CCRL 40/15
Downloads and Statistics
April 4, 2020
Testing summary:
Total: 1'134'104 games
played by 2'636 programs

White wins: 392'217 (34.6%)
Black wins: 290'683 (25.6%)
Draws: 451'204 (39.8%)
White score: 54.5%

Engine Details

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Colossus 2007b (2519+33
−33
)Quote
Author: Martin Bryant (England)
This is one of the 8 Colossus versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Strelka 1.0b 32-bit2750+28
−28
(+231)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+231
= =
–   Hiarcs X54 32-bit2731+32
−32
(+212)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Glaurung 2 epsilon/5 32-bit2697+27
−27
(+178)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Fruit 2.12695+25
−25
(+176)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   CM10th Lazarus2661+23
−23
(+142)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−14
0 =
–   Scorpio 1.812644+34
−34
(+125)1 − 2
(+0−1=2)
33.3%
1.0 / 3
0.0%
+29
0 = =
–   Alaric 7042644+32
−32
(+125)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−16
0 = = 0
–   Amoeba 1.2 64-bit2640+23
−23
(+121)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.0%
−5
= 0 = 1 0 = 0 0 0 =
–   CM10th Guardian2639+26
−26
(+120)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+120
0 1
–   Delfi 5.22636+21
−21
(+117)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−25
0 =
–   CM10th Warrior2634+25
−25
(+115)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+115
0 1
–   CM10th Default2632+14
−15
(+113)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+113
0 1
–   Delfi 5.12629+25
−26
(+110)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−46
= 0
–   Chess Tiger 2007 Gambit2628+29
−29
(+109)0.5 − 5.5
(+0−5=1)
8.3%
0.5 / 6
0.0%
−246
0 0 0 0 = 0
–   Glaurung 1.1 32-bit2626+33
−33
(+107)1 − 2
(+0−1=2)
33.3%
1.0 / 3
0.0%
+25
0 = =
–   Andscacs 0.62u 64-bit2616+32
−32
(+97)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
0.0%
+132
= 0 0 1 0 1 = 1 1 =
–   Alaric 0702b2606+26
−26
(+87)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Arminius 2015-08-06 64-bit2604+20
−20
(+85)3.5 − 6.5
(+3−6=1)
35.0%
3.5 / 10
0.0%
−33
= 0 0 0 0 1 0 1 1 0
–   The Baron 1.8.12592+23
−23
(+73)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Petir 4.392589+20
−20
(+70)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+70
1 0
–   Booot 4.13.12587+28
−28
(+68)3 − 3
(+2−2=2)
50.0%
3.0 / 6
0.1%
+60
0 = 1 1 0 =
–   Zappa 1.1 32-bit2582+29
−29
(+63)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.2%
−79
= 0
–   RedQueen 0.9.8 32-bit2577+22
−22
(+58)4 − 6
(+3−5=2)
40.0%
4.0 / 10
0.2%
−10
= 1 0 0 = 0 1 0 0 1
–   SOS 5.12564+13
−13
(+45)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
0.7%
−46
= = 0 0 = 0 0 = 1 =
–   BugChess2 1.5.22563+29
−29
(+44)3 − 1
(+2−0=2)
75.0%
3.0 / 4
2.5%
+174
1 = 1 =
–   Zurichess Glarus 64-bit2559+27
−27
(+40)3 − 3
(+2−2=2)
50.0%
3.0 / 6
3.2%
+40
= 1 0 = 0 1
–   ProDeo 1.2 Mx42557+35
−35
(+38)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
5.8%
−19
0 0 1 = 0 1
–   Sloppy 0.1.12552+33
−33
(+33)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
8.3%
−48
0 1 = 0
–   Thinker 4.7a2546+30
−30
(+27)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
12.0%
−115
0 =
–   Crafty 21.5 32-bit2542+32
−32
(+23)1 − 3
(+0−2=2)
25.0%
1.0 / 4
15.9%
−126
0 0 = =
–   Booot 4.13.02528+32
−32
(+9)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
35.7%
−132
0 =
–   Movei 00.8.4032526+32
−32
(+7)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
