CCRL 40/40
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 1'104'002 games
played by 2'573 programs
150928 CPU days (X2 4600+)

White wins: 382'601 (34.7%)
Black wins: 284'129 (25.7%)
Draws: 437'272 (39.6%)
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-bit2924+24
−24
(+167)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+71
–   Arasan 19.1 64-bit2922+22
−22
(+165)1.5 − 8.5
(+0−7=3)
15.0%
1.5 / 10
0.0%
−85
–   Quazar 0.4 64-bit2905+10
−10
(+148)1 − 7
(+0−6=2)
12.5%
1.0 / 8
0.0%
−138
–   Booot 5.2.0 64-bit2894+15
−15
(+137)5 − 17
(+1−13=8)
22.7%
5.0 / 22
0.0%
−45
–   iCE 2.0 64-bit2892+17
−17
(+135)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
0.0%
+89
–   Quazar 0.4 32-bit2879+12
−12
(+122)3.5 − 6.5
(+3−6=1)
35.0%
3.5 / 10
0.0%
0
–   Gaviota 1.0 64-bit2860+11
−11
(+103)4 − 2
(+3−1=2)
66.7%
4.0 / 6
0.0%
+207
–   MinkoChess 1.3 64-bit2854+14
−14
(+97)5 − 7
(+2−4=6)
41.7%
5.0 / 12
0.0%
+48
–   Toga II 3.02850+16
−16
(+93)3 − 11
(+1−9=4)
21.4%
3.0 / 14
0.0%
−109
–   Nemo 1.0.1 64-bit2847+12
−12
(+90)3.5 − 8.5
(+1−6=5)
29.2%
3.5 / 12
0.0%
−42
–   Vajolet2 1.28 64-bit2846+22
−22
(+89)3 − 5
(+2−4=2)
37.5%
3.0 / 8
0.0%
−1
–   Booot 5.1.02844+10
−10
(+87)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−55
–   Protector 1.3.4 64-bit2840+24
−24
(+83)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.0%
+55
–   Critter 0.60 64-bit2840+25
−25
(+83)3.5 − 6.5
(+2−5=3)
35.0%
3.5 / 10
0.0%
−17
–   SmarThink 1.50 64-bit2831+24
−24
(+74)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
0.0%
+21
–   NirvanaChess 1.8 64-bit2828+25
−25
(+71)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−86
–   Texel 1.02 64-bit2828+28
−28
(+71)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+60
–   Murka 3 64-bit2824+13
−12
(+67)2.5 − 11.5
(+0−9=5)
17.9%
2.5 / 14
0.0%
−152
–   NirvanaChess 1.5 64-bit2822+29
−29
(+65)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+65
–   NirvanaChess 1.6 64-bit2821+27
−27
(+64)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+64
–   Tornado 4.88 64-bit2820+15
−15
(+63)5 − 7
(+3−5=4)
41.7%
5.0 / 12
0.0%
+11
–   Arasan 17.0 64-bit2811+31
−31
(+54)3 − 1
(+2−0=2)
75.0%
3.0 / 4
0.2%
+203
–   Crafty 23.8 64-bit2811+23
−23
(+54)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.0%
+30
–   NirvanaChess 1.7 64-bit2811+31
−31
(+54)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.1%
−19
–   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
–   DiscoCheck 5.0.1 64-bit2803+32
−32
(+46)0.5 − 2.5
(+0−2=1)
16.7%
0.5 / 3
0.8%
−189
–   Crafty 24.1 64-bit2803+22
−22
(+46)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.1%
−INF
–   Hannibal 1.0a 32-bit2801+12
−12
(+44)5 − 9
(+2−6=6)
35.7%
5.0 / 14
0.0%
−38
–   Cheng4 0.36c 64-bit2798+18
−18
(+41)9.5 − 8.5
(+5−4=9)
52.8%
9.5 / 18
0.1%
+56
–   Hiarcs Paderborn 20072795+18
−18
(+38)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.2%
+38
–   Arasan 17.1 64-bit2791+31
−31
(+34)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
3.1%
+9
–   Loop 13.6 (Loop 2007) 64-bit2790+16
−16
(+33)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.4%
−117
–   Arasan 17.2 64-bit2788+28
−28
(+31)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
3.3%
−93
–   Texel 1.01 64-bit2787+21
−21
(+30)2.5 − 3.5
(+2−3=1)
41.7%
2.5 / 6
2.0%
−29
–   Atlas 3.70em 64-bit2787+22
