CCRL 40/40
Downloads and Statistics
January 13, 2018
Testing summary:
Total: 780'914 games
played by 2'018 programs
107860 CPU days (X2 4600+)

White wins: 267'852 (34.3%)
Black wins: 198'301 (25.4%)
Draws: 314'761 (40.3%)
White score: 54.5%

Engine Details

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Show each game results
Senpai 1.0 64-bit 4CPU (3030+16
−16
)Quote
Author: Fabien Letouzey (France) Link: Homepage
This is one of the 4 Senpai versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Stockfish 8 64-bit 4CPU3389+14
−14
(+359)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   NirvanaChess 2.3 64-bit 4CPU3161+18
−18
(+131)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+131
–   Bouquet 1.8 64-bit 4CPU3157+11
−11
(+127)3 − 3
(+1−1=4)
50.0%
3.0 / 6
0.0%
+127
–   Andscacs 0.86 64-bit 4CPU3153+22
−22
(+123)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−19
–   Texel 1.07 64-bit 4CPU3152+17
−17
(+122)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Rybka 4.1 64-bit 4CPU3150+9
−9
(+120)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+120
–   Protector 1.9.0 64-bit 4CPU3148+16
−16
(+118)4.5 − 9.5
(+1−6=7)
32.1%
4.5 / 14
0.0%
+15
–   NirvanaChess 2.2 64-bit 4CPU3147+17
−18
(+117)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−40
–   Alfil 15.7 64-bit 4CPU3144+18
−18
(+114)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−36
–   Texel 1.06 64-bit 4CPU3140+20
−20
(+110)6 − 16
(+2−12=8)
27.3%
6.0 / 22
0.0%
−40
–   Sting SF 4.8.4 64-bit 4CPU3139+29
−29
(+109)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+109
–   Chiron 3.01 64-bit 4CPU3137+24
−25
(+107)3 − 2
(+2−1=2)
60.0%
3.0 / 5
0.0%
+174
–   Protector 1.8.0 64-bit 4CPU3131+28
−28
(+101)6.5 − 7.5
(+2−3=9)
46.4%
6.5 / 14
0.0%
+85
–   BlackMamba 2.0 64-bit 4CPU3130+15
−15
(+100)4 − 6
(+0−2=8)
40.0%
4.0 / 10
0.0%
+50
–   Elektro 1.2 64-bit 4CPU3126+23
−23
(+96)8 − 14
(+1−7=14)
36.4%
8.0 / 22
0.0%
+22
–   Fizbo 1.7 64-bit 4CPU3125+27
−27
(+95)5.5 − 8.5
(+0−3=11)
39.3%
5.5 / 14
0.0%
+42
–   Sting SF 5 64-bit 4CPU3125+25
−25
(+95)6 − 12
(+2−8=8)
33.3%
6.0 / 18
0.0%
−11
–   Vitruvius 1.11C 64-bit 4CPU3124+14
−14
(+94)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−48
–   Hannibal 1.5 64-bit 4CPU3117+19
−19
(+87)11 − 11
(+4−4=14)
50.0%
11.0 / 22
0.0%
+87
–   Andscacs 0.83 64-bit 4CPU3111+29
−29
(+81)5 − 15
(+1−11=8)
25.0%
5.0 / 20
0.0%
−79
–   NirvanaChess 2.1c 64-bit 4CPU3102+22
−23
(+72)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.0%
−55
–   Naum 4.6 64-bit 4CPU3102+14
−14
(+72)19.5 − 36.5
(+6−23=27)
34.8%
19.5 / 56
0.0%
−22
–   Laser 1.4 64-bit 4CPU3099+19
−19
(+69)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Chiron 2 64-bit 4CPU3092+15
−14
(+62)7.5 − 10.5
(+3−6=9)
41.7%
7.5 / 18
0.0%
+13
–   Texel 1.05 64-bit 4CPU3091+17
−17
(+61)8.5 − 13.5
(+4−9=9)
38.6%
8.5 / 22
0.0%
−8
–   Andscacs 0.82 64-bit 4CPU3088+29
