CCRL 40/4
Downloads and Statistics
August 19, 2019
Testing summary:
Total: 2'086'250 games
played by 2'425 programs
28072 CPU days (X2 4600+)

White wins: 810'164 (38.8%)
Black wins: 655'242 (31.4%)
Draws: 620'844 (29.8%)
White score: 53.7%

Engine Details

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Show each game results
Scorpio 2.8 64-bit (2901+15
−15		)Quote
Author: Daniel Shawul (Ethiopia) Link: WBEC
This is one of the 22 Scorpio versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Houdini 6 64-bit3444+7
−7		(+543)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Fizbo 2 64-bit3247+8
−8		(+346)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+315
=
–   Chiron 4 64-bit3164+7
−7		(+263)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Vajolet2 2.7 64-bit3127+16
−15		(+226)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Nemorino 5.00 64-bit3117+11
−11		(+216)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+246
=
–   Rybka 4.1 64-bit3108+6
−6		(+207)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
+87
= 0
–   Laser 1.5 64-bit3094+12
−13		(+193)15.5 − 34.5
(+8−27=15)
31.0%
15.5 / 50
0.0%
+59
= 1 0 = = 0 1 = 0 0 = 1 0 1 = 0 0 0 0 0 0 0 = 0 0 0 0 0 0 0 1 0 = = = 1 = 0 = = 0 0 1 1 = = 0 0 0 0
–   Protector 1.9.0 64-bit3084+7
−7		(+183)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Senpai 2.0 64-bit3083+9
−9		(+182)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   iCE 3.0 64-bit3080+7
−7		(+179)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
0 0
–   Xiphos 0.2 64-bit3061+13
−13		(+160)14.5 − 34.5
(+7−27=15)
29.6%
14.5 / 49
0.0%
+17
0 = 0 = 0 = 1 = 1 = = 0 0 = 1 0 1 0 = 0 0 0 0 0 = 0 1 0 = 0 0 0 = 0 0 = 0 = 0 1 = 0 1 = 0 0 0 0 0
–   Arasan 20.5 64-bit3059+13
−13		(+158)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Pedone 1.7 64-bit3052+12
−12		(+151)10.5 − 39.5
(+5−34=11)
21.0%
10.5 / 50
0.0%
−68
0 0 = = 0 0 = 0 0 0 0 0 0 0 0 0 1 0 0 0 = = 0 = 0 0 = 0 0 0 0 = 0 0 0 0 = 1 0 0 0 0 0 = 1 0 1 1 = 0
–   Sting SF 9 64-bit3049+51
−50		(+148)12.5 − 37.5
(+4−29=17)
25.0%
12.5 / 50
0.0%
−19
0 0 0 1 = = 1 = 1 0 0 0 0 = 0 0 = 0 = 0 = 0 = 0 0 = 0 0 0 0 = 0 0 = 0 0 = 0 0 = = = = 0 1 0 0 = 0 0
–   ChessBrainVB 3.723047+19
−19		(+146)8.5 − 23.5
(+6−21=5)
26.6%
8.5 / 32
0.0%
−38
0 = = = 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 = 0 0 1 1 0 0 1 0 0 0 =
–   Defenchess 1.1f 64-bit3046+11
−11		(+145)11 − 39
(+3−31=16)
22.0%
11.0 / 50
0.0%
−48
0 0 = 0 0 = = 0 0 = 0 0 0 = = = 0 0 0 0 0 = 0 0 0 0 = = = = = = 0 0 0 0 0 1 1 0 0 0 0 = 0 0 = 0 1 0
–   Ethereal 9.30 64-bit3042+25
−25		(+141)6.5 − 23.5
(+2−19=9)
21.7%
6.5 / 30
0.0%
−61
0 0 1 0 0 0 = 0 0 0 0 0 0 = 0 = = = 0 = 0 = 0 0 0 0 0 = 1 =
–   Vajolet2 2.5 64-bit3039+13
−13		(+138)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   SmarThink 1.98 64-bit3036+10
−10		(+135)11 − 41
(+6−36=10)
21.2%
11.0 / 52
0.0%
