CCRL 40/15
Downloads and Statistics
May 8, 2021
Testing summary:
Total: 1'242'291 games
played by 2'843 programs

White wins: 425'658 (34.3%)
Black wins: 312'703 (25.2%)
Draws: 503'930 (40.6%)
White score: 54.5%

Engine Details

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Show each game results
Cheng 4.39 64-bit 4CPU#66  (3008+15
−15
)Quote
Author: Martin Sedlak (Czech Republic) Link: Homepage
This is one of the 18 Cheng versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Fritz 15 64-bit 4CPU3159+12
−12
(+151)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+151
–   NirvanaChess 2.3 64-bit 4CPU3150+18
−18
(+142)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
–   Bouquet 1.8 64-bit 4CPU3147+11
−11
(+139)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−151
–   Andscacs 0.86 64-bit 4CPU3144+20
−20
(+136)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+136
–   Rybka 4.1 64-bit 4CPU3142+9
−9
(+134)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.0%
+134
–   NirvanaChess 2.2 64-bit 4CPU3138+17
−17
(+130)2 − 2
(+1−1=2)
50.0%
2.0 / 4
0.0%
+130
–   Protector 1.9.0 64-bit 4CPU3137+15
−15
(+129)3.5 − 13.5
(+0−10=7)
20.6%
3.5 / 17
0.0%
−60
–   Alfil 15.7 64-bit 4CPU3135+17
−17
(+127)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−162
–   Wasp 3.75 64-bit 4CPU3135+28
−28
(+127)6.5 − 13.5
(+3−10=7)
32.5%
6.5 / 20
0.0%
+10
–   Andscacs 0.85 64-bit 4CPU3131+25
−25
(+123)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
0.0%
+265
–   Texel 1.06 64-bit 4CPU3130+20
−20
(+122)4.5 − 16.5
(+1−13=7)
21.4%
4.5 / 21
0.0%
−71
–   Sting SF 6 64-bit 4CPU3130+28
−28
(+122)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
0.0%
−34
–   Chiron 3.01 64-bit 4CPU3128+24
−24
(+120)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.0%
+9
–   Wasp 3.60 64-bit 4CPU3124+33
−33
(+116)8 − 17
(+4−13=8)
32.0%
8.0 / 25
0.0%
−4
–   Protector 1.8.0 64-bit 4CPU3122+28
−27
(+114)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+114
–   BlackMamba 2.0 64-bit 4CPU3121+15
−15
(+113)2 − 6
(+1−5=2)
25.0%
2.0 / 8
0.0%
−74
–   Fizbo 1.7 64-bit 4CPU3118+27
−27
(+110)5.5 − 8.5
(+0−3=11)
39.3%
5.5 / 14
0.0%
+55
–   Vitruvius 1.11C 64-bit 4CPU3116+14
−14
(+108)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
−42
–   Sting SF 5 64-bit 4CPU3115+25
−25
(+107)5.5 − 8.5
(+2−5=7)
39.3%
5.5 / 14
0.0%
+44
–   Hannibal 1.5 64-bit 4CPU3108+19
−19
(+100)3.5 − 8.5
(+0−5=7)
29.2%
3.5 / 12
0.0%
−16
–   Andscacs 0.83 64-bit 4CPU3102+29
−29
(+94)5.5 − 14.5
(+2−11=7)
