CCRL 40/40
Downloads and Statistics
April 21, 2018
Testing summary:
Total: 821'008 games
played by 2'134 programs
114427 CPU days (X2 4600+)

White wins: 281'674 (34.3%)
Black wins: 208'551 (25.4%)
Draws: 330'783 (40.3%)
White score: 54.5%

Engine Details

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Thinker 5.3b Passive 64-bit (2766+24
−24
)Quote
Author: Lance Perkins (Canada) Link: Homepage
This is one of the 15 Thinker versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Rybka 3 64-bit3049+12
−12
(+283)6 − 26
(+3−23=6)
18.8%
6.0 / 32
0.0%
+37
0 0 = = 1 = 0 0 = 0 0 0 0 0 = 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 =
–   Naum 3.1 64-bit2861+18
−18
(+95)10 − 22
(+3−15=14)
31.3%
10.0 / 32
0.0%
−25
0 = = = 0 0 0 = 0 1 0 0 = = 0 = 0 = 0 = 1 = 0 1 0 = 0 = 0 0 = =
–   Zappa Mexico II 64-bit2857+10
−10
(+91)11.5 − 20.5
(+6−15=11)
35.9%
11.5 / 32
0.0%
−2
= 0 0 = 1 0 = 1 = 0 0 0 0 0 0 0 = 1 0 0 0 = 1 = 1 = 1 = = 0 = 0
–   Deep Shredder 11 64-bit2844+15
−15
(+78)12 − 20
(+4−12=16)
37.5%
12.0 / 32
0.0%
+6
= = = = = 0 = 1 = 1 0 1 1 = = 0 0 = = 0 = 0 = 0 0 0 0 = = 0 0 =
–   Deep Sjeng WC2008 64-bit2836+13
−13
(+70)13.5 − 18.5
(+7−12=13)
42.2%
13.5 / 32
0.0%
+22
0 = 1 0 1 1 = 0 = = 1 0 0 = 0 = 1 0 = = = = 0 = 0 = 1 0 = 1 0 0
–   Toga II 1.4.1SE2827+12
−12
(+61)11 − 21
(+6−16=10)
34.4%
11.0 / 32
0.0%
−43
= = 0 0 0 0 = 0 0 0 = 1 1 1 = = 0 = 0 = 0 0 = 1 0 1 0 0 0 1 = 0
–   Hiarcs 122809+14
−14
(+43)13.5 − 18.5
(+5−10=17)
42.2%
13.5 / 32
0.1%
−3
= 0 = = 1 = = 0 = 0 = = = 1 0 = = = 1 = = 1 = = = 0 0 0 0 0 1 0
–   Hannibal 1.0a 32-bit2801+12
−12
(+35)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.5%
−280
= 0 0 0
–   Gaviota 0.86 64-bit2781+21
−21
(+15)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
17.0%
+108
1 = = =
–   Glaurung 2.2 64-bit2781+16
−16
(+15)3 − 5
(+0−2=6)
37.5%
3.0 / 8
14.8%
−78
= = = 0 = = 0 =
–   Scorpio 2.7.6 64-bit2781+17
−17
(+15)2 − 2
(+2−2=0)
50.0%
2.0 / 4
14.8%
−15
1 0 0 1
–   Bright 0.4a2776+10
−10
(+10)17 − 19
(+10−12=14)
47.2%
17.0 / 36
21.3%
−11
1 = = 1 = = = = 0 0 = 0 = 0 = 1 1 1 1 = 1 0 0 0 = 0 = 1 = 0 0 1 = 0 1 0
–   EXchess 7.18b 64-bit2774+23
−23
(+8)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
30.1%
+90
1 0 = 1
–   Glaurung 2.1 64-bit2769+20
−20
(+3)20 − 16
(+13−9=14)
55.6%
20.0 / 36
41.0%
+40
= = 1 1 1 = = = = 1 1 = = 1 0 1 0 1 = 0 = 1 = 0 0 1 0 0 1 = 0 1 = 0 = 1
–   BugChess2 1.9 64-bit2763+15
−15
(−3)2 − 2
(+0−0=4)
50.0%
2.0 / 4
57.8%
+27
= = = =
–   DiscoCheck 4.3 64-bit2758+27
−27
(−8)3 − 1
(+2−0=2)
75.0%
3.0 / 4
66.4%
+110
= 1 = 1
–   GNU Chess 5.50 64-bit2757+19
−19
(−9)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
71.3%
−102
0 = = =
–   Dirty 05Sep2012 64-bit2753+23
−23
(−13)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
77.7%
−3
0 = 0 = 1 1 1 =
–   NirvanaChess 1.3 64-bit2748+31
−31
(−18)6 − 4
(+3−1=6)
60.0%
6.0 / 10
81.9%
+37
0 1 = = = 1 1 = = =