−89
1 1 0 = 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 = 0 = 0 1 0 0 0 0 0 0 0 = 0 = 0 0 = = 0 0 = 0 = 0 0 0 0 0 1 0 0 =
–   Naum 4.6 64-bit3032+7
−8		(+131)19 − 31
(+11−23=16)
38.0%
19.0 / 50
0.0%
+50
= 0 1 = = 0 1 1 0 = 0 0 0 = 0 = = = = = 0 0 = 1 0 0 = 0 1 0 1 = 0 0 0 0 0 0 = 0 = 1 1 1 0 0 1 = 1 0
–   Hakkapeliitta TCEC v2 64-bit3022+10
−10		(+121)23 − 27
(+15−19=16)
46.0%
23.0 / 50
0.0%
+91
= = 0 0 = 0 1 0 0 0 0 1 = 1 = = = 0 = 0 1 1 1 1 = 0 0 0 0 = 1 = 0 1 = 0 = 0 = 1 0 1 0 1 = 0 1 1 1 =
–   Winter 0.6 64-bit 4CPU3001+23
−23		(+100)11 − 35
(+4−28=14)
23.9%
11.0 / 46
0.0%
−82
0 = 0 0 0 = 0 = = = 0 0 1 0 0 0 = = 0 1 0 1 0 1 0 = = 0 0 = 0 0 = = 0 0 = 0 0 0 0 = 0 0 0 0
–   ChessBrainVB 3.682984+29
−29		(+83)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+52
=
–   Ethereal 9.00 64-bit2983+18
−18		(+82)21 − 29
(+12−20=18)
42.0%
21.0 / 50
0.0%
+31
= 0 = 0 0 1 = = 1 0 = = 0 = 0 = 0 0 = 0 0 = 0 = 0 0 0 0 0 1 1 0 1 0 1 = 1 0 0 1 1 = 1 1 1 = = = = =
–   Amoeba 3.0 64-bit2974+16
−16		(+73)11 − 29
(+6−24=10)
27.5%
11.0 / 40
0.0%
−89
= 0 0 0 = 0 0 0 1 = 0 = 1 0 0 0 0 0 = 0 0 0 0 = = = 0 1 = 1 0 0 0 1 0 0 1 = 0 0
–   RubiChess 1.3 64-bit2969+19
−19		(+68)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   chess22k 1.9 64-bit2968+15
−16		(+67)19.5 − 28.5
(+11−20=17)
40.6%
19.5 / 48
0.0%
+5
= = 1 = 1 = 0 1 0 0 1 0 = 0 = 0 = = = 1 0 0 0 0 = = 0 0 = 1 0 0 1 = = 0 = 0 1 = 1 1 0 0 1 0 = 0
–   Bobcat 8.0 64-bit2958+10
−10		(+57)1 − 1
(+1−1=0)		50.0%
1.0 / 2
0.0%
+26
1 0
–   Demolito 2018-03-01 64-bit2957+14
−14		(+56)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+25
=
–   Amoeba 2.8 64-bit2952+13
−13		(+51)17 − 23
(+12−18=10)
42.5%
17.0 / 40
0.0%
0
0 1 0 0 1 1 1 0 0 0 = 1 0 0 0 0 1 = 0 1 0 0 = = 0 0 1 = 1 0 0 0 = = = 1 = 1 = 1
–   Deuterium 2018.1.35.514 64-bit2951+15
−15		(+50)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Amoeba 2.7 64-bit2938+14
−14		(+37)10 − 17
(+5−12=10)		37.0%
10.0 / 27
0.0%
−50
0 = 0 = 0 = = 0 = 1 = = 1 1 = 0 0 0 = 0 0 1 = 0 0 1 0
–   Pirarucu 2.6.1 64-bit2933+16
−16		(+32)17.5 − 14.5
(+11−8=13)
54.7%
17.5 / 32
0.2%
+67
= = = 1 1 0 1 1 = 0 = 1 = = = 0 = 0 0 0 = 1 0 1 = 1 = 1 1 1 = 0
–   Crafty 25.2 64-bit2932+10
−10		(+31)18.5 − 31.5
(+10−23=17)
37.0%
18.5 / 50
0.0%
−57
0 0 = 0 0 0 = 0 = 1 0 1 = = = 0 = = = 0 = 0 0 = = 0 1 0 1 1 0 = 0 0 0 0 0 = 1 = 1 0 1 0 = 1 0 0 = 1
–   Spark 1.0 64-bit2927+7
−7		(+26)2 − 0
(+2−0=0)		100.0%
2.0 / 2
0.1%
+INF
1 1
–   Deep Sjeng c't 20102925+14
−15		(+24)14.5 − 12.5
(+11−9=7)		53.7%
14.5 / 27
1.4%
+50
= = 0 0 1 = 0 0 1 0 1 1 = 1 1 1 0 0 1 1 = = 0 = 0 1 1
–   Atlas 3.91 64-bit2924+13
−13		(+23)28 − 23
(+21−16=14)
54.9%
28.0 / 51
1.0%
+56
1 1 0 = = = = 1 1 0 1 1 = 1 1 0 0 = = 1 1 = = = 0 0 0 1 1 = 1 = 1 0 1 0 = 0 0 1 1 0 = 1 1 1 1 0 0 0 0
–   Spike 1.4 Leiden2921+7
−7		(+20)26.5 − 24.5
(+17−15=19)
52.0%
26.5 / 51
1.0%
+34