27.5%
5.5 / 20
0.0%
−55
–   Xiphos 0.2.2 64-bit 4CPU3100+26
−26
(+92)4.5 − 11.5
(+1−8=7)
28.1%
4.5 / 16
0.0%
−45
–   Wasp 3.50 64-bit 4CPU3099+19
−19
(+91)1.5 − 4.5
(+1−4=1)
25.0%
1.5 / 6
0.0%
−105
–   Naum 4.6 64-bit 4CPU3093+14
−14
(+85)3.5 − 8.5
(+1−6=5)
29.2%
3.5 / 12
0.0%
−51
–   NirvanaChess 2.1c 64-bit 4CPU3093+23
−23
(+85)5.5 − 8.5
(+1−4=9)
39.3%
5.5 / 14
0.0%
+28
–   Chiron 2 64-bit 4CPU3083+15
−15
(+75)0.5 − 5.5
(+0−5=1)
8.3%
0.5 / 6
0.0%
−283
–   Texel 1.05 64-bit 4CPU3082+17
−17
(+74)4.5 − 7.5
(+1−4=7)
37.5%
4.5 / 12
0.0%
+5
–   Andscacs 0.82 64-bit 4CPU3080+29
−29
(+72)8.5 − 11.5
(+3−6=11)
42.5%
8.5 / 20
0.0%
+31
–   Andscacs 0.81 64-bit 4CPU3075+31
−32
(+67)6.5 − 4.5
(+4−2=5)
59.1%
6.5 / 11
0.0%
+111
–   Hannibal 1.4b 64-bit 4CPU3075+15
−15
(+67)4 − 6
(+1−3=6)
40.0%
4.0 / 10
0.0%
+15
–   Rodent III 0.276 64-bit 4CPU3066+29
−29
(+58)5 − 11
(+1−7=8)
31.3%
5.0 / 16
0.0%
−55
–   RubiChess 1.3 64-bit 4CPU3065+22
−22
(+57)4 − 6
(+3−5=2)
40.0%
4.0 / 10
0.0%
−17
–   Demolito 2018-10-29 64-bit 4CPU3063+30
−30
(+55)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
0.1%
+106
–   Defenchess 1.1f 64-bit 4CPU3063+18
−18
(+55)6 − 14
(+2−10=8)
30.0%
6.0 / 20
0.0%
−77
–   Texel 1.04 64-bit 4CPU3056+21
−21
(+48)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
0.0%
+75
–   Protector 1.5.0 64-bit 4CPU3054+18
−18
(+46)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
0.0%
+77
–   Alfil 15.8 64-bit 4CPU3054+22
−22
(+46)7 − 13
(+1−7=12)
35.0%
7.0 / 20
0.0%
−38
–   Hiarcs 14 4CPU3052+13
−13
(+44)7 − 19
(+1−13=12)
26.9%
7.0 / 26
0.0%
−96
–   Arasan 19.2 64-bit 4CPU3041+31
−31
(+33)1 − 1
(+0−0=2)
50.0%
1.0 / 2
3.2%
+33
–   Vajolet2 2.2 64-bit 4CPU3040+27
−27
(+32)9 − 13
(+5−9=8)
40.9%
9.0 / 22
1.9%
−29
–   Chiron 1.1a 64-bit 4CPU3038+20
−20
(+30)4 − 6
(+3−5=2)
40.0%
4.0 / 10
0.9%
−43
–   Wasp 2.6 64-bit 4CPU3037+18
−18
(+29)13 − 27
(+3−17=20)
32.5%
13.0 / 40
0.7%
−77
–   Gull R375 64-bit 4CPU3037+22
−22
(+29)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
1.7%
+1
–   Pedone 1.5 64-bit 4CPU3031+31
−31
(+23)9 − 13
(+3−7=12)
40.9%
9.0 / 22
9.5%
−32
–   Arasan 20.0 64-bit 4CPU3026+30
−30
(+18)9.5 − 9.5
(+4−4=11)
50.0%
9.5 / 19
13.5%
+18
–   Deep Junior 13 64-bit 4CPU3025+16
−16
(+17)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
6.5%
+41
–   Bobcat 8.0 64-bit 4CPU3024+21
−21
(+16)18.5 − 20.5
(+5−7=27)
47.4%
18.5 / 39
11.2%
+4
–   Pirarucu 2.7.4 64-bit 4CPU3024+21
−20
(+16)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
11.4%
+68
