CCRL 40/15
Downloads and Statistics
March 28, 2020
Testing summary:
Total: 1'132'680 games
played by 2'634 programs

White wins: 391'782 (34.6%)
Black wins: 290'390 (25.6%)
Draws: 450'508 (39.8%)
White score: 54.5%

Engine Details

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Show each game results
Scorpio 2.8 64-bit (2886+14
−14		)Quote
Author: Daniel Shawul (Ethiopia) Link: WBEC
This is one of the 33 Scorpio versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   ChessBrainVB 3.703045+23
−23		(+159)2.5 − 11.5
(+0−9=5)		17.9%
2.5 / 14
0.0%
−60
0 0 = = 0 = = = 0 0 0 0 0 0
–   Ethereal 9.65 64-bit3042+17
−17		(+156)6.5 − 23.5
(+0−17=13)
21.7%
6.5 / 30
0.0%
−24
= 0 = = 0 = 0 0 0 = = = 0 0 0 0 = 0 0 = 0 = = 0 = 0 0 0 0 =
–   Arasan 21.0 64-bit3042+17
−17		(+156)7.5 − 22.5
(+4−19=7)
25.0%
7.5 / 30
0.0%
−29
0 0 0 = 0 = 0 0 1 0 1 = 0 0 0 = 0 0 = 0 1 0 0 0 0 0 = 0 = 1
–   Gull 3.1 64-bit3041+16
−16		(+155)1.5 − 10.5
(+0−9=3)		12.5%
1.5 / 12
0.0%
−128
0 0 0 = 0 = 0 0 0 = 0 0
–   Wasp 3.50 64-bit3030+13
−13		(+144)6 − 26
(+1−21=10)
18.8%
6.0 / 32
0.0%
−76
= 0 = = 1 = = 0 0 0 = 0 0 0 0 0 0 = 0 = 0 0 0 0 0 0 0 0 0 0 = =
–   Xiphos 0.2 64-bit3024+18
−18		(+138)9.5 − 20.5
(+3−14=13)
31.7%
9.5 / 30
0.0%
+24
1 = 0 1 = = 0 0 0 = 0 0 0 0 = 0 = 1 0 0 = 0 = = = = = 0 0 =
–   Chiron 2 64-bit3016+13
−13		(+130)2.5 − 9.5
(+0−7=5)		20.8%
2.5 / 12
0.0%
−54
= 0 0 = 0 = 0 = 0 = 0 0
–   Sting SF 9.9 64-bit3012+17
−17		(+126)10 − 22
(+3−15=14)
31.3%
10.0 / 32
0.0%
+7
0 = 0 = 0 0 = = 0 = 0 0 0 0 1 = = = 0 1 = 0 = = 0 = = = 0 1 0 0
–   Ethereal 9.30 64-bit3005+26
−25		(+119)2.5 − 9.5
(+0−7=5)		20.8%
2.5 / 12
0.0%
−69
0 0 0 = = = = 0 0 0 = 0
–   Vajolet2 2.5 64-bit3002+18
−18		(+116)4.5 − 9.5
(+1−6=7)		32.1%
4.5 / 14
0.0%
+5
0 = 0 0 0 = = = 1 = = = 0 0
–   Hakkapeliitta TCEC v2 64-bit3001+13
−13		(+115)11 − 23
(+5−17=12)
32.4%
11.0 / 34
0.0%
−1
0 0 = 0 0 0 1 0 1 0 = = 0 0 1 0 = 0 1 = = 0 = = 0 0 0 = = = 1 0 0 =
–   Defenchess 1.1f 64-bit2998+12
−12		(+112)1 − 1
(+0−0=2)		50.0%
1.0 / 2
0.0%
+112
= =
–   chess22k 1.11 64-bit2990+20
−20		(+104)6 − 8
(+4−6=4)		42.9%
6.0 / 14
0.0%
+55