–   Cheng4 0.36a 64-bit2747+30
−30
(−19)3.5 − 6.5
(+3−6=1)
35.0%
3.5 / 10
83.0%
−141
0 1 0 0 0 0 0 1 1 =
–   Crafty 23.5 64-bit2746+28
−28
(−20)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
84.7%
−333
0 0 = 0
–   Spike 1.2 Turin2745+7
−7
(−21)19 − 13
(+12−6=14)
59.4%
19.0 / 32
94.6%
+36
0 1 = 1 1 = 1 = 1 1 0 1 = = = = 0 1 0 1 = 1 1 0 = = = = = 1 0 =
–   Arasan 16.2 64-bit2740+33
−33
(−26)3 − 7
(+1−5=4)
30.0%
3.0 / 10
88.8%
−149
= 0 = 0 = 1 0 0 0 =
–   Rodent 1.3 64-bit2740+29
−28
(−26)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
91.1%
+9
0 1 0 1 0 1 = 1 = =
–   Chronos 1.9.9 64-bit2739+14
−14
(−27)2 − 2
(+1−1=2)
50.0%
2.0 / 4
97.2%
−16
= 0 = 1
–   Toga II 1.1a 32-bit2731+17
−17
(−35)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
99.0%
+32
= = = 1
–   Arasan 16.1 64-bit2729+32
−32
(−37)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
96.5%
+251
1 1 1 =
–   Arasan 15.6 64-bit2729+30
−30
(−37)2 − 2
(+0−0=4)
50.0%
2.0 / 4
96.9%
−67
= = = =
–   DiscoCheck 3.7.1 64-bit2729+30
−30
(−37)3 − 1
(+2−0=2)
75.0%
3.0 / 4
96.9%
+142
1 1 = =
–   Deuterium 13.1.31.113 64-bit2728+26
−26
(−38)2 − 2
(+1−1=2)
50.0%
2.0 / 4
98.1%
−38
0 1 = =
–   Bobcat 3.25 64-bit2724+17
−17
(−42)2 − 2
(+0−0=4)
50.0%
2.0 / 4
99.7%
−42
= = = =
–   EXchess 7.03b 64-bit2721+32
−32
(−45)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
98.4%
+13
1 = 1 0
–   Arasan 15.1 64-bit2717+32
−32
(−49)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
99.1%
+69
1 1 0 =
–   ProDeo 1.862701+30
−30
(−65)7 − 3
(+5−1=4)
70.0%
7.0 / 10
100.0%
+66
1 0 = 1 = = = 1 1 1
–   NirvanaChess 1.2 64-bit2701+30
−30
(−65)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
99.9%
+216
1 = 1 1
–   Chronos 1.9.8 64-bit2694+32
−32
(−72)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+181
= 1 1 1
–   Vajolet 2.482691+31
−31
(−75)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
100.0%
−105
0 = = = 0 1 0 1 = =
–   Rodent 1.2 64-bit2690+32
−32
(−76)7 − 3
(+5−1=4)
70.0%
7.0 / 10
100.0%
+49
= 1 1 = 1 0 1 = 1 =
–   Atlas 3.60 64-bit2687+22
−22
(−79)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
100.0%
−47
= = = = 0 1 = 1 0 1
–   EXchess 6.71b 64-bit2685+32
−32
(−81)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+177
0 1 1 1
–   Rodent 1.1 64-bit2668+33
−33
(−98)8 − 2
(+6−0=4)
80.0%
8.0 / 10
100.0%
+94
1 1 1 = 1 1 = = 1 =
–   ProDeo 1.872662+25
−25
(−104)6 − 4
(+4−2=4)
60.0%
6.0 / 10
100.0%
−36
= 1 = 1 0 0 = 1 1 =
–   RedQueen 1.1.97 64-bit2659+17
−18
(−107)8 − 2
(+6−0=4)
80.0%
8.0 / 10
100.0%
+88
1 1 = 1 1 1 = = 1 =
–   RedQueen 1.1.4 64-bit2652+28
−28
(−114)4 − 5
(+2−3=4)
44.4%
4.0 / 9
100.0%
−145
= = 0 = 1 0 0 = 1
–   Djinn 1.010 64-bit2652+29
−29
(−114)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
−11
1 0 = = 1 1 1 = 1 0

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Created in 2005-2013 by CCRL team
Last games added on April 21, 2018