CCRL 40/4
Downloads and Statistics
January 13, 2018
Testing summary:
Total: 1'626'652 games
played by 1'934 programs
21844 CPU days (X2 4600+)

White wins: 635'703 (39.1%)
Black wins: 517'026 (31.8%)
Draws: 473'923 (29.1%)
White score: 53.6%

Engine Details

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Show each game results
Colossus 2007a (2558+16
−16
)Quote
Author: Martin Bryant (England)
This is one of the 8 Colossus versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Rybka 1.0 64-bit2852+15
−14
(+294)4 − 28
(+0−24=8)
12.5%
4.0 / 32
0.0%
+5
0 0 0 0 0 = 0 0 = 0 = 0 = = = 0 0 0 0 0 = 0 = 0 0 0 0 0 0 0 0 0
–   Rybka 1.0 32-bit2792+13
−13
(+234)6 − 26
(+2−22=8)
18.8%
6.0 / 32
0.0%
+1
0 0 0 0 = 0 0 0 0 = 0 0 = = 0 = 0 0 = 0 1 0 0 = 0 0 0 0 0 1 0 =
–   Toga II 1.2.1a 32-bit2762+9
−9
(+204)7 − 25
(+3−21=8)
21.9%
7.0 / 32
0.0%
−2
= = 0 0 0 0 0 0 0 = = 0 0 0 1 0 1 = = 1 0 = 0 0 0 0 0 0 0 0 = 0
–   Strelka 1.0b 32-bit2739+17
−17
(+181)6 − 26
(+2−22=8)
18.8%
6.0 / 32
0.0%
−50
= 0 = 0 = 0 1 0 0 0 0 0 = = 0 0 = 0 0 0 0 = 0 0 0 0 0 0 0 = 1 0
–   Spike 1.2 Turin2731+6
−6
(+173)13 − 19
(+9−15=8)
40.6%
13.0 / 32
0.0%
+106
= 0 = 0 0 0 1 0 0 1 1 0 1 1 0 = = = 1 0 0 0 = = 0 = 1 0 1 1 0 0
–   Naum 2.0 32-bit2700+8
−8
(+142)9.5 − 22.5
(+4−17=11)
29.7%
9.5 / 32
0.0%
+6
= = 0 0 1 = = = 0 = 0 0 1 0 0 1 0 0 0 0 0 0 = 1 = 0 = = 0 = 0 0
–   Naum 2.0 64-bit2694+11
−11
(+136)11 − 21
(+6−16=10)
34.4%
11.0 / 32
0.0%
+28
= 1 0 1 = = 0 0 0 = = 0 0 0 0 = 0 0 1 = = = 1 1 0 1 0 0 0 0 0 =
–   Glaurung 1.2.1 32-bit2657+10
−10
(+99)6.5 − 25.5
(+3−22=7)
20.3%
6.5 / 32
0.0%
−128
0 0 0 0 0 0 0 1 = 1 0 0 0 1 0 0 0 = 0 0 = 0 = 0 0 0 0 = = 0 0 =
–   Glaurung 1.2.1 64-bit2656+15
−14
(+98)12.5 − 19.5
(+8−15=9)
39.1%
12.5 / 32
0.0%
+22
0 1 = 0 0 1 = 1 = 1 = = 0 1 0 0 0 = 0 0 0 0 0 = 1 1 0 = 0 1 0 =
–   Bright 0.2a2646+27
−27
(+88)11.5 − 16.5
(+6−11=11)
41.1%
11.5 / 28
0.0%
+29
1 = 0 1 0 1 0 = = = 0 = 0 = 0 0 0 0 = 1 = = 1 0 = 1 0 =
–   Scorpio 1.912641+12
−13
(+83)12.5 − 19.5
(+10−17=5)
39.1%
12.5 / 32
0.0%
−2
1 1 = 1 0 0 0 0 = 1 1 0 0 0 0 0 0 0 1 = 0 1 0 0 0 1 = = 0 1 0 1
–   Alaric 7042618+15
−15
(+60)10.5 − 21.5
(+5−16=11)
32.8%
10.5 / 32
0.0%
−54
= 1 0 0 1 0 0 = = = 1 0 = 1 0 = 0 0 0 0 0 0 = 0 1 0 0 = = = = 0
–   Slow Chess Blitz WV2.12616+6
−6
(+58)12.5 − 19.5
(+7−14=11)
39.1%
12.5 / 32
0.0%
−13
1 = 1 = 0 0 = = 0 0 1 0 0 1 1 1 0 = = 0 = 0 0 0 0 = = = 1 0 = 0
–   Delfi 5.12615+12
−12
