CCRL 40/40
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 1'104'002 games
played by 2'573 programs
150928 CPU days (X2 4600+)

White wins: 382'601 (34.7%)
Black wins: 284'129 (25.7%)
Draws: 437'272 (39.6%)
White score: 54.5%

Engine Details

Options
Show each game results
Rybka 2.3.2a 64-bit (2961+11
−11
)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 Combines Rybka 2.3.2 and 2.3.2a games - testing has confirmed the versions are indistinguishable regarding strength.
This is one of the 26 Rybka versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Komodo 5.1 64-bit3106+18
−18
(+145)7 − 23
(+2−18=10)
23.3%
7.0 / 30
0.0%
−37
–   Stockfish 3 64-bit3096+16
−16
(+135)6 − 24
(+1−19=10)
20.0%
6.0 / 30
0.0%
−72
–   Texel 1.07 64-bit3075+12
−12
(+114)2 − 10
(+0−8=4)
16.7%
2.0 / 12
0.0%
−118
–   Hannibal 1.5 64-bit3040+13
−13
(+79)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
0.0%
+138
–   Sting SF 3 64-bit3038+16
−16
(+77)13.5 − 16.5
(+8−11=11)
45.0%
13.5 / 30
0.0%
+42
–   ChessBrainVB 3.663035+23
−23
(+74)3.5 − 10.5
(+1−8=5)
25.0%
3.5 / 14
0.0%
−93
–   Sting SF 4 64-bit3026+18
−18
(+65)4 − 6
(+2−4=4)
40.0%
4.0 / 10
0.0%
−2
–   SmarThink 1.98 64-bit3025+13
−13
(+64)4 − 10
(+1−7=6)
28.6%
4.0 / 14
0.0%
−72
–   Sting SF 2 64-bit3022+18
−18
(+61)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.0%
−16
–   Chiron 2 64-bit3015+13
−13
(+54)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−96
–   Pedone 1.7 64-bit3013+17
−17
(+52)4.5 − 7.5
(+2−5=5)
37.5%
4.5 / 12
0.0%
−28
–   Naum 4.6 64-bit3012+12
−12
(+51)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
0.0%
+143
–   Protector 1.7.0 64-bit3010+18
−18
(+49)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−101
–   Texel 1.05 64-bit3009+15
−15
(+48)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
−44
–   Stockfish 1.7.1 64-bit3009+22
−22
(+48)14 − 19
(+8−13=12)
42.4%
14.0 / 33
0.0%
0
–   Vajolet2 2.5 64-bit3001+18
−18
(+40)5.5 − 6.5
(+1−2=9)
45.8%
5.5 / 12
0.0%
+20
–   Hannibal 1.4b 64-bit3001+12
−12
(+40)5 − 5
(+2−2=6)
50.0%
5.0 / 10
0.0%
+40
–   Gull II b2 64-bit2993+21
−21
(+32)4 − 4
(+2−2=4)
50.0%
4.0 / 8
0.5%
+37
–   Protector 1.5.0 64-bit2985+13
−13
(+24)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.3%
−11
–   NirvanaChess 2.0a 64-bit2985+23
−23
(+24)2 − 2
(+1−1=2)
50.0%
2.0 / 4
3.9%
+24
–   Naum 4.2 64-bit2976+9
−9
(+15)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
2.2%
+144
–   Zappa Mexico II 64-bit 4CPU2969+10
−10
(+8)16.5 − 19.5
(+8−11=17)
45.8%
16.5 / 36
17.1%
