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
Scorpio 2.7.7 64-bit (2806+16
−16
)Quote
Author: Daniel Shawul (Ethiopia) Link: WBEC
This is one of the 27 Scorpio versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Alfil 15.8 64-bit2964+17
−17
(+158)1 − 9
(+0−8=2)
10.0%
1.0 / 10
0.0%
−169
–   Rodent III 0.210 64-bit2935+20
−20
(+129)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
0.0%
+252
–   Wasp 2.01 64-bit2926+20
−20
(+120)7 − 13
(+3−9=8)
35.0%
7.0 / 20
0.0%
+26
–   Arasan 19.1 64-bit2923+23
−23
(+117)2 − 8
(+1−7=2)
20.0%
2.0 / 10
0.0%
−115
–   Bobcat 8.0 64-bit2918+16
−16
(+112)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
–   Rodent II 0.9.64 64-bit2918+22
−22
(+112)1.5 − 8.5
(+0−7=3)
15.0%
1.5 / 10
0.0%
−138
–   Amoeba 2.6 64-bit2917+22
−22
(+111)4 − 4
(+1−1=6)
50.0%
4.0 / 8
0.0%
+111
–   ChessBrainVB 3.312914+27
−27
(+108)1.5 − 4.5
(+0−3=3)
25.0%
1.5 / 6
0.0%
−44
–   Deep Junior 13.3 32-bit2911+15
−15
(+105)5 − 5
(+2−2=6)
50.0%
5.0 / 10
0.0%
+108
–   Rodent III 0.172 64-bit2911+22
−22
(+105)6 − 10
(+2−6=8)
37.5%
6.0 / 16
0.0%
+33
–   Wasp 1.25 64-bit2910+22
−22
(+104)3.5 − 10.5
(+0−7=7)
25.0%
3.5 / 14
0.0%
−45
–   Nemorino 1.02 64-bit2906+24
−24
(+100)2 − 8
(+0−6=4)
20.0%
2.0 / 10
0.0%
−98
–   Quazar 0.4 64-bit2906+12
−11
(+100)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−42
–   Hiarcs 13.22900+11
−11
(+94)4 − 6
(+0−2=8)
40.0%
4.0 / 10
0.0%
+41
–   Demolito 2017-08-26 64-bit2893+22
−22
(+87)2 − 6
(+1−5=2)
25.0%
2.0 / 8
0.0%
−93
–   Deuterium 14.3.34.130 64-bit2893+13
−13
(+87)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+87
–   Gull 1.0a 32-bit2887+13
−12
(+81)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
0.0%
+53
–   EXchess 7.97b 64-bit2883+17
−17
(+77)9 − 15
(+3−9=12)
37.5%
9.0 / 24
0.0%
+2
–   Bobcat 7.6 64-bit2881+23
−23
(+75)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Quazar 0.4 32-bit2880+12
−12
(+74)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
0.0%
+98
–   Protector 1.4.0 32-bit2879+12
−12
(+73)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.0%
−54
–   ChessBrainVB 3.202875+25
−25
(+69)3.5 − 10.5
(+0−7=7)
25.0%
3.5 / 14
0.0%
−79
–   Amoeba 2.5 64-bit2874+23
−23
(+68)7 − 15
(+3−11=8)
31.8%
7.0 / 22
0.0%
−53
–   Hannibal 1.1 32-bit2874+14
−14
(+68)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.0%
+39
–   Laser 1.2 64-bit2872+23
−23
(+66)6.5 − 7.5
(+5−6=3)
46.4%
6.5 / 14
0.0%
+38
–   EXchess 7.88b 64-bit2872+25
−25
(+66)5.5 − 8.5
(+2−5=7)
39.3%
5.5 / 14
0.0%
+3
–   Rodent II 0.9.33 64-bit2871+27
−27
(+65)1.5 − 3.5
