CCRL 40/15
Downloads and Statistics
March 8, 2021
Testing summary:
Total: 1'223'546 games
played by 2'800 programs

White wins: 420'224 (34.3%)
Black wins: 308'992 (25.3%)
Draws: 494'330 (40.4%)
White score: 54.5%

Engine Details

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Show each game results
Scorpio 2.7.7 64-bit (2804+16
−16		)Quote
Author: Daniel Shawul (Ethiopia) Link: WBEC
This is one of the 32 Scorpio versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Alfil 15.8 64-bit2963+16
−16		(+159)1 − 9
(+0−8=2)		10.0%
1.0 / 10
0.0%
−168
0 0 0 0 0 = = 0 0 0
–   Rodent III 0.210 64-bit2936+19
−19		(+132)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
0.0%
+255
1 = = 1 0 1 = 1
–   Wasp 2.01 64-bit2925+20
−20		(+121)7 − 13
(+3−9=8)		35.0%
7.0 / 20
0.0%
+27
0 1 0 0 = = 0 0 = 1 0 0 = 0 1 = = = = 0
–   Bobcat 8.0 64-bit2923+13
−13		(+119)0 − 4
(+0−4=0)		0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Arasan 19.1 64-bit2921+22
−22		(+117)2 − 8
(+1−7=2)		20.0%
2.0 / 10
0.0%
−115
1 0 = 0 0 0 0 = 0 0
–   ChessBrainVB 3.312915+25
−25		(+111)1.5 − 4.5
(+0−3=3)		25.0%
1.5 / 6
0.0%
−41
0 = 0 0 = =
–   Rodent II 0.9.64 64-bit2915+22
−22		(+111)1.5 − 8.5
(+0−7=3)		15.0%
1.5 / 10
0.0%
−139
= 0 0 0 = 0 0 0 0 =
–   Amoeba 2.6 64-bit2911+20
−20		(+107)4 − 4
(+1−1=6)		50.0%
4.0 / 8
0.0%
+107
= 0 = = 1 = = =
–   Rodent III 0.172 64-bit2909+22
−22		(+105)6 − 10
(+2−6=8)		37.5%
6.0 / 16
0.0%
+33
1 = 0 0 0 = 0 = = 0 = 0 = = = 1
–   Deep Junior 13.3 32-bit2908+15
−14		(+104)5 − 5
(+2−2=6)		50.0%
5.0 / 10
0.0%
+107
1 = = = 1 0 = = 0 =
–   Wasp 1.25 64-bit2908+22
−22		(+104)3.5 − 10.5
(+0−7=7)		25.0%
3.5 / 14
0.0%
−45
0 0 = 0 0 0 = 0 = = = = 0 =
–   Quazar 0.4 64-bit2904+10
−10		(+100)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−43
= 0
–   Nemorino 1.02 64-bit2903+23
−23		(+99)2 − 8
(+0−6=4)		20.0%
2.0 / 10
0.0%
−99
0 0 0 = = = 0 = 0 0
–   Hiarcs 13.22895+11
−10		(+91)4 − 6
(+0−2=8)		40.0%
4.0 / 10
0.0%
+38
= = = = = 0 = = = 0
–   EXchess 7.97b 64-bit2893+13
−13		(+89)9 − 15
(+3−9=12)		37.5%
9.0 / 24
0.0%
+14
1 = = 0 = 1 = = 0 0 = = 0 0 = 0 = 0 = 0 0 = 1 =
–   Deuterium 14.3.34.130 64-bit2890+12
−12		(+86)1 − 1
(+1−1=0)		50.0%
1.0 / 2
0.0%
+86
0 1
–   Demolito 2017-08-26 64-bit2889+20
−20		(+85)2 − 6
(+1−5=2)		25.0%
2.0 / 8
0.0%
−95
0 1 = = 0 0 0 0
–   Gull 1.0a 32-bit2885+12
−12		(+81)4.5 − 5.5
(+1−2=7)		45.0%
4.5 / 10
0.0%
+53
= = = = 1 = = 0 = 0
–   Quazar 0.4 32-bit2879+12
−12		(+75)5.5 − 4.5
(+2−1=7)		55.0%
5.5 / 10
0.0%
+99
= = = 1 1 0 = = = =
–   Protector 1.4.0 32-bit2878+11
−11		(+74)3 − 7
(+1−5=4)		30.0%
