CCRL 40/40
Downloads and Statistics
January 13, 2018
Testing summary:
Total: 780'914 games
played by 2'018 programs
107860 CPU days (X2 4600+)

White wins: 267'852 (34.3%)
Black wins: 198'301 (25.4%)
Draws: 314'761 (40.3%)
White score: 54.5%

Engine Details

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Show each game results
GNU Chess 5.50 64-bit (2757+19
−19
)Quote
Authors: Chua Kong-Sian (Singapore), Stuart Cracraft (USA), Lukas Geyer, Simon Waters, Michel Van den Bergh Links: Homepage, GnuWin32, Jim Ablett's compile, 5.07 Download
This is one of the 3 GNU Chess versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Texel 1.03 64-bit2926+24
−24
(+169)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+73
= 0 1 0
–   Arasan 19.1 64-bit2922+23
−23
(+165)1.5 − 8.5
(+0−7=3)
15.0%
1.5 / 10
0.0%
−85
= = 0 0 0 0 = 0 0 0
–   Quazar 0.4 64-bit2906+11
−11
(+149)1 − 7
(+0−6=2)
12.5%
1.0 / 8
0.0%
−137
0 0 = = 0 0 0 0
–   Booot 5.2.0 64-bit2895+15
−15
(+138)5 − 17
(+1−13=8)
22.7%
5.0 / 22
0.0%
−44
0 0 0 1 = 0 0 0 0 0 = = = 0 = 0 0 = = 0 0 =
–   iCE 2.0 64-bit2894+17
−17
(+137)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
0.0%
+91
= 1 = = 0 0
–   Quazar 0.4 32-bit2879+12
−12
(+122)3.5 − 6.5
(+3−6=1)
35.0%
3.5 / 10
0.0%
0
0 0 0 1 0 1 1 0 0 =
–   Gaviota 1.0 64-bit2860+13
−14
(+103)4 − 2
(+3−1=2)
66.7%
4.0 / 6
0.0%
+207
1 1 0 = 1 =
–   MinkoChess 1.3 64-bit2854+15
−15
(+97)5 − 7
(+2−4=6)
41.7%
5.0 / 12
0.0%
+48
= = 0 0 0 1 = = = 1 0 =
–   Toga II 3.02851+16
−16
(+94)3 − 11
(+1−9=4)
21.4%
3.0 / 14
0.0%
−108
0 0 0 0 0 0 = 1 = 0 = 0 = 0
–   Vajolet2 1.28 64-bit2850+23
−23
(+93)3 − 5
(+2−4=2)
37.5%
3.0 / 8
0.0%
+2
1 0 0 = = 0 0 1
–   Nemo 1.0.1 64-bit2848+13
−13
(+91)3.5 − 8.5
(+1−6=5)
29.2%
3.5 / 12
0.0%
−41
0 = = 0 = = 0 = 0 0 1 0
–   Booot 5.1.02844+10
−10
(+87)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−55
0 =
–   Protector 1.3.4 64-bit2841+24
−24
(+84)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.0%
+56
0 = = 0 1 = = = 1 0
–   Critter 0.60 64-bit2836+26
−26
(+79)3.5 − 6.5
(+2−5=3)
35.0%
3.5 / 10
0.0%
−21
0 0 0 = = 0 1 = 0 1
–   SmarThink 1.50 64-bit2832+24
−24
(+75)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
0.0%
+22
= 0 = 1 0 =
–   Texel 1.02 64-bit2828+28
−28
(+71)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+60
= 0 1 =
–   NirvanaChess 1.8 64-bit2828+25
−25
(+71)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−86
= 0
–   Murka 3 64-bit2824+13
−13
(+67)2.5 − 11.5
(+0−9=5)
17.9%
2.5 / 14
0.0%
−152
= 0 0 0 = = 0 0 0 0 = 0 0 =