= 0 0 1 = 0 0 = 0 1 0 = 1 1
–   Xiphos 0.1 64-bit2987+20
−20		(+101)4.5 − 9.5
(+1−6=7)		32.1%
4.5 / 14
0.0%
−7
0 1 = = 0 = = = 0 0 = = 0 0
–   Wasp 3.0 64-bit2985+12
−12		(+99)10 − 22
(+2−14=16)
31.3%
10.0 / 32
0.0%
−10
0 0 0 0 = 0 = 0 0 = 0 1 = = 0 0 = = = 0 = 0 = 1 = = = = = 0 0 =
–   Rodent III 0.238 64-bit2983+15
−14		(+97)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
0.0%
+254
= 1
–   RubiChess 1.3 64-bit2981+21
−21		(+95)4 − 8
(+2−6=4)		33.3%
4.0 / 12
0.0%
−18
0 0 = = 0 = 1 0 1 0 = 0
–   Demolito 2018-10-29 64-bit2978+15
−15		(+92)9.5 − 20.5
(+2−13=15)
31.7%
9.5 / 30
0.0%
−16
= 0 = 0 = = = 0 0 0 0 0 0 = = = 0 = 0 0 = = 1 = 0 = = 0 = 1
–   Ethereal 9.00 64-bit2969+18
−18		(+83)8 − 9
(+2−3=12)		47.1%
8.0 / 17
0.0%
+70
= = = = 1 = = 1 = = = = = 0 0 = 0
–   Pirarucu 2.9.5 64-bit2967+19
−19		(+81)5 − 9
(+1−5=8)		35.7%
5.0 / 14
0.0%
+2
= = = 0 = = = 0 0 1 0 0 = =
–   Hiarcs 142962+10
−10		(+76)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−67
0 =
–   Hakkapeliitta 3.0 64-bit2955+12
−12		(+69)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
0.0%
+226
= 1
–   chess22k 1.9 64-bit2952+22
−22		(+66)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
−26
1 = 0 0
–   Wasp 2.6 64-bit2948+13
−13		(+62)7 − 11
(+2−6=10)		38.9%
7.0 / 18
0.0%
0
= 0 0 = = 1 1 0 = 0 = = 0 = = 0 = =
–   Deep Sjeng c't 20102941+10
−10		(+55)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−88
0 =
–   chess22k 1.8 64-bit2931+21
−21		(+45)11.5 − 24.5
(+5−18=13)
31.9%
11.5 / 36
0.0%
−72
= 0 0 1 = 0 0 = = 1 0 = = 1 0 0 0 0 = = 0 = 0 0 = 0 0 = 0 1 0 0 = 0 = 1
–   Crafty 25.2 64-bit2931+11
−11		(+45)3.5 − 2.5
(+2−1=3)		58.3%
3.5 / 6
0.0%
+90
= 1 = 0 = 1
–   Hannibal 1.3 32-bit2930+17
−17		(+44)4.5 − 7.5
(+2−5=5)		37.5%
4.5 / 12
0.0%
−29
0 = 1 0 1 = 0 = = = 0 0
–   Winter 0.6 64-bit2927+18
−18		(+41)8.5 − 23.5
(+4−19=9)
26.6%
8.5 / 32
0.0%
−123
0 0 0 = 0 1 0 0 = 0 0 0 = 0 0 = 0 0 0 = = = 0 1 0 1 = 0 1 0 = 0
–   Amoeba 2.8 64-bit2927+13
−13		(+41)15 − 21
(+8−14=14)
41.7%
15.0 / 36
0.0%
−13
= 0 1 = 0 = = 1 1 0 0 1 = 0 1 = 1 0 = = 0 0 = 0 0 1 0 0 0 = = 0 1 = = =
–   Pirarucu 2.6.1 64-bit2926+20
