CCRL 40/40
Downloads and Statistics
January 20, 2018
Testing summary:
Total: 783'129 games
played by 2'026 programs
108312 CPU days (X2 4600+)

White wins: 268'533 (34.3%)
Black wins: 198'801 (25.4%)
Draws: 315'795 (40.3%)
White score: 54.5%

Engine Details

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Show each game results
Senpai 2.0 64-bit (3025+19
−19
)Quote
Author: Fabien Letouzey (France) Link: Homepage
This is one of the 4 Senpai versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Andscacs 0.921 64-bit3150+13
−14
(+125)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+282
–   Booot 6.2 64-bit3149+12
−12
(+124)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−18
–   Roc 0.7 64-bit3124+13
−13
(+99)4 − 8
(+1−5=6)
33.3%
4.0 / 12
0.0%
0
–   Andscacs 0.89 64-bit3122+17
−17
(+97)4 − 6
(+1−3=6)
40.0%
4.0 / 10
0.0%
+45
–   Chiron 4 64-bit3111+12
−12
(+86)2 − 10
(+1−9=2)
16.7%
2.0 / 12
0.0%
−187
–   NirvanaChess 2.4 64-bit3105+13
−13
(+80)4.5 − 7.5
(+0−3=9)
37.5%
4.5 / 12
0.0%
+17
–   Equinox 3.20 64-bit3100+10
−10
(+75)3.5 − 6.5
(+2−5=3)
35.0%
3.5 / 10
0.0%
−26
–   Fritz 15 64-bit3099+11
−10
(+74)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
0.0%
−9
–   Fritz 16 64-bit3093+15
−15
(+68)23.5 − 38.5
(+6−21=35)
37.9%
23.5 / 62
0.0%
0
–   Hannibal 1.7 64-bit3085+11
−11
(+60)3.5 − 8.5
(+0−5=7)
29.2%
3.5 / 12
0.0%
−59
–   Booot 6.1 64-bit3080+18
−18
(+55)4 − 6
(+2−4=4)
40.0%
4.0 / 10
0.0%
−3
–   Texel 1.07 64-bit3077+19
−19
(+52)5.5 − 6.5
(+2−3=7)
45.8%
5.5 / 12
0.0%
+30
–   Laser 1.5 64-bit3074+22
−22
(+49)7.5 − 12.5
(+1−6=13)
37.5%
7.5 / 20
0.0%
−17
–   Protector 1.9.0 64-bit3064+10
−10
(+39)6.5 − 5.5
(+2−1=9)
54.2%
6.5 / 12
0.0%
+58
–   BlackMamba 2.0 64-bit3062+10
−10
(+37)4 − 8
(+0−4=8)
33.3%
4.0 / 12
0.1%
−52
–   Alfil 15.7 64-bit3058+14
−14
(+33)7.5 − 2.5
(+5−0=5)
75.0%
7.5 / 10
0.3%
+184
–   Nemorino 4.00 64-bit3048+26
−26
(+23)4 − 8
(+1−5=6)
33.3%
4.0 / 12
8.1%
−73
–   iCE 3.0 64-bit3039+13
−13
(+14)10 − 6
(+5−1=10)
62.5%
10.0 / 16
12.4%
+82
–   Arasan 20.4.1 64-bit3035+21
−21
(+10)15 − 19
(+8−12=14)
44.1%
15.0 / 34
24.2%
−25
–   Laser 1.4 64-bit3026+18
−18
(+1)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
47.5%
+28
–   Gull 3.1 64-bit3014+19
−19
(−11)22 − 18
(+16−12=12)
55.0%
22.0 / 40
79.6%
+20
–   Arasan 20.3 64-bit3010+20
−20
(−15)9.5 − 12.5
(+4−7=11)
43.2%
9.5 / 22
85.9%
−56
–   Komodo 2.03 32-bit3007+19
−19
(−18)4 − 6
(+1−3=6)
40.0%
4.0 / 10
90.3%
−69
–   Stockfish 1.9.1 32-bit3000+17
−17
(−25)6 − 4
(+4−2=4)
60.0%
6.0 / 10
96.9%
+37
–   Nemorino 3.0 64-bit2997+19
−19
(−28)8.5 − 5.5
(+5−2=7)
60.7%
