CCRL 40/15
Downloads and Statistics
April 12, 2021
Testing summary:
Total: 1'235'231 games
played by 2'819 programs

White wins: 423'584 (34.3%)
Black wins: 311'244 (25.2%)
Draws: 500'403 (40.5%)
White score: 54.5%

Engine Details

Options
Show each game results
Scorpio 2.7.6 64-bit (2781+17
−17
)Quote
Author: Daniel Shawul (Ethiopia) Link: WBEC
This is one of the 32 Scorpio versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Alfil 15.7 64-bit3056+13
−13
(+275)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+275
–   Protector 1.5.0 64-bit2984+13
−13
(+203)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
–   Hannibal 1.3 64-bit2962+17
−17
(+181)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+170
–   Hakkapeliitta 3.0 64-bit2953+12
−12
(+172)3 − 7
(+1−5=4)
30.0%
3.0 / 10
0.0%
+44
–   Quazar 0.4 64-bit2904+10
−10
(+123)4.5 − 11.5
(+2−9=5)
28.1%
4.5 / 16
0.0%
−26
–   DiscoCheck 5.2 64-bit2899+18
−18
(+118)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+118
–   Booot 5.2.0 64-bit2893+15
−15
(+112)3.5 − 8.5
(+1−6=5)
29.2%
3.5 / 12
0.0%
−19
–   iCE 2.0 64-bit2892+17
−17
(+111)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+25
–   Spark 1.0 64-bit2892+12
−12
(+111)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+111
–   Cheng4 0.38 64-bit2889+23
−23
(+108)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−34
–   Vajolet2 1.45 64-bit2866+20
−20
(+85)1 − 5
(+0−4=2)
16.7%
1.0 / 6
0.0%
−146
–   Thinker 5.4d Inert 64-bit2864+15
−15
(+83)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−74
–   Arasan 18.0 64-bit2860+26
−26
(+79)2 − 8
(+1−7=2)
20.0%
2.0 / 10
0.0%
−150
–   Gaviota 1.0 64-bit2859+11
−11
(+78)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.0%
−41
–   Zappa Mexico II 64-bit2853+10
−10
(+72)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−78
–   EXchess 7.71b 64-bit2852+22
−22
(+71)7.5 − 4.5
(+6−3=3)
62.5%
7.5 / 12
0.0%
+161
–   MinkoChess 1.3 64-bit2852+14
−14
(+71)7.5 − 16.5
(+1−10=13)
31.3%
7.5 / 24
0.0%
−36
–   Andscacs 0.70 64-bit2851+27
−27
(+70)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+70
–   Rodent 1.7 64-bit2850+19
−19
(+69)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+69
–   Toga II 3.02850+16
−16
(+69)13 − 13
(+10−10=6)
50.0%
13.0 / 26
0.0%
+70
–   Nemo 1.0.1 64-bit2847+12
−12
(+66)9 − 13
(+5−9=8)
40.9%
9.0 / 22
0.0%
+6
–   Atlas 3.80 64-bit2847+14
−14
(+66)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   Vajolet2 1.28 64-bit2845+22
−22
(+64)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−219
–   Arasan 17.4 64-bit2842+26
−26
(+61)7.5 − 5.5
(+5−3=5)
57.7%
7.5 / 13
0.0%
+106
–   Arasan 17.5 64-bit2840+25
−25
(+59)1.5 − 4.5
(+0−3=3)
25.0%
1.5 / 6
0.0%
−93
–   Critter 0.60 64-bit2840+25
−25
(+59)3.5 − 6.5
(+2−5=3)
35.0%
3.5 / 10
0.0%
−45
–   Protector 1.3.4 64-bit2839+24
−24
(+58)3 − 7
(+2−6=2)
30.0%
3.0 / 10
0.0%
−88
–   Onno 1.2.70 64-bit2834+16
−16
(+53)3 − 1
(+2−0=2)
75.0%
3.0 / 4
0.0%
+195
–   SmarThink 1.50 64-bit2830+24
−24
(+49)1 − 7
(+0−6=2)
12.5%
1.0 / 8
0.0%
−240
–   Deep Junior 11.2 64-bit2828+25
−25
(+47)4 − 6
(+3−5=2)
40.0%
4.0 / 10
0.1%
−31
–   NirvanaChess 1.8 64-bit2827+25
−25
(+46)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.1%
−INF