−20		(+40)10 − 10
(+6−6=8)		50.0%
10.0 / 20
0.0%
+35
0 1 1 1 0 1 0 1 0 = 0 = 1 = 0 = = = = =
–   Bobcat 8.0 64-bit2924+13
−13		(+38)3 − 3
(+2−2=2)		50.0%
3.0 / 6
0.0%
+30
1 0 1 0 = =
–   Cheng 4.39 64-bit2922+11
−11		(+36)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−107
= 0
–   Dirty CUCUMBER 64-bit2919+13
−13		(+33)13.5 − 18.5
(+7−12=13)
42.2%
13.5 / 32
0.0%
−17
= = 0 0 0 1 = = 0 1 1 = = = 0 0 0 = 1 1 0 = 0 1 0 = = = = 1 0 0
–   Deep Junior 13.3 64-bit2918+16
−16		(+32)1 − 1
(+0−0=2)		50.0%
1.0 / 2
0.1%
+32
= =
–   Spike 1.4 Leiden2915+8
−8		(+29)9.5 − 8.5
(+7−6=5)		52.8%
9.5 / 18
0.0%
+44
0 = 1 1 = 1 = 0 1 = 0 1 1 1 0 0 = 0
–   Deuterium 2018.1.35.514 64-bit2914+13
−13		(+28)26 − 24
(+16−14=20)
52.0%
26.0 / 50
0.2%
+44
0 0 = = = 1 = 0 = 1 = = 0 0 = 1 1 1 0 1 = 1 1 0 1 1 0 = = = = 0 = = = = 1 1 1 1 = 1 0 0 = 0 0 1 = 0
–   Demolito 2018-03-01 64-bit2911+17
−17		(+25)9 − 15
(+4−10=10)		37.5%
9.0 / 24
1.1%
−51
0 0 0 = = = = = 1 0 0 1 = 0 0 = 0 1 0 0 = 1 = =
–   Deep Junior 13.3 32-bit2909+15
−15		(+23)6 − 6
(+2−2=8)		50.0%
6.0 / 12
1.3%
+23
1 0 = 0 = = = = 1 = = =
–   RubiChess 1.2.1 64-bit2908+19
−19		(+22)14 − 20
(+8−14=12)
41.2%
14.0 / 34
2.8%
−35
0 0 1 = 1 = = = 0 0 0 1 = = = = 0 0 = = 0 1 = 0 = 1 0 1 0 0 0 1 0 1
–   Quazar 0.4 64-bit2906+10
−10		(+20)2 − 4
(+0−2=4)		33.3%
2.0 / 6
1.2%
−69
0 = = = 0 =
–   Toga II 4.0 64-bit2905+13
−13		(+19)14 − 12
(+7−5=14)		53.8%
14.0 / 26
2.5%
+44
1 = = 0 = 1 1 = 1 1 1 = 0 = = = = 0 = 1 = = = = 0 0
–   Rybka 1.1 64-bit2904+21
−21		(+18)4 − 8
(+2−6=4)		33.3%
4.0 / 12
8.2%
−90
= 1 0 0 0 0 1 = 0 = 0 =
–   Amoeba 2.7 64-bit2903+13
−14		(+17)6 − 8
(+4−6=4)		42.9%
6.0 / 14
3.9%
−25
1 1 = 0 0 1 1 0 = 0 = 0 = 0
–   Atlas 3.91 64-bit2902+14
−14		(+16)14 − 10
(+8−4=12)		58.3%
14.0 / 24
4.8%
+68
= = 1 = = 0 1 1 = = = 0 = = = 1 1 1 = 0 = 1 1 0
–   chess22k 1.7 64-bit2900+22
−22		(+14)1 − 3
(+0−2=2)		25.0%
1.0 / 4
14.8%
−136
= = 0 0
–   Protector 1.4.0 64-bit2900+14
−14		(+14)2.5 − 9.5
(+1−8=3)		20.8%
2.5 / 12
7.6%
−203
= 0 1 0 0 0 0 0 = 0 = 0
–   Hiarcs 13.22896+11
−10		(+10)7 − 5
(+5−3=4)		58.3%
7.0 / 12
13.2%
+65