(+1−3=1)
30.0%
1.5 / 5
0.0%
−80
–   Spark 1.0 32-bit2866+12
−12
(+60)3 − 7
(+0−4=6)
30.0%
3.0 / 10
0.0%
−51
–   Crafty 25.0 64-bit2866+20
−20
(+60)0 − 1
(+0−1=0)
0.0%
0.0 / 1
0.0%
−INF
–   Thinker 5.4d Inert 64-bit2865+17
−17
(+59)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−98
–   Arasan 18.0 64-bit2862+26
−26
(+56)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−86
–   Gaviota 1.0 64-bit2860+14
−14
(+54)2 − 3
(+1−2=2)
40.0%
2.0 / 5
0.0%
+2
–   Dirty 30Apr2017 64-bit2860+19
−19
(+54)9.5 − 14.5
(+3−8=13)
39.6%
9.5 / 24
0.0%
−6
–   Zappa Mexico II 64-bit2859+10
−10
(+53)3 − 2
(+1−0=4)
60.0%
3.0 / 5
0.0%
+112
–   EXchess 7.92b 64-bit2858+22
−22
(+52)6.5 − 8.5
(+3−5=7)
43.3%
6.5 / 15
0.0%
+14
–   MinkoChess 1.3 64-bit2855+15
−15
(+49)1.5 − 3.5
(+1−3=1)
30.0%
1.5 / 5
0.0%
−101
–   EXchess 7.71b 64-bit2854+21
−22
(+48)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.0%
−75
–   Rodent 1.7 64-bit2853+19
−19
(+47)6 − 6
(+4−4=4)
50.0%
6.0 / 12
0.0%
+54
–   Toga II 3.02852+16
−15
(+46)3 − 1
(+2−0=2)
75.0%
3.0 / 4
0.0%
+203
–   Atlas 3.80 64-bit2850+14
−14
(+44)8.5 − 14.5
(+4−10=9)
37.0%
8.5 / 23
0.0%
−38
–   DisasterArea 1.65 64-bit2850+16
−16
(+44)7.5 − 12.5
(+3−8=9)
37.5%
7.5 / 20
0.0%
−37
–   Nemo 1.0.1 64-bit2849+13
−13
(+43)1.5 − 1.5
(+1−1=1)
50.0%
1.5 / 3
0.0%
+57
–   Bobcat 7.1 64-bit2849+25
−25
(+43)9 − 9
(+5−5=8)
50.0%
9.0 / 18
0.2%
+38
–   Defenchess (SCTR) 1.0 64-bit2848+28
−28
(+42)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
0.5%
−129
–   Booot 5.1.02845+10
−10
(+39)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.0%
+11
–   Demolito 2017-06-18 64-bit2845+25
−25
(+39)7 − 9
(+3−5=8)
43.8%
7.0 / 16
0.5%
−2
–   Wasp 1.02 64-bit2844+28
−28
(+38)6 − 5
(+3−2=6)
54.5%
6.0 / 11
0.9%
+76
–   Dirty 3Nov2015 64-bit2838+17
−17
(+32)13.5 − 23.5
(+5−15=17)
36.5%
13.5 / 37
0.2%
−53
–   Onno 1.2.70 64-bit2838+17
−17
(+32)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.3%
−35
–   Tornado 8.0 64-bit2837+18
−18
(+31)13.5 − 12.5
(+9−8=9)
51.9%
13.5 / 26
0.4%
+44
–   Pedone 1.3 64-bit2837+23
−23
(+31)13.5 − 10.5
(+8−5=11)
56.3%
13.5 / 24
1.3%
+68
–   DisasterArea 1.54 64-bit2829+18
−18
(+23)14.5 − 21.5
(+7−14=15)
40.3%
14.5 / 36
2.7%
−39
–   Pedone 1.2 64-bit2827+26
−26
(+21)9 − 7
(+5−3=8)
56.3%
9.0 / 16
8.2%
+55
–   Murka 3 64-bit2825+13
−13
(+19)2 − 3
(+1−2=2)
40.0%
2.0 / 5
3.4%
−31
–   Zurichess Neuchatel 64-bit2823+23
−23
(+17)7 − 5
(+4−2=6)
58.3%
7.0 / 12
10.8%
+69
–   ChessBrainVB 3.032823+25
−25
(+17)8.5 − 5.5
(+6−3=5)
60.7%
8.5 / 14
12.8%
+88
–   Onno 1.0 64-bit2820+17