−22
(+30)3.5 − 6.5
(+3−6=1)
35.0%
3.5 / 10
1.8%
−95
–   Crafty 23.6 64-bit2787+25
−25
(+30)2 − 4
(+1−3=2)
33.3%
2.0 / 6
2.8%
−74
–   Rodent 1.5 64-bit2784+21
−21
(+27)1 − 1
(+1−1=0)
50.0%
1.0 / 2
2.8%
+27
–   Glaurung 2.2 64-bit2783+16
−16
(+26)5 − 3
(+3−1=4)
62.5%
5.0 / 8
2.0%
+79
–   Arasan 16.3 64-bit2782+28
−28
(+25)5 − 5
(+4−4=2)
50.0%
5.0 / 10
6.9%
+25
–   Gaviota 0.86 64-bit2781+21
−21
(+24)5.5 − 6.5
(+4−5=3)
45.8%
5.5 / 12
4.5%
−11
–   Scorpio 2.7.6 64-bit2781+17
−17
(+24)17.5 − 14.5
(+12−9=11)
54.7%
17.5 / 32
2.6%
+50
–   Jonny 4.002779+11
−11
(+22)1 − 1
(+0−0=2)
50.0%
1.0 / 2
2.5%
+22
–   Bright 0.5c2778+12
−12
(+21)1 − 1
(+1−1=0)
50.0%
1.0 / 2
3.5%
+21
–   Scorpio 2.7.5 64-bit2778+27
−27
(+21)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
11.0%
−121
–   Rhetoric 1.4.1 64-bit2776+17
−18
(+19)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
7.4%
−33
–   Naraku 1.42776+16
−16
(+19)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
6.7%
+104
–   EXchess 7.31b 64-bit2776+27
−27
(+19)1 − 1
(+1−1=0)
50.0%
1.0 / 2
12.4%
+19
–   EXchess 7.18b 64-bit2775+23
−23
(+18)4.5 − 3.5
(+4−3=1)
56.3%
4.5 / 8
11.8%
+63
–   Frenzee 3.5.19 64-bit2775+14
−14
(+18)6.5 − 9.5
(+3−6=7)
40.6%
6.5 / 16
6.8%
−40
–   Octochess r5190 64-bit2772+15
−15
(+15)24 − 26
(+12−14=24)
48.0%
24.0 / 50
10.3%
+3
–   Crafty 24.0 64-bit2771+28
−28
(+14)4 − 6
(+3−5=2)
40.0%
4.0 / 10
20.1%
−54
–   EXchess 7.26b 64-bit2771+27
−27
(+14)10.5 − 7.5
(+8−5=5)
58.3%
10.5 / 18
19.2%
+68
–   Dirty 20Apr2013 64-bit2769+16
−16
(+12)12 − 20
(+7−15=10)
37.5%
12.0 / 32
16.2%
−72
–   Glaurung 2.1 64-bit2768+19
−19
(+11)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
20.4%
−20
–   Thinker 5.3b Passive 64-bit2765+24
−24
(+8)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
30.0%
+101
–   SmarThink 1.20 64-bit2764+18
−18
(+7)2 − 2
(+1−1=2)
50.0%
2.0 / 4
31.1%
+17
–   Texel 1.01 32-bit2764+28
−28
(+7)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
32.8%
+38
–   BugChess2 1.9 64-bit2760+13
−13
(+3)4 − 6
(+2−4=4)
40.0%
4.0 / 10
40.4%
−60
–   Rodent 1.4 64-bit2759+23
−23
(+2)1 − 1
(+0−0=2)
50.0%
1.0 / 2
45.7%
+2
–   DiscoCheck 4.3 64-bit2758+27
−27
(+1)11 − 9
(+6−4=10)
55.0%
11.0 / 20
46.8%
+22
–   Bison 9.11 64-bit2755+13
−13
(−2)9 − 7
(+7−5=4)
56.3%
9.0 / 16
56.5%
+36
–   Dirty 05Sep2012 64-bit2754+23
−23
(−3)1 − 3
(+1−3=0)
25.0%
1.0 / 4
59.0%
−202
–   Ktulu 92754+12
−12
(−3)1 − 1
(+1−1=0)
50.0%
1.0 / 2
61.9%
−3
–   Andscacs 0.64 64-bit2751+24
−24
(−6)10.5 − 11.5
(+3−4=15)
47.7%
10.5 / 22
65.3%
−20
–   NirvanaChess 1.3 64-bit2748+31
−31
(−9)2 − 2
(+2−2=0)
50.0%
2.0 / 4
69.2%
−9
–   Cheng4 0.36a 64-bit2747+30
−30
(−10)2 − 2
(+1−1=2)
50.0%
2.0 / 4
70.5%
−10
–   EXchess 7.11b 64-bit2743+31
−31
(−14)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
78.3%
+181
–   Rodent 1.3 64-bit2740+29
−29
(−17)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
83.6%
+10
–   Chronos 1.9.9 64-bit2738+13
−13
(−19)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
95.1%
+18
–   Arasan 16.1 64-bit2738+31
−31
(−19)1 − 1
(+0−0=2)
50.0%
1.0 / 2
85.1%
−19
–   Arasan 16.2 64-bit2738+32
−32
(−19)1 − 1
(+1−1=0)
50.0%
1.0 / 2
83.8%
−19
–   Toga II 1.2 32-bit2735+25
−25
(−22)7.5 − 2.5
(+7−2=1)
75.0%
7.5 / 10
91.7%
+181
–   Deuterium 13.1.31.113 64-bit2729+26
−26
(−28)6 − 4
(+4−2=4)
60.0%
6.0 / 10
96.1%
