CCRL 40/15
Downloads and Statistics
May 8, 2021
Testing summary:
Total: 1'242'291 games
played by 2'843 programs

White wins: 425'658 (34.3%)
Black wins: 312'703 (25.2%)
Draws: 503'930 (40.6%)
White score: 54.5%

Engine Details

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Rybka 2.2 64-bit (2920+29
−28
)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 4 64-bit3074+11
−11
(+154)6 − 18
(+1−13=10)
25.0%
6.0 / 24
0.0%
−7
= 1 0 = 0 = 0 = 0 = = = = = 0 = 0 0 0 0 0 0 0 0
–   Rybka 2.1 64-bit 4CPU2996+29
−29
(+76)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−80
0 =
–   Amoeba 3.0 64-bit2961+15
−15
(+41)9 − 11
(+3−5=12)
45.0%
9.0 / 20
0.6%
+11
0 = = = = = 0 0 1 0 0 1 1 = = = = = = =
–   Zappa Mexico 64-bit 4CPU2958+15
−15
(+38)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
1.1%
−104
= 0
–   Komodo 1.0 64-bit2920+14
−14
(0)12.5 − 11.5
(+7−6=11)
52.1%
12.5 / 24
50.4%
+15
= = 0 0 = 1 = 0 = 1 1 0 1 = 0 = 1 = = = = 1 0 1
–   Rybka 1.1 64-bit2901+20
−20
(−19)17 − 15
(+4−2=26)
53.1%
17.0 / 32
86.8%
0
0 1 = = = = = 1 = = = = = = = 0 = = 1 = = = = = 1 = = = = = = =
–   Protector 1.3.3 64-bit2842+31
−31
(−78)18 − 6
(+13−1=10)
75.0%
18.0 / 24
100.0%
+80
= 1 1 = = 1 = 1 1 = 1 = = 1 = 1 1 1 0 1 1 = 1 =
–   Protector 1.3.4 64-bit2838+24
−24
(−82)15.5 − 4.5
(+12−1=7)
77.5%
15.5 / 20
100.0%
+104
1 1 = 1 0 1 1 1 = = = = 1 1 = 1 = 1 1 1
–   Glaurung 2.0.1 64-bit 4CPU2827+17
−17
(−93)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1
–   Deep Junior 11.1a 64-bit2822+22
−22
(−98)15.5 − 8.5
(+11−4=9)
64.6%
15.5 / 24
100.0%
−4
= = 0 1 1 = = 1 1 1 = = 0 = 1 1 1 0 = = 0 1 1 1
–   Bright 0.2c 4CPU2804+21
−21
(−116)1 − 1
(+0−0=2)
50.0%
1.0 / 2
100.0%
−116
= =
–   Zap!Chess Zanzibar 64-bit2802+26
−26
(−118)18 − 14
(+8−4=20)
56.3%
18.0 / 32
100.0%
−85
= 0 0 1 = = 0 = = = 0 1 = = = = 1 1 = = = = 1 = 1 = 1 = = 1 = =
–   Naum 2.2 64-bit2796+25
−25
(−124)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−113
1 = = 0
–   Hiarcs 11.12789+15
−15
(−131)2 − 2
(+0−0=4)
50.0%
2.0 / 4
100.0%
−131
= = = =
–   Fritz 102777+15
−15
(−143)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−112
=
–   Hiarcs 112775+25
−25
(−145)7 − 3
(+5−1=4)
70.0%
7.0 / 10
100.0%
−13
= = 1 1 1 0 = 1 = 1
–   Fruit 05/11/032772+20
−20
(−148)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1
–   Shredder 102770+13
−13
(−150)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Loop M1-T 64-bit2769+30
−30
(−151)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+5
= 1
–   Loop 10.32f2765+19
−19
(−155)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Toga II 1.2.1a 32-bit2759+12
−12
(−161)31.5 − 9.5
(+24−2=15)
76.8%
31.5 / 41
100.0%
+21
1 1 1 1 1 = = 1 1 = = = 1 = = = 1 1 0 = 1 1 0 = = 1 1 1 1 = 1 1 1 = 1 1 = 1 1 1 =
–   Hiarcs X54 64-bit2759+34
−34
(−161)21.5 − 8.5
(+16−3=11)
71.7%
21.5 / 30
100.0%
−17
= = = 1 1 1 = 1 = = = = 0 0 1 = 0 1 = 1 1 1 1 1 = 1 1 1 1 1
–   Hiarcs X54 Hypermodern 32-bit2755+29
−28
(−165)25 − 8
(+18−1=14)
75.8%
25.0 / 33
100.0%
+3
= = 1 1 = 1 1 = 1 1 = 1 1 1 = = 1 1 1 = 1 1 1 = 1 = = 1 0 = = 1 =
–   Hiarcs X50 Hypermodern2755+30
−30
(−165)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Spike 1.2 Turin2744+7
−7
(−176)11.5 − 2.5
(+9−0=5)
82.1%
11.5 / 14
100.0%
+48
1 1 = = = 1 1 1 = = 1 1 1 1
–   Fritz 92742+14
−14
(−178)7 − 4
(+5−2=4)
63.6%
7.0 / 11
100.0%
−91
1 1 1 = 0 1 0 = 1 = =
–   Naum 2.1 32-bit2742+20
−20
(−178)2.5 − 0.5
(+2−0=1)
83.3%
2.5 / 3
100.0%
+48
1 = 1
–   Scorpio 2.0 32-bit 4CPU2730+24
−24
(−190)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−94
0 = 1 1
–   Hiarcs X54 32-bit2730+32
−32
(−190)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Junior 10.12720+25
−25
(−200)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Ktulu 82706+9
−9
(−214)2.5 − 0.5
(+2−0=1)
83.3%
2.5 / 3
100.0%
+13
1 = 1
–   SmarThink 1.00 64-bit2703+35
−35
(−217)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−247
=
–   Naum 2.0 64-bit2696+23
−23
(−224)8 − 1
(+7−0=2)
88.9%
8.0 / 9
100.0%
+88
= 1 1 1 1 1 = 1 1
–   Fruit 2.12694+25
−25
(−226)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1
–   Chess Tiger 20072681+12
−12
(−239)6 − 2
(+4−0=4)
75.0%
6.0 / 8
100.0%
−89
1 1 = = 1 = = 1
–   Scorpio 1.92668+30
−30
(−252)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−282
=
–   LoopList 6.002664+25
−25
(−256)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−225
=
–   Glaurung 1.2.1 Crusader 32-bit2663+32
−32
(−257)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
1

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Created in 2005-2013 by CCRL team
Last games added on May 8, 2021