−17
(+14)3 − 7
(+1−5=4)
30.0%
3.0 / 10
11.6%
−113
–   Tornado 7.0 64-bit2817+19
−19
(+11)24 − 19
(+17−12=14)
55.8%
24.0 / 43
16.9%
+48
–   Amoeba 2.4 64-bit2812+26
−26
(+6)9 − 5
(+4−0=10)
64.3%
9.0 / 14
35.1%
+80
–   Rodent II 0.8.7 64-bit2810+27
−27
(+4)5 − 5
(+3−3=4)
50.0%
5.0 / 10
38.1%
+8
–   Dirty 10Apr2015 64-bit2807+24
−24
(+1)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
47.1%
−51
–   TheMadPrune 1.1.252806+24
−24
(0)2 − 0
(+2−0=0)
100.0%
2.0 / 2
48.7%
+INF
–   Crafty 24.1 64-bit2804+22
−22
(−2)6.5 − 1.5
(+5−0=3)
81.3%
6.5 / 8
53.6%
+204
–   Rhetoric 1.4.3 64-bit2801+14
−14
(−5)31.5 − 19.5
(+25−13=13)
61.8%
31.5 / 51
67.0%
+79
–   GnuCheese 1.00 64-bit2795+16
−16
(−11)26 − 26
(+15−15=22)
50.0%
26.0 / 52
83.1%
−13
–   Zurichess Luzern 64-bit2794+24
−24
(−12)9 − 14
(+7−12=4)
39.1%
9.0 / 23
79.3%
−92
–   Zappa Mexico 32-bit2789+18
−18
(−17)3 − 7
(+0−4=6)
30.0%
3.0 / 10
91.6%
−128
–   Bobcat 6.4b 64-bit2788+24
−24
(−18)4 − 3
(+2−1=4)
57.1%
4.0 / 7
88.6%
+19
–   Loop 13.6 (Loop 2007) 64-bit2787+17
−17
(−19)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
94.4%
−86
–   Rodent 1.5 64-bit2786+21
−21
(−20)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
93.0%
+7
–   The Baron 3.29 64-bit2786+18
−18
(−20)11 − 9
(+6−4=10)
55.0%
11.0 / 20
94.8%
+7
–   Rybka 1.0 32-bit2785+15
−15
(−21)6 − 4
(+3−1=6)
60.0%
6.0 / 10
96.4%
+37
–   Pawny 1.2 64-bit2783+16
−16
(−23)19 − 17
(+13−11=12)
52.8%
19.0 / 36
97.8%
−1
–   Octochess r5506 64-bit2780+19
−19
(−26)7 − 5
(+5−3=4)
58.3%
7.0 / 12
97.9%
+32
–   Naraku 1.42777+17
−17
(−29)1 − 1
(+1−1=0)
50.0%
1.0 / 2
99.4%
−29
–   Rhetoric 1.4.1 64-bit2776+18
−17
(−30)8.5 − 7.5
(+5−4=7)
53.1%
8.5 / 16
99.3%
−9
–   Frenzee 3.5.19 64-bit2776+15
−15
(−30)1 − 1
(+1−1=0)
50.0%
1.0 / 2
99.6%
−30
–   Octochess r5190 64-bit2773+15
−15
(−33)1 − 1
(+1−1=0)
50.0%
1.0 / 2
99.9%
−33
–   Twisted Logic 20100131x 64-bit2767+18
−18
(−39)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
99.9%
+43
–   Loop 12.322765+23
−23
(−41)4 − 6
(+2−4=4)
40.0%
4.0 / 10
99.8%
−103
–   Zurichess Jura 64-bit2765+25
−25
(−41)9.5 − 6.5
(+7−4=5)
59.4%
9.5 / 16
99.7%
+26
–   BugChess2 1.9 64-bit2764+15
−15
(−42)8.5 − 3.5
(+7−2=3)
70.8%
8.5 / 12
100.0%
+106
–   Bison 9.11 64-bit2755+17
−17
(−51)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Laser 1.1 64-bit2754+27
−27
(−52)3.5 − 4.5
(+2−3=3)
43.8%
3.5 / 8
99.9%
−89
–   chess22k 1.5 64-bit2751+25
−25
(−55)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−55
–   Carballo 1.7 64-bit2738+19
−19
(−68)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−68
