CCRL 40/40
Downloads and Statistics
July 19, 2019
Testing summary:
Total: 1'068'538 games
played by 2'502 programs
146028 CPU days (X2 4600+)

White wins: 371'241 (34.7%)
Black wins: 276'263 (25.9%)
Draws: 421'034 (39.4%)
White score: 54.4%

Engine Details

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Colossus 2007b (2514+34
−34
)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
(+236)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+236
= =
–   Hiarcs X54 32-bit2730+32
−32
(+216)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Glaurung 2 epsilon/5 32-bit2696+27
−27
(+182)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Fruit 2.12694+25
−25
(+180)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   CM10th Lazarus2654+23
−23
(+140)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−16
0 =
–   Scorpio 1.812644+36
−36
(+130)1 − 2
(+0−1=2)
33.3%
1.0 / 3
0.0%
+34
0 = =
–   Alaric 7042643+32
−32
(+129)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−12
= = 0 0
–   Amoeba 1.2 64-bit2640+24
−24
(+126)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.0%
0
0 = 0 0 = 1 0 = = 0
–   CM10th Guardian2638+26
−26
(+124)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+124
1 0
–   Delfi 5.22636+21
−21
(+122)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−20
0 =
–   CM10th Warrior2633+25
−25
(+119)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+119
1 0
–   CM10th Default2632+15
−15
(+118)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+118
0 1
–   Chess Tiger 2007 Gambit2628+29
−29
(+114)0.5 − 5.5
(+0−5=1)
8.3%
0.5 / 6
0.0%
−241
0 0 = 0 0 0
–   Delfi 5.12628+25
−26
(+114)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−42
0 =
–   Glaurung 1.1 32-bit2625+33
−32
(+111)1 − 2
(+0−1=2)
33.3%
1.0 / 3
0.0%
+29
0 = =
–   Andscacs 0.62u 64-bit2615+32
−32
(+101)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
0.0%
+136
= 0 0 1 0 1 = 1 1 =
–   Alaric 0702b2605+26
−26
(+91)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Arminius 2015-08-06 64-bit2604+20
−19
(+90)3.5 − 6.5
(+3−6=1)
35.0%
3.5 / 10
0.0%
−28
= 0 0 0 0 1 0 1 1 0
–   Petir 4.392592+20
−20
(+78)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+78
0 1
–   The Baron 1.8.12591+23
−23
(+77)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   Booot 4.13.12587+28
−28
(+73)3 − 3
(+2−2=2)
50.0%
3.0 / 6
0.1%
+65
0 1 1 0 = =
–   Zappa 1.1 32-bit2581+29
−29
(+67)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.2%
−75
= 0
–   RedQueen 0.9.8 32-bit2576+22
−22
(+62)4 − 6
(+3−5=2)
40.0%
4.0 / 10
0.1%
−6
0 0 = 0 1 0 0 1 = 1
–   SOS 5.12563+13
−13
(+49)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
0.4%
−42
0 = 1 = 0 = 0 = = 0
–   BugChess2 1.5.22562+29
−29
(+48)3 − 1
(+2−0=2)
75.0%
3.0 / 4
1.6%
+178
1 = 1 =
–   Zurichess Glarus 64-bit2558+27
−27
(+44)3 − 3
(+2−2=2)
50.0%
3.0 / 6
2.2%
+44
0 = 0 1 = 1
–   ProDeo 1.2 Mx42556+35
−35
(+42)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
4.3%
−15
1 0 = 0 0 1
–   Sloppy 0.1.12550+33
−33
(+36)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
6.7%
−45
0 1 = 0
–   Thinker 4.7a2544+30
−30
(+30)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
9.5%
−112
= 0
–   Crafty 21.5 32-bit2542+32
−32
(+28)1 − 3
(+0−2=2)
25.0%
1.0 / 4
11.9%
−121
0 0 = =
–   Booot 4.13.02526+32
−32
(+12)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
30.3%
−129
0 =
–   Movei 00.8.4032525+32
