CCRL 40/15
Downloads and Statistics
February 20, 2021
Testing summary:
Total: 1'218'554 games
played by 2'788 programs

White wins: 418'779 (34.4%)
Black wins: 308'204 (25.3%)
Draws: 491'571 (40.3%)
White score: 54.5%

Engine Details

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Show each game results
Chiron 2 64-bit 4CPU (3084+15
−14		)Quote
Author: Ubaldo Farina
This is one of the 12 Chiron versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Stockfish 6 64-bit 4CPU3290+14
−14		(+206)8 − 42
(+0−34=16)
16.0%
8.0 / 50
0.0%
−35
0 = 0 0 0 = 0 0 0 = 0 0 0 0 0 0 0 0 0 = = = = 0 = = 0 = = = 0 0 0 0 0 0 0 0 0 0 = 0 0 0 = 0 0 = 0 =
–   Komodo 8 64-bit 4CPU3284+16
−16		(+200)7 − 45
(+0−38=14)
13.5%
7.0 / 52
0.0%
−73
= = = 0 = 0 0 0 0 = = 0 0 0 = = 0 = 0 0 = 0 0 0 0 0 0 0 0 0 0 = 0 0 0 0 0 0 0 0 = = 0 0 0 0 0 0 0 0 0 =
–   Stockfish 5 64-bit 4CPU3268+15
−15		(+184)10 − 40
(+1−31=18)
20.0%
10.0 / 50
0.0%
−18
= = = 0 0 0 = 1 0 0 0 0 0 0 = 0 0 = 0 = 0 0 = 0 0 = = 0 = = 0 = 0 = 0 0 0 0 0 0 = 0 0 = 0 0 0 = 0 =
–   Houdini 4 64-bit 4CPU3241+10
−10		(+157)12 − 39
(+3−30=18)
23.5%
12.0 / 51
0.0%
−22
0 = 0 0 0 = 0 = 0 0 0 = = 1 = 0 0 0 0 0 0 0 = 0 = = = = = = 1 0 0 0 = 1 0 0 0 0 0 0 0 = = 0 0 0 = 0 =
–   Stockfish DD 64-bit 4CPU3233+17
−17		(+149)21 − 71
(+3−53=36)
22.8%
21.0 / 92
0.0%
−29
0 = = 0 0 0 0 = 0 0 0 = 0 = 0 0 0 0 = 0 = = 0 = 0 0 = 0 0 = 0 0 = = = = = 0 0 0 = = = 0 1 = = 0 0 0 0 = 0 0 0 0 = 0 = 1 0 0 = 0 = = = 0 0 0 = 0 = 0 = 0 = 0 = 0 1 0 = = 0 0 0 0 0 0 0 =
–   Houdini 4 Tactical 64-bit 4CPU3230+24
−24		(+146)11 − 23
(+3−15=16)
32.4%
11.0 / 34
0.0%
+38
= = 0 = 0 = 0 = = 0 1 0 0 = 0 0 0 = = = = = 0 0 0 1 = = 0 = 1 0 0 =
–   Komodo 7a 64-bit 4CPU3227+18
−18		(+143)6.5 − 23.5
(+1−18=11)
21.7%
6.5 / 30
0.0%
−46
0 = = 0 0 0 = 0 = = 0 = 0 = 1 0 = 0 0 0 0 0 0 0 0 = 0 0 = =
–   Komodo TCEC 64-bit 4CPU3217+18
−18		(+133)15 − 36
(+4−25=22)
29.4%
15.0 / 51
0.0%
+1
1 = = 1 = 0 = 0 0 = = 0 = 0 0 0 = 0 = 0 = = 1 0 = = 0 0 0 0 = 0 0 0 = 0 0 0 = 0 0 0 0 = = = = = 0 1 =
–   Gull 3 64-bit 4CPU3180+9
−9		(+96)10 − 20
(+3−13=14)
33.3%
10.0 / 30
0.0%
−5
= = 0 0 0 = = = = 0 0 = = 1 0 = = = = = 0 0 0 0 0 0 1 0 = 1
–   Gull 2.8b 64-bit 4CPU3177+19
−19		(+93)11.5 − 21.5
(+6−16=11)
34.8%
11.5 / 33
0.0%
−8
0 0 0 1 0 = 0 0 1 0 0 = = 1 0 0 0 = 1 0 = 0 = 0 0 = 1 0 1 = = = =
–   Equinox 3.20 64-bit 4CPU3173+11
−11		(+89)16.5 − 19.5
(+9−12=15)
45.8%
16.5 / 36
0.0%
+63
= = 1 0 = 0 0 0 0 0 = 0 1 = 0 1 0 1 = 1 = = 0 = 0 = = 1 1 = = 1 0 = 1 =
–   Stockfish DD 64-bit3163+16
−15		(+79)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
0.0%
+48
=