(+57)21.5 − 42.5
(+13−34=17)
33.6%
21.5 / 64
0.0%
−56
1 0 0 = 0 1 1 0 0 0 0 0 1 0 0 1 0 = 0 0 = = 1 = 0 0 0 = 0 1 0 0 = = 1 = 0 = 0 = 0 = 0 = 0 0 0 0 = 0 1 1 = 0 0 = 0 0 = 0 1 1 1 0
–   Frenzee 3.0 64-bit2615+14
−14
(+57)13 − 19
(+8−14=10)
40.6%
13.0 / 32
0.0%
−9
1 = 0 1 1 0 = = 0 = 0 0 0 = = = 0 0 1 1 1 = 1 0 0 1 0 0 0 0 = =
–   WildCat 72606+10
−10
(+48)32.5 − 31.5
(+26−25=13)
50.8%
32.5 / 64
0.0%
+54
= 0 = 0 1 0 0 = 1 1 1 = 0 0 1 0 0 = 0 0 0 0 = = 0 1 1 0 1 1 0 1 1 1 = 1 1 = = 1 0 1 0 1 0 0 1 1 0 1 1 = 0 1 1 0 = 0 0 = 0 1 1 1
–   Pharaon 3.5.12604+7
−7
(+46)11 − 21
(+6−16=10)
34.4%
11.0 / 32
0.0%
−60
0 0 0 0 0 = 1 0 = 0 0 = = 0 = = 0 0 0 0 1 0 = 1 0 1 0 = 1 = = 1
–   Zappa 1.1 64-bit2604+11
−11
(+46)14.5 − 17.5
(+9−12=11)
45.3%
14.5 / 32
0.0%
+17
1 1 = 1 0 0 = 1 = = 0 1 = 1 1 1 = = 1 0 0 = 0 0 = 0 0 0 0 0 = =
–   List 5.122592+10
−11
(+34)12.5 − 19.5
(+6−13=13)
39.1%
12.5 / 32
0.0%
−33
= 0 0 0 = 0 0 0 1 0 = 0 0 1 1 1 = = = 1 = = 0 = = = 1 = 0 0 = 0
–   Ruffian 1.0.52586+8
−8
(+28)16.5 − 15.5
(+9−8=15)
51.6%
16.5 / 32
0.1%
+38
0 = = = 1 1 = 0 0 = 1 = 0 = 1 = = = 0 1 0 = = 0 = 1 = 1 1 0 = 1
–   Chiron 0.8.72583+18
−18
(+25)14.5 − 17.5
(+11−14=7)
45.3%
14.5 / 32
1.9%
−6
= = 0 0 0 0 0 0 = = = 0 = 1 1 0 0 0 1 1 1 1 1 0 0 1 0 0 1 1 = 1
–   SOS 5.12577+8
−8
(+19)17.5 − 14.5
(+12−9=11)
54.7%
17.5 / 32
1.6%
+50
0 1 = = 1 1 1 0 1 0 1 = 0 = 0 0 1 0 = 1 0 1 = = = 1 1 = = 1 0 =
–   Pseudo 0.7c2576+8
−8
(+18)20.5 − 11.5
(+16−7=9)
64.1%
20.5 / 32
2.5%
+114
1 = 1 = 1 0 1 1 1 0 = 0 1 = 1 0 1 1 1 = 1 1 1 0 0 = = = 0 1 = 1
–   Aristarch 4.502567+7
−8
(+9)14 − 18
(+8−12=12)
43.8%
14.0 / 32
16.3%
−31
0 0 = = 0 = 0 = 1 1 = 1 = = 0 0 1 0 1 1 1 0 = 0 0 0 0 = = = = 1
–   Petir 4.392566+10
−10
(+8)18 − 14
(+14−10=8)
56.3%
18.0 / 32
21.7%
+54
1 = 1 1 1 0 1 = = 0 1 0 0 0 1 = 1 = 1 0 0 = 1 1 1 0 0 0 = 1 1 =
–   Booot 4.13.12564+13
−13
(+6)10 − 22
(+5−17=10)
31.3%
10.0 / 32
28.0%
−120
0 0 0 = 0 = 0 0 0 0 = 0 1 = 0 1 = 0 = = 1 = 0 1 0 0 0 0 = 0 1 =
–   Jonny 2.83 32-bit2552+11
−11
(−6)17 − 15
(+12−10=10)
53.1%
17.0 / 32
75.1%
+15
= 0 = 1 1 1 0 0 0 = 1 = 1 = 0 = 1 0 1 0 = 0 1 1 = = 0 1 0 1 = 1
–   Ktulu 4.22545+11
−11
(−13)17 − 15
(+14−12=6)
53.1%
17.0 / 32
91.7%
+11
1 0 0 1 0 0 1 = = 0 1 1 1 1 1 = 0 0 1 1 1 0 1 0 = = 0 = 0 1 1 0
–   Anaconda 2.0.12545+10
−10
(−13)17 − 15
(+13−11=8)
53.1%
17.0 / 32
93.1%
+9
= 1 1 0 0 0 = 1 0 = 1 1 1 0 1 = = = 0 0 1 0 1 1 1 = 0 0 = 1 1 0
–   The Baron 1.8.12545+14
