CCRL 40/40
Downloads and Statistics
July 7, 2018
Testing summary:
Total: 860'187 games
played by 2'216 programs
120427 CPU days (X2 4600+)

White wins: 295'917 (34.4%)
Black wins: 218'884 (25.4%)
Draws: 345'386 (40.2%)
White score: 54.5%

Engine Details

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GNU Chess 5.50 64-bit (2758+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+25
−24		(+168)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
0.0%
+72
0 1 = 0
–   Arasan 19.1 64-bit2920+23
−23		(+162)1.5 − 8.5
(+0−7=3)		15.0%
1.5 / 10
0.0%
−88
0 0 = 0 0 0 0 0 = =
–   Quazar 0.4 64-bit2907+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		(+137)5 − 17
(+1−13=8)		22.7%
5.0 / 22
0.0%
−45
0 1 0 0 = = = 0 = 0 0 = = 0 0 = 0 0 = 0 0 0
–   iCE 2.0 64-bit2893+17
−17		(+135)2.5 − 3.5
(+1−2=3)		41.7%
2.5 / 6
0.0%
+89
= 1 0 = = 0
–   Quazar 0.4 32-bit2880+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-bit2858+13
−13		(+100)4 − 2
(+3−1=2)		66.7%
4.0 / 6
0.0%
+204
1 = 1 = 1 0
–   MinkoChess 1.3 64-bit2856+15
−15		(+98)5 − 7
(+2−4=6)		41.7%
5.0 / 12
0.0%
+49
= = = 1 0 = 0 1 = = 0 0
–   Toga II 3.02851+16
−16		(+93)3 − 11
(+1−9=4)		21.4%
3.0 / 14
0.0%
−109
0 0 0 0 0 = 0 = 0 = 0 0 1 =
–   Vajolet2 1.28 64-bit2850+23
−22		(+92)3 − 5
(+2−4=2)		37.5%
3.0 / 8
0.0%
+1
0 0 = 1 1 0 0 =
–   Nemo 1.0.1 64-bit2846+13
−13		(+88)3.5 − 8.5
(+1−6=5)		29.2%
3.5 / 12
0.0%
−44
= 0 0 1 0 = = 0 = 0 = 0
–   Booot 5.1.02845+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		(+83)4.5 − 5.5
(+2−3=5)		45.0%
4.5 / 10
0.0%
+55
0 = = 0 1 = = = 1 0
–   Critter 0.60 64-bit2837+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		(+74)2.5 − 3.5
(+1−2=3)		41.7%
2.5 / 6
0.0%
+21
= = 1 0 0 =
–   Texel 1.02 64-bit2829+28
−28		(+71)2 − 2
(+1−1=2)		50.0%
2.0 / 4
0.0%
+60
1 = = 0
–   NirvanaChess 1.8 64-bit2828+25
−25		(+70)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−87
= 0
–   Murka 3 64-bit2824+13
−13		(+66)2.5 − 11.5
(+0−9=5)		17.9%
2.5 / 14
0.0%
−153
= 0 = = 0 0 0 0 = 0 0 0 0 =
–   NirvanaChess 1.5 64-bit2823+29
−29		(+65)1 − 1
(+0−0=2)		50.0%
1.0 / 2
0.0%
+65
= =
–   NirvanaChess 1.6 64-bit2822+27
−28		(+64)1 − 1
(+0−0=2)		50.0%
1.0 / 2
0.0%
+64
= =
–   Tornado 4.88 64-bit2821+16
−15		(+63)5 − 7
(+3−5=4)		41.7%
5.0 / 12
0.0%
+11
0 = = 0 0 = 1 0 = 1 0 1
–   Crafty 23.8 64-bit2812+23
−23		(+54)4.5 − 5.5
(+2−3=5)		45.0%
4.5 / 10
0.0%
+30
= 0 = 0 0 = = 1 1 =
–   NirvanaChess 1.7 64-bit2811+32
−32		(+53)3 − 5
(+1−3=4)		37.5%
3.0 / 8
0.2%
−20
0 = = = = 1 0 0
–   Arasan 17.0 64-bit2809+31
−31		(+51)3 − 1
(+2−0=2)		75.0%
3.0 / 4
0.3%
+200
= 1 1 =
–   Deuterium 14.1.32.119 64-bit2809+25
−25		(+51)4.5 − 7.5
(+2−5=5)		37.5%
4.5 / 12
0.0%
−21
= 0 1 0 0 = = 1 0 = = 0
–   DiscoCheck 5.0.1 64-bit2806+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		(+46)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.1%
