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 1.2 32-bit (2864+15
−15		)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
–   Rybka 2.2 32-bit2893+14
−14		(+29)27 − 27
(+13−13=28)
50.0%
27.0 / 54
0.2%
+29
1 0 1 = = = = 1 = 0 = = = 1 = = 0 0 = = = = 0 0 = 1 1 1 0 0 = = 0 0 = 0 = 1 = = = 1 = = 1 = = 0 1 = = 0 1 1
–   Rybka 2.1 32-bit2857+12
−12		(−7)50 − 48
(+23−21=54)
51.0%
50.0 / 98
78.1%
+2
= 0 = 0 0 = = 1 = = = = = = = 1 1 0 = = = = = 0 1 1 = = = = 0 1 = 0 1 0 = 1 = 1 0 = = 1 1 = 0 1 1 = = = 0 1 = = 1 1 = = 0 = = = 1 1 = 0 = = 0 0 0 1 = 1 = = 0 = = = 0 0 1 = = = = 1 0 0 = = = = = 1
–   Rybka 1.1 32-bit2854+21
−21		(−10)50.5 − 37.5
(+26−13=49)
57.4%
50.5 / 88
79.8%
+33
= 1 = = = 1 1 = = = = = = = = = 1 0 = = = = 0 0 0 1 0 = = 1 = = = = = 1 = 1 = 1 0 = = 1 1 1 = = = = 1 = = 1 = = = 1 0 0 = = = 1 = = = 1 1 = 0 = 1 0 = 0 = 0 1 1 1 1 1 = 0 = 1 1
–   Zap!Chess Paderborn 64-bit 4CPU2838+19
−19		(−26)26 − 24
(+13−11=26)
52.0%
26.0 / 50
98.4%
−12
= = 1 1 1 = 1 = = = = = 0 = 1 = 0 1 = = = 1 = 1 = = 1 = 0 = = 1 = 0 = 0 1 = 0 0 1 0 1 = = = 0 = 0 0
–   Deep Junior 10 4CPU2833+12
−12		(−31)32.5 − 17.5
(+24−9=17)
65.0%
32.5 / 50
99.9%
+67
1 1 1 = = = = = = 1 = 1 1 = = 1 1 1 1 0 = 1 1 1 1 = 0 0 1 0 1 = 0 0 0 = 1 = 0 1 1 1 1 1 1 = = 1 0 =
–   Doch 1.2 32-bit2828+33
−33		(−36)18.5 − 21.5
(+11−14=15)
46.3%
18.5 / 40
97.4%
−60
1 0 1 0 = 0 0 1 1 0 = = 1 = = 0 = 0 1 0 = 0 = = 0 0 = 0 1 = = = 1 1 1 = 0 1 0 =
–   Hiarcs 11.12803+11
−11		(−61)36.5 − 27.5
(+26−17=21)
57.0%
36.5 / 64
100.0%
−11
= 1 1 0 = 0 = = = 1 0 1 = 1 0 1 = = 0 = 1 1 = = 0 1 1 = 1 0 0 1 1 = 1 = 1 1 0 0 0 1 1 1 1 0 0 = = 0 1 0 1 1 1 = = = 1 0 1 = 0 =
–   Hiarcs 112791+15
−14		(−73)5 − 4
(+3−2=4)		55.6%
5.0 / 9
100.0%
−36
= 1 1 1 0 = 0 = =
–   Rybka 1.0 32-bit2791+13
−13		(−73)37.5 − 26.5
(+22−11=31)
58.6%
37.5 / 64
100.0%
−19
0 = = = 1 = 0 = = = = 1 1 = = = = = 0 1 0 1 = = 1 = = 0 1 1 0 = = = 1 1 1 1 1 = 1 = 1 = 1 0 0 1 0 1 1 1 = = 1 0 = = 1 = = = = 0
–   Strelka 1.8 32-bit2783+13
−13		(−81)43 − 20
(+28−5=30)
68.3%
43.0 / 63
100.0%
+28
1 1 1 1 = 1 1 = = = 0 = = = = 1 1 = = 1 1 = 1 = = 1 = = 1 1 = = = = 0 1 = 1 = = 1 1 1 0 0 1 1 = 1 = = 1 = 1 = = 1 = 1 0 1 = 1
–   Loop 13.6 (Loop 2007) 32-bit2775+10
−10		(−89)5 − 5
(+2−2=6)		50.0%
5.0 / 10
100.0%
−89
0 1 0 = = = = = = 1
–   Toga II 1.3.12772+9
−10		(−92)63 − 42
(+45−24=36)
60.0%
63.0 / 105
100.0%
−22
