CCRL 40/40
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 756'425 games
played by 1'967 programs
103446 CPU days (X2 4600+)

White wins: 259'856 (34.4%)
Black wins: 192'693 (25.5%)
Draws: 303'876 (40.2%)
White score: 54.4%

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-bit2925+25
−24
(+168)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+72
0 = 0 1
–   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-bit2904+12
−12
(+147)1 − 7
(+0−6=2)
12.5%
1.0 / 8
0.0%
−139
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 = = 0 0 = 0 0 0 = 0 0 0 0 0 1
–   iCE 2.0 64-bit2893+17
−17
(+136)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
0.0%
+90
0 0 = 1 = =
–   Quazar 0.4 32-bit2881+12
−12
(+124)3.5 − 6.5
(+3−6=1)
35.0%
3.5 / 10
0.0%
+2
0 0 0 1 0 1 1 0 0 =
–   Gaviota 1.0 64-bit2859+14
−14
(+102)4 − 2
(+3−1=2)
66.7%
4.0 / 6
0.0%
+206
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
= 1 0 = 1 0 0 0 = = = =
–   Toga II 3.02851+16
−16
(+94)3 − 11
(+1−9=4)
21.4%
3.0 / 14
0.0%
−108
0 = 0 1 = 0 0 0 = = 0 0 0 0
–   Vajolet2 1.28 64-bit2848+23
−23
(+91)3 − 5
(+2−4=2)
37.5%
3.0 / 8
0.0%
0
0 = 1 0 = 0 0 1
–   Nemo 1.0.1 64-bit2847+13
−13
(+90)3.5 − 8.5
(+1−6=5)
29.2%
3.5 / 12
0.0%
−42
0 1 0 = 0 = = 0 = 0 0 =
–   Booot 5.1.02844+10
−11
(+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-bit2831+24
−24
(+74)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
0.0%
+21
= 0 = = 1 0
–   NirvanaChess 1.8 64-bit2828+25
−25
(+71)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−86
0 =
–   Texel 1.02 64-bit2828+28
−28
(+71)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+60
= = 0 1
–   Murka 3 64-bit2825+13
−13
(+68)2.5 − 11.5
(+0−9=5)
17.9%
2.5 / 14
0.0%
−151
0 0 0 = 0 0 0 = = 0 0 0 = =
–   NirvanaChess 1.6 64-bit2822+27
−28
(+65)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+65
= =
–   NirvanaChess 1.5 64-bit2822+29
−29
(+65)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+65
= =
–   Tornado 4.88 64-bit2820+15
−15
(+63)5 − 7
(+3−5=4)
41.7%
5.0 / 12
0.0%
+11
= 0 0 0 1 1 = 1 = 0 = 0
–   NirvanaChess 1.7 64-bit2811+32
−32
(+54)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.2%
−19
0 = 0 0 = = = 1
–   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 = 1 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
0 1 = = 0 = 0 = 0 1 0 =
–   Arasan 17.0 64-bit2808+31
−31
(+51)3 − 1
(+2−0=2)
75.0%
3.0 / 4
0.3%
+200
= = 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-bit2803+22
−22
(+46)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 0 = 0 = 0 0 0 = 0 1 = = =
–   Cheng4 0.36c 64-bit2798+17
−18
(+41)9.5 − 8.5
(+5−4=9)
52.8%
9.5 / 18
0.1%
+56
= 0 1 0 = 0 1 0 = = = 1 = = 1 = 1 =
–   Hiarcs Paderborn 20072796+18
−18
(+39)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.2%
+39
0 1
–   Arasan 17.1 64-bit2792+31
−31
(+35)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
2.9%
+10
0 0 = = = 1 = = = =
–   Arasan 17.2 64-bit2789+28
−28
(+32)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
3.0%
−92
= 0 0 = 1 = 0 0
–   Texel 1.01 64-bit2787+21
−21
(+30)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
1.7%
−29
= 1 0 0 1 0
–   Loop 13.6 (Loop 2007) 64-bit2787+17
−17
(+30)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.9%
−120
= 0 = 0
–   Atlas 3.70em 64-bit2787+22
−22
(+30)3.5 − 6.5
(+3−6=1)
35.0%
3.5 / 10
1.7%
−95
0 0 0 0 = 0 1 1 1 0
–   Crafty 23.6 64-bit2786+27
−27
(+29)2 − 4
(+1−3=2)
33.3%
2.0 / 6
3.8%
−75
= 0 0 = 0 1
–   Rodent 1.5 64-bit2785+21
−21
(+28)1 − 1
(+1−1=0)
50.0%
1.0 / 2
2.5%
+28
1 0
