CCRL Blitz
Downloads and Statistics
November 28, 2020
Testing summary:
Total: 2'414'627 games
played by 2'866 programs

White wins: 929'714 (38.5%)
Black wins: 746'779 (30.9%)
Draws: 738'134 (30.6%)
White score: 53.8%

Engine Details

Options
Show each game results
Scorpio 2.8 64-bit (2903+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		(+541)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Fizbo 2 64-bit3248+7
−7		(+345)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+314
=
–   Chiron 4 64-bit3164+7
−7		(+261)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Vajolet2 2.7 64-bit3128+14
−15		(+225)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Nemorino 5.00 64-bit3116+9
−10		(+213)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+243
=
–   Rybka 4.1 64-bit3110+6
−6		(+207)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
+87
0 =
–   Laser 1.5 64-bit3095+13
−13		(+192)15.5 − 34.5
(+8−27=15)
31.0%
15.5 / 50
0.0%
+58
= 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-bit3088+7
−6		(+185)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Senpai 2.0 64-bit3085+8
−8		(+182)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   iCE 3.0 64-bit3081+7
−7		(+178)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
0 0
–   Xiphos 0.2 64-bit3062+13
−13		(+159)14.5 − 34.5
(+7−27=15)
29.6%
14.5 / 49
0.0%
+16
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-bit3060+13
−13		(+157)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Pedone 1.7 64-bit3053+13
−13		(+150)10.5 − 39.5
(+5−34=11)
21.0%
10.5 / 50
0.0%
−69
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+52
−50		(+146)12.5 − 37.5
(+4−29=17)
25.0%
12.5 / 50
0.0%
−21
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 3.723048+19
−19		(+145)8.5 − 23.5
(+6−21=5)
26.6%
8.5 / 32
0.0%
−39
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-bit3047+11
−11		(+144)11 − 39
(+3−31=16)
22.0%
11.0 / 50
0.0%
−49
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-bit3044+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 =
–   SmarThink 1.98 64-bit3044+8
−8		(+141)11 − 41
(+6−36=10)
21.2%
11.0 / 52
0.0%
−84
= 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
–   Vajolet2 2.5 64-bit3040+13
−13		(+137)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Naum 4.6 64-bit3031+7
−7		(+128)19 − 31
(+11−23=16)
38.0%
19.0 / 50
0.0%
+47
= 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-bit3020+8
−8		(+117)23 − 27
(+15−19=16)
46.0%
23.0 / 50
0.0%
+87
= = 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 4CPU3004+23
−23		(+101)11 − 35
(+4−28=14)
23.9%
11.0 / 46
0.0%
−81
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 3.682985+29
−29		(+82)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+51
=
–   Ethereal 9.00 64-bit2983+18
−18		(+80)21 − 29
(+12−20=18)
42.0%
21.0 / 50
0.0%
+29
= 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+15
−14		(+71)11 − 29
(+6−24=10)
27.5%
11.0 / 40
0.0%
−91
= 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
–   Bagatur 2.0 64-bit 4CPU2972+16
−16		(+69)38.5 − 52.5
(+24−38=29)
42.3%
38.5 / 91
0.0%
+16
1 1 = 0 = = 0 1 1 = 0 0 0 0 0 = 0 = 0 0 0 = 0 0 = 0 = 0 0 0 1 = 1 = 1 1 = = = = 0 = 0 0 1 1 0 = 1 0 = = 1 1 0 0 0 0 0 = = 1 = = 0 1 0 1 = 1 1 0 = 0 0 1 = = 1 1 = 0 1 0 = 0 1 0 1 0 0
–   RubiChess 1.3 64-bit2971+19
−19		(+68)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   chess22k 1.9 64-bit2969+15
