CCRL Blitz
Downloads and Statistics
April 17, 2021
Testing summary:
Total: 2'506'279 games
played by 2'984 programs

White wins: 963'662 (38.4%)
Black wins: 771'889 (30.8%)
Draws: 770'728 (30.8%)
White score: 53.8%

Engine Details

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Show each game results
Colossus 2008b#153‑154  (2641+7
−7		)Quote
Author: Martin Bryant (England)
This is one of the 8 Colossus versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Fizbo 2 64-bit3247+7
−7		(+606)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
0 0
–   Equinox 3.20 64-bit3155+18
−17		(+514)1 − 9
(+0−8=2)		10.0%
1.0 / 10
0.0%
+185
0 0 = 0 0 = 0 0 0 0
–   Xiphos 0.3 64-bit3136+14
−14		(+495)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+464
=
–   Arasan 20.5 64-bit3060+13
−13		(+419)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   SmarThink 1.98 64-bit3045+7
−8		(+404)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Critter 0.80 64-bit2990+21
−20		(+349)3 − 29
(+1−27=4)
9.4%
3.0 / 32
0.0%
−17
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 = 0 0 0
–   Nemorino 2.00 64-bit2984+12
−12		(+343)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+373
=
–   Rybka 2.3.2a 64-bit2977+8
−8		(+336)2 − 30
(+1−29=2)
6.3%
2.0 / 32
0.0%
−122
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 0 0 0 0
–   Critter 0.70 64-bit2973+18
−18		(+332)2.5 − 29.5
(+0−27=5)
7.8%
2.5 / 32
0.0%
−41
= 0 0 0 0 = 0 0 0 0 0 = 0 = 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 =
–   Komodo 1.2 64-bit2966+12
−12		(+325)6 − 26
(+2−22=8)
18.8%
6.0 / 32
0.0%
+91
0 0 0 = 0 0 0 0 0 0 1 = 0 = 0 1 0 0 = 0 = = 0 0 0 0 = = 0 0 0 0
–   SlowChess Blitz Classic 1.4 64-bit2963+21
−21		(+322)0 − 4
(+0−4=0)		0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Amoeba 2.8 64-bit2952+13
−13		(+311)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
0 0
–   Cheng 4.39 64-bit2942+8
−8		(+301)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Gull 1.0a 64-bit2938+12
−12		(+297)4 − 28
(+1−25=6)
12.5%
4.0 / 32
0.0%
−9
= = = 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 = 0 0 = = 0 0 0
–   Crafty 25.2 64-bit2933+10
−11		(+292)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Deep Sjeng c't 20102925+14
−14		(+284)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   iCE 2.0 64-bit2924+12
−12		(+283)3.5 − 11.5
(+3−11=1)		23.3%
3.5 / 15
0.0%
+55
0 0 0 0 0 1 1 0 0 1 = 0 0 0 0
–   Spike 1.4 Leiden2919+7
−6		(+278)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+247
=
–   DiscoCheck 5.2.1 64-bit2913+8
−8		(+272)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
0 0
–   Thinker 5.4c Inert 64-bit2883+9
−8		(+242)4 − 26
(+1−23=6)
13.3%
4.0 / 30
0.0%
−54
0 0 0 0 1 0 0 0 0 = 0 0 0 0 0 0 0 = 0 = 0 0 0 0 = 0 0 = 0 =
–   Spark 0.4 64-bit2882+11
−11		(+241)8.5 − 23.5
(+6−21=5)
26.6%
8.5 / 32
0.0%
+56