−29
(+58)9 − 11
(+5−7=8)
45.0%
9.0 / 20
0.0%
+26
–   Critter 0.90 64-bit 4CPU3084+31
−31
(+54)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.2%
−INF
–   Hannibal 1.4b 64-bit 4CPU3084+15
−15
(+54)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
0.0%
+84
–   Andscacs 0.81 64-bit 4CPU3083+31
−32
(+53)5 − 8
(+2−5=6)
38.5%
5.0 / 13
0.2%
−15
–   Protector 1.7.0 64-bit 4CPU3082+19
−19
(+52)15.5 − 26.5
(+5−16=21)
36.9%
15.5 / 42
0.0%
−26
–   Deep Fritz 14 64-bit 4CPU3079+17
−17
(+49)15.5 − 16.5
(+7−8=17)
48.4%
15.5 / 32
0.0%
+40
–   Protector 1.6.0 64-bit 4CPU3078+21
−22
(+48)9.5 − 12.5
(+3−6=13)
43.2%
9.5 / 22
0.0%
+9
–   Naum 4.2 64-bit 4CPU3066+10
−10
(+36)19.5 − 32.5
(+7−20=25)
37.5%
19.5 / 52
0.0%
−40
–   Texel 1.04 64-bit 4CPU3065+21
−21
(+35)13 − 17
(+6−10=14)
43.3%
13.0 / 30
0.4%
−4
–   NirvanaChess 2.0a 64-bit 4CPU3063+30
−30
(+33)9 − 13
(+3−7=12)
40.9%
9.0 / 22
2.9%
−20
–   Protector 1.5.0 64-bit 4CPU3062+18
−18
(+32)23.5 − 25.5
(+9−11=29)
48.0%
23.5 / 49
0.4%
+19
–   Alfil 15.8 64-bit 4CPU3062+23
−23
(+32)2.5 − 3.5
(+0−1=5)
41.7%
2.5 / 6
1.4%
−10
–   Hiarcs 14 4CPU3060+13
−13
(+30)10.5 − 11.5
(+3−4=15)
47.7%
10.5 / 22
0.2%
+17
–   Vajolet2 2.2 64-bit 4CPU3048+26
−27
(+18)1 − 1
(+0−0=2)
50.0%
1.0 / 2
12.4%
+18
–   Arasan 19.2 64-bit 4CPU3048+31
−31
(+18)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
16.5%
−124
–   Pedone 1.5 64-bit 4CPU3045+32
−31
(+15)1 − 1
(+0−0=2)
50.0%
1.0 / 2
20.9%
+15
–   Vajolet2 2.3 64-bit 4CPU3037+31
−31
(+7)15 − 17
(+4−6=22)
46.9%
15.0 / 32
33.8%
−10
–   Bobcat 8.0 64-bit 4CPU3036+26
−26
(+6)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
34.5%
+148
–   Arasan 20.0 64-bit 4CPU3035+35
−35
(+5)10.5 − 10.5
(+2−2=17)
50.0%
10.5 / 21
39.4%
+5
–   Deep Junior 13 64-bit 4CPU3032+16
−16
(+2)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
42.9%
−155
–   Deep Junior Yokohama 64-bit 4CPU3031+16
−16
(+1)10 − 8
(+4−2=12)
55.6%
10.0 / 18
45.6%
+28
–   Andscacs 0.80 64-bit 4CPU3029+31
−31
(−1)7 − 10
(+2−5=10)
41.2%
7.0 / 17
51.9%
−49
–   Crafty 25.2 64-bit 4CPU3028+23
−23
(−2)1.5 − 1.5
(+0−0=3)
50.0%
1.5 / 3
55.7%
+8
–   Deep Junior 13.3 64-bit 4CPU3024+18
−18
(−6)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
67.5%
−163
–   Arasan 19.0.1 64-bit 4CPU3024+34
−34
(−6)7 − 9
(+5−7=4)
43.8%
7.0 / 16
62.3%
−49
–   Deep Shredder 12 64-bit 4CPU3023+10
−10
(−7)12.5 − 7.5
(+6−1=13)
62.5%
12.5 / 20
75.7%
+63
–   Spike 1.4 Leiden 4CPU3022+11
−11
(−8)34 − 34
(+12−12=44)
50.0%
34.0 / 68
79.1%
−8
–   Rybka 2.3.2a 64-bit 4CPU3021+13
−13
(−9)2 − 2
(+1−1=2)
50.0%
2.0 / 4
79.8%
−9
–   Nemorino 2.00 64-bit 4CPU3018+32
−32
(−12)15 − 16
(+7−8=16)
48.4%
15.0 / 31
75.0%
−19
–   Laser 1.3 64-bit 4CPU3017+30
−30
(−13)18.5 − 13.5
(+9−4=19)
57.8%
18.5 / 32
77.6%
+30
–   Texel 1.03 64-bit 4CPU3014+32
−32
(−16)6 − 4
(+3−1=6)
60.0%
6.0 / 10
80.2%
+39
–   Cheng 4.39 64-bit 4CPU3012+18
−17