−15		(+66)19.5 − 28.5
(+11−20=17)
40.6%
19.5 / 48
0.0%
+4
= = 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-bit2959+9
−9		(+56)1 − 1
(+1−1=0)		50.0%
1.0 / 2
0.0%
+25
0 1
–   Demolito 2018-03-01 64-bit2957+14
−14		(+54)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+23
=
–   Amoeba 2.8 64-bit2952+13
−13		(+49)17 − 23
(+12−18=10)
42.5%
17.0 / 40
0.0%
−2
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		(+48)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Amoeba 2.7 64-bit2938+14
−14		(+35)10 − 17
(+5−12=10)		37.0%
10.0 / 27
0.0%
−52
0 = 0 = 0 = = 0 = 1 = = 1 1 = 0 0 0 = 0 0 1 = 0 0 1 0
–   Pirarucu 2.6.1 64-bit2934+16
−16		(+31)17.5 − 14.5
(+11−8=13)
54.7%
17.5 / 32
0.2%
+66
= = = 1 1 0 1 1 = 0 = 1 = = = 0 = 0 0 0 = 1 0 1 = 1 = 1 1 1 = 0
–   Crafty 25.2 64-bit2933+11
−10		(+30)18.5 − 31.5
(+10−23=17)
37.0%
18.5 / 50
0.0%
−58
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
–   Deep Sjeng c't 20102926+14
−14		(+23)14.5 − 12.5
(+11−9=7)		53.7%
14.5 / 27
1.5%
+49
= = 0 0 1 = 0 0 1 0 1 1 = 1 1 1 0 0 1 1 = = 0 = 0 1 1
–   Spark 1.0 64-bit2926+7
−6		(+23)2 − 0
(+2−0=0)		100.0%
2.0 / 2
0.2%
+INF
1 1
–   Atlas 3.91 64-bit2923+10
−10		(+20)28 − 23
(+21−16=14)
54.9%
28.0 / 51
1.2%
+53
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 Leiden2919+6
−7		(+16)26.5 − 24.5
(+17−15=19)
52.0%
26.5 / 51
2.3%
+30
= 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
–   EXchess 7.97b 64-bit2916+10
−11		(+13)27 − 25
(+16−14=22)
51.9%
27.0 / 52
8.5%
+25
1 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 =
–   Rodent III 0.232 64-bit2914+20
−20		(+11)21 − 30
(+12−21=18)
41.2%
21.0 / 51
18.6%
−44
= 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
–   Demolito 2017-08-26 64-bit2911+14
−14		(+8)13.5 − 13.5
(+9−9=9)		50.0%
13.5 / 27
21.7%
+4
1 1 = 0 1 1 = 1 0 0 0 = = = = 1 1 1 0 0 = 1 = 0 0 = 0
–   Zurichess Neuchatel 64-bit2902+9
−9		(−1)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
57.7%
+29
=
–   Quazar 0.4 64-bit2901+7
−7		(−2)16 − 11
(+12−7=8)		59.3%
16.0 / 27
61.5%
+62
= 0 0 = 0 1 0 = 1 = 0 1 1 = 0 1 1 1 = = 1 1 1 0 1 1 =
–   Scorpio 2.7.9 64-bit2885+21
−21		(−18)25.5 − 24.5
(+10−9=31)
51.0%
25.5 / 50
92.1%
−12
= 1 = = = = = = = = 1 = = = = 0 1 = 1 0 = 0 = = 1 = = 1 1 = = = 0 = = = 1 0 0 0 1 0 = = = = 0 = = 1
–   Thinker 5.4d Inert 64-bit2885+8
−8		(−18)13 − 13
(+8−8=10)		50.0%
13.0 / 26
98.5%
−16
1 = 1 0 0 = 1 0 = = 1 = 0 0 = 1 0 1 = 0 = = = 1 0 1
–   Deuterium 14.3.34.130 64-bit2883+9
−9		(−20)13.5 − 13.5
(+9−9=9)		50.0%
13.5 / 27
99.0%
−20
= = = 0 0 = 0 = = 1 0 0 1 0 0 1 1 = 1 1 1 0 = = 1 0 1
–   Murka 3 64-bit2882+8
−8		(−21)25 − 25
(+16−16=18)
50.0%
25.0 / 50
99.5%
−18
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 =
–   Gaviota 1.0 64-bit2872+8
−8		(−31)19.5 − 7.5
(+15−3=9)		72.2%
19.5 / 27
100.0%
+120
1 1 1 = = 1 1 1 = 0 1 = 1 1 1 = 0 1 1 = 1 = 1 = 0 1 =
–   Tucano 7.00 64-bit2872+16
−16		(−31)14 − 13
(+8−7=12)		51.9%
14.0 / 27
99.8%
−22
= 0 = 1 1 = 1 = 0 = = 0 = 0 0 1 1 1 = 0 1 0 = = = = 1
–   Fruit Reloaded 3.2.1 64-bit2871+15
−15		(−32)30.5 − 19.5
(+20−9=21)
61.0%
30.5 / 50
99.9%
+34
= = 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
–   DisasterArea 1.65 64-bit2869+9
−9		(−34)18.5 − 9.5
(+13−4=11)		66.1%
18.5 / 28
100.0%
+68
0 = = 0 = = 1 1 1 = = 1 1 1 1 1 1 = = 1 0 = = = 1 0 1 1
–   Pirarucu 2.3.8 64-bit2865+19
−19		(−38)0 − 1