–   Fritz 15 64-bit 4CPU3161+12
−12		(+77)3 − 1
(+2−0=2)		75.0%
3.0 / 4
0.0%
+227
1 = 1 =
–   Critter 1.6a 64-bit 4CPU3158+8
−8		(+74)24 − 50
(+6−32=36)
32.4%
24.0 / 74
0.0%
−34
= 0 0 = 0 0 = 0 = 0 = 0 = 1 1 = = 1 = 0 = 0 = = = = = 0 0 = = 0 = 0 = 0 0 0 = = 1 1 = = 0 0 = = = 0 0 = = = 0 0 0 0 0 = 0 1 = = 0 0 = 0 = = = 0 0 0
–   Fire 3.0 64-bit 4CPU3149+17
−17		(+65)13 − 19
(+4−10=18)
40.6%
13.0 / 32
0.0%
+11
0 = = = 0 1 = 0 = = 1 0 0 0 = 1 = = 0 = 1 = = = = = = = = 0 0 0
–   Bouquet 1.8 64-bit 4CPU3148+11
−11		(+64)14.5 − 21.5
(+4−11=21)
40.3%
14.5 / 36
0.0%
+8
= = 1 = 0 0 = 0 = 1 0 = = = 0 0 0 = = 1 = = = 0 = = 1 = = = 0 0 = = = 0
–   Rybka 4.1 64-bit 4CPU3144+9
−9		(+60)14.5 − 19.5
(+4−9=21)
42.6%
14.5 / 34
0.0%
+18
= = 1 = = 0 1 1 = 0 = = = 0 = = 0 0 0 = = = = 0 = 0 = = = = 0 1 = =
–   Komodo TCEC 64-bit3142+17
−17		(+58)23 − 26
(+9−12=28)
46.9%
23.0 / 49
0.0%
+37
= 0 = = = 0 = = = = = = 1 0 1 = = 1 = = 1 0 = = 1 = = 0 = 0 = 0 = 1 1 0 = 0 = 0 = = 0 = = 1 = 0 1
–   NirvanaChess 2.2 64-bit 4CPU3139+17
−17		(+55)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
−102
0 = = 0
–   Protector 1.9.0 64-bit 4CPU3138+15
−15		(+54)1 − 3
(+0−2=2)		25.0%
1.0 / 4
0.0%
−96
= = 0 0
–   Alfil 15.7 64-bit 4CPU3136+17
−17		(+52)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
−90
= 0
–   Andscacs 0.85 64-bit 4CPU3133+25
−25		(+49)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
0.1%
−10
= = = 0
–   Sting SF 4.8.4 64-bit 4CPU3131+29
−29		(+47)1 − 1
(+0−0=2)		50.0%
1.0 / 2
0.2%
+47
= =
–   Sting SF 6 64-bit 4CPU3131+28
−28		(+47)2 − 2
(+0−0=4)		50.0%
2.0 / 4
0.2%
+47
= = = =
–   DeepSaros 4.1.6 64-bit 4CPU3127+26
−26		(+43)14 − 22
(+5−13=18)
38.9%
14.0 / 36
0.2%
−20
1 0 1 = = = = 0 1 = 0 = 0 = 0 0 = 0 = = 0 = = 0 0 0 1 = 1 = = = = = 0 0
–   Protector 1.8.0 64-bit 4CPU3123+28
−28		(+39)2 − 2
(+0−0=4)		50.0%
2.0 / 4
0.7%
+39
= = = =
–   BlackMamba 2.0 64-bit 4CPU3122+15
−15		(+38)17.5 − 20.5
(+6−9=23)
46.1%
17.5 / 38
0.0%
+15
= = = = = 0 = 0 = = 1 1 = = 0 0 = = 0 0 = 1 0 = = 0 1 = = = = = 1 = 1 = 0 =
–   Fizbo 1.7 64-bit 4CPU3119+27
−27		(+35)1 − 1
(+0−0=2)		50.0%
1.0 / 2
1.2%
+35
= =
–   Elektro 1.2 64-bit 4CPU3117+23
−23		(+33)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
1.0%
−124
= 0
–   Sting SF 5 64-bit 4CPU3117+25
−25		(+33)3 − 3
(+1−1=4)		50.0%
3.0 / 6
1.4%
+33
= = 0 = 1 =
–   Hannibal 1.5 64-bit 4CPU3109+19
−19		(+25)11 − 12
(+4−5=14)		47.8%
11.0 / 23
1.9%
+12
= 0 = = = 0 0 = 0 = 1 = 1 = = = = = = = 0 1 1
–   NirvanaChess 2.1c 64-bit 4CPU3094+22
−23		(+10)6 − 4
(+4−2=4)		60.0%
6.0 / 10
23.0%
+73
1 = 1 = 0 0 1 = 1 =