= 0 0 0 1 1 = 1 = 1 1 0 0 1 = = = 1 = 1 1 = 1 0 1 = 1 1 1 0 = 1 0 = = 0 1 1 = 1 0 1 = 0 = = = 1 1 1 1 = = = = = = 1 1 1 1 1 1 = 1 1 1 0 0 = 0 = 1 = 1 = = = 0 0 1 0 1 0 0 = 1 = 0 = = 1 1 1 1 = 0 0 0 1 1 = 0 1 1
–   Loop 13.5 32-bit2762+18
−18		(−102)19 − 13
(+13−7=12)
59.4%
19.0 / 32
100.0%
−39
1 0 1 0 = 0 1 = 0 1 1 1 1 = = = 1 1 1 = 1 = = = = = 1 0 0 0 1 =
–   Toga II 1.2.1a 32-bit2762+9
−9		(−102)50.5 − 23.5
(+39−12=23)
68.2%
50.5 / 74
100.0%
+22
= = = 1 1 = = = 1 1 0 0 = = = 1 1 1 1 = 0 = 1 1 = 1 1 1 1 = 1 0 1 0 1 1 = 1 = 1 = 0 = 1 = 1 = 1 1 1 1 = 0 1 0 1 1 0 = 1 1 1 1 0 1 = 1 0 1 = 1 1 1 0
–   Hiarcs X502756+16
−16		(−108)21.5 − 8.5
(+16−3=11)
71.7%
21.5 / 30
100.0%
+38
1 = = 1 1 1 1 = 1 1 1 = 1 = 1 0 = = 1 0 0 = 1 = 1 1 1 = 1 =
–   Fruit 2.2.12751+18
−18		(−113)39 − 17
(+29−7=20)
69.6%
39.0 / 56
100.0%
+14
1 1 1 1 = = 0 0 1 1 1 1 1 = = 0 = = 1 1 1 1 1 0 1 0 = = 1 = = 1 1 = 1 = 1 = 0 = = = 1 1 = 1 = 1 1 1 0 1 1 = = 1
–   Hiarcs X54 Hypermodern 32-bit2750+21
−21		(−114)18 − 6
(+14−2=8)		75.0%
18.0 / 24
100.0%
+55
1 = 0 1 1 1 1 0 1 1 = = 1 1 1 1 = = 1 = = 1 1 =
–   Fritz 92750+11
−10		(−114)40 − 15
(+34−9=12)
72.7%
40.0 / 55
100.0%
+56
1 = 1 = = 1 1 1 0 = 1 = 1 1 0 1 1 0 1 1 1 0 1 1 0 1 = 1 0 = 1 1 1 1 = 1 1 1 1 1 = = 0 1 1 1 1 0 1 1 1 = 1 = 0
–   Hiarcs X54 32-bit2744+16
−16		(−120)38.5 − 21.5
(+27−10=23)
64.2%
38.5 / 60
100.0%
−27
1 0 1 = = 1 = 1 1 1 1 = 1 1 1 = 1 1 0 = 1 0 = 0 = = 1 1 = = 1 0 = = 1 = 1 0 = = 1 = 1 = 1 1 1 = 1 = = 1 1 1 = 0 0 = 0 0
–   Hiarcs X50 Hypermodern2743+27
−27		(−121)15.5 − 8.5
(+12−5=7)		64.6%
15.5 / 24
100.0%
−17
1 1 = = 1 = 0 = 0 1 1 = = 1 1 0 1 0 1 1 1 1 = 0
–   Strelka 1.0b 32-bit2739+17
−17		(−125)46 − 18
(+34−6=24)
71.9%
46.0 / 64
100.0%
+19
1 = 1 = 1 1 1 1 = 1 1 1 = 1 1 0 = 1 1 1 1 1 1 1 = 1 0 1 = = = 1 1 = = = = 1 1 0 1 1 = 0 0 1 = = = 1 1 1 = = 0 = = = = 1 = 1 1 1
–   Naum 2.1 32-bit2738+14
−14		(−126)18.5 − 11.5
(+14−7=9)
61.7%
18.5 / 30
100.0%
−43
0 1 1 = 1 1 1 0 1 1 0 = = 1 = = = 1 1 1 = 1 = 0 1 0 0 1 = 0
–   Hiarcs 102736+20
−20		(−128)15.5 − 4.5
(+12−1=7)		77.5%
15.5 / 20
100.0%
+60
1 = = = 1 1 1 1 0 1 1 = 1 1 1 1 = = 1 =
–   Spike 1.2 Turin2731+6
−6		(−133)37 − 17
(+28−8=18)
68.5%
37.0 / 54
100.0%
−7
1 = 0 1 0 1 1 = 1 1 = 1 1 0 = = = 1 1 1 1 1 0 0 1 = 1 0 = 1 1 0 = 1 1 = = 1 0 = 1 1 = 1 1 = 1 1 = = = 1 1 =
–   Hiarcs 10 Hypermodern2701+27
−27		(−163)17 − 8