–   Toga II 1.2 32-bit2735+25
−25
(−71)7.5 − 2.5
(+5−0=5)
75.0%
7.5 / 10
100.0%
+83
–   Laser 1.0 64-bit2729+29
−29
(−77)4 − 4
(+2−2=4)
50.0%
4.0 / 8
100.0%
−77
–   Godel 3.4.9 64-bit2727+14
−14
(−79)7 − 7
(+4−4=6)
50.0%
7.0 / 14
100.0%
−79
–   ProDeo 2.22725+20
−20
(−81)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
100.0%
+42
–   Tucano 6.00 64-bit2725+16
−15
(−81)19 − 15
(+12−8=14)
55.9%
19.0 / 34
100.0%
−45
–   Amoeba 2.0 64-bit2723+28
−28
(−83)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+73
–   Amoeba 2.1 64-bit2710+29
−29
(−96)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
100.0%
−64
–   Amoeba 1.4 64-bit2706+27
−27
(−100)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+42
–   Dirty 23Mar2012 64-bit2702+31
−31
(−104)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
100.0%
+67
–   Pawny 1.1 64-bit2701+21
−21
(−105)10 − 4
(+7−1=6)
71.4%
10.0 / 14
100.0%
+25
–   WyldChess 1.51 64-bit2697+22
−22
(−109)7 − 3
(+4−0=6)
70.0%
7.0 / 10
100.0%
0
–   Chessmaster 11 Archangel2694+21
−21
(−112)6 − 4
(+3−1=6)
60.0%
6.0 / 10
100.0%
−59
–   Tornado 4.87a 32-bit2690+34
−34
(−116)6 − 4
(+3−1=6)
60.0%
6.0 / 10
100.0%
−60
–   Zurichess Graubuenden 64-bit2689+25
−24
(−117)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−24
–   Amoeba 1.3 64-bit2689+32
−32
(−117)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−117
–   Cheese 1.8 64-bit2683+20
−20
(−123)6 − 2
(+4−0=4)
75.0%
6.0 / 8
100.0%
+23
–   ProDeo 2.02682+21
−21
(−124)5 − 3
(+4−2=2)
62.5%
5.0 / 8
100.0%
−34
–   Cheese 1.7 64-bit2677+21
−21
(−129)7 − 3
(+5−1=4)
70.0%
7.0 / 10
100.0%
−5
–   ChessBrainVB 2.052668+23
−23
(−138)3 − 5
(+2−4=2)
37.5%
3.0 / 8
100.0%
−227
–   Djinn 1.021 64-bit2665+15
−15
(−141)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+142
–   RedQueen 1.1.98 64-bit2662+21
−21
(−144)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+83
–   Floyd 0.9 64-bit2657+18
−19
(−149)2 − 2
(+2−2=0)
50.0%
2.0 / 4
100.0%
−149
–   Rodin 8.02628+16
−16
(−178)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+111
–   NoraGrace 2.0 64-bit2622+17
−17
(−184)6 − 2
(+5−1=2)
75.0%
6.0 / 8
100.0%
−7

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Scorpio 2.7.7 64-bit
played with current
participants of this list
Represented by
1-2-CPU    410Scorpio 2.7.8 64-bit
All    377Scorpio 2.7.8 64-bit
Free    411Scorpio 2.7.8 64-bit
Free 1-2-CPU    401Scorpio 2.7.8 64-bit
Free single-CPU    401Scorpio 2.7.8 64-bit
Single-CPU    410Scorpio 2.7.8 64-bit

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