–   NirvanaChess 1.5 64-bit2823+29
−29
(+66)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+66
= =
–   NirvanaChess 1.6 64-bit2822+28
−27
(+65)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+65
= =
–   Tornado 4.88 64-bit2820+16
−16
(+63)5 − 7
(+3−5=4)
41.7%
5.0 / 12
0.0%
+11
= 0 = 1 = 0 1 1 0 = 0 0
–   Crafty 23.8 64-bit2811+23
−23
(+54)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.0%
+30
= = 1 = 0 0 = 0 1 =
–   NirvanaChess 1.7 64-bit2811+32
−32
(+54)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.2%
−19
= = = 1 0 = 0 0
–   Deuterium 14.1.32.119 64-bit2809+25
−25
(+52)4.5 − 7.5
(+2−5=5)
37.5%
4.5 / 12
0.0%
−20
= 1 = 0 = 0 = 0 1 0 = 0
–   Arasan 17.0 64-bit2809+32
−31
(+52)3 − 1
(+2−0=2)
75.0%
3.0 / 4
0.3%
+201
= 1 1 =
–   DiscoCheck 5.0.1 64-bit2805+33
−33
(+48)0.5 − 2.5
(+0−2=1)
16.7%
0.5 / 3
0.6%
−187
0 0 =
–   Crafty 24.1 64-bit2804+22
−22
(+47)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.1%
−INF
0 0
–   Hannibal 1.0a 32-bit2802+12
−12
(+45)5 − 9
(+2−6=6)
35.7%
5.0 / 14
0.0%
−37
1 = = = 1 0 = 0 = 0 0 0 = 0
–   Cheng4 0.36c 64-bit2799+18
−17
(+42)9.5 − 8.5
(+5−4=9)
52.8%
9.5 / 18
0.1%
+57
0 = = 0 = 1 1 = = 0 = 0 1 = 1 = 1 =
–   Hiarcs Paderborn 20072796+18
−18
(+39)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.2%
+39
1 0
–   Arasan 17.1 64-bit2792+31
−31
(+35)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
3.0%
+10
= 1 = = = = 0 0 = =
–   Arasan 17.2 64-bit2789+28
−28
(+32)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
3.1%
−92
0 0 1 = = 0 0 =
–   Atlas 3.70em 64-bit2788+22
−22
(+31)3.5 − 6.5
(+3−6=1)
35.0%
3.5 / 10
1.7%
−94
0 1 1 0 0 0 = 0 1 0
–   Texel 1.01 64-bit2788+21
−21
(+31)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
1.7%
−28
0 1 0 = 1 0
–   Loop 13.6 (Loop 2007) 64-bit2787+17
−17
(+30)1 − 3
(+0−2=2)
25.0%
1.0 / 4
1.0%
−120
= 0 0 =
–   Rodent 1.5 64-bit2785+21
−21
(+28)1 − 1
(+1−1=0)
50.0%
1.0 / 2
2.6%
+28
1 0
–   Crafty 23.6 64-bit2784+26
−26
(+27)2 − 4
(+1−3=2)
33.3%
2.0 / 6
5.3%
−77
0 1 = 0 = 0
–   Arasan 16.3 64-bit2783+28
−28
(+26)5 − 5
(+4−4=2)
50.0%
5.0 / 10
6.7%
+26
0 = 0 1 1 0 1 0 = 1
–   Glaurung 2.2 64-bit2781+16
−16
(+24)5 − 3
(+3−1=4)
62.5%
5.0 / 8
2.8%
+77
1 1 = = 1 = 0 =
–   Jonny 4.002781+11
−12
(+24)1 − 1
(+0−0=2)
50.0%
1.0 / 2
1.7%
+24
= =
–   Scorpio 2.7.6 64-bit2781+17
−17
(+24)17.5 − 14.5
(+12−9=11)
54.7%
17.5 / 32
2.5%
+50
= 1 = 1 1 0 1 1 = = = = 0 = = 0 1 = = 1 0 0 0 1 0 0 1 = 0 1 1 1
–   Gaviota 0.86 64-bit2781+21
−21
(+24)5.5 − 6.5
(+4−5=3)
45.8%
5.5 / 12
4.4%
−11
= 0 0 1 0 1 0 1 = = 0 1