3.0 / 10
0.0%
−53
0 = 1 0 0 0 = 0 = =
–   Bobcat 7.6 64-bit2875+22
−22		(+71)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   ChessBrainVB 3.202873+25
−25		(+69)3.5 − 10.5
(+0−7=7)		25.0%
3.5 / 14
0.0%
−79
= 0 = 0 0 = 0 = = 0 = 0 0 =
–   Amoeba 2.5 64-bit2872+23
−23		(+68)7 − 15
(+3−11=8)		31.8%
7.0 / 22
0.0%
−53
= 0 0 = = 0 = 0 0 1 1 0 = 0 0 0 = 1 = = 0 0
–   Hannibal 1.1 32-bit2870+13
−13		(+66)4.5 − 5.5
(+2−3=5)		45.0%
4.5 / 10
0.0%
+37
0 = = = 0 1 0 1 = =
–   EXchess 7.88b 64-bit2869+25
−25		(+65)5.5 − 8.5
(+2−5=7)		39.3%
5.5 / 14
0.0%
+2
0 = 1 0 1 = = 0 0 = = = = 0
–   Laser 1.2 64-bit2868+23
−23		(+64)6.5 − 7.5
(+5−6=3)		46.4%
6.5 / 14
0.0%
+36
0 = = 0 0 1 1 0 0 1 1 1 = 0
–   Rodent II 0.9.33 64-bit2868+27
−27		(+64)1.5 − 3.5
(+1−3=1)		30.0%
1.5 / 5
0.0%
−81
1 0 0 = 0
–   Thinker 5.4d Inert 64-bit2864+15
−15		(+60)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−97
0 =
–   Spark 1.0 32-bit2864+11
−11		(+60)3 − 7
(+0−4=6)		30.0%
3.0 / 10
0.0%
−51
= 0 0 = = 0 = = 0 =
–   Crafty 25.0 64-bit2863+19
−20		(+59)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Arasan 18.0 64-bit2860+26
−26		(+56)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−86
0 =
–   Gaviota 1.0 64-bit2859+11
−11		(+55)2 − 3
(+1−2=2)		40.0%
2.0 / 5
0.0%
+3
= 1 0 0 =
–   Dirty 30Apr2017 64-bit2856+15
−15		(+52)9.5 − 14.5
(+3−8=13)		39.6%
9.5 / 24
0.0%
−8
= = = = = = 0 = 0 1 = = 0 0 1 1 0 0 = = 0 = = 0
–   EXchess 7.92b 64-bit2854+22
−22		(+50)6.5 − 8.5
(+3−5=7)		43.3%
6.5 / 15
0.0%
+12
0 0 = = 1 = = = = 1 0 0 0 1 =
–   Zappa Mexico II 64-bit2853+10
−10		(+49)3 − 2
(+1−0=4)		60.0%
3.0 / 5
0.0%
+108
1 = = = =
–   MinkoChess 1.3 64-bit2852+14
−14		(+48)1.5 − 3.5
(+1−3=1)		30.0%
1.5 / 5
0.0%
−102
1 0 0 = 0
–   EXchess 7.71b 64-bit2852+22
−22		(+48)3 − 7
(+1−5=4)		30.0%
3.0 / 10
0.0%
−75
0 = 1 0 = 0 = 0 0 =
–   Toga II 3.02850+16
−16		(+46)3 − 1
(+2−0=2)		75.0%
3.0 / 4
0.0%
+203
= 1 = 1
–   Rodent 1.7 64-bit2850+19
−19		(+46)6 − 6
(+4−4=4)		50.0%
6.0 / 12
0.0%
+53
= 0 0 = = 0 1 0 1 1 = 1
–   Nemo 1.0.1 64-bit2847+12
−12		(+43)1.5 − 1.5
(+1−1=1)		50.0%
1.5 / 3
0.0%
+57
= 0 1
–   Atlas 3.80 64-bit2847+14
−14		(+43)8.5 − 14.5
(+4−10=9)		37.0%
8.5 / 23
0.0%
−39
= 0 = = 1 1 0 1 = = 0 = = 0 = = 0 0 0 0 0 1 0
–   DisasterArea 1.65 64-bit2847+13
−13		(+43)7.5 − 12.5
(+3−8=9)		37.5%
7.5 / 20
0.0%
−38
0 = = = 0 0 = 1 1 0 = = 0 = 0 1 0 = 0 =
–   Bobcat 7.1 64-bit2847+25
−25		(+43)9 − 9
(+5−5=8)		50.0%
9.0 / 18
0.2%
+38
0 1 = 0 = 0 1 = = = 1 0 1 1 0 = = =
–   Defenchess 1.0 64-bit2846+28
−28		(+42)2.5 − 7.5
(+1−6=3)		25.0%
2.5 / 10
0.5%
−129