1 = 1 0 = 1 0 = 1 1 = 0
–   EXchess 7.97b 64-bit2894+13
−13		(+8)5 − 11
(+2−8=6)		31.3%
5.0 / 16
19.4%
−112
0 = 0 = 0 0 = 0 0 0 = 0 = = 1 1
–   Spark 1.0 64-bit2893+12
−12		(+7)3 − 1
(+2−0=2)		75.0%
3.0 / 4
22.4%
+157
= = 1 1
–   Demolito 2017-08-26 64-bit2891+20
−20		(+5)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
35.2%
+72
= 1 = =
–   Ethereal 8.62 64-bit2885+24
−24		(−1)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
51.5%
+29
=
–   Godel 5.5.1 64-bit2876+17
−17		(−10)19.5 − 12.5
(+15−8=9)
60.9%
19.5 / 32
80.4%
+64
= = 1 = 1 1 1 0 1 = 0 = 1 = 1 1 0 0 0 0 = 1 1 0 = 1 0 1 1 = 1 1
–   Thinker 5.4d Inert 64-bit2865+16
−15		(−21)3 − 1
(+2−0=2)		75.0%
3.0 / 4
97.5%
+121
= 1 = 1
–   The Baron 3.44 64-bit2865+14
−14		(−21)17 − 15
(+10−8=14)
53.1%
17.0 / 32
98.5%
0
= = 0 = = 0 = 1 = 0 0 1 1 1 1 1 0 1 = 1 = 0 1 0 = = = = = = 1 0
–   Stockfish 1.5.1 32-bit2864+15
−15		(−22)6.5 − 5.5
(+4−3=5)		54.2%
6.5 / 12
98.1%
+8
= = 1 0 1 0 0 = 1 = 1 =
–   Lc0 0.19.1 w11248 64-bit2864+35
−35		(−22)3 − 1
(+3−1=0)		75.0%
3.0 / 4
87.1%
+212
0 1 1 1
–   Gaviota 1.0 64-bit2860+11
−11		(−26)3 − 1
(+3−1=0)		75.0%
3.0 / 4
99.7%
+210
1 1 0 1
–   Dirty 30Apr2017 64-bit2857+14
−15		(−29)17 − 15
(+9−7=16)
53.1%
17.0 / 32
99.8%
−8
0 1 0 1 = 0 = 1 = = = 1 1 = 0 = 0 1 = = 0 = = 1 = 1 = 0 1 = = =
–   Zappa Mexico II 64-bit2854+10
−10		(−32)4 − 0
(+4−0=0)		100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   Tucano 7.06 64-bit2853+20
−20		(−33)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
99.6%
+250
1 1 1 =
–   Pirarucu 2.3.8 64-bit2852+22
−22		(−34)6.5 − 5.5
(+5−4=3)		54.2%
6.5 / 12
99.5%
−6
0 1 = = 0 1 0 = 1 1 0 1
–   Naum 3 32-bit2850+18
−17		(−36)7.5 − 4.5
(+4−1=7)		62.5%
7.5 / 12
99.9%
+30
0 1 = 1 = = = 1 = 1 = =
–   DisasterArea 1.65 64-bit2849+13
−13		(−37)8 − 8
(+5−5=6)		50.0%
8.0 / 16
100.0%
−34
= 0 = 0 1 = 1 = 0 = 0 1 1 0 1 =
–   Thinker 5.4c Inert 32-bit2849+13
−13		(−37)9.5 − 2.5
(+7−0=5)		79.2%
9.5 / 12
100.0%
+151
1 1 1 1 1 = = = = 1 1 =
–   Nemo 1.0.1 64-bit2848+12
−12		(−38)7 − 5
(+6−4=2)		58.3%
7.0 / 12
100.0%
+20
1 0 1 1 1 0 0 0 = 1 = 1
–   Andscacs 0.70 64-bit2847+27