−INF
0 0
–   Hannibal 1.0a 32-bit2802+12
−12		(+44)5 − 9
(+2−6=6)		35.7%
5.0 / 14
0.0%
−38
1 = = = 1 0 = 0 = 0 0 0 = 0
–   Cheng4 0.36c 64-bit2799+18
−18		(+41)9.5 − 8.5
(+5−4=9)		52.8%
9.5 / 18
0.1%
+56
0 = 0 1 1 0 0 = = = = 1 = 1 1 = = =
–   Hiarcs Paderborn 20072797+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		(+34)4.5 − 5.5
(+1−2=7)		45.0%
4.5 / 10
3.1%
+9
0 0 = = = = = 1 = =
–   Arasan 17.2 64-bit2789+28
−28		(+31)2.5 − 5.5
(+1−4=3)		31.3%
2.5 / 8
3.3%
−93
= 0 0 = 1 = 0 0
–   Loop 13.6 (Loop 2007) 64-bit2789+16
−16		(+31)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.6%
−119
= 0 = 0
–   Texel 1.01 64-bit2788+21
−21		(+30)2.5 − 3.5
(+2−3=1)		41.7%
2.5 / 6
1.7%
−29
= 1 0 1 0 0
–   Atlas 3.70em 64-bit2788+22
−22		(+30)3.5 − 6.5
(+3−6=1)		35.0%
3.5 / 10
1.9%
−95
0 0 = 0 1 1 0 0 1 0
–   Rodent 1.5 64-bit2785+21
−21		(+27)1 − 1
(+1−1=0)		50.0%
1.0 / 2
3.0%
+27
1 0
–   Crafty 23.6 64-bit2784+26
−26		(+26)2 − 4
(+1−3=2)		33.3%
2.0 / 6
5.4%
−78
0 = 0 0 1 =
–   Arasan 16.3 64-bit2783+28
−28		(+25)5 − 5
(+4−4=2)		50.0%
5.0 / 10
6.6%
+25
= 0 0 1 1 0 1 0 = 1
–   Gaviota 0.86 64-bit2782+21
−21		(+24)5.5 − 6.5
(+4−5=3)		45.8%
5.5 / 12
4.4%
−11
0 0 = 1 1 = 0 0 1 1 = 0
–   Glaurung 2.2 64-bit2782+16
−16		(+24)5 − 3
(+3−1=4)		62.5%
5.0 / 8
2.8%
+77
1 1 = = = 1 = 0
–   Scorpio 2.7.6 64-bit2782+17
−17		(+24)17.5 − 14.5
(+12−9=11)
54.7%
17.5 / 32
2.6%
+50
= = 0 0 1 0 1 1 1 = = = = = = 1 0 1 1 1 1 1 = 0 = = 1 0 0 0 0 1
–   Jonny 4.002781+12
−12		(+23)1 − 1
(+0−0=2)		50.0%
1.0 / 2
1.8%
+23
= =
–   Bright 0.5c2779+12
−12		(+21)1 − 1
(+1−1=0)		50.0%
1.0 / 2
3.4%
+21
0 1
–   Scorpio 2.7.5 64-bit2779+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
−27		(+19)1 − 1
(+1−1=0)		50.0%
1.0 / 2
12.6%
+19
0 1
–   Rhetoric 1.4.1 64-bit2776+17
−18		(+18)2.5 − 3.5
(+1−2=3)		41.7%
2.5 / 6
7.7%
−34
1 0 = = 0 =
–   Frenzee 3.5.19 64-bit2776+15
−15		(+18)6.5 − 9.5
(+3−6=7)		40.6%
6.5 / 16
5.8%
−40
0 1 = 1 0 = 0 0 = 0 1 = = = 0 =
–   Naraku 1.42776+16
−16		(+18)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
7.3%
+103
= 1 0 1
–   EXchess 7.18b 64-bit2775+23
−23		(+17)4.5 − 3.5
(+4−3=1)		56.3%
4.5 / 8
12.3%
+62
1 1 0 0 1 = 0 1
–   EXchess 7.26b 64-bit2772+27
−27		(+14)10.5 − 7.5
(+8−5=5)		58.3%
10.5 / 18
18.4%
+68
= 1 0 = 1 = 0 1 1 1 0 1 1 0 0 1 = =
–   Octochess r5190 64-bit2772+15
−14		(+14)24 − 26
(+12−14=24)
48.0%
24.0 / 50
10.6%
+2
= = 1 0 1 0 0 0 0 = = = = = 0 0 = = = 0 0 1 1 = = = 0 = = 0 = = = 0 1 1 0 0 1 1 1 = = = 1 1 = 1 = =
–   Crafty 24.0 64-bit2772+28
−28		(+14)4 − 6
(+3−5=2)		40.0%
4.0 / 10
20.2%
−54
0 0 1 1 = 1 0 0 0 =
–   Dirty 20Apr2013 64-bit2770+16
−16		(+12)12 − 20
(+7−15=10)
37.5%
12.0 / 32
15.9%
−72
= = 0 = = 0 = 0 0 1 0 = 0 0 0 0 1 0 0 0 = 0 1 = 1 1 1 0 1 = = 0
–   Glaurung 2.1 64-bit2770+20