–   Deep Junior Yokohama 64-bit 4CPU3023+16
−16
(+15)16.5 − 11.5
(+10−5=13)
58.9%
16.5 / 28
9.4%
+69
–   Pirarucu 2.9.5 64-bit 4CPU3023+33
−33
(+15)5.5 − 4.5
(+3−2=5)
55.0%
5.5 / 10
21.7%
+42
–   Senpai 1.0 64-bit 4CPU3021+16
−17
(+13)14.5 − 7.5
(+7−0=15)
65.9%
14.5 / 22
11.3%
+98
–   Deep Junior 13.3 64-bit 4CPU3017+18
−18
(+9)1 − 1
(+0−0=2)
50.0%
1.0 / 2
23.5%
+9
–   Rybka 2.3.2a 64-bit 4CPU3016+13
−13
(+8)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
22.3%
+165
–   Deep Shredder 12 64-bit 4CPU3016+10
−10
(+8)3 − 7
(+1−5=4)
30.0%
3.0 / 10
19.6%
−122
–   Spike 1.4 Leiden 4CPU3014+11
−11
(+6)10 − 6
(+5−1=10)
62.5%
10.0 / 16
24.8%
+74
–   Crafty 25.2 64-bit 4CPU3012+16
−16
(+4)10.5 − 11.5
(+5−6=11)
47.7%
10.5 / 22
35.8%
−12
–   chess22k 1.10 64-bit 4CPU3011+22
−22
(+3)23.5 − 16.5
(+13−6=21)
58.8%
23.5 / 40
39.9%
+53
–   Nemorino 2.00 64-bit 4CPU3010+30
−30
(+2)10 − 10
(+5−5=10)
50.0%
10.0 / 20
44.8%
+2
–   Arasan 19.0.1 64-bit 4CPU3010+32
−31
(+2)1 − 1
(+0−0=2)
50.0%
1.0 / 2
45.2%
+2
–   Laser 1.3 64-bit 4CPU3008+30
−30
(0)12 − 8
(+6−2=12)
60.0%
12.0 / 20
48.6%
+55
–   Pedone 1.4.1 64-bit 4CPU2998+30
−30
(−10)5 − 3
(+2−0=6)
62.5%
5.0 / 8
70.8%
+49
–   Vajolet2 2.1 64-bit 4CPU2997+25
−25
(−11)21.5 − 16.5
(+13−8=17)
56.6%
21.5 / 38
76.8%
+28
–   Rybka 2.1 64-bit 4CPU2996+29
−29
(−12)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
76.1%
+159
–   SmarThink 1.97 64-bit2993+15
−16
(−15)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
90.1%
−45
–   Fizbo 1.5 64-bit 4CPU2991+27
−27
(−17)14.5 − 11.5
(+9−6=11)
55.8%
14.5 / 26
86.0%
+22
–   Scorpio 2.8 64-bit 4CPU2982+25
−25
(−26)23 − 13
(+15−5=16)
63.9%
23.0 / 36
95.8%
+59
–   Bobcat 7.6 64-bit 4CPU2977+31
−31
(−31)4 − 2
(+3−1=2)
66.7%
4.0 / 6
96.0%
+73
–   Arasan 18.3 64-bit 4CPU2971+30
−30
(−37)6 − 2
(+4−0=4)
75.0%
6.0 / 8
98.2%
+109
–   Arasan 18.2 64-bit 4CPU2969+28
−28
(−39)15.5 − 8.5
(+8−1=15)
64.6%
15.5 / 24
99.3%
+42
–   Spark 1.0 64-bit 4CPU2967+13
−13
(−41)6.5 − 5.5
(+3−2=7)
54.2%
6.5 / 12
100.0%
−19
–   Zappa Mexico II 64-bit 4CPU2967+10
−10
(−41)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+116
–   Winter 0.5 64-bit 4CPU2961+26
−26
(−47)6 − 4
(+3−1=6)
60.0%
6.0 / 10
99.8%
+12
–   Zappa Mexico 64-bit 4CPU2958+15
−15
(−50)6 − 4
(+3−1=6)
60.0%
6.0 / 10
100.0%
+8
–   EXchess 7.88b 64-bit 4CPU2955+29
−29
(−53)5 − 7
(+2−4=6)
41.7%
5.0 / 12
99.9%
−99
–   Naum 3 64-bit 4CPU2955+18
−18
(−53)5 − 5
(+2−2=6)
50.0%
5.0 / 10
100.0%
−49
–   Fizbo 1.31 64-bit 4CPU2954+30
−30
(−54)7 − 3
(+5−1=4)
70.0%
7.0 / 10