–   Arasan 16.3 64-bit2782+28
−28
(+25)5 − 5
(+4−4=2)
50.0%
5.0 / 10
6.7%
+25
1 0 = 1 0 = 0 1 0 1
–   Scorpio 2.7.6 64-bit2781+17
−17
(+24)17.5 − 14.5
(+12−9=11)
54.7%
17.5 / 32
2.5%
+50
0 1 1 0 = = = 1 0 0 0 1 0 1 1 1 = = 0 1 1 = 0 = 1 = 1 0 = = 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 1 0 1 1 = 0 = 0 0 = 1
–   Jonny 4.002781+12
−12
(+24)1 − 1
(+0−0=2)
50.0%
1.0 / 2
1.5%
+24
= =
–   Glaurung 2.2 64-bit2781+16
−16
(+24)5 − 3
(+3−1=4)
62.5%
5.0 / 8
2.7%
+77
= = 1 = = 0 1 1
–   Scorpio 2.7.5 64-bit2778+27
−27
(+21)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
10.8%
−121
= 0
–   EXchess 7.31b 64-bit2777+27
−27
(+20)1 − 1
(+1−1=0)
50.0%
1.0 / 2
11.9%
+20
1 0
–   Naraku 1.42776+17
−17
(+19)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
6.5%
+104
0 = 1 1
–   Bright 0.5c2776+13
−13
(+19)1 − 1
(+1−1=0)
50.0%
1.0 / 2
4.4%
+19
1 0
–   Rhetoric 1.4.1 64-bit2775+17
−17
(+18)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
7.4%
−34
= 0 = 0 = 1
–   Frenzee 3.5.19 64-bit2775+15
−15
(+18)6.5 − 9.5
(+3−6=7)
40.6%
6.5 / 16
6.5%
−40
0 = 0 = 1 = = 0 0 = 0 = 1 0 1 =
–   EXchess 7.18b 64-bit2774+23
−23
(+17)4.5 − 3.5
(+4−3=1)
56.3%
4.5 / 8
12.0%
+62
= 0 0 1 0 1 1 1
–   Octochess r5190 64-bit2772+15
−15
(+15)24 − 26
(+12−14=24)
48.0%
24.0 / 50
10.1%
+3
1 = 1 1 = = = 1 = 1 = 0 1 1 0 0 1 = 0 0 0 = = = 1 0 = = 1 = 0 = = = = 0 0 1 1 = = = 0 = 0 0 0 = = =
–   EXchess 7.26b 64-bit2772+27
−27
(+15)10.5 − 7.5
(+8−5=5)
58.3%
10.5 / 18
18.1%
+69
0 0 = 1 = = 1 1 0 0 1 = = 1 0 1 1 1
–   Crafty 24.0 64-bit2771+28
−28
(+14)4 − 6
(+3−5=2)
40.0%
4.0 / 10
19.6%
−54
0 0 0 1 1 = 1 = 0 0
–   Glaurung 2.1 64-bit2769+20
−20
(+12)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
19.1%
−19
= = 1 0 = 0 1 = = 0
–   Dirty 20Apr2013 64-bit2769+16
−16
(+12)12 − 20
(+7−15=10)
37.5%
12.0 / 32
15.8%
−72
0 0 = = = 1 0 1 = 1 0 1 0 1 0 = 0 0 0 = = = 0 1 1 0 0 = 0 0 = 0
–   Thinker 5.3b Passive 64-bit2766+24
−24
(+9)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
28.1%
+102
1 = = =
–   Texel 1.01 32-bit2764+28
−28
(+7)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
32.8%
+38
1 = = 1 1 0 0 = = =
–   BugChess2 1.9 64-bit2763+15
−15
(+6)4 − 6
(+2−4=4)
40.0%
4.0 / 10
31.1%
−57
0 0 = = = 0 1 1 = 0
–   SmarThink 1.20 64-bit2763+18
−18
(+6)2 − 2
(+1−1=2)
50.0%
2.0 / 4
31.9%
+16
= = 0 1
–   DiscoCheck 4.3 64-bit2758+27
−27
(+1)11 − 9
(+6−4=10)
55.0%
11.0 / 20
47.1%
+22
= = = 1 = 0 = 1 = 0 1 1 1 0 0 = = = 1 =
–   Rodent 1.4 64-bit2758+23
−23
(+1)1 − 1
(+0−0=2)
50.0%
1.0 / 2
45.2%
+1
= =
–   Ktulu 92753+13
−13
(−4)1 − 1
(+1−1=0)
50.0%
1.0 / 2
63.1%
−4
1 0
–   Dirty 05Sep2012 64-bit2752+23
−23
(−5)1 − 3
(+1−3=0)
25.0%
1.0 / 4
61.0%
−204
1 0 0 0
–   Bison 9.11 64-bit2751+17
−17
(−6)9 − 7
(+7−5=4)
56.3%
9.0 / 16
66.5%
+32
1 = 0 = 1 = 1 0 1 0 = 1 0 0 1 1
–   Andscacs 0.64 64-bit2750+25
−25
(−7)10.5 − 11.5
(+3−4=15)
47.7%
10.5 / 22
66.6%
−21
= = = = 1 1 1 = = = = = 0 = = 0 = = = 0 = 0
–   Cheng4 0.36a 64-bit2747+30
−30
(−10)2 − 2
(+1−1=2)
50.0%
2.0 / 4
70.8%
−10
0 1 = =
–   NirvanaChess 1.3 64-bit2747+31
−31
(−10)2 − 2
(+2−2=0)
50.0%
2.0 / 4
69.3%
−10
0 1 1 0
–   EXchess 7.11b 64-bit2742+31
−31
(−15)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
78.9%
+180
1 = 0 1 1 1
–   Rodent 1.3 64-bit2740+29
−29
(−17)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
83.7%
+10
= = = 1 = = = 0 = 1
–   Arasan 16.2 64-bit2740+33
−33
(−17)1 − 1
(+1−1=0)
50.0%
1.0 / 2
80.0%
−17
1 0
–   Chronos 1.9.9 64-bit2738+14
−14
(−19)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
94.0%
+18