+35
–   Arasan 15.6 64-bit2729+30
−30
(−28)10.5 − 5.5
(+7−2=7)
65.6%
10.5 / 16
94.0%
+74
–   Octochess r5132 64-bit2729+31
−31
(−28)3 − 1
(+2−0=2)
75.0%
3.0 / 4
93.6%
+121
–   Godel 3.4.9 64-bit2727+14
−14
(−30)9.5 − 10.5
(+5−6=9)
47.5%
9.5 / 20
99.5%
−42
–   Bobcat 3.25 64-bit2725+17
−17
(−32)7 − 9
(+4−6=6)
43.8%
7.0 / 16
99.5%
−69
–   Octochess r4984 64-bit2723+31
−31
(−34)8.5 − 7.5
(+4−3=9)
53.1%
8.5 / 16
96.7%
−20
–   Cheng4 0.35a 64-bit2718+30
−30
(−39)2 − 0
(+2−0=0)
100.0%
2.0 / 2
98.4%
+INF
–   EXchess 7.03b 64-bit2718+32
−32
(−39)2.5 − 2.5
(+2−2=1)
50.0%
2.5 / 5
98.0%
−28
–   Arasan 16.0 64-bit2711+32
−32
(−46)3 − 1
(+2−0=2)
75.0%
3.0 / 4
99.2%
+96
–   Rhetoric 1.4 64-bit2706+26
−26
(−51)5 − 5
(+4−4=2)
50.0%
5.0 / 10
99.9%
−45
–   iCE 1.0 64-bit2706+17
−17
(−51)12 − 12
(+9−9=6)
50.0%
12.0 / 24
100.0%
−51
–   ProDeo 1.862701+30
−30
(−56)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
99.9%
−138
–   NirvanaChess 1.2 64-bit2701+30
−30
(−56)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
99.9%
+3
–   Rhetoric 1.2 64-bit2695+25
−25
(−62)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
100.0%
+90
–   Chronos 1.9.8 64-bit2691+31
−31
(−66)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+187
–   Rodent 1.2 64-bit2690+32
−32
(−67)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+89
–   Atlas 3.60 64-bit2687+22
−23
(−70)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−70
–   EXchess 6.71b 64-bit2683+32
−32
(−74)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
100.0%
+12
–   Daydreamer 1.75 64-bit2679+16
−16
(−78)2 − 4
(+1−3=2)
33.3%
2.0 / 6
100.0%
−191
–   Tucano 5.00 64-bit2679+18
−18
(−78)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+72
–   Rodent 1.0 64-bit2677+27
−27
(−80)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
100.0%
+47
–   Deuterium 12.01.30.1070 64-bit2676+27
−27
(−81)2 − 1
(+2−1=0)
66.7%
2.0 / 3
100.0%
+52
–   ProDeo 1.852674+28
−28
(−83)4.5 − 1.5
(+4−1=1)
75.0%
4.5 / 6
100.0%
+112
–   RedQueen 1.1.3 64-bit2670+24
−24
(−87)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+202
–   Djinn 1.021 64-bit2667+14
−13
(−90)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+60
–   Tucano 4.00 64-bit2665+25
−25
(−92)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−92
–   Vajolet 2.032660+24
−24
(−97)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+60
–   RedQueen 1.1.97 64-bit2660+17
−17
(−97)6.5 − 5.5
(+5−4=3)
54.2%
6.5 / 12
100.0%
−65
–   Atlas 3.50 64-bit2659+31
−31
(−98)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Pawny 1.0 64-bit2659+17
−17
(−98)13 − 5
(+11−3=4)
72.2%
13.0 / 18
100.0%
+63
–   Godel 2.3.7 64-bit2657+23
−23
(−100)4.5 − 3.5
(+3−2=3)
56.3%
4.5 / 8
100.0%
−51
–   RedQueen 1.1.4 64-bit2653+28
−28
(−104)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+52
–   Rotor 0.82628+17
−17
(−129)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+106
–   Alfil 13.1 64-bit2628+17
−17
(−129)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+106
–   Pedone 0.5 64-bit2626+29
−29
(−131)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−223
–   Nebula 2.0 64-bit2621+14
−14
(−136)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
100.0%
+38

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Created in 2005-2013 by CCRL team
Last games added on December 7, 2019