−17
–   Naum 3.1 64-bit 4CPU2968+18
−18
(+7)26.5 − 29.5
(+7−10=39)
47.3%
26.5 / 56
26.7%
−9
–   Stockfish 1.6.3 64-bit2965+20
−20
(+4)2 − 2
(+0−0=4)
50.0%
2.0 / 4
38.3%
+4
–   Fizbo 1.6 64-bit2964+28
−28
(+3)6.5 − 3.5
(+3−0=7)
65.0%
6.5 / 10
42.5%
+82
–   Hiarcs 142962+10
−10
(+1)1 − 3
(+0−2=2)
25.0%
1.0 / 4
49.0%
−156
–   Andscacs 0.80 64-bit2961+25
−25
(0)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
49.8%
−59
–   Senpai 1.0 64-bit2961+12
−12
(0)17.5 − 16.5
(+6−5=23)
51.5%
17.5 / 34
50.3%
+9
–   Zappa Mexico 64-bit 4CPU2959+15
−15
(−2)24 − 26
(+11−13=26)
48.0%
24.0 / 50
60.1%
−17
–   Naum 4 64-bit2955+14
−14
(−6)12 − 12
(+4−4=16)
50.0%
12.0 / 24
75.5%
−4
–   Naum 3 64-bit 4CPU2955+19
−19
(−6)18 − 20
(+6−8=24)
47.4%
18.0 / 38
71.5%
−22
–   chess22k 1.9 64-bit2951+22
−22
(−10)6.5 − 5.5
(+3−2=7)
54.2%
6.5 / 12
78.8%
+11
–   DeepSaros 3.1a 64-bit2945+30
−30
(−16)2.5 − 5.5
(+0−3=5)
31.3%
2.5 / 8
84.8%
−117
–   Deep Shredder 12 64-bit2940+9
−10
(−21)6.5 − 5.5
(+3−2=7)
54.2%
6.5 / 12
99.9%
+3
–   Wasp 2.00 64-bit2931+26
−26
(−30)9.5 − 6.5
(+5−2=9)
59.4%
9.5 / 16
98.3%
+24
–   Texel 1.03 64-bit2924+24
−24
(−37)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
99.7%
−1
–   Komodo 1.0 64-bit2921+14
−14
(−40)2.5 − 2.5
(+0−0=5)
50.0%
2.5 / 5
100.0%
−46
–   Deep Junior Yokohama 64-bit2920+14
−15
(−41)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−41
–   Deep Shredder 11 64-bit 4CPU2916+12
−12
(−45)33.5 − 20.5
(+19−6=29)
62.0%
33.5 / 54
100.0%
+24
–   Hannibal 1.2 64-bit2916+23
−23
(−45)5 − 3
(+2−0=6)
62.5%
5.0 / 8
100.0%
+18
–   Spike 1.4 Leiden2914+8
−8
(−47)10.5 − 7.5
(+7−4=7)
58.3%
10.5 / 18
100.0%
+4
–   Deep Sjeng 3.0 64-bit 4CPU2908+22
−22
(−53)19 − 13
(+10−4=18)
59.4%
19.0 / 32
100.0%
+2
–   Quazar 0.4 64-bit2905+10
−10
(−56)12 − 6
(+7−1=10)
66.7%
12.0 / 18
100.0%
+41
–   Toga II 1.4.1SE 4CPU2904+13
−13
(−57)18.5 − 15.5
(+11−8=15)
54.4%
18.5 / 34
100.0%
−32
–   Naum 2.2 64-bit 4CPU2904+18
−18
(−57)30.5 − 19.5
(+17−6=27)
61.0%
30.5 / 50
100.0%
+7
–   Protector 1.4.0 64-bit2900+14
−14
(−61)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
100.0%
+58
–   DiscoCheck 5.2 64-bit2900+18
−18
(−61)5 − 5
(+3−3=4)
50.0%
5.0 / 10
100.0%
−61
–   Booot 5.2.0 64-bit2894+15
−15
(−67)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
100.0%
−35
–   Toga II 1.4 beta5c 4CPU2885+18
−18
(−76)35.5 − 20.5
(+20−5=31)
63.4%
35.5 / 56
100.0%
0
–   Hiarcs 11.1 4CPU2876+17
−17
(−85)34 − 17
(+20−3=28)
66.7%
34.0 / 51
100.0%
+10
–   Thinker 5.4d Inert 64-bit2865+16
−16
(−96)12 − 4