1 0 = 1 0 = 1 =
–   Toga II 1.2 32-bit2735+25
−25
(−22)7.5 − 2.5
(+7−2=1)
75.0%
7.5 / 10
91.4%
+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
92.7%
−28
= =
–   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 1 0 0 1 = = = =
–   Octochess r5132 64-bit2728+32
−32
(−29)3 − 1
(+2−0=2)
75.0%
3.0 / 4
93.7%
+120
= = 1 1
–   Arasan 15.6 64-bit2728+30
−30
(−29)10.5 − 5.5
(+7−2=7)
65.6%
10.5 / 16
94.2%
+73
1 = = 1 = 1 1 = = 0 = 0 = 1 1 1
–   Godel 3.4.9 64-bit2726+14
−14
(−31)9.5 − 10.5
(+5−6=9)
47.5%
9.5 / 20
99.5%
−43
= 1 0 0 1 0 = 0 = 1 1 = = = 0 = 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 0 0 1 0 = 1 =
–   EXchess 7.03b 64-bit2721+32
−32
(−36)2.5 − 2.5
(+2−2=1)
50.0%
2.5 / 5
96.9%
−25
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
1 = = = 0 = 0 = = 1 = = 0 1 = 1
–   Cheng4 0.35a 64-bit2717+30
−30
(−40)2 − 0
(+2−0=0)
100.0%
2.0 / 2
98.5%
+INF
1 1
–   Rhetoric 1.4 64-bit2711+27
−28
(−46)5 − 5
(+4−4=2)
50.0%
5.0 / 10
99.7%
−40
0 0 1 1 = 0 1 1 = 0
–   Arasan 16.0 64-bit2710+32
−32
(−47)3 − 1
(+2−0=2)
75.0%
3.0 / 4
99.3%
+95
1 = 1 =
–   iCE 1.0 64-bit2705+17
−17
(−52)12 − 12
(+9−9=6)
50.0%
12.0 / 24
100.0%
−52
= = 1 0 1 1 0 1 1 0 0 = 1 = 0 0 = 1 1 1 0 0 0 =
–   ProDeo 1.862700+30
−30
(−57)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
99.9%
−139
0 1 = 0
–   NirvanaChess 1.2 64-bit2700+30
−30
(−57)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
99.9%
+2
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-bit2689+32
−32
(−68)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+88
= 1 = 1
–   Atlas 3.60 64-bit2686+23
−23
(−71)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−71
= 0 1 =
–   EXchess 6.71b 64-bit2684+32
−32
(−73)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
100.0%
+13
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-bit2677+18
−18
(−80)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+70
= 1 = 1
–   Rodent 1.0 64-bit2676+27
−27
(−81)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
100.0%
+46
= = 1 0 1 1 1 =
–   Deuterium 12.01.30.1070 64-bit2675+27
−27
(−82)2 − 1
(+2−1=0)
66.7%
2.0 / 3
100.0%
+51
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 0 1 =
–   RedQueen 1.1.3 64-bit2667+30
−30
(−90)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+198
= 1 1 1
–   Tucano 4.00 64-bit2664+25
−25
(−93)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−93
1 = 0 =
–   Djinn 1.021 64-bit2663+15
−15
(−94)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+56
= 1 1 =
–   Vajolet 2.032659+24
−24
(−98)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+59
1 =
–   Pawny 1.0 64-bit2658+17
−17
(−99)13 − 5
(+11−3=4)
72.2%
13.0 / 18
100.0%
+62
1 1 1 1 = 1 = 1 1 = 0 1 0 1 0 1 = 1
–   RedQueen 1.1.97 64-bit2658+18
−17
(−99)6.5 − 5.5
(+5−4=3)
54.2%
6.5 / 12
100.0%
−67
1 0 = = 1 1 1 0 0 1 = 0
–   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-bit2655+23
−23
(−102)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
100.0%
−53
1 = 0 = 1 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
1 1 0 1
–   Alfil 13.1 64-bit2624+18
−18
(−133)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+102
1 1 0 1
–   Nebula 2.0 64-bit2623+16
−16
(−134)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
100.0%
+39
= = = 1 1 1 1 1 0 1
–   Pedone 0.5 64-bit2617+30
−30
(−140)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−232
1 0 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    198GNU Chess 5.60 64-bit
Free    214GNU 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 November 18, 2017