−14
(−13)17.5 − 14.5
(+15−12=5)
54.7%
17.5 / 32
90.0%
+23
0 1 1 1 1 1 0 1 0 1 1 0 0 1 0 = 1 0 0 1 = 1 0 1 1 = 1 0 = 0 = 0
–   Crafty 21.5 64-bit2544+13
−13
(−14)13.5 − 18.5
(+10−15=7)
42.2%
13.5 / 32
92.6%
−71
1 1 0 0 0 1 1 1 1 0 1 = 0 0 = 0 = = 0 0 = 0 = 0 0 1 1 = 0 0 1 0
–   Fritz 5.322540+13
−13
(−18)15.5 − 16.5
(+11−12=9)
48.4%
15.5 / 32
96.5%
−31
0 1 = 0 1 1 0 1 = = 0 1 1 1 = 1 = = 0 0 = 0 0 1 0 = = 1 1 0 0 0
–   SmarThink 0.17a2537+10
−10
(−21)18 − 14
(+13−9=10)
56.3%
18.0 / 32
99.0%
+21
1 = = 0 0 = 0 1 1 0 1 = 0 0 1 1 1 = = 0 = 0 = = 0 1 1 1 1 1 = 1
–   Ufim 8.022537+7
−7
(−21)21.5 − 10.5
(+14−3=15)
67.2%
21.5 / 32
99.3%
+85
= 1 = = 1 1 0 = 1 = 0 = 1 = 1 1 1 = = = = 1 1 1 0 1 = = 1 1 = =
–   Thinker 4.7a2536+11
−11
(−22)13.5 − 18.5
(+6−11=15)
42.2%
13.5 / 32
99.1%
−72
= 0 = 1 = = 0 0 = = 0 0 0 1 = = = = 0 0 = = = 0 = 0 0 1 = 1 1 1
–   Fritz 6 Light2535+15
−15
(−23)14.5 − 17.5
(+8−11=13)
45.3%
14.5 / 32
98.6%
−54
= 0 1 = 0 = 0 = 0 = = 0 = 0 = = 0 = 0 = 1 = 0 0 1 1 0 1 1 1 = 1
–   Movei 00.8.4032533+16
−16
(−25)17 − 15
(+12−10=10)
53.1%
17.0 / 32
98.9%
−1
0 1 1 1 = 1 = 0 0 1 0 0 1 1 = = = 0 1 1 0 0 1 1 = 1 0 = = = = 0
–   AnMon 5.602517+12
−12
(−41)20.5 − 11.5
(+15−6=11)
64.1%
20.5 / 32
100.0%
+53
1 0 = = 1 1 = = = = = 1 = 1 0 1 0 1 1 1 1 = 1 = 1 1 0 0 1 1 = 0
–   Little Goliath Evolution 3.122507+7
−7
(−51)35.5 − 28.5
(+25−18=21)
55.5%
35.5 / 64
100.0%
−11
0 0 1 0 0 1 = 1 1 0 1 0 = 1 1 1 1 0 0 0 = 1 = 0 = 1 1 1 1 = = 1 0 0 = = = = 1 1 = 1 1 0 0 = 0 = 1 = 1 = = 0 1 1 1 = 0 0 1 = = =
–   Trace 1.37a2505+8
−8
(−53)19.5 − 12.5
(+13−6=13)
60.9%
19.5 / 32
100.0%
+17
= 1 = 1 0 0 1 0 = 1 0 = 1 = 0 = 1 = 1 1 = 1 1 1 0 = = 1 1 = = =
–   Yace 0.99.872505+8
−8
(−53)22 − 10
(+18−6=8)
68.8%
22.0 / 32
100.0%
+77
0 = 1 1 1 0 1 = 1 1 1 1 1 = 1 1 1 = 1 = 1 0 = 1 1 = 0 = 0 1 0 1

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
Colossus 2007a
played with current
participants of this list
Represented by
1-2-CPU    384Colossus 2008b
32-bit    480Colossus 2008b
32-bit 1-2-CPU    480Colossus 2008b
32-bit single-CPU    480Colossus 2008b
All    384Colossus 2008b
Free    480Colossus 2008b
Free 1-2-CPU    480Colossus 2008b
Free 32-bit    640Colossus 2008b
Free 32-bit 1-2-CPU    640Colossus 2008b
Free 32-bit single-CPU    640Colossus 2008b
Free single-CPU    480Colossus 2008b
Single-CPU    384Colossus 2008b

Created in 2005-2013 by CCRL team
Last games added on January 13, 2018