0 1 = = = 0 0 0 0 0
–   Booot 5.1.02844+10
−10		(+40)4.5 − 5.5
(+2−3=5)		45.0%
4.5 / 10
0.0%
+12
1 0 0 = = = 0 1 = =
–   Demolito 2017-06-18 64-bit2843+25
−25		(+39)7 − 9
(+3−5=8)		43.8%
7.0 / 16
0.5%
−2
0 0 = 0 = = = 1 = 0 = 1 0 1 = =
–   Tornado 8.0 64-bit2842+13
−13		(+38)13.5 − 12.5
(+9−8=9)		51.9%
13.5 / 26
0.0%
+51
1 0 0 = 1 = 1 1 0 0 1 0 = 0 1 1 0 0 1 = = = 1 = = =
–   Wasp 1.02 64-bit2841+28
−28		(+37)6 − 5
(+3−2=6)		54.5%
6.0 / 11
1.2%
+75
= 1 = = 0 = 0 = 1 = 1
–   Dirty 3Nov2015 64-bit2836+17
−17		(+32)13.5 − 23.5
(+5−15=17)
36.5%
13.5 / 37
0.2%
−53
0 0 1 = = = = = 0 = 0 = = 1 = = 0 0 0 0 1 = = = 0 = 0 = = 1 0 1 0 = 0 0 0
–   Onno 1.2.70 64-bit2835+16
−16		(+31)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
0.4%
−36
= = = 0
–   Pedone 1.3 64-bit2835+23
−23		(+31)13.5 − 10.5
(+8−5=11)		56.3%
13.5 / 24
1.3%
+68
1 = 1 1 1 0 = = 0 = = = 1 = = 0 = 1 = 0 = 1 1 0
–   Zurichess Neuchatel 64-bit2830+12
−12		(+26)7 − 5
(+4−2=6)		58.3%
7.0 / 12
0.5%
+78
= 0 = 1 0 = 1 = 1 = 1 =
–   DisasterArea 1.54 64-bit2827+18
−18		(+23)14.5 − 21.5
(+7−14=15)
40.3%
14.5 / 36
2.8%
−39
1 = 0 0 0 = = = 0 = 1 = = = 0 = 1 0 = 1 0 0 0 1 1 0 0 = 0 = 1 0 0 = = =
–   Pedone 1.2 64-bit2825+26
−26		(+21)9 − 7
(+5−3=8)		56.3%
9.0 / 16
8.4%
+55
1 = = = = 1 0 0 = 1 1 = = 1 = 0
–   Murka 3 64-bit2823+12
−12		(+19)2 − 3
(+1−2=2)		40.0%
2.0 / 5
3.0%
−31
= 1 0 = 0
–   ChessBrainVB 3.032821+25
−25		(+17)8.5 − 5.5
(+6−3=5)		60.7%
8.5 / 14
12.6%
+88
= 1 0 1 0 0 = = 1 1 1 = 1 =
–   Onno 1.0 64-bit2818+17
−17		(+14)3 − 7
(+1−5=4)		30.0%
3.0 / 10
12.6%
−113
= 0 = = 0 = 0 0 1 0
–   Tornado 7.0 64-bit2816+19
−19		(+12)24 − 19
(+17−12=14)
55.8%
24.0 / 43
15.9%
+49
1 1 = = 0 0 0 0 = 1 1 1 = = = 1 0 0 1 0 = 0 1 = 1 0 = = 1 0 0 = = = 1 1 1 1 1 1 = 1 0
–   Amoeba 2.4 64-bit2811+26
−26		(+7)9 − 5
(+4−0=10)		64.3%
9.0 / 14
33.1%
+81
1 = = = = = = 1 1 = = = 1 =
–   Rodent II 0.8.7 64-bit2809+26
−27		(+5)5 − 5
(+3−3=4)		50.0%
5.0 / 10
38.0%
+9
1 0 = 1 = 0 = 1 0 =
–   Dirty 10Apr2015 64-bit2805+24
−24		(+1)2.5 − 3.5
(+1−2=3)		41.7%
2.5 / 6
46.9%
−51
0 = = 0 1 =
–   TheMadPrune 1.1.252805+24
−24		(+1)2 − 0
(+2−0=0)		100.0%
2.0 / 2
48.8%
+INF
1 1
–   Crafty 24.1 64-bit2803+22
−22		(−1)6.5 − 1.5
(+5−0=3)		81.3%
6.5 / 8
54.2%
+205
1 1 1 = = = 1 1
–   GnuCheese 1.00 64-bit2794+16
−16		(−10)26 − 26
(+15−15=22)
50.0%
26.0 / 52
82.7%
−12
0 = 0 = 0 0 1 = = 0 0 1 0 1 = = 0 1 1 = 0 = = 1 = 0 = = 1 0 = 1 = = 1 = = = 0 0 1 = 1 1 0 0 1 = 1 1 = =
–   Rhetoric 1.4.3 64-bit2793+12
−12		(−11)31.5 − 19.5
(+25−13=13)
61.8%
31.5 / 51
87.3%
+73