0 0 0 0 0 0 0 0 0 = 0 0 = 0 = 1 0 0 0 0 0 1 1 1 0 = 0 = 0 1 1 0
–   Atlas 3.80 64-bit2874+10
−10		(+233)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+202
=
–   Gaviota 1.0 64-bit2871+8
−7		(+230)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
+72
0 =
–   Pirarucu 2.3.8 64-bit2865+19
−19		(+224)1 − 0
(+1−0=0)		100.0%
1.0 / 1
0.0%
+INF
1
–   Dirty 30Apr2017 64-bit2864+21
−21		(+223)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Hannibal 1.0a 64-bit2861+14
−14		(+220)5 − 25
(+3−23=4)
16.7%
5.0 / 30
0.0%
−60
0 0 0 0 = 1 = 0 0 = 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 = 0 0
–   Nemo 1.0.1 64-bit2857+7
−7		(+216)6 − 26
(+2−22=8)
18.8%
6.0 / 32
0.0%
−15
= 0 0 0 0 0 0 0 0 = 0 = 1 0 = 0 0 = 0 0 = = 1 0 = 0 0 0 0 0 0 0
–   Protector 1.3.5 64-bit2855+15
−14		(+214)8 − 22
(+3−17=10)
26.7%
8.0 / 30
0.0%
+56
= 1 0 = = = 1 = 0 0 0 0 0 0 = 0 0 0 0 0 0 0 = = = 1 0 0 0 =
–   Spark 0.3 64-bit2844+10
−10		(+203)9 − 23
(+5−19=8)
28.1%
9.0 / 32
0.0%
+46
0 0 0 = 0 = = 0 1 = 1 0 0 1 0 1 0 0 0 0 0 = 0 = 0 0 = = 0 1 0 0
–   Onno 0.12.0 64-bit2844+17
−17		(+203)7 − 25
(+3−21=8)
21.9%
7.0 / 32
0.0%
−6
0 0 0 = 0 0 = = 0 = 0 = 0 0 1 0 0 = 0 0 0 1 0 = 0 0 0 1 0 = 0 0
–   MinkoChess 1.2 64-bit2842+13
−14		(+201)6 − 26
(+0−20=12)
18.8%
6.0 / 32
0.0%
−10
0 0 = 0 = 0 = 0 = 0 0 = = 0 0 = 0 0 = 0 0 = = 0 = 0 0 0 = 0 0 0
–   Onno 1.1.1 64-bit2837+12
−12		(+196)6.5 − 25.5
(+1−20=11)
20.3%
6.5 / 32
0.0%
−5
= 0 0 = 0 0 = 0 = = 0 0 0 0 0 = = = 0 0 = = 0 0 0 0 0 0 = 1 0 0
–   Onno 1.0 64-bit2830+17
−17		(+189)9 − 23
(+2−16=14)
28.1%
9.0 / 32
0.0%
+52
= 0 0 1 0 = = = = 0 0 0 = 1 = 0 0 = 0 = 0 0 0 0 0 0 = = = = 0 =
–   Toga II 1.4.1SE2823+9
−9		(+182)7.5 − 22.5
(+3−18=9)
25.0%
7.5 / 30
0.0%
+9
0 0 0 = = 0 1 = = 0 0 0 = 1 = 0 = 1 = 0 0 0 0 0 0 0 0 = 0 0
–   Octochess r5506 64-bit2819+13
−13		(+178)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Winter 0.4a 64-bit2812+22
−22		(+171)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+201
=
–   RuyDos 1.1.6 64-bit2798+14
−14		(+157)0 − 1
(+0−1=0)		0.0%
0.0 / 1
0.0%
−INF
0
–   Lc0 0.20.1 w36089 64-bit2797+20
−19		(+156)8.5 − 22.5
(+6−20=5)
27.4%
8.5 / 31
0.0%
−18
0 0 = 0 0 0 0 0 0 0 1 1 0 0 0 1 0 = 0 1 0 0 0 = 0 1 0 = 0 = 1
–   Critter 0.52 64-bit2794+22
−21		(+153)8 − 24
(+5−21=6)
25.0%
8.0 / 32
0.0%
−38
0 0 = 1 0 0 = 0 1 0 0 0 1 0 0 = = 0 0 0 0 0 1 0 0 0 0 = = 0 1 0
–   Fruit 05/11/032792+14
−14		(+151)11.5 − 20.5
(+5−14=13)
35.9%
11.5 / 32
0.0%
+62
0 = = = 0 0 1 = 1 0 = 0 0 = 0 0 1 0 = 0 = 0 0 1 = 0 1 = 0 = = =
–   Booot 5.02784+15
−15		(+143)6.5 − 23.5
(+3−20=7)
21.7%
6.5 / 30
0.0%
−69
0 0 0 0 0 = 0 0 = 0 0 0 0 1 0 0 0 = = 0 = 0 0 0 1 0 1 = 0 =
–   Fruit 2.32782+14
−14		(+141)8.5 − 25.5
(+2−19=13)
25.0%
8.5 / 34
0.0%
−22
0 0 0 0 = = 0 0 0 = 0 0 0 = = = = 0 0 = 1 0 = 0 0 0 1 0 = 0 = = = 0
–   Crafty 23.4 64-bit2781+12
−12		(+140)8.5 − 23.5
(+6−21=5)
26.6%
8.5 / 32
0.0%
−41
0 1 0 0 0 1 = <