38.4%
+163
= 1
–   Twisted Logic 0.099x2524+33
−33
(+5)5 − 3
(+4−2=2)
62.5%
5.0 / 8
41.6%
+93
1 = 0 = 1 1 1 0
–   Twisted Logic 0.080b262522+34
−34
(+3)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
44.6%
+60
0 1 0 1 = 1
–   Sloppy 0.1.02521+30
−30
(+2)4 − 6
(+2−4=4)
40.0%
4.0 / 10
46.1%
−61
0 0 1 = 0 1 = = = 0
–   Ufim 8.002520+32
−32
(+1)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
48.2%
−140
= 0
–   Nimzo 82513+27
−28
(−6)2 − 2
(+2−2=0)
50.0%
2.0 / 4
60.0%
−6
1 0 0 1
–   Frenzee 1.12512+32
−32
(−7)0 − 2
(+0−2=0)
0.0%
0.0 / 2
61.5%
−INF
0 0
–   Arasan 10.0 32-bit2510+33
−33
(−9)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
64.1%
−113
1 0 0 =
–   Crafty 20.13 32-bit2510+33
−33
(−9)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
64.4%
−165
= 0
–   Crafty 20.11 32-bit2502+33
−34
(−17)1 − 1
(+1−1=0)
50.0%
1.0 / 2
76.2%
−17
0 1
–   Booot 4.12.02485+33
−33
(−34)1 − 1
(+1−1=0)
50.0%
1.0 / 2
92.6%
−34
1 0
–   Trace 1.362484+20
−20
(−35)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
96.4%
−117
0 = 1 0
–   KnightX 1.97a 64-bit2484+27
−27
(−35)8.5 − 3.5
(+5−0=7)
70.8%
8.5 / 12
95.2%
+83
1 1 = 1 = 1 1 = = = = =
–   Zurichess Geneva 64-bit2484+26
−26
(−35)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
95.2%
+1
= = 0 = 1 1 0 1
–   SpiderChess 0706032482+21
−21
(−37)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
97.1%
+14
= = 0 1 = 1
–   Matacz 1.32478+25
−25
(−41)4 − 2
(+2−0=4)
66.7%
4.0 / 6
97.6%
+41
= = 1 = = 1
–   Shield 1.2 64-bit2474+26
−26
(−45)6.5 − 1.5
(+6−1=1)
81.3%
6.5 / 8
98.4%
+214
1 1 0 1 = 1 1 1
–   Trace 1.37a2471+18
−18
(−48)8.5 − 3.5
(+7−2=3)
70.8%
8.5 / 12
99.4%
+107
1 = 0 = 0 1 1 = 1 1 1 1
–   Quark 2.352469+18
−18
(−50)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
99.6%
+92
1 =
–   Booot 4.11.12464+33
−33
(−55)2 − 2
(+1−1=2)
50.0%
2.0 / 4
99.1%
−44
1 0 = =
–   Betsabe II 1.662463+22
−22
(−56)9 − 1
(+9−1=0)
90.0%
9.0 / 10
99.7%
+372
1 1 1 1 1 1 1 1 1 0
–   DanaSah 3.632428+27
−27
(−91)2 − 4
(+0−2=4)
33.3%
2.0 / 6
100.0%
−179
= = = 0 = 0
–   Kiwi 0.6d 32-bit2419+19
−19
(−100)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−242
0 =
–   PostModernist 10162418+18
−18
(−101)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+133
0 1 1 1
–   Hermann 2.02408+29
−29
(−111)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
100.0%
−52
0 1 = = = 1
–   Homer 2.02406+40
−40
(−113)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−113
1 0
–   Delphil 1.82399+28
−28
(−120)2 − 2
(+2−2=0)
50.0%
2.0 / 4
100.0%
−120
1 1 0 0
–   Gosu 0.162398+18
−18
(−121)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+113
1 0 1 1
–   DanaSah 2.732389+32
−32
(−130)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
−31
= 1 0 = 1 1 0 1 1 =
–   Comet B682383+19
−19
(−136)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−146
1 0 = =
–   Hamsters 0.22381+33
−33
(−138)2 − 2
(+2−2=0)
50.0%
2.0 / 4
100.0%
−152
1 0 0 1
–   Alfil 7.62374+33
−33
(−145)1 − 1
(+0−0=2)
50.0%
1.0 / 2
100.0%
−145
= =
–   Pupsi 0.192367+34
−34
(−152)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+121
1 1 = 1
–   Tytan 9.32 32-bit2347+28
−28
(−172)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   Ifrit m1.6 32-bit2344+32
−32
(−175)6 − 2
(+4−0=4)
75.0%
6.0 / 8
100.0%
−25
= 1 1 = 1 1 = =
–   GarboChess 0.212216+34
−34
(−303)8.5 − 0.5
(+8−0=1)
94.4%
8.5 / 9
100.0%
+117
1 1 1 1 1 1 = 1 1

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Created in 2005-2013 by CCRL team
Last games added on April 4, 2020