(+9−1=6)
75.0%
12.0 / 16
100.0%
+69
–   Hiarcs 11.2 4CPU2862+27
−27
(−99)33 − 17
(+22−6=22)
66.0%
33.0 / 50
100.0%
+2
–   Naum 3.1 64-bit2860+18
−18
(−101)37 − 18
(+23−4=28)
67.3%
37.0 / 55
100.0%
0
–   Naum 3.1 32-bit2858+16
−16
(−103)55.5 − 24.5
(+38−7=35)
69.4%
55.5 / 80
100.0%
+19
–   Naum 3 64-bit2855+19
−19
(−106)23 − 11
(+14−2=18)
67.6%
23.0 / 34
100.0%
+1
–   Zappa Mexico II 64-bit2854+10
−10
(−107)37 − 17
(+25−5=24)
68.5%
37.0 / 54
100.0%
+8
–   Fritz 112852+10
−10
(−109)38.5 − 15.5
(+24−1=29)
71.3%
38.5 / 54
100.0%
+17
–   Naum 3 32-bit2851+18
−18
(−110)33.5 − 12.5
(+22−1=23)
72.8%
33.5 / 46
100.0%
+26
–   Loop M1-T 64-bit 4CPU2849+12
−11
(−112)37.5 − 17.5
(+30−10=15)
68.2%
37.5 / 55
100.0%
+16
–   Deep Shredder 11 64-bit2843+15
−15
(−118)13.5 − 7.5
(+7−1=13)
64.3%
13.5 / 21
100.0%
−37
–   Thinker 5.3b Inert 64-bit2842+24
−24
(−119)37 − 12
(+28−3=18)
75.5%
37.0 / 49
100.0%
+50
–   Critter 0.60 64-bit2840+25
−25
(−121)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−121
–   Protector 1.3.4 64-bit2840+24
−24
(−121)3.5 − 1.5
(+2−0=3)
70.0%
3.5 / 5
100.0%
−2
–   Deep Sjeng 3.0 64-bit2837+22
−22
(−124)33 − 17
(+23−7=20)
66.0%
33.0 / 50
100.0%
−21
–   Spark 0.3 64-bit2835+18
−18
(−126)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
100.0%
+236
–   Zappa Mexico 64-bit2832+15
−15
(−129)41 − 17
(+27−3=28)
70.7%
41.0 / 58
100.0%
−2
–   Shredder 112832+12
−12
(−129)20 − 12
(+13−5=14)
62.5%
20.0 / 32
100.0%
−49
–   Bright 0.3a 4CPU2830+18
−18
(−131)22.5 − 10.5
(+14−2=17)
68.2%
22.5 / 33
100.0%
−21
–   Grapefruit 1.0 32-bit2826+9
−9
(−135)2.5 − 2.5
(+1−1=3)
50.0%
2.5 / 5
100.0%
−142
–   Toga II 1.4.1SE2826+12
−12
(−135)63 − 23
(+45−5=36)
73.3%
63.0 / 86
100.0%
+14
–   Hiarcs 12 Sharpen PV On2813+13
−14
(−148)27.5 − 10.5
(+20−3=15)
72.4%
27.5 / 38
100.0%
−3
–   Hiarcs 122808+14
−14
(−153)52 − 25
(+36−9=32)
67.5%
52.0 / 77
100.0%
−42
–   Critter 0.52b 64-bit2806+31
−31
(−155)3 − 0
(+3−0=0)
100.0%
3.0 / 3
100.0%
+INF
–   Bright 0.2c 4CPU2805+21
−21
(−156)28.5 − 8.5
(+21−1=15)
77.0%
28.5 / 37
100.0%
+22
–   Toga II 1.4 beta5c2803+24
−23
(−158)21.5 − 10.5
(+13−2=17)
67.2%
21.5 / 32
100.0%
−57
–   Naum 2.2 64-bit2797+25
−25
(−164)24 − 12
(+14−2=20)
66.7%
24.0 / 36
100.0%
−70
–   Naum 2.2 32-bit2794+15
−15
(−167)24 − 7
(+20−3=8)
77.4%
24.0 / 31
100.0%
+31
–   Loop 13.6 (Loop 2007) 64-bit2790+16
−16
(−171)32 − 7
(+26−1=12)
82.1%
32.0 / 39
100.0%
+56
–   Toga II 1.3.12789+12
−12
(−172)36 − 9
(+27−0=18)
80.0%
36.0 / 45
100.0%
+26
–   Hiarcs 11.12789+15
−15
(−172)30 − 8
