CCRL Blitz
Downloads and Statistics
October 17, 2020
Testing summary:
Total: 2'387'265 games
played by 2'826 programs

White wins: 919'531 (38.5%)
Black wins: 739'461 (31.0%)
Draws: 728'273 (30.5%)
White score: 53.8%

Engine Details

Options
Show each game results
Rybka 2.1 32-bit (2856+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 26 Rybka versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Rybka 2.2 32-bit2893+14
−14
(+37)28.5 − 40.5
(+11−23=35)
41.3%
28.5 / 69
0.0%
−14
–   Rybka 1.2 32-bit2863+15
−15
(+7)48 − 50
(+21−23=54)
49.0%
48.0 / 98
22.0%
−2
–   Rybka 1.1 32-bit2853+21
−21
(−3)26 − 24
(+12−10=28)
52.0%
26.0 / 50
60.9%
+6
–   Loop 10.32f2812+24
−24
(−44)20 − 10
(+12−2=16)
66.7%
20.0 / 30
99.9%
+53
–   Hiarcs 11.12803+11
−11
(−53)50.5 − 45.5
(+36−31=29)
52.6%
50.5 / 96
100.0%
−34
–   Hiarcs 112790+15
−15
(−66)4 − 5
(+3−4=2)
44.4%
4.0 / 9
100.0%
−109
–   Loop 12.322779+32
−31
(−77)18 − 11
(+13−6=10)
62.1%
18.0 / 29
100.0%
+3
–   Loop 13.6 (Loop 2007) 32-bit2775+10
−10
(−81)35 − 17
(+26−8=18)
67.3%
35.0 / 52
100.0%
+36
–   Toga II 1.3.12772+10
−10
(−84)87 − 48
(+61−22=52)
64.4%
87.0 / 135
100.0%
+11
–   Glaurung 1.2.1 32-bit 4CPU2769+15
−15
(−87)33.5 − 16.5
(+24−7=19)
67.0%
33.5 / 50
100.0%
+24
–   Loop 13.5 32-bit2762+18
−18
(−94)38.5 − 24.5
(+27−13=23)
61.1%
38.5 / 63
100.0%
−23
–   Toga II 1.2.1a 32-bit2762+9
−9
(−94)73 − 39
(+54−20=38)
65.2%
73.0 / 112
100.0%
+6
–   Hiarcs X502755+16
−16
(−101)44 − 18
(+33−7=22)
71.0%
44.0 / 62
100.0%
+38
–   Shredder 102754+22
−22
(−102)46.5 − 33.5
(+31−18=31)
58.1%
46.5 / 80
100.0%
−49
–   Fritz 92750+11
−11
(−106)101.5 − 59.5
(+79−37=45)
63.0%
101.5 / 161
100.0%
−15
–   Hiarcs X54 Hypermodern 32-bit2749+21
−21
(−107)48 − 20
(+36−8=24)
70.6%
48.0 / 68
100.0%
+29
–   Hiarcs X54 32-bit2744+16
−16
(−112)77 − 43
(+64−30=26)
64.2%
77.0 / 120
100.0%
−6
–   Hiarcs X50 Hypermodern2742+27
−27
(−114)42.5 − 25.5
(+33−16=19)
62.5%
42.5 / 68
100.0%
−26
–   Naum 2.1 32-bit2738+14
−14
(−118)36 − 24
(+24−12=24)
60.0%
36.0 / 60
100.0%
−55
–   Hiarcs 102735+20
−20
(−121)42 − 20
(+28−6=28)
67.7%
42.0 / 62
100.0%
−11
–   Toga II 1.1a 32-bit2735+39
−37
(−121)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Spike 1.2 Turin2731+6
−6
(−125)89.5 − 41.5
(+69−21=41)
68.3%
89.5 / 131
100.0%
0
–   Hiarcs 10 Hypermodern2700+27
−27
(−156)47 − 21
(+36−10=22)
69.1%
47.0 / 68
100.0%
−27
–   Naum 2.0 32-bit2699+8
−8
(−157)98.5 − 31.5
(+81−14=35)
75.8%
98.5 / 130
100.0%
+28
–   Spike 1.12678+24
−24
(−178)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Fritz 82665+32
−31
(−191)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−160
–   Glaurung 1.2.1 32-bit2657+10
−9
(−199)101.5 − 28.5
(+89−16=25)
78.1%
101.5 / 130
100.0%
+17
–   CM10th Paralyse2654+15
−15
(−202)20.5 − 9.5
(+16−5=9)
68.3%
20.5 / 30
100.0%
−76
–   Scorpio 1.812648+14
−14
(−208)112.5 − 35.5
(+94−17=37)
76.0%
112.5 / 148
100.0%
−18
–   Scorpio 1.92641+13
−13
(−215)104 − 24
(+89−9=30)
81.3%
104.0 / 128
100.0%
+19
–   Scorpio 1.912640+12
−12
(−216)51.5 − 12.5
(+46−7=11)
80.5%
51.5 / 64
100.0%
+25
–   CM10th Xperience2638+14
−14
(−218)46 − 14
(+38−6=16)
76.7%
46.0 / 60
100.0%
−26
–   Scorpio 1.822637+20
−20
(−219)53 − 11
(+45−3=16)
82.8%
53.0 / 64
100.0%
+25
–   Scorpio 1.842632+20
−20
(−224)103 − 25
(+86−8=34)
80.5%
103.0 / 128
100.0%
−1
–   Scorpio 1.82623+15
−15
(−233)49 − 13
(+43−7=12)
79.0%
49.0 / 62
100.0%
−9
–   CM10th Default2615+26
−26
(−241)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Slow Chess Blitz WV2.12614+6
−6
(−242)53 − 10
(+48−5=10)
84.1%
53.0 / 63
100.0%
+40
–   Naum 1.91 32-bit2606+19
−19
(−250)50 − 10
(+45−5=10)
83.3%
50.0 / 60
100.0%
+20
–   Pharaon 3.5.12602+7
−7
(−254)50 − 10
(+43−3=14)
83.3%
50.0 / 60
100.0%
0
–   List 5.122591+11
−10
(−265)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−295
–   Ruffian 1.0.52585+9
−9
(−271)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Delfi 5.02576+15
−15
(−280)56 − 4
(+55−3=2)
93.3%
56.0 / 60
100.0%
+192
–   Pharaon 3.32546+32
−33
(−310)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Fritz 5.322539+13
−13
(−317)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Petir 3.99d2524+18
−18
(−332)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Crafty 20.14 32-bit2518+27
−27
(−338)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   AnMon 5.502508+23
−24
(−348)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Crafty 19.19 32-bit2486+28
−28
(−370)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   The Baron 1.7.02457+16
−16
(−399)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Nejmet 3.072423+7
−8
(−433)1 − 1
(+0−0=2)
50.0%
1.0 / 2
100.0%
−402
–   Dragon 4.62417+8
−8
(−439)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF

Rating changes by day

Rating changes with played games


Created in 2005-2013 by CCRL team
Last games added on October 17, 2020