–   Bright 0.5c2778+13
−13
(+21)1 − 1
(+1−1=0)
50.0%
1.0 / 2
3.4%
+21
0 1
–   Scorpio 2.7.5 64-bit2778+27
−27
(+21)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
10.7%
−121
= 0
–   EXchess 7.31b 64-bit2777+27
−28
(+20)1 − 1
(+1−1=0)
50.0%
1.0 / 2
12.1%
+20
0 1
–   Rhetoric 1.4.1 64-bit2776+18
−17
(+19)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
7.5%
−33
1 = = 0 = 0
–   Naraku 1.42776+16
−17
(+19)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
6.7%
+104
= 1 0 1
–   Frenzee 3.5.19 64-bit2776+15
−15
(+19)6.5 − 9.5
(+3−6=7)
40.6%
6.5 / 16
6.0%
−39
= 0 1 1 0 = 0 = = 0 1 = 0 = 0 =
–   EXchess 7.18b 64-bit2775+23
−23
(+18)4.5 − 3.5
(+4−3=1)
56.3%
4.5 / 8
12.2%
+63
1 1 1 = 0 0 1 0
–   Octochess r5190 64-bit2772+15
−15
(+15)24 − 26
(+12−14=24)
48.0%
24.0 / 50
10.3%
+3
= 0 = 0 = = 1 1 0 0 = 0 0 = = = = = 0 = = = 0 0 1 1 = = = 0 = 0 1 1 = = 1 1 = = = 1 = 0 1 1 0 0 1 =
–   Crafty 24.0 64-bit2772+28
−28
(+15)4 − 6
(+3−5=2)
40.0%
4.0 / 10
19.6%
−53
0 0 0 1 1 = 1 = 0 0
–   EXchess 7.26b 64-bit2772+27
−27
(+15)10.5 − 7.5
(+8−5=5)
58.3%
10.5 / 18
17.9%
+69
1 0 0 1 = = 0 0 1 1 1 1 = 1 0 = 1 =
–   Dirty 20Apr2013 64-bit2769+16
−16
(+12)12 − 20
(+7−15=10)
37.5%
12.0 / 32
15.8%
−72
= 1 0 0 = 0 = = 0 0 = = 0 0 0 0 1 0 0 1 0 1 = = 1 1 1 0 0 = 0 =
–   Glaurung 2.1 64-bit2769+20
−20
(+12)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
18.5%
−19
= = 1 0 = 0 1 = = 0
–   Thinker 5.3b Passive 64-bit2766+24
−24
(+9)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
28.3%
+102
1 = = =
–   Texel 1.01 32-bit2764+28
−28
(+7)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
33.1%
+38
1 = = 1 1 0 0 = = =
–   SmarThink 1.20 64-bit2763+18
−18
(+6)2 − 2
(+1−1=2)
50.0%
2.0 / 4
31.9%
+16
= = 1 0
–   BugChess2 1.9 64-bit2763+15
−15
(+6)4 − 6
(+2−4=4)
40.0%
4.0 / 10
29.9%
−57
= 0 1 1 = 0 0 = 0 =
–   Rodent 1.4 64-bit2759+23
−23
(+2)1 − 1
(+0−0=2)
50.0%
1.0 / 2
44.9%
+2
= =
–   DiscoCheck 4.3 64-bit2758+27
−27
(+1)11 − 9
(+6−4=10)
55.0%
11.0 / 20
47.7%
+22
= = = 1 0 = 1 = 0 1 1 1 0 0 = = = 1 = =
–   Bison 9.11 64-bit2754+17
−17
(−3)9 − 7
(+7−5=4)
56.3%
9.0 / 16
58.9%
+35
= 0 = 1 0 0 1 0 1 1 1 1 = 1 = 0
–   Ktulu 92753+13
−13
(−4)1 − 1
(+1−1=0)
50.0%
1.0 / 2
63.4%
−4
1 0
–   Dirty 05Sep2012 64-bit2753+23
−23
(−4)1 − 3
(+1−3=0)
25.0%
1.0 / 4
61.0%
−203
1 0 0 0
–   Andscacs 0.64 64-bit2750+25
−25
(−7)10.5 − 11.5
(+3−4=15)
47.7%
10.5 / 22
66.5%
−21
= 0 0 = 1 1 1 = = = = 0 = = = 0 = = = = = =
–   NirvanaChess 1.3 64-bit2748+31
−31
(−9)2 − 2
(+2−2=0)
50.0%
2.0 / 4
69.4%
−9
0 1 1 0