99.9%
+77
–   chess22k 1.10 64-bit2954+18
−18
(−54)28 − 14
(+20−6=16)
66.7%
28.0 / 42
100.0%
+53
–   Crafty 25.0 64-bit 4CPU2948+25
−25
(−60)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
+35
–   Stockfish 1.4 64-bit 4CPU2946+17
−17
(−62)4.5 − 5.5
(+3−4=3)
45.0%
4.5 / 10
100.0%
−102
–   Scorpio 2.7.9 64-bit 4CPU2944+22
−22
(−64)24.5 − 11.5
(+16−3=17)
68.1%
24.5 / 36
100.0%
+45
–   Gaviota 1.0 64-bit 4CPU2940+16
−16
(−68)10 − 9
(+2−1=16)
52.6%
10.0 / 19
100.0%
−54
–   The Baron 3.44 64-bit 4CPU2937+27
−28
(−71)5 − 5
(+2−2=6)
50.0%
5.0 / 10
100.0%
−74
–   Marvin 3.3.2 64-bit 4CPU2934+36
−37
(−74)6 − 4
(+4−2=4)
60.0%
6.0 / 10
100.0%
−10
–   Bobcat 7.1 64-bit 4CPU2930+31
−31
(−78)2.5 − 3.5
(+0−1=5)
41.7%
2.5 / 6
100.0%
−115
–   EXchess 7.71b 64-bit 4CPU2930+28
−28
(−78)12 − 8
(+7−3=10)
60.0%
12.0 / 20
100.0%
−20
–   Arasan 18.0 64-bit 4CPU2924+29
−29
(−84)14 − 6
(+9−1=10)
70.0%
14.0 / 20
100.0%
+38
–   DisasterArea 1.65 64-bit 4CPU2913+21
−21
(−95)10 − 10
(+6−6=8)
50.0%
10.0 / 20
100.0%
−99
–   Amoeba 2.6 64-bit2910+20
−20
(−98)0 − 1
(+0−1=0)
0.0%
0.0 / 1
100.0%
−INF
–   The Baron 3.41 64-bit 4CPU2901+20
−20
(−107)24 − 16
(+16−8=16)
60.0%
24.0 / 40
100.0%
−45
–   Bright 0.4a 4CPU2894+15
−15
(−114)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
100.0%
−23
–   Glaurung 2.2 64-bit 4CPU2894+16
−16
(−114)8 − 2
(+6−0=4)
80.0%
8.0 / 10
100.0%
+84
–   Tornado 7.0 64-bit 4CPU2892+25
−25
(−116)2 − 2
(+0−0=4)
50.0%
2.0 / 4
100.0%
−116
–   Tornado 4.88 64-bit 4CPU2884+26
−26
(−124)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
100.0%
−33
–   Pedone 1.3 64-bit 4CPU2880+29
−29
(−128)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−35
–   Fruit Reloaded 3.2.1 64-bit 4CPU2879+18
−18
(−129)16.5 − 13.5
(+12−9=9)
55.0%
16.5 / 30
100.0%
−96
–   The Baron 3.29 64-bit 4CPU2864+25
−25
(−144)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
100.0%
−76
–   Laser 1.0 64-bit 4CPU2787+37
−38
(−221)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
−71
–   Nebula 2.0 64-bit 4CPU2725+20
−20
(−283)0.5 − 0.5
(+0−0=1)
50.0%
0.5 / 1
100.0%
−252
–   Marvin 2.2.0 64-bit2718+25
−25
(−290)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   ECE X3 64-bit 4CPU2675+23
−23
(−333)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF
–   Delphil 3.2 64-bit 4CPU2553+31
−31
(−455)1 − 0
(+1−0=0)
100.0%
1.0 / 1
100.0%
+INF

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Rating changes with played games


Created in 2005-2013 by CCRL team
Last games added on May 8, 2021