–   Texel 1.02 64-bit2827+28
−28
(+46)5 − 7
(+3−5=4)
41.7%
5.0 / 12
0.3%
−9
–   DisasterArea 1.54 64-bit2827+18
−18
(+46)6 − 12
(+3−9=6)
33.3%
6.0 / 18
0.0%
−62
–   Pedone 1.2 64-bit2825+26
−26
(+44)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
0.2%
+71
–   Murka 3 64-bit2823+12
−12
(+42)12.5 − 12.5
(+8−8=9)
50.0%
12.5 / 25
0.0%
+42
–   DisasterArea 1.542822+31
−31
(+41)4 − 10
(+0−6=8)
28.6%
4.0 / 14
1.1%
−78
–   NirvanaChess 1.6 64-bit2821+28
−27
(+40)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
0.8%
+99
–   NirvanaChess 1.5 64-bit2821+29
−29
(+40)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.8%
−116
–   SmarThink 1.40 64-bit2821+32
−32
(+40)6 − 8
(+5−7=2)
42.9%
6.0 / 14
1.4%
−14
–   Tornado 4.88 64-bit2819+16
−16
(+38)8 − 12
(+6−10=4)
40.0%
8.0 / 20
0.0%
−34
–   Tornado 6.0 64-bit2819+21
−21
(+38)3 − 8
(+1−6=4)
27.3%
3.0 / 11
0.2%
−107
–   Onno 1.0 64-bit2818+17
−17
(+37)3.5 − 6.5
(+1−4=5)
35.0%
3.5 / 10
0.1%
−53
–   EXchess 7.51b 64-bit2816+27
−27
(+35)9 − 8
(+6−5=6)
52.9%
9.0 / 17
1.4%
+55
–   Tornado 7.0 64-bit2816+19
−19
(+35)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.3%
−107
–   GNU Chess 5.60 64-bit2813+16
−16
(+32)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
0.3%
+179
–   Arasan 17.0 64-bit2811+31
−31
(+30)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
4.7%
−52
–   Crafty 23.8 64-bit2811+23
−23
(+30)3.5 − 8.5
(+2−7=3)
29.2%
3.5 / 12
1.9%
−115
–   Deuterium 14.1.32.119 64-bit2808+25
−25
(+27)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
3.6%
+184
–   Rodent 1.6 64-bit2805+30
−30
(+24)7 − 7
(+3−3=8)
50.0%
7.0 / 14
8.7%
+24
–   Dirty 10Apr2015 64-bit2805+24
−24
(+24)7 − 5
(+5−3=4)
58.3%
7.0 / 12
4.9%
+87
–   Crafty 24.1 64-bit2803+22
−22
(+22)13 − 10
(+10−7=6)
56.5%
13.0 / 23
5.8%
+66
–   DiscoCheck 5.0.1 64-bit2803+32
−32
(+22)1 − 1
(+1−1=0)
50.0%
1.0 / 2
11.9%
+22
–   Arasan 17.3 64-bit2801+30
−30
(+20)4 − 4
(+3−3=2)
50.0%
4.0 / 8
11.8%
+20
–   Hannibal 1.0a 32-bit2800+12
−12
(+19)8 − 6
(+5−3=6)
57.1%
8.0 / 14
3.1%
+53
–   Cheng4 0.36c 64-bit2798+18
−18
(+17)6.5 − 14.5
(+2−10=9)
31.0%
6.5 / 21
7.9%
−100
–   Pedone 1.1 64-bit2797+24
−24
(+16)1.5 − 1.5
(+1−1=1)
50.0%
1.5 / 3
14.5%
+1
–   Hiarcs Paderborn 20072795+18
−18
(+14)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
12.4%
+156
–   Arasan 17.1 64-bit2791+31
−31
(+10)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
28.8%
−146
–   Loop 13.6 (Loop 2007) 64-bit2789+15
−16
(+8)6.5 − 3.5
(+6−3=1)
65.0%
6.5 / 10
23.1%
+129
–   Crafty 23.6 64-bit2788+25
−25
(+7)8.5 − 5.5
(+5−2=7)
60.7%
8.5 / 14
33.3%
+74
–   Arasan 17.2 64-bit2788+28
−28
(+7)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
33.6%
−281
–   Atlas 3.70em 64-bit2787+22
−22
(+6)7 − 5
(+5−3=4)
58.3%
7.0 / 12
32.5%
+61
–   Fizbo 1.1 64-bit2786+24
−24
(+5)3 − 1
(+2−0=2)
75.0%
3.0 / 4
37.7%
+155
–   Texel 1.01 64-bit2786+21
−21
(+5)1 − 3
(+0−2=2)
25.0%
1.0 / 4
35.4%
−152
–   The Baron 3.29 64-bit2785+18
−18
(+4)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
37.4%
−138
–   Rodent 1.5 64-bit2784+21
−21
(+3)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
41.5%
+145
–   Arasan 16.3 64-bit2782+28
−28
(+1)2 − 2
(+1−1=2)
50.0%
2.0 / 4
47.9%
+1
–   Glaurung 2.2 64-bit2781+16
−16
(0)8 − 8