–   Cheng4 0.36a 64-bit2747+30
−30
(−10)2 − 2
(+1−1=2)
50.0%
2.0 / 4
70.9%
−10
0 1 = =
–   EXchess 7.11b 64-bit2742+31
−31
(−15)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
79.6%
+180
= 1 1 0 1 1
–   Arasan 16.2 64-bit2741+33
−33
(−16)1 − 1
(+1−1=0)
50.0%
1.0 / 2
80.1%
−16
1 0
–   Rodent 1.3 64-bit2740+29
−28
(−17)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
83.6%
+10
= = = = = 0 = 1 1 =
–   Chronos 1.9.9 64-bit2739+14
−14
(−18)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
94.0%
+19
= 1 0 = 1 = 1 0
–   Toga II 1.2 32-bit2735+25
−25
(−22)7.5 − 2.5
(+7−2=1)
75.0%
7.5 / 10
91.7%
+181
1 1 1 1 = 0 1 0 1 1
–   Arasan 16.1 64-bit2729+32
−32
(−28)1 − 1
(+0−0=2)
50.0%
1.0 / 2
92.8%
−28
= =
–   Arasan 15.6 64-bit2729+30
−30
(−28)10.5 − 5.5
(+7−2=7)
65.6%
10.5 / 16
94.2%
+74
0 = 1 1 1 1 1 = = 1 = 1 = = 0 =
–   Octochess r5132 64-bit2728+32
−32
(−29)3 − 1
(+2−0=2)
75.0%
3.0 / 4
93.8%
+120
= = 1 1
–   Deuterium 13.1.31.113 64-bit2728+26
−26
(−29)6 − 4
(+4−2=4)
60.0%
6.0 / 10
96.1%
+34
= = 1 1 = 0 0 1 = 1
–   Godel 3.4.9 64-bit2727+14
−14
(−30)9.5 − 10.5
(+5−6=9)
47.5%
9.5 / 20
99.5%
−42
= = 0 1 = = = 0 = 1 = = 1 0 = 0 0 1 0 1
–   Bobcat 3.25 64-bit2724+17
−17
(−33)7 − 9
(+4−6=6)
43.8%
7.0 / 16
99.5%
−70
0 1 0 = 1 = = 0 1 0 0 1 0 = = =
–   EXchess 7.03b 64-bit2722+32
−32
(−35)2.5 − 2.5
(+2−2=1)
50.0%
2.5 / 5
96.9%
−24
0 1 1 = 0
–   Octochess r4984 64-bit2718+32
−32
(−39)8.5 − 7.5
(+4−3=9)
53.1%
8.5 / 16
98.1%
−25
= = = 0 = 0 = = 1 1 1 = = 0 1 =
–   Cheng4 0.35a 64-bit2717+30
−30
(−40)2 − 0
(+2−0=0)
100.0%
2.0 / 2
98.5%
+INF
1 1
–   Arasan 16.0 64-bit2711+32
−32
(−46)3 − 1
(+2−0=2)
75.0%
3.0 / 4
99.3%
+96
1 = 1 =
–   Rhetoric 1.4 64-bit2711+28
−28
(−46)5 − 5
(+4−4=2)
50.0%
5.0 / 10
99.7%
−40
0 1 1 = 0 1 1 = 0 0
–   iCE 1.0 64-bit2705+17
−17
(−52)12 − 12
(+9−9=6)
50.0%
12.0 / 24
100.0%
−52
0 0 = 1 1 1 0 1 = 0 0 1 0 0 = = = 0 = 1 1 0 1 1
–   ProDeo 1.862701+30
−30
(−56)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
99.9%
−138
0 1 = 0
–   NirvanaChess 1.2 64-bit2701+30
−30
(−56)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
99.9%
+3
= = = 1
–   Chronos 1.9.8 64-bit2694+32
−32
(−63)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+190
= 1 1 1
–   Rhetoric 1.2 64-bit2694+25
−25
(−63)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
100.0%
+89
1 1 = = = 1
–   Rodent 1.2 64-bit2690+32
−32
(−67)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+89
= 1 = 1
–   Atlas 3.60 64-bit2687+22
−22
(−70)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−70
= 0 1 =