= 0 1 = = 1 = = 1 = 0 = 0 = = = 0 1 1 0 1 0 = 0 1 0 1 = 0 = 1 0 0 = 0 = = = 1 = = 1 1 0 1 1 0 1 0 1 1
–   Rodent III 0.232 64-bit2913+20
−20		(+12)21 − 30
(+12−21=18)
41.2%
21.0 / 51
16.9%
−43
1 = = 0 0 = 0 = 1 0 1 0 0 0 0 = = 1 = 1 = = 1 = 1 1 0 0 1 = = 0 1 = 1 1 0 = = 0 0 0 0 0 0 0 0 = = 0 =
–   EXchess 7.97b 64-bit2912+12
−11		(+11)27 − 25
(+16−14=22)
51.9%
27.0 / 52
12.7%
+23
0 = = = = 1 = 1 = 1 = 1 1 1 0 = 1 = 0 = 0 = 0 0 = 0 0 0 = = 0 = = = 1 1 1 1 0 1 = = = 1 0 1 = 0 0 1 = 1
–   Demolito 2017-08-26 64-bit2910+14
−14		(+9)13.5 − 13.5
(+9−9=9)		50.0%
13.5 / 27
19.3%
+5
1 1 = 0 1 1 = 1 0 0 0 = = = = 1 1 1 0 0 = 1 = 0 0 = 0
–   Quazar 0.4 64-bit2900+7
−7		(−1)16 − 11
(+12−7=8)		59.3%
16.0 / 27
58.4%
+63
= 0 0 = 0 1 0 = 1 = 0 1 1 = 0 1 1 1 = = 1 1 1 0 1 1 =
–   Zurichess Neuchatel 64-bit2900+10
−10		(−1)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
56.3%
+29
=
–   Thinker 5.4d Inert 64-bit2885+8
−8		(−16)13 − 13
(+8−8=10)		50.0%
13.0 / 26
97.3%
−14
1 = 1 0 0 = 1 0 = = 1 = 0 0 = 1 0 1 = 0 = = = 1 0 1
–   Scorpio 2.7.9 64-bit2884+21
−21		(−17)25.5 − 24.5
(+10−9=31)
51.0%
25.5 / 50
90.9%
−11
= 1 = = = = = = = = 1 = = = = 0 1 = 1 0 = 0 = = 1 = = 1 1 = = = 0 = = = 1 0 0 0 1 0 = = = = 0 = = 1
–   Deuterium 14.3.34.130 64-bit2882+9
−9		(−19)13.5 − 13.5
(+9−9=9)		50.0%
13.5 / 27
98.4%
−19
= = = 0 0 = 0 = = 1 0 0 1 0 0 1 1 = 1 1 1 0 = = 1 0 1
–   Murka 3 64-bit2881+8
−8		(−20)25 − 25
(+16−16=18)
50.0%
25.0 / 50
99.0%
−17
1 1 1 1 = = 0 = 1 = 1 = 1 1 1 = 0 = 1 1 0 0 1 0 = = = 0 1 0 0 0 = 1 0 0 0 = 0 0 1 = 0 = = 0 = = 1 =
–   Fruit Reloaded 3.2.1 64-bit2872+15
−15		(−29)30.5 − 19.5
(+20−9=21)
61.0%
30.5 / 50
99.7%
+37
= = 0 = = 1 = 1 0 = = 1 1 1 1 1 1 1 1 = = 1 1 1 = 0 1 = 1 1 = = = 1 = 0 = = = = 0 0 1 0 = 1 0 1 = 0
–   Gaviota 1.0 64-bit2872+8
−8		(−29)19.5 − 7.5
(+15−3=9)		72.2%
19.5 / 27
100.0%
+122
1 1 1 = = 1 1 1 = 0 1 = 1 1 1 = 0 1 1 = 1 = 1 = 0 1 =
–   Tucano 7.00 64-bit2871+16
−16		(−30)14 − 13
(+8−7=12)		51.9%
14.0 / 27
99.7%
−21
= 0 = 1 1 = 1 = 0 = = 0 = 0 0 1 1 1 = 0 1 0 = = = = 1
–   Pirarucu 2.3.8 64-bit2865+19
−19		(−36)0 − 1
(+0−1=0)		0.0%
0.0 / 1
99.9%
−INF
0
–   DisasterArea 1.65 64-bit2864+11
−11		(−37)18.5 − 9.5
(+13−4=11)		66.1%
18.5 / 28
100.0%
+65
= = 0 = = 1 1 1 = = 1 1 1 1 1 1 = = 1 0 = = = 1 0 1 1 0
–   Dirty 30Apr2017 64-bit2864+21
−21		(−37)0 − 1
(+0−1=0)		0.0%
0.0 / 1
99.8%
−INF
0
–   Nemo 1.0.1 64-bit2856+7
−7		(−45)15 − 14
(+10−9=10)		51.7%
15.0 / 29
100.0%
−34
= = 1 0 = 0 0 1 0 1 = 1 0 1 = = = 1 0 1 = 1 = 0 0 = 1 1 0
–   Scorpio 2.8.5 MCTS 64-bit2814+23
−22		(−87)25 − 15
(+17−7=16)
62.5%
25.0 / 40
100.0%
−7
0 1 = 1 = 1 1 0 1 1 0 = = = = = 1 = 1 1 1 1 = = = 1 0 1 1 = 0 1 0 = = 1 = 0 = 1
–   Rhetoric 1.4.3 64-bit2804+9
−9		(−97)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+46
= 1
–   Marvin 3.1.0 64-bit2792+17
−17		(−109)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Ktulu 92781+8