(+4−4=8)
50.0%
8.0 / 16
48.6%
−7
–   Gaviota 0.86 64-bit2781+21
−21
(0)4 − 2
(+3−1=2)
66.7%
4.0 / 6
50.2%
+110
–   Bright 0.5c2778+12
−12
(−3)5 − 3
(+2−0=6)
62.5%
5.0 / 8
60.8%
+60
–   Jonny 4.002777+11
−11
(−4)1.5 − 6.5
(+1−6=1)
18.8%
1.5 / 8
64.2%
−265
–   Rhetoric 1.4.1 64-bit2776+17
−17
(−5)7 − 7
(+4−4=6)
50.0%
7.0 / 14
67.2%
−5
–   EXchess 7.31b 64-bit2776+27
−28
(−5)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
61.6%
−56
–   EXchess 7.18b 64-bit2775+23
−23
(−6)4 − 4
(+3−3=2)
50.0%
4.0 / 8
67.4%
−12
–   Naraku 1.42774+16
−16
(−7)3.5 − 4.5
(+3−4=1)
43.8%
3.5 / 8
72.0%
−51
–   Frenzee 3.5.19 64-bit2773+14
−14
(−8)13 − 11
(+9−7=8)
54.2%
13.0 / 24
77.6%
+19
–   Fruit 05/11/032773+20
−20
(−8)4 − 2
(+2−0=4)
66.7%
4.0 / 6
72.0%
+86
–   Octochess r5190 64-bit2772+15
−15
(−9)14 − 16
(+10−12=8)
46.7%
14.0 / 30
80.4%
−32
–   Crafty 24.0 64-bit2771+28
−28
(−10)2 − 2
(+2−2=0)
50.0%
2.0 / 4
73.1%
−10
–   EXchess 7.26b 64-bit2771+27
−27
(−10)6.5 − 7.5
(+2−3=9)
46.4%
6.5 / 14
73.6%
−27
–   Dirty 20Apr2013 64-bit2769+16
−16
(−12)31 − 29
(+20−18=22)
51.7%
31.0 / 60
85.6%
0
–   Glaurung 2.1 64-bit2769+19
−19
(−12)2 − 0
(+2−0=0)
100.0%
2.0 / 2
82.9%
+INF
–   Thinker 5.3b Passive 64-bit2765+24
−24
(−16)2 − 2
(+2−2=0)
50.0%
2.0 / 4
85.8%
+14
–   SmarThink 1.20 64-bit2764+18
−18
(−17)8.5 − 3.5
(+7−2=3)
70.8%
8.5 / 12
92.0%
+134
–   Texel 1.01 32-bit2764+28
−28
(−17)6 − 4
(+5−3=2)
60.0%
6.0 / 10
84.6%
+51
–   NirvanaChess 1.4 64-bit2762+29
−30
(−19)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
87.0%
−111
–   BugChess2 1.9 64-bit2760+13
−13
(−21)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
97.6%
+136
–   DiscoCheck 4.3 64-bit2758+27
−27
(−23)12.5 − 9.5
(+9−6=7)
56.8%
12.5 / 22
92.3%
+17
–   Rodent 1.4 64-bit2758+23
−23
(−23)9 − 11
(+5−7=8)
45.0%
9.0 / 20
94.5%
−56
–   GNU Chess 5.50 64-bit2757+19
−19
(−24)14.5 − 17.5
(+9−12=11)
45.3%
14.5 / 32
97.4%
−50
–   Bison 9.11 64-bit2756+13
−13
(−25)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
99.1%
−84
–   Dirty 05Sep2012 64-bit2754+23
−23
(−27)6 − 8
(+3−5=6)
42.9%
6.0 / 14
97.3%
−65
–   Ktulu 92752+12
−12
(−29)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
99.7%
−171
–   Andscacs 0.64 64-bit2751+24
−25
(−30)3 − 3
(+2−2=2)
50.0%
3.0 / 6
97.8%
−30
–   EXchess 7.11b 64-bit2743+31
−31
(−38)9.5 − 4.5
(+7−2=5)
67.9%
9.5 / 14
98.5%
+80
–   Rodent 1.3 64-bit2740+28
−29
(−41)2.5 − 3.5
(+0−1=5)
41.7%
2.5 / 6
99.3%
−78
–   Arasan 16.2 64-bit2738+32
−32
(−43)1 − 1
(+1−1=0)
50.0%
1.0 / 2
98.9%
−43
–   Arasan 16.1 64-bit2738+31
−31
(−43)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
99.2%
+113
–   Andscacs 0.63 64-bit2733+31
−31
(−48)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
99.7%
+234
–   Deuterium 13.1.31.113 64-bit2730+25
−26
(−51)5 − 3
(+3−1=4)
62.5%
5.0 / 8
100.0%
+13
–   Octochess r5132 64-bit2729+31
−31
(−52)5.5 − 6.5
(+3−4=5)
45.8%
5.5 / 12
99.8%
−75
–   Arasan 15.6 64-bit2729+30
−30
(−52)16.5 − 9.5
(+10−3=13)
63.5%
16.5 / 26
99.9%
+32
–   Godel 3.4.9 64-bit2727+14
−14
(−54)11.5 − 8.5
(+8−5=7)
57.5%
11.5 / 20
100.0%
−7
–   Bobcat 3.25 64-bit2725+17
−17
(−56)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Octochess r4984 64-bit2723+31
−31
(−58)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