8.5 / 14
97.9%
+33
–   Sting SF 9 64-bit2994+20
−20
(−31)24.5 − 19.5
(+11−6=27)
55.7%
24.5 / 44
98.8%
+2
–   SmarThink 1.97 64-bit2994+16
−16
(−31)9 − 5
(+5−1=8)
64.3%
9.0 / 14
99.2%
+51
–   Rybka 3 32-bit2994+13
−13
(−31)7.5 − 2.5
(+5−0=5)
75.0%
7.5 / 10
99.4%
+117
–   ChessBrainVB 3.612984+34
−34
(−41)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
98.1%
0
–   ChessBrainVB 3.502980+24
−24
(−45)6.5 − 7.5
(+3−4=7)
46.4%
6.5 / 14
99.8%
−67
–   Rodent III 0.238 64-bit2980+22
−22
(−45)15 − 17
(+9−11=12)
46.9%
15.0 / 32
99.9%
−64
–   Defenchess (SCTR) 1.1f 64-bit2979+26
−26
(−46)4 − 2
(+2−0=4)
66.7%
4.0 / 6
99.8%
+43
–   Pedone 1.6 64-bit2978+19
−19
(−47)9 − 5
(+6−2=6)
64.3%
9.0 / 14
100.0%
+41
–   Vajolet2 2.4 64-bit2968+23
−23
(−57)8.5 − 5.5
(+5−2=7)
60.7%
8.5 / 14
100.0%
+7
–   Vajolet2 2.3 64-bit2958+20
−20
(−67)6 − 4
(+4−2=4)
60.0%
6.0 / 10
100.0%
−6
–   Hakkapeliitta 3.0 64-bit2957+13
−12
(−68)7 − 3
(+5−1=4)
70.0%
7.0 / 10
100.0%
+64
–   Naum 4.1 32-bit2950+23
−23
(−75)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
100.0%
−98
–   Wasp 2.6 64-bit2947+15
−15
(−78)45.5 − 20.5
(+30−5=31)
68.9%
45.5 / 66
100.0%
+39
–   Crafty 25.2 64-bit2937+16
−17
(−88)9 − 5
(+5−1=8)
64.3%
9.0 / 14
100.0%
−7
–   Rodent III 0.210 64-bit2935+20
−20
(−90)8 − 6
(+4−2=8)
57.1%
8.0 / 14
100.0%
−50
–   Wasp 2.01 64-bit2926+20
−20
(−99)6.5 − 4.5
(+3−1=7)
59.1%
6.5 / 11
100.0%
−46
–   Cheng 4.39 64-bit2921+13
−13
(−104)5 − 5
(+3−3=4)
50.0%
5.0 / 10
100.0%
−99
–   Bobcat 8.0 64-bit2918+16
−16
(−107)7.5 − 2.5
(+5−0=5)
75.0%
7.5 / 10
100.0%
+47
–   Amoeba 2.6 64-bit2917+22
−22
(−108)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
100.0%
+69
–   Amoeba 2.7 64-bit2912+18
−19
(−113)28.5 − 11.5
(+20−3=17)
71.3%
28.5 / 40
100.0%
+21
–   Quazar 0.4 64-bit2906+12
−11
(−119)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
100.0%
−24
–   Demolito 2017-08-26 64-bit2893+22
−22
(−132)6 − 4
(+3−1=6)
60.0%
6.0 / 10
100.0%
−80
–   Deuterium 14.3.34.130 64-bit2893+13
−13
(−132)7.5 − 2.5
(+5−0=5)
75.0%
7.5 / 10
100.0%
+16
–   Zurichess Neuchatel 64-bit2823+23
−23
(−202)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−119
–   Atlas 3.60 64-bit2687+23
−23
(−338)8.5 − 1.5
(+7−0=3)
85.0%
8.5 / 10
100.0%
−84

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Senpai 2.0 64-bit
played with current
participants of this list
Represented by
1-2-CPU#283040448itself
All#25-263054300itself
Free#183053300itself
Free 1-2-CPU#223043426itself
Free single-CPU#223043426itself
Single-CPU#283040448itself

Created in 2005-2013 by CCRL team
Last games added on January 20, 2018