1 0 1 1 0 1 = = 1 0 0 0 1 1 0 = = 1 1 0 1 = 1 = 1 0 1 = = = = 1 1 1 0 1 1 1 0 1 1 1 = 1 0 0 = = 1 1 0
–   Zurichess Luzern 64-bit2792+24
−24		(−12)9 − 14
(+7−12=4)		39.1%
9.0 / 23
80.1%
−92
0 0 = = = 0 1 0 0 0 0 1 0 0 1 0 1 = 0 1 1 1 0
–   Loop 13.6 (Loop 2007) 64-bit2789+16
−15		(−15)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
90.7%
−82
0 = = =
–   Zappa Mexico 32-bit2789+17
−17		(−15)3 − 7
(+0−4=6)		30.0%
3.0 / 10
90.8%
−126
0 0 = = 0 = = 0 = =
–   Bobcat 6.4b 64-bit2787+24
−24		(−17)4 − 3
(+2−1=4)		57.1%
4.0 / 7
88.1%
+20
1 = = 1 0 = =
–   Rybka 1.0 32-bit2786+14
−14		(−18)6 − 4
(+3−1=6)		60.0%
6.0 / 10
95.0%
+40
1 = 1 0 = = = = 1 =
–   The Baron 3.29 64-bit2785+18
−18		(−19)11 − 9
(+6−4=10)		55.0%
11.0 / 20
94.8%
+8
= = = = 0 = = = 1 1 = = 1 0 1 1 = 0 1 0
–   Octochess r5506 64-bit2784+15
−15		(−20)7 − 5
(+5−3=4)		58.3%
7.0 / 12
96.9%
+38
= = = 0 = 1 0 1 0 1 1 1
–   Rodent 1.5 64-bit2784+21
−21		(−20)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
93.6%
+7
1 0 = 0 = = = = 1 1
–   Pawny 1.2 64-bit2779+13
−13		(−25)19 − 17
(+13−11=12)
52.8%
19.0 / 36
99.3%
−3
= = 1 1 1 1 0 1 = = 0 = 0 = 1 = 1 1 0 1 1 0 1 = 0 0 = = 1 0 0 = 0 0 1 =
–   Rhetoric 1.4.1 64-bit2776+17
−17		(−28)8.5 − 7.5
(+5−4=7)		53.1%
8.5 / 16
99.2%
−7
= = = 0 0 1 1 0 = 0 1 = 1 1 = =
–   Naraku 1.42774+16
−16		(−30)1 − 1
(+1−1=0)		50.0%
1.0 / 2
99.6%
−30
1 0
–   Frenzee 3.5.19 64-bit2773+14
−14		(−31)1 − 1
(+1−1=0)		50.0%
1.0 / 2
99.8%
−31
1 0
–   Octochess r5190 64-bit2771+15
−15		(−33)1 − 1
(+1−1=0)		50.0%
1.0 / 2
99.9%
−33
1 0
–   Twisted Logic 20100131x 64-bit2770+16
−16		(−34)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
99.8%
+48
1 1 0 =
–   Zurichess Jura 64-bit2764+25
−25		(−40)9.5 − 6.5
(+7−4=5)		59.4%
9.5 / 16
99.6%
+27
= 1 0 = 1 1 = = 1 0 0 1 = 1 0 1
–   Loop 12.322762+22
−22		(−42)4 − 6
(+2−4=4)		40.0%
4.0 / 10
99.9%
−104
= 0 1 0 0 = = = 1 0
–   BugChess2 1.9 64-bit2760+13
−13		(−44)8.5 − 3.5
(+7−2=3)		70.8%
8.5 / 12
100.0%
+104
1 = = 1 1 0 1 1 0 1 1 =
–   Bison 9.11 64-bit2756+13
−13		(−48)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1 1
–   Laser 1.1 64-bit2752+27
−27		(−52)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
99.9%
−89
1 = 0 = = 0 0 1
–   chess22k 1.5 64-bit2750+25
−25		(−54)1 − 1
(+1−1=0)		50.0%
1.0 / 2
100.0%
−54
0 1
–   Carballo 1.7 64-bit2737+14
−14		(−67)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−67
0 = = 1
–   Toga II 1.2 32-bit2735+25
−25		(−69)7.5 − 2.5
(+5−0=5)		75.0%
7.5 / 10
100.0%
+85
1 = = = 1 = 1 = 1 1
–   Laser 1.0 64-bit2734+26
−26		(−70)4 − 4
(+2−2=4)		50.0%
4.0 / 8
100.0%
−70
1 0 1 = = 0 = =