−20		(+12)4.5 − 5.5
(+2−3=5)		45.0%
4.5 / 10
18.9%
−19
= = 1 0 = 0 1 = = 0
–   Thinker 5.3b Passive 64-bit2766+24
−24		(+8)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
28.7%
+101
1 = = =
–   Texel 1.01 32-bit2765+28
−28		(+7)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
33.8%
+38
1 = = 1 1 0 0 = = =
–   BugChess2 1.9 64-bit2764+14
−14		(+6)4 − 6
(+2−4=4)		40.0%
4.0 / 10
30.8%
−57
0 = 0 = = 0 1 1 = 0
–   SmarThink 1.20 64-bit2764+18
−18		(+6)2 − 2
(+1−1=2)		50.0%
2.0 / 4
31.6%
+16
1 = = 0
–   Rodent 1.4 64-bit2759+23
−23		(+1)1 − 1
(+0−0=2)		50.0%
1.0 / 2
45.9%
+1
= =
–   Bison 9.11 64-bit2759+15
−15		(+1)9 − 7
(+7−5=4)		56.3%
9.0 / 16
43.7%
+39
0 1 1 = 1 1 0 = 1 0 0 1 = = 1 0
–   DiscoCheck 4.3 64-bit2758+27
−27		(0)11 − 9
(+6−4=10)		55.0%
11.0 / 20
48.0%
+21
0 = 1 = 0 1 1 1 0 0 = = = 1 = = = = = 1
–   Ktulu 92754+13
−13		(−4)1 − 1
(+1−1=0)		50.0%
1.0 / 2
61.7%
−4
1 0
–   Dirty 05Sep2012 64-bit2754+23
−23		(−4)1 − 3
(+1−3=0)		25.0%
1.0 / 4
60.4%
−203
1 0 0 0
–   Andscacs 0.64 64-bit2751+25
−25		(−7)10.5 − 11.5
(+3−4=15)		47.7%
10.5 / 22
66.9%
−21
= = 1 1 1 = = = = = 0 0 = = = 0 = = = 0 = =
–   NirvanaChess 1.3 64-bit2748+31
−31		(−10)2 − 2
(+2−2=0)		50.0%
2.0 / 4
69.4%
−10
1 0 1 0
–   Cheng4 0.36a 64-bit2748+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		(−16)4.5 − 1.5
(+4−1=1)		75.0%
4.5 / 6
79.6%
+179
0 1 1 = 1 1
–   Rodent 1.3 64-bit2741+29
−29		(−17)5.5 − 4.5
(+2−1=7)		55.0%
5.5 / 10
83.8%
+10
= = = 1 1 = 0 = = =
–   Arasan 16.2 64-bit2741+33
−33		(−17)1 − 1
(+1−1=0)		50.0%
1.0 / 2
80.1%
−17
1 0
–   Chronos 1.9.9 64-bit2737+13
−14		(−21)4.5 − 3.5
(+3−2=3)		56.3%
4.5 / 8
96.4%
+16
1 0 = 1 0 = 1 =
–   Toga II 1.2 32-bit2735+25
−25		(−23)7.5 − 2.5
(+7−2=1)		75.0%
7.5 / 10
92.0%
+180
1 1 1 1 = 0 1 0 1 1
–   Arasan 15.6 64-bit2730+30
−30		(−28)10.5 − 5.5
(+7−2=7)		65.6%
10.5 / 16
94.0%
+74
1 = = 1 = 1 1 0 = 1 1 = = 0 = 1
–   Arasan 16.1 64-bit2730+32
−32		(−28)1 − 1
(+0−0=2)		50.0%
1.0 / 2
93.2%
−28
= =
–   Deuterium 13.1.31.113 64-bit2729+26
−26		(−29)6 − 4
(+4−2=4)		60.0%
6.0 / 10
96.2%
+34
= = 0 0 1 = = 1 1 1
–   Octochess r5132 64-bit2728+32
−32		(−30)3 − 1
(+2−0=2)		75.0%
3.0 / 4
93.9%
+119
= 1 1 =
–   Godel 3.4.9 64-bit2727+14
−14		(−31)9.5 − 10.5
(+5−6=9)		47.5%
9.5 / 20
99.5%
−43
= 0 0 1 0 = 1 = 1 0 = 1 = = = 0 = 1 = 0
–   Bobcat 3.25 64-bit2725+17
−17		(−33)7 − 9
(+4−6=6)		43.8%
7.0 / 16
99.5%
−70
0 1 0 = 1 = 0 = = = = 1 0 1 0 0
–   Octochess r4984 64-bit2724+31
−32		(−34)8.5 − 7.5
(+4−3=9)		53.1%
8.5 / 16
96.6%
−20
1 = = 1 0 1 = = = = 0 = 0 = = 1
–   EXchess 7.03b 64-bit2723+32
−32		(−35)2.5 − 2.5
(+2−2=1)		50.0%
2.5 / 5
96.7%
−24
= 0 0 1 1
–   Cheng4 0.35a 64-bit2718+30
−30		(−40)2 − 0
(+2−0=0)		100.0%
2.0 / 2
98.5%
+INF
1 1
–   Rhetoric 1.4 64-bit2712+28
−28		(−46)5 − 5
(+4−4=2)		50.0%
5.0 / 10