(−18)7.5 − 14.5
(+0−7=15)
34.1%
7.5 / 22
93.4%
−102
–   Pedone 1.4.1 64-bit 4CPU3007+31
−31
(−23)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
89.9%
+44
–   Vajolet2 2.1 64-bit 4CPU3004+25
−25
(−26)16 − 12
(+10−6=12)
57.1%
16.0 / 28
95.2%
+20
–   Rybka 2.1 64-bit 4CPU2999+32
−31
(−31)1 − 1
(+0−0=2)
50.0%
1.0 / 2
95.3%
−31
–   Fizbo 1.5 64-bit 4CPU2998+27
−27
(−32)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
97.7%
−174
–   SmarThink 1.97 64-bit2994+17
−16
(−36)0 − 1
(+0−1=0)
0.0%
0.0 / 1
99.8%
−INF
–   Cheng4 0.38 64-bit 4CPU2986+24
−24
(−44)6 − 8
(+4−6=4)
42.9%
6.0 / 14
99.8%
−95
–   Bobcat 7.6 64-bit 4CPU2985+32
−32
(−45)10 − 6
(+6−2=8)
62.5%
10.0 / 16
99.2%
+26
–   Arasan 18.3 64-bit 4CPU2979+30
−30
(−51)2 − 0
(+2−0=0)
100.0%
2.0 / 2
99.8%
+INF
–   Spark 1.0 64-bit 4CPU2974+13
−13
(−56)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
+36
–   Zappa Mexico II 64-bit 4CPU2973+10
−10
(−57)1 − 1
(+0−0=2)
50.0%
1.0 / 2
100.0%
−57
–   EXchess 7.88b 64-bit 4CPU2963+29
−29
(−67)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Zappa Mexico 64-bit 4CPU2961+15
−15
(−69)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Fizbo 1.31 64-bit 4CPU2960+30
−29
(−70)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−70
–   Gaviota 1.0 64-bit 4CPU2943+18
−18
(−87)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+55
–   Arasan 17.5 64-bit 4CPU2939+27
−27
(−91)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+65
–   Fizbo 1.4 64-bit 4CPU2937+28
−28
(−93)7.5 − 4.5
(+4−1=7)
62.5%
7.5 / 12
100.0%
−21
–   Onno 1.2.70 64-bit 4CPU2937+20
−20
(−93)34 − 19
(+24−9=20)
64.2%
34.0 / 53
100.0%
−2
–   EXchess 7.71b 64-bit 4CPU2936+28
−28
(−94)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+48
–   Thinker 5.4d Inert 64-bit 4CPU2931+23
−23
(−99)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Toga II 3.0 4CPU2928+23
−23
(−102)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−102
–   DisasterArea 1.65 64-bit 4CPU2926+31
−31
(−104)12 − 8
(+6−2=12)
60.0%
12.0 / 20
100.0%
−48
–   Tornado 7.0 64-bit 4CPU2899+25
−25
(−131)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Zurichess Neuchatel 64-bit2822+23
−23
(−208)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−238
–   RuyDos 1.0.27 64-bit2762+24
−24
(−268)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Marvin 2.2.0 64-bit2721+26
−26
(−309)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Cheese 1.9 64-bit2711+20
−20
(−319)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Pharaon 3.5.1 4CPU2669+30
−30
(−361)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   DanaSah 7.02570+49
−49
(−460)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Senpai 1.0 64-bit 4CPU
played with current
participants of this list
Represented by
All    180Senpai 2.0 64-bit
Free    11Senpai 2.0 64-bit

Created in 2005-2013 by CCRL team
Last games added on January 13, 2018