–   Godel 3.4.9 64-bit2727+14
−14		(−77)7 − 7
(+4−4=6)		50.0%
7.0 / 14
100.0%
−77
0 1 1 0 = = = 0 1 = 1 = = 0
–   Tucano 6.00 64-bit2724+16
−16		(−80)19 − 15
(+12−8=14)
55.9%
19.0 / 34
100.0%
−44
0 = = = = 0 1 0 = = 1 0 1 = = 1 = 1 1 1 1 = = = 0 1 1 0 1 0 = 0 = 1
–   Amoeba 2.0 64-bit2721+26
−26		(−83)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+74
1 = 1 =
–   ProDeo 2.22720+17
−17		(−84)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
100.0%
+39
1 1 = = 0 1 1 =
–   Amoeba 1.4 64-bit2709+26
−26		(−95)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+47
1 = 1 =
–   Amoeba 2.1 64-bit2709+29
−29		(−95)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
100.0%
−63
= 1 1 = = = = 1 0 0
–   Dirty 23Mar2012 64-bit2702+31
−31		(−102)7.5 − 2.5
(+6−1=3)		75.0%
7.5 / 10
100.0%
+69
1 = 1 1 1 0 = 1 = 1
–   Chessmaster 11 Archangel2702+19
−19		(−102)6 − 4
(+3−1=6)		60.0%
6.0 / 10
100.0%
−49
= 1 = 1 = = 0 1 = =
–   Pawny 1.1 64-bit2701+21
−21		(−103)10 − 4
(+7−1=6)		71.4%
10.0 / 14
100.0%
+27
= 1 = 1 = = = 1 = 1 1 1 0 1
–   Zurichess Graubuenden 64-bit2690+25
−25		(−114)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
−21
= 1 0 1
–   Amoeba 1.3 64-bit2688+32
−32		(−116)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−116
= = 0 1
–   Tornado 4.87a 32-bit2686+33
−33		(−118)6 − 4
(+3−1=6)		60.0%
6.0 / 10
100.0%
−62
= = = = 1 1 1 0 = =
–   Cheese 1.8 64-bit2684+20
−20		(−120)6 − 2
(+4−0=4)		75.0%
6.0 / 8
100.0%
+26
1 = = = 1 1 1 =
–   ProDeo 2.02682+21
−21		(−122)5 − 3
(+4−2=2)		62.5%
5.0 / 8
100.0%
−32
1 1 1 1 0 = 0 =
–   WyldChess 1.51 64-bit2682+15
−15		(−122)7 − 3
(+4−0=6)		70.0%
7.0 / 10
100.0%
−13
1 = 1 = 1 = = = = 1
–   Cheese 1.7 64-bit2678+21
−21		(−126)7 − 3
(+5−1=4)		70.0%
7.0 / 10
100.0%
−2
= 1 = 0 = 1 1 = 1 1
–   ChessBrainVB 2.052669+23
−23		(−135)3 − 5
(+2−4=2)		37.5%
3.0 / 8
100.0%
−224
0 0 0 1 1 = = 0
–   Djinn 1.021 64-bit2668+13
−13		(−136)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+147
1 1 = 1
–   RedQueen 1.1.98 64-bit2663+16
−16		(−141)3 − 1
(+3−1=0)		75.0%
3.0 / 4
100.0%
+86
1 0 1 1
–   Floyd 0.9 64-bit2658+14
−14		(−146)2 − 2
(+2−2=0)		50.0%
2.0 / 4
100.0%
−146
1 1 0 0
–   Rodin 8.02628+15
−15		(−176)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+114
1 1 1 =
–   NoraGrace 2.0 64-bit2623+15
−15		(−181)6 − 2
(+5−1=2)		75.0%
6.0 / 8
100.0%
−4
= = 1 1 0 1 1 1
1282 games: 353 wins, 396 losses, 533 draws (41.6%), score: 48.3%

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Rating changes with played games

Created in 2005-2013 by CCRL team
Last games added on March 8, 2021