99.9%
+27
–   Cheng4 0.35a 64-bit2718+30
−30
(−63)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   EXchess 7.03b 64-bit2718+32
−32
(−63)2.5 − 0.5
(+2−0=1)
83.3%
2.5 / 3
100.0%
+196
–   Hakkapeliitta 2.0 64-bit2714+25
−25
(−67)4 − 2
(+3−1=2)
66.7%
4.0 / 6
100.0%
+43
–   iCE 1.0 64-bit2706+17
−17
(−75)7.5 − 4.5
(+4−1=7)
62.5%
7.5 / 12
100.0%
−2
–   Rhetoric 1.4 64-bit2705+26
−26
(−76)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+150
–   NirvanaChess 1.2 64-bit2702+30
−30
(−79)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+70
–   Rhetoric 1.2 64-bit2695+25
−25
(−86)5 − 3
(+4−2=2)
62.5%
5.0 / 8
100.0%
+7
–   Chronos 1.9.8 64-bit2691+31
−31
(−90)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−31
–   Tucano 5.00 64-bit2679+18
−18
(−102)6 − 2
(+4−0=4)
75.0%
6.0 / 8
100.0%
+51
–   Rodent 1.0 64-bit2678+27
−27
(−103)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−103
–   Cheese 1.7 64-bit2678+21
−21
(−103)3 − 1
(+3−1=0)
75.0%
3.0 / 4
100.0%
+132
–   Deuterium 12.01.30.1070 64-bit2677+27
−27
(−104)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−246
–   RedQueen 1.1.3 64-bit2675+21
−21
(−106)1 − 1
(+0−0=2)
50.0%
1.0 / 2
100.0%
−106
–   ProDeo 1.852674+28
−28
(−107)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
–   Djinn 1.021 64-bit2667+13
−13
(−114)5.5 − 2.5
(+3−0=5)
68.8%
5.5 / 8
100.0%
−8
–   LoopList 6.002665+25
−25
(−116)9 − 1
(+8−0=2)
90.0%
9.0 / 10
100.0%
+211
–   Tucano 4.00 64-bit2665+25
−25
(−116)2 − 2
(+2−2=0)
50.0%
2.0 / 4
100.0%
−116
–   Vajolet 2.032661+24
−24
(−120)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−215
–   Pawny 1.0 64-bit2660+17
−17
(−121)9.5 − 4.5
(+7−2=5)
67.9%
9.5 / 14
100.0%
−5
–   RedQueen 1.1.97 64-bit2660+17
−17
(−121)13 − 3
(+11−1=4)
81.3%
13.0 / 16
100.0%
+113
–   Atlas 3.50 64-bit2659+31
−31
(−122)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−278
–   Godel 2.3.7 64-bit2657+23
−23
(−124)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−124
–   RedQueen 1.1.4 64-bit2653+28
−28
(−128)1 − 1
(+0−0=2)
50.0%
1.0 / 2
100.0%
−128
–   Philou 3.7.1 64-bit2651+13
−13
(−130)1 − 1
(+0−0=2)
50.0%
1.0 / 2
100.0%
−130
–   CM10th Pestilence2644+23
−23
(−137)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+5
–   Cheng3 1.07 64-bit2635+21
−21
(−146)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+11
–   Sjakk 2.2 64-bit2632+15
−15
(−149)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+140
–   Chess Tiger 2007 Gambit2629+29
−29
(−152)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−308
–   Alfil 13.1 64-bit2628+17
−17
(−153)4.5 − 1.5
(+3−0=3)
75.0%
4.5 / 6
100.0%
+4
–   Rotor 0.82628+17
−17
(−153)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
–   Pedone 0.5 64-bit2626+29
−29
(−155)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−250
–   NoraGrace 2.0 64-bit2623+15
−15
(−158)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
100.0%
−240
–   Nebula 2.0 64-bit2621+14
−14
(−160)1 − 1
(+1−1=0)
50.0%
1.0 / 2
100.0%
−160
–   Capivara LK 0.09b02f 64-bit2569+17
−17
(−212)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF

Rating changes by day

Rating changes with played games


Created in 2005-2013 by CCRL team
Last games added on April 12, 2021