−27		(−39)6.5 − 5.5
(+5−4=3)		54.2%
6.5 / 12
99.4%
−7
1 0 1 = 0 1 1 = 0 1 = 0
–   Tornado 8.0 64-bit2843+13
−13		(−43)5.5 − 6.5
(+3−4=5)		45.8%
5.5 / 12
100.0%
−63
= = 0 1 = 0 0 1 = 1 = 0
–   The Baron 3.41 64-bit2838+22
−22		(−48)7.5 − 4.5
(+7−4=1)		62.5%
7.5 / 12
100.0%
+56
1 0 0 = 1 0 1 1 0 1 1 1
–   The Baron 3.43 64-bit2838+24
−24		(−48)13 − 6
(+10−3=6)		68.4%
13.0 / 19
100.0%
+75
= 0 1 1 1 1 = 1 = = 0 = = 0 1 1 1 1 1
–   Marvin 3.2.0 64-bit2838+16
−16		(−48)14 − 6
(+9−1=10)		70.0%
14.0 / 20
100.0%
+74
= 1 1 = = 1 1 0 = = 1 1 = = = 1 1 1 = =
–   Fruit Reloaded 3.2.1 64-bit2837+13
−13		(−49)7.5 − 4.5
(+7−4=1)		62.5%
7.5 / 12
100.0%
+50
0 1 0 = 1 0 1 1 0 1 1 1
–   Zappa Mexico 64-bit2834+15
−15		(−52)8 − 4
(+6−2=4)		66.7%
8.0 / 12
100.0%
+61
0 1 = 1 1 1 = = 0 = 1 1
–   Tucano 7.00 64-bit2826+19
−19		(−60)9 − 7
(+5−3=8)		56.3%
9.0 / 16
100.0%
−22
= = 1 = 0 1 1 = = 1 = = 0 = 0 1
–   Zurichess Neuchatel 64-bit2826+14
−14		(−60)7.5 − 8.5
(+2−3=11)		46.9%
7.5 / 16
100.0%
−75
1 = 0 1 0 = = = = = = = = 0 = =
–   Murka 3 64-bit2824+12
−12		(−62)7 − 5
(+3−1=8)		58.3%
7.0 / 12
100.0%
−14
= = = = 0 1 1 = = = 1 =
–   Tucano 7.05 64-bit2824+29
−29		(−62)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
100.0%
−129
= 0 = =
–   Tornado 7.0 64-bit2817+19
−19		(−69)7.5 − 4.5
(+4−1=7)		62.5%
7.5 / 12
100.0%
+2
1 = 1 = = 1 = = 1 = = 0
–   Godel 4.4.5 64-bit2815+18
−18		(−71)8.5 − 5.5
(+7−4=3)		60.7%
8.5 / 14
100.0%
+9
1 = 0 1 1 1 1 1 1 0 = = 0 0
–   GNU Chess 5.60 64-bit2812+16
−16		(−74)9 − 3
(+6−0=6)		75.0%
9.0 / 12
100.0%
+81
1 = 1 = 1 1 1 = 1 = = =
–   The Baron 3.42 64-bit2798+14
−14		(−88)24 − 11
(+15−2=18)
68.6%
24.0 / 35
100.0%
+22
1 1 1 = 1 1 = = = = = 1 1 = 0 1 1 1 = 0 1 = = = 1 1 = = = = = = = 1 1
–   Monolith 1.0 64-bit2797+13
−12		(−89)23 − 11
(+17−5=12)
67.6%
23.0 / 34
100.0%
+29
= 0 = = 0 1 = = = 0 0 1 1 1 = = = = 1 1 1 1 1 = 0 1 = 1 1 1 1 1 1 1
–   Rhetoric 1.4.3 64-bit2795+12
−12		(−91)8.5 − 3.5
(+6−1=5)		70.8%
8.5 / 12
100.0%
+41
1 1 1 1 1 = = 0 1 = = =
–   RuyDos 1.1.9 64-bit2793+15
−15		(−93)21.5 − 10.5
(+14−3=15)
67.2%
21.5 / 32
100.0%
+14
