1 = 1 1 = 1 = = = 1 = 1 1 1 1 1 1 = = = = 1 1 0 1 0 1 0 1 1 = = 1 = = 1 = 1 1 0 1 1 1 1 = 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 1 = 1 1 0 1
–   Hiarcs 102736+20
−20		(−158)42.5 − 21.5
(+35−14=15)
66.4%
42.5 / 64
100.0%
−40
= 1 1 = 0 = 1 1 1 1 0 0 1 1 1 = = 1 0 1 1 = 1 1 0 1 = 1 = 0 0 1 1 = = 0 = 0 1 1 = 1 1 1 = 0 1 1 0 0 = = 1 1 1 1 0 1 1 1 1 0 1 1
–   Spike 1.2 Turin2731+6
−6		(−163)44.5 − 19.5
(+35−10=19)
69.5%
44.5 / 64
100.0%
−28
= = 1 0 = 1 1 1 1 = = = = 1 1 = 1 = 1 = 1 0 1 1 1 0 = 0 1 = 1 0 = 1 0 0 1 0 1 1 1 = 1 1 = 1 1 0 1 = = 1 1 1 = 0 1 1 1 1 = 1 1 1
–   Chess Tiger 2007.12714+7
−7		(−180)15 − 7
(+11−3=8)		68.2%
15.0 / 22
100.0%
−60
0 = = 1 = = 1 1 = 1 1 1 1 = 1 0 1 = = 1 0 1
–   Naum 2.0 32-bit2700+8
−8		(−194)49.5 − 14.5
(+42−7=15)
77.3%
49.5 / 64
100.0%
+8
1 1 1 1 1 1 = = 1 1 1 1 0 1 1 1 1 = = = 1 0 1 = 1 1 1 1 1 = 1 1 1 1 1 = 1 1 1 1 = 1 1 = 0 1 0 1 = 1 1 0 0 = 1 1 1 1 1 1 = = 0 =
–   Glaurung 1.2.1 32-bit2657+10
−10		(−237)79.5 − 16.5
(+69−6=21)
82.8%
79.5 / 96
100.0%
+15
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 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 1 1 1 0 1 0 1 1 1 0 1 1 1 = 1 1
–   CM10th Paralyse2655+15
−15		(−239)25.5 − 6.5
(+23−4=5)
79.7%
25.5 / 32
100.0%
0
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 0 1
–   Scorpio 1.812648+14
−14		(−246)53 − 11
(+47−5=12)
82.8%
53.0 / 64
100.0%
+13
1 1 = 1 1 = 1 1 0 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 1 1 1 1 0 1 1 0 1 1 1 = 1 1 1 = 1 1 1 1 = 1 =
–   Scorpio 1.912641+12
−12		(−253)24.5 − 6.5
(+21−3=7)
79.0%
24.5 / 31
100.0%
−36
0 1 1 1 1 = = 0 1 1 1 1 1 = = 1 1 1 1 1 1 = 1 0 1 1 1 1 1 = =
–   Scorpio 1.92641+13
−13		(−253)51 − 13
(+42−4=18)
79.7%
51.0 / 64
100.0%
−40
= = = 1 1 = 0 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 0 1 1 = 1 1 = 1 1 = 0 1 1 1 1 = 1 1 1 1 1
–   CM10th Xperience2639+14
−14		(−255)27 − 5
(+23−1=8)
84.4%
27.0 / 32
100.0%
+3
1 = 1 1 1 1 1 1 1 1 1 0 1 = 1 1 1 1 = 1 = 1 1 1 1 1 = 1 = = 1 =
–   Scorpio 1.822638+20
−20		(−256)25.5 − 6.5
(+21−2=9)
79.7%
25.5 / 32
100.0%
−42
0 0 1 1 = = 1 1 1 1 = = 1 1 1 1 = 1 1 1 1 1 1 = 1 1 1 = = = 1 1
–   Scorpio 1.842633+20
−20		(−261)53.5 − 10.5
(+46−3=15)
83.6%
53.5 / 64
100.0%
−3
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 0 = 1 1 1 1 0 1 1 1 1 1 0 = 1 = 1
–   Scorpio 1.82624+15
−15		(−270)55 − 9
(+47−1=16)
85.9%
55.0 / 64
100.0%
+2
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 1 1 = 1 1 1 1 1 1 1 = 1 1 1 1 = 1 1 = = 1 = 1 1
–   Slow Chess Blitz WV2.12615+6
−6		(−279)23 − 9
(+17−3=12)
71.9%
23.0 / 32
100.0%
−134
= = = 1 = 0 0 1 = 1 1 1 = 1 0 = 1 1 = = 1 1 1 = 1 1 = = 1 1 1 1
–   ProDeo 1.22609+11
−11		(−285)24.5 − 7.5
(+21−4=7)
76.6%
24.5 / 32
100.0%
−86
1 0 1 = = 1 = 1 0 0 1 = 1 1 1 1 1 0 1 1 1 1 1 = 1 1 1 = 1 1 1 =
–   WildCat 72606+10
−10		(−288)28 − 4
(+27−3=2)
87.5%
28.0 / 32
100.0%
+67
1 0 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 1
–   Pharaon 3.5.12602+7
−7		(−292)28.5 − 3.5
(+25−0=7)
89.1%
28.5 / 32
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
1494 games: 933 wins, 166 losses, 395 draws (26.4%), score: 75.7%

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Created in 2005-2013 by CCRL team
Last games added on January 16, 2021