(+25−3=10)
78.9%
30.0 / 38
100.0%
+42
–   Fruit 2.3.12786+14
−14
(−175)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
−24
–   Fritz 102778+15
−15
(−183)57 − 18
(+47−8=20)
76.0%
57.0 / 75
100.0%
+5
–   Bright 0.5c2778+12
−12
(−183)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
−39
–   Fruit 05/11/032773+20
−20
(−188)9 − 3
(+7−1=4)
75.0%
9.0 / 12
100.0%
−21
–   Loop 13.6 (Loop 2007) 32-bit2773+10
−10
(−188)25 − 5
(+21−1=8)
83.3%
25.0 / 30
100.0%
+60
–   Loop M1-T 64-bit2770+30
−30
(−191)34.5 − 11.5
(+25−2=19)
75.0%
34.5 / 46
100.0%
−33
–   Shredder 102770+13
−13
(−191)24.5 − 7.5
(+18−1=13)
76.6%
24.5 / 32
100.0%
−17
–   Strelka 1.8 32-bit2769+19
−19
(−192)24.5 − 7.5
(+17−0=15)
76.6%
24.5 / 32
100.0%
−27
–   Hiarcs 11.22769+19
−19
(−192)39 − 13
(+31−5=16)
75.0%
39.0 / 52
100.0%
−20
–   Glaurung 2.1 64-bit2768+19
−19
(−193)9 − 3
(+6−0=6)
75.0%
9.0 / 12
100.0%
−38
–   Twisted Logic 20100131x 64-bit2768+17
−17
(−193)2 − 2
(+0−0=4)
50.0%
2.0 / 4
100.0%
−193
–   Toga II 1.3.42767+28
−28
(−194)29 − 6
(+24−1=10)
82.9%
29.0 / 35
100.0%
+41
–   Glaurung 2.1 32-bit2765+17
−18
(−196)21.5 − 8.5
(+15−2=13)
71.7%
21.5 / 30
100.0%
−61
–   Toga II 1.2.1a 32-bit2759+12
−12
(−202)17 − 3
(+14−0=6)
85.0%
17.0 / 20
100.0%
+51
–   Deep Sjeng 2.72749+15
−15
(−212)27.5 − 4.5
(+24−1=7)
85.9%
27.5 / 32
100.0%
+69
–   Spike 1.2 Turin2745+7
−7
(−216)41 − 5
(+36−0=10)
89.1%
41.0 / 46
100.0%
+97
–   Glaurung 2.0.1 64-bit2744+18
−18
(−217)38 − 7
(+31−0=14)
84.4%
38.0 / 45
100.0%
+29
–   Junior 102743+13
−13
(−218)28 − 4
(+25−1=6)
87.5%
28.0 / 32
100.0%
+88
–   Glaurung 2.0.1 32-bit2738+16
−17
(−223)24.5 − 6.5
(+19−1=11)
79.0%
24.5 / 31
100.0%
−25
–   Bison 9.11 32-bit2728+14
−14
(−233)2 − 1
(+1−0=2)
66.7%
2.0 / 3
100.0%
−127
–   Ktulu 82705+9
−9
(−256)29 − 3
(+26−0=6)
90.6%
29.0 / 32
100.0%
+84
–   Chess Tiger 2007.12704+10
−10
(−257)27 − 10
(+22−5=10)
73.0%
27.0 / 37
100.0%
−93
–   Chess Tiger 20072681+12
−12
(−280)33 − 5
(+29−1=8)
86.8%
33.0 / 38
100.0%
+12
–   Scorpio 1.842667+32
−32
(−294)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Bright 0.2c2663+26
−26
(−298)7.5 − 0.5
(+7−0=1)
93.8%
7.5 / 8
100.0%
+113
–   Alaric 7072661+12
−11
(−300)30 − 5
(+25−0=10)
85.7%
30.0 / 35
100.0%
−34
–   Scorpio 2.0 32-bit2652+17
−17
(−309)27.5 − 4.5
(+24−1=7)
85.9%
27.5 / 32
100.0%
−26
–   Scorpio 1.812645+35
−35
(−316)29 − 2
(+27−0=4)
93.5%
29.0 / 31
100.0%
+85

Rating changes by day

Rating changes with played games


Created in 2005-2013 by CCRL team
Last games added on December 7, 2019