99.7%
−40
0 0 = 0 1 1 = 0 1 1
–   Arasan 16.0 64-bit2711+32
−32		(−47)3 − 1
(+2−0=2)		75.0%
3.0 / 4
99.3%
+95
= 1 = 1
–   iCE 1.0 64-bit2706+17
−17		(−52)12 − 12
(+9−9=6)		50.0%
12.0 / 24
100.0%
−52
1 0 0 = 1 = 0 = 0 0 0 = 1 1 1 0 = 0 1 0 = 1 1 1
–   ProDeo 1.862701+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-bit2701+30
−30		(−57)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
99.9%
+2
= = 1 =
–   Chronos 1.9.8 64-bit2695+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-bit2695+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		(−68)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+88
1 = = 1
–   Atlas 3.60 64-bit2688+23
−23		(−70)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−70
= 0 1 =
–   EXchess 6.71b 64-bit2685+32
−32		(−73)6.5 − 3.5
(+4−1=5)		65.0%
6.5 / 10
100.0%
+13
1 1 = = = 1 1 = = 0
–   Tucano 5.00 64-bit2679+18
−18		(−79)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+71
= = 1 1
–   Daydreamer 1.75 64-bit2679+17
−17		(−79)2 − 4
(+1−3=2)		33.3%
2.0 / 6
100.0%
−192
= 0 1 0 0 =
–   Rodent 1.0 64-bit2678+27
−27		(−80)5.5 − 2.5
(+4−1=3)		68.8%
5.5 / 8
100.0%
+47
1 0 1 1 1 = = =
–   Deuterium 12.01.30.1070 64-bit2677+27
−27		(−81)2 − 1
(+2−1=0)		66.7%
2.0 / 3
100.0%
+52
0 1 1
–   ProDeo 1.852674+28
−28		(−84)4.5 − 1.5
(+4−1=1)		75.0%
4.5 / 6
100.0%
+111
1 1 0 1 = 1
–   RedQueen 1.1.3 64-bit2673+28
−28		(−85)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+203
1 1 1 =
–   Djinn 1.021 64-bit2666+14
−14		(−92)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+58
1 = = 1
–   Tucano 4.00 64-bit2665+25
−25		(−93)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−93
= 0 1 =
–   Pawny 1.0 64-bit2660+17
−17		(−98)13 − 5
(+11−3=4)		72.2%
13.0 / 18
100.0%
+63
0 1 = 1 1 0 1 0 1 1 1 1 = 1 = 1 1 =
–   RedQueen 1.1.97 64-bit2660+17
−18		(−98)6.5 − 5.5
(+5−4=3)		54.2%
6.5 / 12
100.0%
−66
= = 1 1 1 0 0 = 0 0 1 1
–   Vajolet 2.032660+24
−24		(−98)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+59
= 1
–   Atlas 3.50 64-bit2659+31
−31		(−99)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1 1
–   Godel 2.3.7 64-bit2657+23
−23		(−101)4.5 − 3.5
(+3−2=3)		56.3%
4.5 / 8
100.0%
−52
1 1 = 0 = 0 = 1
–   RedQueen 1.1.4 64-bit2653+28
−28		(−105)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+51
= 1
–   Rotor 0.82628+17
−17		(−130)3 − 1
(+3−1=0)		75.0%
3.0 / 4
100.0%
+105
0 1 1 1
–   Alfil 13.1 64-bit2626+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		(−134)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-bit2622+30
−30		(−136)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
100.0%
−228
1 0 = 0
927 games: 275 wins, 303 losses, 349 draws (37.6%), score: 48.5%

Rating changes by day

Rating changes with played games

Created in 2005-2013 by CCRL team
Last games added on July 7, 2018