(+0−1=0)		0.0%
0.0 / 1
99.9%
−INF
0
–   Dirty 30Apr2017 64-bit2865+21
−21		(−38)0 − 1
(+0−1=0)		0.0%
0.0 / 1
99.9%
−INF
0
–   Nemo 1.0.1 64-bit2857+7
−7		(−46)15 − 14
(+10−9=10)		51.7%
15.0 / 29
100.0%
−35
0 = = 1 0 = 0 0 1 0 1 = 1 0 1 = = = 1 0 1 = 1 = 0 0 = 1 1
–   Scorpio 2.8.5 MCTS 64-bit2814+23
−22		(−89)25 − 15
(+17−7=16)
62.5%
25.0 / 40
100.0%
−9
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-bit2806+8
−8		(−97)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+46
= 1
–   Marvin 3.1.0 64-bit2793+17
−17		(−110)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Ktulu 92781+8
−8		(−122)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   RubiChess 1.1 64-bit2779+14
−14		(−124)17.5 − 6.5
(+15−4=5)		72.9%
17.5 / 24
100.0%
+45
= = 0 = 1 1 0 1 1 1 1 = = 1 1 1 0 1 0 1 1 1 1 1
–   Bright 0.5c2771+7
−8		(−132)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Cheese 2.0 64-bit2770+15
−15		(−133)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Frenzee 3.5.19 64-bit2769+7
−7		(−134)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Twisted Logic 20100131x 64-bit2767+10
−10		(−136)0 − 1
(+0−1=0)		0.0%
0.0 / 1
100.0%
−INF
0
–   Pawny 1.2 64-bit2766+9
−9		(−137)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−106
=
–   Bison 9.11 64-bit2760+9
−9		(−143)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
0
= 1
–   Gogobello 1.4 64-bit2755+13
−13		(−148)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−117
=
–   Arminius 2018-12-23 64-bit2755+13
−13		(−148)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Chronos 1.9.9 64-bit2739+7
−7		(−164)1 − 1
(+0−0=2)		50.0%
1.0 / 2
100.0%
−133
= =
–   Cheese 1.9 64-bit2731+12
−12		(−172)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Alaric 7072663+7
−6		(−240)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Donna 4.0 64-bit2650+13
−13		(−253)1 − 1
(+1−1=0)		50.0%
1.0 / 2
100.0%
−222
0 1
–   WildCat 82624+7
−7		(−279)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   DanaSah 7.32618+15
−15		(−285)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Slow Chess Blitz WV2.12615+6
−6		(−288)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−257
=
–   Rotor 0.82612+10
−10		(−291)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   GreKo 2018.05 64-bit2610+25
−25		(−293)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Ruffian 2.1.02609+8
−8		(−294)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−324
=
–   Aristarch 4.502568+7
−7		(−335)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   JikChess 0.02 64-bit2523+11
−12		(−380)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Pepito 1.59.2 64-bit2522+10
−10		(−381)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Dorky 4.5 64-bit2505+14
−14		(−398)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−367
=
–   Bruja 1.9.1 64-bit2490+9
−9		(−413)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Nemeton 1.512421+16
−16		(−482)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Tigran 2.4n 64-bit2344+10
−11		(−559)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Robocide 20170718 64-bit2235+14
−14		(−668)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Mango Paola Ajedrez 1.02187+11
−11		(−716)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
1609 games: 427 wins, 650 losses, 532 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 November 28, 2020