–   Naum 4.6 64-bit 4CPU3094+14
−14		(+10)23.5 − 30.5
(+9−16=29)
43.5%
23.5 / 54
16.1%
−29
0 = 1 = 0 1 = 0 1 = = 1 0 0 0 = = = 0 = = = = = 1 0 0 = 0 = = 0 = 0 1 = 1 = 0 = = = = = 0 0 = = 1 = = 0 1 =
–   Sting SF 4 64-bit 4CPU3094+23
−23		(+10)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
25.2%
+167
1 =
–   Texel 1.05 64-bit 4CPU3083+17
−17		(−1)13 − 9
(+6−2=14)		59.1%
13.0 / 22
53.2%
+51
= = = 1 0 1 = = 1 = = = = 1 = = = = 1 1 = 0
–   Andscacs 0.82 64-bit 4CPU3081+29
−29		(−3)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
57.9%
−95
1 0 0 =
–   Critter 0.90 64-bit 4CPU3077+31
−31		(−7)1 − 1
(+1−1=0)		50.0%
1.0 / 2
65.8%
−7
0 1
–   Andscacs 0.81 64-bit 4CPU3076+31
−31		(−8)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
68.4%
−38
=
–   Hannibal 1.4b 64-bit 4CPU3076+15
−15		(−8)17.5 − 17.5
(+8−8=19)
50.0%
17.5 / 35
78.3%
−5
0 = 0 0 1 0 = 1 = 1 = = 0 1 = = = = 1 0 0 1 = 0 = = = = = = 1 1 = = =
–   Protector 1.7.0 64-bit 4CPU3074+19
−19		(−10)22.5 − 20.5
(+10−8=25)
52.3%
22.5 / 43
80.8%
+2
0 = 0 = 0 1 = 1 = = = 0 = = 1 1 1 = = = 1 = = 0 0 = = = = = = 1 0 = 1 = = = 1 0 1 = =
–   Deep Fritz 14 64-bit 4CPU3071+16
−16		(−13)17 − 13
(+8−4=18)
56.7%
17.0 / 30
88.8%
+23
= 1 0 = 1 = 0 = 1 = 1 = = 1 1 = 1 = = = 0 = 0 = = 1 = = = =
–   Protector 1.6.0 64-bit 4CPU3070+21
−22		(−14)13.5 − 10.5
(+8−5=11)		56.3%
13.5 / 24
86.6%
+26
1 1 = = 1 1 = 1 0 1 = 0 = = 0 = 0 0 = 1 = 1 = =
–   Naum 4.2 64-bit 4CPU3060+10
−10		(−24)19 − 15
(+9−5=20)
55.9%
19.0 / 34
99.7%
+11
= = 0 0 0 0 = 1 = = = 0 = = = 1 = 1 1 = = = = 1 = 1 1 1 = = = = = 1
–   Texel 1.04 64-bit 4CPU3057+21
−21		(−27)15.5 − 14.5
(+8−7=15)
51.7%
15.5 / 30
98.5%
−15
1 1 0 = = = = 1 = 0 = 1 = 0 1 0 0 = = 1 = = = 1 0 0 = = 1 =
–   NirvanaChess 2.0a 64-bit 4CPU3055+30
−30		(−29)3.5 − 2.5
(+2−1=3)		58.3%
3.5 / 6
95.8%
+16
1 = = 0 1 =
–   Protector 1.5.0 64-bit 4CPU3055+18
−18		(−29)1.5 − 2.5
(+0−1=3)		37.5%
1.5 / 4
99.4%
−96
= 0 = =
–   Alfil 15.8 64-bit 4CPU3055+22
−22		(−29)5 − 2
(+3−0=4)		71.4%
5.0 / 7
98.5%
+100
= = = 1 1 1 =
–   Hiarcs 14 4CPU3053+13
−13		(−31)29.5 − 22.5
(+15−8=29)
56.7%
29.5 / 52
99.9%
+10
= = 0 0 = 1 0 = 0 = 0 0 1 1 1 = 1 = = = = 1 1 = 1 = = = 1 1 = = = = 1 = 1 = 1 = 0 = = 0 = 1 = = = = = 1
–   Deep Junior Yokohama 64-bit 4CPU3024+16
−16		(−60)32.5 − 15.5
(+23−6=19)
67.7%
32.5 / 48
100.0%
+54
1 1 = = 1 = = = = = 1 1 1 0 1 = 1 1 = 1 0 0 1 1 0 = = = 1 1 1 1 1 = = = 0 = 1 = 0 1 = 1 1 1 = 1
–   Senpai 1.0 64-bit 4CPU3023+16
−16		(−61)10.5 − 7.5
(+6−3=9)		58.3%
10.5 / 18
100.0%
−12
1 1 = 1 = = = 0 = 1 = = 1 = 1 0 = 0
–   Andscacs 0.80 64-bit 4CPU3022+31