= 1 = 1 = 1 1 = = = 1 1 = 1 = = = 1 1 1 = 1 = = = 0 0 1 = 1 0 1
–   Marvin 3.1.0 64-bit2792+21
−21		(−94)12 − 8
(+6−2=12)		60.0%
12.0 / 20
100.0%
−41
= 1 = 1 = = = 1 = = 1 = 1 1 = 0 0 = = =
–   Loop 13.6 (Loop 2007) 64-bit2790+16
−16		(−96)7 − 5
(+4−2=6)		58.3%
7.0 / 12
100.0%
−46
0 1 1 = 1 1 = = = 0 = =
–   RuyDos 1.1.0 64-bit2786+24
−24		(−100)6 − 2
(+5−1=2)		75.0%
6.0 / 8
100.0%
+87
= 1 1 1 = 1 1 0
–   Octochess r5506 64-bit2785+15
−15		(−101)4.5 − 3.5
(+2−1=5)		56.3%
4.5 / 8
100.0%
−69
= = 1 0 1 = = =
–   RuyDos 1.1.6 64-bit2783+17
−17		(−103)24.5 − 13.5
(+17−6=15)
64.5%
24.5 / 38
100.0%
−11
0 = 1 0 1 1 = = 0 0 1 1 = = 1 1 = 1 1 1 = 1 = 1 1 1 1 0 1 = = = = = 0 1 = =
–   RubiChess 1.1 64-bit2775+20
−20		(−111)6 − 2
(+4−0=4)		75.0%
6.0 / 8
100.0%
+39
= = 1 = 1 1 = 1
–   Winter 0.3 64-bit2764+25
−25		(−122)10 − 4
(+7−1=6)		71.4%
10.0 / 14
100.0%
+8
1 1 1 = 1 0 1 = 1 = 1 = = =
–   Godel 4.0.7 64-bit2759+19
−19		(−127)6 − 6
(+4−4=4)		50.0%
6.0 / 12
100.0%
−127
= 1 1 = 1 = 1 0 = 0 0 0
–   Cheese 2.0 64-bit2754+14
−14		(−132)22 − 10
(+15−3=14)
68.8%
22.0 / 32
100.0%
−15
= = = 1 1 = = 0 = 1 1 = 1 1 = = = 1 1 1 1 1 0 = 1 = = = 0 1 1 1
–   Carballo 1.7 64-bit2737+14
−14		(−149)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+141
1 = 1 1
–   Arminius 2018-12-23 64-bit2730+14
−14		(−156)23.5 − 8.5
(+20−5=7)
73.4%
23.5 / 32
100.0%
+19
1 = 1 1 = 1 0 1 = 1 0 0 0 1 0 1 1 1 1 1 = 1 1 1 1 1 = = = 1 1 1
–   Devel 2.00002725+14
−14		(−161)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+129
1 1 = 1
–   ProDeo 2.22723+17
−17		(−163)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
−5
= 1 = 1
–   GreKo 2018.08 64-bit2717+21
−21		(−169)4.5 − 1.5
(+3−0=3)		75.0%
4.5 / 6
100.0%
−21
1 = 1 = = 1
–   GreKo 2018 64-bit2709+13
−13		(−177)30.5 − 9.5
(+25−4=11)
76.3%
30.5 / 40
100.0%
+10
0 1 = 0 1 = = = 1 1 1 1 = = 1 = 1 1 1 1 1 = 1 = 1 1 1 1 = 1 0 0 1 1 = 1 1 1 1 1
1606 games: 467 wins, 489 losses, 650 draws (40.5%), score: 49.3%

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Rating changes with played games

Created in 2005-2013 by CCRL team
Last games added on March 28, 2020