−8		(−120)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   RubiChess 1.1 64-bit2779+14
−14		(−122)17.5 − 6.5
(+15−4=5)		72.9%
17.5 / 24
100.0%
+47
= = 0 = 1 1 0 1 1 1 1 = = 1 1 1 0 1 0 1 1 1 1 1
–   Bright 0.5c2772+8
−8		(−129)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Frenzee 3.5.19 64-bit2768+8
−8		(−133)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Cheese 2.0 64-bit2768+16
−16		(−133)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Pawny 1.2 64-bit2767+10
−10		(−134)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−103
=
–   Twisted Logic 20100131x 64-bit2766+10
−10		(−135)0 − 1
(+0−1=0)		0.0%
0.0 / 1
100.0%
−INF
0
–   Bison 9.11 64-bit2761+9
−10		(−140)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+3
= 1
–   Gogobello 1.4 64-bit2754+13
−13		(−147)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−116
=
–   Arminius 2018-12-23 64-bit2754+16
−16		(−147)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Chronos 1.9.9 64-bit2739+8
−7		(−162)1 − 1
(+0−0=2)		50.0%
1.0 / 2
100.0%
−131
= =
–   Cheese 1.9 64-bit2731+12
−12		(−170)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Alaric 7072663+7
−6		(−238)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Donna 4.0 64-bit2650+13
−13		(−251)1 − 1
(+1−1=0)		50.0%
1.0 / 2
100.0%
−220
0 1
–   WildCat 82623+7
−7		(−278)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   DanaSah 7.32616+15
−15		(−285)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Slow Chess Blitz WV2.12614+6
−6		(−287)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−256
=
–   Rotor 0.82612+10
−10		(−289)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Ruffian 2.1.02609+9
−9		(−292)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−322
=
–   GreKo 2018.05 64-bit2609+25
−25		(−292)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Aristarch 4.502565+7
−7		(−336)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   JikChess 0.02 64-bit2522+12
−12		(−379)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Pepito 1.59.2 64-bit2521+10
−11		(−380)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Dorky 4.5 64-bit2504+14
−14		(−397)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−366
=
–   Bruja 1.9.1 64-bit2490+10
−10		(−411)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Nemeton 1.512420+16
−16		(−481)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Tigran 2.4n 64-bit2346+11
−11		(−555)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Robocide 20170718 64-bit2236+14
−14		(−665)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Mango Paola Ajedrez 1.02184+12
−12		(−717)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
1518 games: 403 wins, 612 losses, 503 draws (33.1%), score: 43.1%

Rating changes by day

Rating changes with played games

Created in 2005-2013 by CCRL team
Last games added on August 19, 2019