−31		(−62)5.5 − 0.5
(+5−0=1)		91.7%
5.5 / 6
100.0%
+294
1 1 1 1 1 =
–   Deep Junior 13.3 64-bit 4CPU3018+18
−18		(−66)1 − 2
(+0−1=2)		33.3%
1.0 / 3
100.0%
−148
= = 0
–   Rybka 2.3.2a 64-bit 4CPU3017+13
−13		(−67)3.5 − 2.5
(+2−1=3)		58.3%
3.5 / 6
100.0%
−7
= 1 = 1 0 =
–   Deep Shredder 12 64-bit 4CPU3017+10
−10		(−67)31.5 − 20.5
(+17−6=29)
60.6%
31.5 / 52
100.0%
−5
= = 1 = 1 0 1 0 1 0 = = = = 1 = 1 = = 1 = 0 = 1 1 = 1 = 1 1 = = 0 0 = 1 = 1 = 1 = = 1 = = = = = = 1 = =
–   Spike 1.4 Leiden 4CPU3015+11
−11		(−69)30 − 14
(+23−7=14)
68.2%
30.0 / 44
100.0%
+54
1 1 1 1 1 1 1 1 0 0 1 1 = 1 1 1 = 0 = 1 = = 0 = 1 = = 0 1 1 1 1 1 = = = = = 1 1 1 = 0 0
–   Arasan 19.0.1 64-bit 4CPU3011+31
−31		(−73)1 − 0
(+1−0=0)		100.0%
1.0 / 1
100.0%
+INF
1
–   Cheng 4.39 64-bit 4CPU3009+15
−15		(−75)5.5 − 0.5
(+5−0=1)		91.7%
5.5 / 6
100.0%
+283
1 = 1 1 1 1
–   Texel 1.03 64-bit 4CPU3009+31
−31		(−75)7.5 − 6.5
(+5−4=5)		53.6%
7.5 / 14
100.0%
−53
= 1 = 1 0 = = = 1 0 0 1 0 1
–   Vajolet2 2.1 64-bit 4CPU2998+25
−25		(−86)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+71
= 1
–   Fizbo 1.5 64-bit 4CPU2992+27
−27		(−92)1 − 1
(+1−1=0)		50.0%
1.0 / 2
100.0%
−92
1 0
–   Cheng4 0.38 64-bit 4CPU2980+24
−24		(−104)6 − 6
(+1−1=10)		50.0%
6.0 / 12
100.0%
−104
= = = = 0 1 = = = = = =
–   Arasan 18.3 64-bit 4CPU2972+30
−30		(−112)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+30
1 =
–   Zappa Mexico II 64-bit 4CPU2968+10
−10		(−116)1.5 − 2.5
(+1−2=1)		37.5%
1.5 / 4
100.0%
−201
0 = 1 0
–   Spark 1.0 64-bit 4CPU2968+13
−13		(−116)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+34
= = 1 1
–   EXchess 7.88b 64-bit 4CPU2956+29
−29		(−128)0.5 − 0.5
(+0−0=1)		50.0%
0.5 / 1
100.0%
−158
=
–   Fizbo 1.31 64-bit 4CPU2954+29
−29		(−130)7 − 5
(+4−2=6)		58.3%
7.0 / 12
100.0%
−77
= = 1 1 1 0 0 = = = 1 =
–   Onno 1.2.70 64-bit 4CPU2933+19
−19		(−151)1 − 1
(+0−0=2)		50.0%
1.0 / 2
100.0%
−151
= =
–   Fizbo 1.4 64-bit 4CPU2931+28
−28		(−153)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
−10
= 1
–   Thinker 5.4d Inert 64-bit 4CPU2925+22
−23		(−159)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1 1
–   Toga II 3.0 4CPU2918+22
−22		(−166)2 − 0
(+2−0=0)		100.0%
2.0 / 2
100.0%
+INF
1 1
–   Crafty 23.8 64-bit 4CPU2908+32
−32		(−176)1 − 1
(+1−1=0)		50.0%
1.0 / 2
100.0%
−176
1 0
–   Cheng4 0.36c 64-bit 4CPU2896+30
−30		(−188)6 − 2
(+5−1=2)		75.0%
6.0 / 8
100.0%
−8
= 1 0 1 1 = 1 1
1485 games: 280 wins, 500 losses, 705 draws (47.5%), score: 42.6%

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Created in 2005-2013 by CCRL team
Last games added on February 20, 2021