CCRL 40/40
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 1'083'337 games
played by 2'531 programs
147896 CPU days (X2 4600+)

White wins: 376'125 (34.7%)
Black wins: 279'699 (25.8%)
Draws: 427'513 (39.5%)
White score: 54.5%

Engine Details

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Rybka 2.1 32-bit (2864+22
−22
)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
–   Pirarucu 2.7.4 64-bit2950+17
−17
(+86)4 − 16
(+1−13=6)
20.0%
4.0 / 20
0.0%
−126
–   Toga II 1.4 beta5c 4CPU2886+18
−18
(+22)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
7.0%
−8
–   Rybka 2.2 32-bit2885+17
−17
(+21)11.5 − 18.5
(+3−10=17)
38.3%
11.5 / 30
6.6%
−47
–   Rybka 1.2 32-bit2870+18
−18
(+6)17 − 13
(+9−5=16)
56.7%
17.0 / 30
33.5%
+44
–   Naum 3.1 32-bit2859+16
−16
(−5)1 − 1
(+0−0=2)
50.0%
1.0 / 2
62.5%
−5
–   Rybka 1.1 32-bit2857+18
−18
(−7)15.5 − 14.5
(+6−5=19)
51.7%
15.5 / 30
68.9%
+2
–   Deep Shredder 11 64-bit2844+15
−15
(−20)0 − 1
(+0−1=0)
0.0%
0.0 / 1
92.7%
−INF
–   Bright 0.3a 4CPU2831+18
−18
(−33)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
98.7%
−63
–   Toga II 1.4.1SE2827+12
−12
(−37)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
99.8%
+120
–   Zappa Mexico II 32-bit2810+12
−12
(−54)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−211
–   Hiarcs 122809+14
−14
(−55)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−212
–   Toga II 1.4 beta5c2804+24
−23
(−60)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
100.0%
−28
–   Naum 2.2 64-bit2798+25
−25
(−66)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−96
–   Rybka 1.0 32-bit2788+15
−15
(−76)20 − 9
(+12−1=16)
69.0%
20.0 / 29
100.0%
+36
–   Hiarcs 112776+25
−25
(−88)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
–   Shredder 102771+12
−12
(−93)25 − 13
(+16−4=18)
65.8%
25.0 / 38
100.0%
+5
–   Loop 10.32f2766+19
−19
(−98)21.5 − 8.5
(+15−2=13)
71.7%
21.5 / 30
100.0%
+37
–   Glaurung 2.1 32-bit2766+18
−18
(−98)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+59
–   Loop 12.322762+22
−22
(−102)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Toga II 1.2.1a 32-bit2760+12
−12
(−104)14 − 4
(+12−2=4)
77.8%
14.0 / 18
100.0%
+102
–   Hiarcs X54 64-bit2760+34
−34
(−104)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Hiarcs X50 Hypermodern2756+30
−30
(−108)4.5 − 0.5
(+4−0=1)
90.0%
4.5 / 5
100.0%
+221
–   Spike 1.2 Turin2746+7
−7
(−118)24 − 14
(+17−7=14)
63.2%
24.0 / 38
100.0%
−32
–   Junior 102744+13
−13
(−120)27 − 11
(+22−6=10)
71.1%
27.0 / 38
100.0%
+28
–   Fruit 2.2.12744+13
−13
(−120)23.5 − 11.5
(+15−3=17)
67.1%
23.5 / 35
100.0%
−22
–   Hiarcs X502744+19
−19
(−120)4.5 − 3.5
(+2−1=5)
56.3%
4.5 / 8
100.0%
−88
–   Naum 2.1 32-bit2743+20
−20
(−121)5.5 − 2.5
(+3−0=5)
68.8%
5.5 / 8
100.0%
−19
–   Fritz 92743+14
−14
(−121)25.5 − 11.5
(+17−3=17)
68.9%
25.5 / 37
100.0%
−4
–   Hiarcs 102740+16
−16
(−124)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Toga II 1.2 32-bit2735+25
−25
(−129)6.5 − 2.5
(+4−0=5)
72.2%
6.5 / 9
100.0%
+1
–   Scorpio 2.0 32-bit 4CPU2732+24
−24
(−132)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Hiarcs X54 32-bit2731+32
−32
(−133)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−163
–   Thinker 5.1d Passive2724+28
−28
(−140)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+2
–   SmarThink 1.00 64-bit2708+36
−36
(−156)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Ktulu 82706+9
−9
(−158)63 − 21
(+48−6=30)
75.0%
63.0 / 84
100.0%
+8
–   Fritz 8 Bilbao2700+28
−28
(−164)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+118
–   Naum 2.0 32-bit2697+15
−15
(−167)3 − 2
(+2−1=2)
60.0%
3.0 / 5
100.0%
−90
–   Spike 1.12689+15
−15
(−175)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−144
–   Zap!Chess Paderborn 32-bit2682+21
−21
(−182)29 − 5
(+25−1=8)
85.3%
29.0 / 34
100.0%
+89
–   Junior 92677+17
−17
(−187)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−187
–   Zap!Chess Paderborn SE 32-bit2670+34
−34
(−194)1 − 2
(+1−2=0)
33.3%
1.0 / 3
100.0%
−327
–   Scorpio 1.842668+32
−32
(−196)11.5 − 2.5
(+10−1=3)
82.1%
11.5 / 14
100.0%
+48
–   Movei 00.8.438 (10 10 10)2667+11
−11
(−197)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−227
–   SmarThink 1.00 32-bit2666+15
−15
(−198)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
−47
–   Zap!Chess Reykjavik 32-bit2658+34
−35
(−206)22 − 7
(+16−1=12)
75.9%
22.0 / 29
100.0%
−39
–   CM9000 Enforcer2658+20
−20
(−206)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+83
–   CM10th Lazarus2656+23
−23
(−208)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Glaurung 1.2.1 32-bit2655+17
−16
(−209)4 − 1
(+3−0=2)
80.0%
4.0 / 5
100.0%
−8
–   CM10th Paralyse2652+15
−15
(−212)6.5 − 4.5
(+4−2=5)
59.1%
6.5 / 11
100.0%
−160
–   CM10th Ogre2646+23
−23
(−218)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−135
–   CM10th Magic II2643+16
−16
(−221)1 − 1
(+0−0=2)
50.0%
1.0 / 2
100.0%
−221
–   Scorpio 1.82641+20
−20
(−223)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
–   CM10th Pestilence2639+25
−25
(−225)2.5 − 0.5
(+2−0=1)
83.3%
2.5 / 3
100.0%
+2
–   Slow Chess Blitz WV2.12637+12
−11
(−227)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
−76
–   Chess Tiger 152636+17
−17
(−228)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−197
–   CM10th Warrior2634+25
−25
(−230)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
–   Chess Tiger 15 Gambit2634+33
−33
(−230)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Gandalf 62633+11
−11
(−231)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
–   Ruffian 2.1.02624+13
−13
(−240)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−322
–   Naum 1.91 32-bit2606+15
−15
(−258)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Delfi 5.02599+20
−20
(−265)6.5 − 0.5
(+6−0=1)
92.9%
6.5 / 7
100.0%
+107
–   WildCat 62594+21
−21
(−270)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+26
–   Pseudo 0.7c2592+13
−13
(−272)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
−129
–   ProDeo 1.12588+30
−31
(−276)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   SOS 5.12564+13
−13
(−300)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
−157
–   Crafty 20.14 32-bit2517+27
−27
(−347)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
−64

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Created in 2005-2013 by CCRL team
Last games added on September 14, 2019