−32
(+11)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
32.1%
+167
= 1
–   Twisted Logic 0.099x2523+33
−33
(+9)5 − 3
(+4−2=2)
62.5%
5.0 / 8
35.7%
+97
1 0 1 1 = = 1 0
–   Twisted Logic 0.080b262521+34
−34
(+7)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
38.5%
+64
1 0 0 1 = 1
–   Sloppy 0.1.02521+30
−30
(+7)4 − 6
(+2−4=4)
40.0%
4.0 / 10
38.5%
−56
1 = = = 0 0 0 1 = 0
–   Arasan 10.0 32-bit2520+34
−34
(+6)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
39.7%
−98
1 0 0 =
–   Ufim 8.002519+32
−32
(+5)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
41.4%
−136
= 0
–   Nimzo 82513+27
−28
(−1)2 − 2
(+2−2=0)
50.0%
2.0 / 4
52.9%
−1
1 0 1 0
–   Frenzee 1.12510+33
−33
(−4)0 − 2
(+0−2=0)
0.0%
0.0 / 2
56.9%
−INF
0 0
–   Crafty 20.13 32-bit2507+33
−33
(−7)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
61.8%
−163
= 0
–   Crafty 20.11 32-bit2500+34
−34
(−14)1 − 1
(+1−1=0)
50.0%
1.0 / 2
72.5%
−14
0 1
–   Booot 4.12.02483+34
−34
(−31)1 − 1
(+1−1=0)
50.0%
1.0 / 2
89.9%
−31
0 1
–   Trace 1.362482+20
−20
(−32)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
94.8%
−114
1 0 0 =
–   Zurichess Geneva 64-bit2481+27
−27
(−33)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
93.5%
+3
= = 0 = 1 1 0 1
–   SpiderChess 0706032480+21
−22
(−34)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
95.5%
+17
= = 1 = 1 0
–   Matacz 1.32477+25
−25
(−37)4 − 2
(+2−0=4)
66.7%
4.0 / 6
96.1%
+45
1 = = = = 1
–   Shield 1.2 64-bit2472+26
−26
(−42)6.5 − 1.5
(+6−1=1)
81.3%
6.5 / 8
97.4%
+217
1 1 0 1 = 1 1 1
–   Trace 1.37a2471+18
−18
(−43)8.5 − 3.5
(+7−2=3)
70.8%
8.5 / 12
98.7%
+112
1 1 = 1 = 0 = 1 1 0 1 1
–   Quark 2.352467+18
−18
(−47)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
99.3%
+95
1 =
–   Betsabe II 1.662462+22
−22
(−52)9 − 1
(+9−1=0)
90.0%
9.0 / 10
99.5%
+376
1 1 1 1 1 1 1 1 1 0
–   Booot 4.11.12458+33
−33
(−56)2 − 2
(+1−1=2)
50.0%
2.0 / 4
99.0%
−45
1 0 = =
–   DanaSah 3.632427+27
−27
(−87)2 − 4
(+0−2=4)
33.3%
2.0 / 6
100.0%
−175
0 = = 0 = =
–   PostModernist 10162419+18
−19
(−95)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+139
1 0 1 1
–   Kiwi 0.6d 32-bit2418+19
−19
(−96)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−238
0 =
–   Hermann 2.02408+29
−29
(−106)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
100.0%
−47
0 1 1 = = =
–   Homer 2.02405+40
−40
(−109)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−109
1 0
–   Delphil 1.82398+28
−28
(−116)2 − 2
(+2−2=0)
50.0%
2.0 / 4
100.0%
−116
1 0 1 0
–   Gosu 0.162395+18
−18
(−119)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+115
1 0 1 1
–   DanaSah 2.732387+32
−32
(−127)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
−28
= 1 0 = 1 1 0 1 1 =
–   Comet B682383+19
−19
(−131)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−141
0 = = 1
–   Hamsters 0.22382+33
−33
(−132)2 − 2
(+2−2=0)
50.0%
2.0 / 4
100.0%
−146
1 0 0 1
–   Alfil 7.62376+33
−33
(−138)1 − 1
(+0−0=2)
50.0%
1.0 / 2
100.0%
−138
= =
–   Pupsi 0.192366+34
−34
(−148)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+125
1 1 = 1
–   Tytan 9.32 32-bit2346+28
−28
(−168)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   Ifrit m1.6 32-bit2344+33
−33
(−170)6 − 2
(+4−0=4)
75.0%
6.0 / 8
100.0%
−20
= 1 1 = 1 1 = =
–   GarboChess 0.212215+35
−35
(−299)8.5 − 0.5
(+8−0=1)
94.4%
8.5 / 9
100.0%
+121
1 1 1 1 1 1 = 1 1

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