–   EXchess 6.71b 64-bit2685+32
−32
(−72)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
100.0%
+14
1 1 = = = 1 1 = = 0
–   Daydreamer 1.75 64-bit2678+17
−17
(−79)2 − 4
(+1−3=2)
33.3%
2.0 / 6
100.0%
−192
= 0 1 0 0 =
–   Tucano 5.00 64-bit2678+18
−18
(−79)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+71
= 1 = 1
–   Rodent 1.0 64-bit2677+27
−27
(−80)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
100.0%
+47
= 1 1 = = 1 0 1
–   Deuterium 12.01.30.1070 64-bit2676+27
−27
(−81)2 − 1
(+2−1=0)
66.7%
2.0 / 3
100.0%
+52
1 0 1
–   ProDeo 1.852673+28
−28
(−84)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
100.0%
+111
1 = 1 1 1 0
–   RedQueen 1.1.3 64-bit2670+29
−30
(−87)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+201
= 1 1 1
–   Tucano 4.00 64-bit2665+25
−25
(−92)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−92
1 = = 0
–   Djinn 1.021 64-bit2664+15
−15
(−93)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+57
1 = = 1
–   Pawny 1.0 64-bit2659+17
−17
(−98)13 − 5
(+11−3=4)
72.2%
13.0 / 18
100.0%
+63
1 0 1 0 = 1 1 0 1 1 1 1 = 1 = 1 1 =
–   RedQueen 1.1.97 64-bit2659+17
−18
(−98)6.5 − 5.5
(+5−4=3)
54.2%
6.5 / 12
100.0%
−66
1 1 = = 0 0 1 = 0 1 0 1
–   Vajolet 2.032659+24
−24
(−98)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+59
1 =
–   Atlas 3.50 64-bit2658+31
−31
(−99)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1
–   Godel 2.3.7 64-bit2656+23
−23
(−101)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
100.0%
−52
1 1 = 0 1 = 0 =
–   RedQueen 1.1.4 64-bit2652+28
−28
(−105)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+51
1 =
–   Rotor 0.82628+17
−17
(−129)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+106
0 1 1 1
–   Alfil 13.1 64-bit2625+18
−18
(−132)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+103
0 1 1 1
–   Nebula 2.0 64-bit2624+16
−16
(−133)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
100.0%
+40
= = = 1 1 1 1 1 0 1
–   Pedone 0.5 64-bit2618+30
−30
(−139)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−231
0 = 1 0

Rating changes by day

Rating changes with played games

Participation in the pure lists

Pure listRankRatingNumber of games
GNU Chess 5.50 64-bit
played with current
participants of this list
Represented by
1-2-CPU    190GNU Chess 5.60 64-bit
All    170GNU Chess 5.60 64-bit
Free    186GNU Chess 5.60 64-bit
Free 1-2-CPU    188GNU Chess 5.60 64-bit
Free single-CPU    188GNU Chess 5.60 64-bit
Single-CPU    190GNU Chess 5.60 64-bit

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