(+13−4=8)		68.0%
17.0 / 25
100.0%
−39
= 0 = 1 0 1 = 0 = 1 1 = 1 = 1 1 = 1 1 1 0 = 1 1 1
–   Chess Tiger 20072700+11
−10		(−164)10 − 4
(+7−1=6)		71.4%
10.0 / 14
100.0%
−28
1 0 = 1 = = 1 1 = 1 1 = 1 =
–   Naum 2.0 32-bit2700+8
−8		(−164)39 − 15
(+33−9=12)
72.2%
39.0 / 54
100.0%
0
0 = 1 0 1 1 1 1 1 = 1 0 1 1 1 1 1 1 1 1 0 = 1 1 1 1 0 = = 1 1 1 = 1 1 1 0 1 1 1 1 1 = 0 0 1 = 1 0 = 1 = = =
–   Spike 1.12678+24
−24		(−186)24 − 6
(+20−2=8)
80.0%
24.0 / 30
100.0%
+31
= 1 = = 1 1 1 = 1 1 0 1 1 1 0 1 1 1 1 1 = = 1 1 1 1 = 1 1 =
–   Glaurung 1.2.1 32-bit2657+10
−10		(−207)44.5 − 10.5
(+39−5=11)
80.9%
44.5 / 55
100.0%
+33
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 0 1 1 1 = 1 1 1 1 1 0 1 1 0 = 1 1 1 1 = 1 1
–   CM10th Xperience2639+14
−14		(−225)23.5 − 6.5
(+19−2=9)
78.3%
23.5 / 30
100.0%
−26
1 1 1 1 1 1 = = = = 1 = 1 1 = 1 1 0 1 1 1 1 0 = 1 = 1 1 1 =
–   Scorpio 1.82624+15
−15		(−240)24.5 − 7.5
(+21−4=7)
76.6%
24.5 / 32
100.0%
−40
1 1 1 0 1 1 1 1 1 1 1 = 1 = = = 1 1 1 1 = 0 1 1 = 1 1 1 1 = 0 0
–   CM10th Default2616+26
−26		(−248)23 − 7
(+18−2=10)
76.7%
23.0 / 30
100.0%
−67
1 = = 1 1 = 1 0 1 = 1 = 1 1 1 1 = 1 = 1 1 1 1 1 = 1 = = 1 0
–   Slow Chess Blitz WV2.12615+6
−6		(−249)25 − 5
(+20−0=10)
83.3%
25.0 / 30
100.0%
−15
= 1 1 = 1 1 1 1 1 1 1 1 = 1 = 1 1 = = 1 1 1 = = 1 = 1 1 = 1
–   Glaurung 1.0.2 32-bit2612+29
−29		(−252)24 − 6
(+21−3=6)
80.0%
24.0 / 30
100.0%
−20
1 = 1 0 0 1 1 1 = 1 1 1 1 1 1 1 = 1 1 1 1 = = 1 1 1 1 = 0 1
–   Naum 1.91 32-bit2606+19
−20		(−258)24 − 6
(+21−3=6)
80.0%
24.0 / 30
100.0%
−27
= 1 = 0 1 1 1 = 1 = 1 1 1 1 1 0 1 1 = 1 0 1 1 1 = 1 1 1 1 1
–   Pharaon 3.5.12602+7
−7		(−262)23.5 − 6.5
(+20−3=7)
78.3%
23.5 / 30
100.0%
−49
= 1 1 1 1 1 0 = 1 = 1 1 1 = 1 1 1 1 1 1 1 0 1 = 1 = 1 0 = 1
–   ProDeo 1.12588+11
−11		(−276)23.5 − 7.5
(+19−3=9)
75.8%
23.5 / 31
100.0%
−91
1 = 1 1 1 = = = 0 1 1 = 1 1 0 = 1 1 1 1 0 1 1 = 1 1 1 1 = = 1
–   Delfi 5.02576+15
−15		(−288)27.5 − 2.5
(+26−1=3)
91.7%
27.5 / 30
100.0%
+108
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
–   Aristarch 4.502568+7
−7		(−296)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Pharaon 3.32547+32
−33		(−317)24 − 5
(+20−1=8)		82.8%
24.0 / 29
100.0%
−76
1 = 1 1 = 1 1 1 1 1 1 = 1 1 1 = = 1 1 = 0 1 1 1 1 = = 1 1
1699 games: 826 wins, 262 losses, 611 draws (36.0%), score: 66.6%

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