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 1.1a 64-bit (2977+13
−13		)Quote
Author: Ubaldo Farina
Includes games from 1.1 and 1.1a
This is one of the 12 Chiron versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Houdini 4 64-bit3166+10
−10		(+189)4 − 10
(+1−7=6)		28.6%
4.0 / 14
0.0%
+53
1 0 = 0 = 0 0 0 = = 0 = 0 =
–   Stockfish DD 64-bit3163+16
−15		(+186)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
0.0%
+43
= 0
–   Houdini 3 64-bit3157+13
−13		(+180)7 − 23
(+2−18=10)
23.3%
7.0 / 30
0.0%
0
= 0 0 0 0 0 0 = 0 0 = 0 0 1 0 0 0 0 0 0 = = = 1 = = = = 0 0
–   Houdini 3 Tactical 64-bit3151+18
−18		(+174)6 − 26
(+0−20=12)
18.8%
6.0 / 32
0.0%
−36
0 = = 0 = 0 0 0 0 = 0 0 0 = 0 = 0 0 = 0 0 0 0 0 0 = = 0 = 0 = =
–   Komodo TCEC 64-bit3142+17
−17		(+165)0 − 2
(+0−2=0)		0.0%
0.0 / 2
0.0%
−INF
0 0
–   Komodo 6 64-bit3141+15
−15		(+164)7 − 23
(+3−19=8)
23.3%
7.0 / 30
0.0%
−28
= = 0 0 0 = 0 0 = 0 0 0 0 0 0 = 0 1 1 0 = 0 0 = 0 1 0 = 0 0
–   Komodo CCT 64-bit3124+15
−15		(+147)11 − 21
(+4−14=14)
34.4%
11.0 / 32
0.0%
+48
= 0 = = = = 0 0 0 = = 0 0 0 1 = = 1 1 = 0 = 0 = 0 = 0 0 0 0 = 1
–   Houdini 2.0c 64-bit3122+15
−15		(+145)1 − 5
(+0−4=2)		16.7%
1.0 / 6
0.0%
−87
0 0 = 0 = 0
–   Stockfish 4 64-bit3119+17
−17		(+142)7.5 − 22.5
(+1−16=13)
25.0%
7.5 / 30
0.0%
−16
0 = 0 0 0 0 0 0 0 0 = = 1 = = 0 = 0 0 = = 0 = = 0 = = = 0 0
–   Komodo 5 64-bit3107+11
−11		(+130)21 − 35
(+6−20=30)
37.5%
21.0 / 56
0.0%
+55
= = 0 0 0 0 0 = = = 0 0 = 1 0 = = = 0 = = = 0 = = 1 = 0 0 = 0 = 1 = = = 0 0 = 0 1 = = = = 1 0 = 0 = 0 = = = 0 1
–   Komodo 5.1 64-bit3103+17
−17		(+126)8.5 − 21.5
(+2−15=13)
28.3%
8.5 / 30
0.0%
−10
0 = = = 0 = 0 = 1 0 = 1 = = = 0 = 0 0 0 0 = 0 0 0 0 0 0 = =
–   Strelka 5.5 64-bit3102+6
−7		(+125)6 − 24
(+0−18=12)
20.0%
6.0 / 30
0.0%
−71
= 0 0 0 0 = = 0 0 0 0 = = 0 0 0 = = 0 0 0 0 0 0 = = = 0 = =
–   Critter 1.6a 64-bit3099+7
−7		(+122)6.5 − 23.5
(+3−20=7)
21.7%
6.5 / 30
0.0%
−88
0 0 = 0 = 0 0 0 0 0 1 0 = = 0 0 0 = 0 0 1 1 0 = 0 0 0 = 0 0
–   Komodo 4 64-bit3097+11
−11		(+120)14 − 38
(+2−26=24)
26.9%
14.0 / 52
0.0%
−21
0 0 = 1 = = = 0 0 0 = 0 0 0 1 = = 0 0 = = = = 0 0 = = 0 0 = = 0 = 0 = = 0 = 0 0 0 0 = = 0 = 0 0 = = 0 0
–   Stockfish 3 64-bit3094+16
−16		(+117)10 − 20
(+2−12=16)
33.3%
10.0 / 30
0.0%
+19
0 = = = 1 = = = = = 0 0 0 = = = 0 0 = = 0 0 = 1 = 0 = 0 0 0
–   Komodo 3 64-bit3089+14
−14		(+112)13.5 − 36.5
(+4−27=19)
27.0%
13.5 / 50
0.0%
−38
1 0 = 0 = 0 0 0 0 = 0 = 1 = = = 0 0 0 0 = 0 = 0 = 0 0 0 0 0 = = = 0 0 = = 0 0 1 0 = = 0 0 = 0 0 1 =
–   Critter 1.4 64-bit3079+20
−20		(+102)11 − 17
(+0−6=22)		39.3%
11.0 / 28
0.0%
+47
= = 0 = = 0 0 0 = = 0 = = = = = = = = = = = = = = = 0 =
–   Critter 1.2 64-bit3079+14
−14		(+102)19.5 − 30.5
(+7−18=25)
39.0%
19.5 / 50
0.0%
+35
= 0 = = 0 = = 1 = 0 = 0 0 0 1 0 = = 0 = 0 = = = 0 0 1 0 = 0 = 0 = = 1 0 1 0 = = = 0 = = 0 = = = 1 1
–   Rybka 4.1 64-bit3076+8
−8		(+99)9.5 − 20.5
(+2−13=15)
31.7%
9.5 / 30
0.0%
−9
= = = 0 0 = 0 = 0 0 0 0 = = 0 0 = = = 0 0 1 0 = 1 = = = 0 =
–   Stockfish 2.3.1 64-bit3076+17
−17		(+99)1 − 1
(+0−0=2)		50.0%
1.0 / 2
0.0%
+99
= =
–   Bouquet 1.8 64-bit3073+9
−8		(+96)13 − 17
(+2−6=22)
43.3%
13.0 / 30
0.0%
+59
= = = 0 0 = = = 0 = = = 1 = 0 = 0 = = = = = = = = 1 = = 0 =
–   Stockfish 2.2.2 64-bit3071+20
−20		(+94)0.5 − 5.5
(+0−5=1)		8.3%
0.5 / 6
0.0%
−264
0 0 0 0 = 0
–   Gull 2.3 64-bit3061+19
−19		(+84)8 − 22
(+2−16=12)
26.7%
8.0 / 30
0.0%
−67
= = 0 0 0 = 0 0 0 = 1 1 0 = = 0 = 0 = 0 0 = = = 0 = 0 0 0 0
–   IvanHoe 9.46h 64-bit3060+13
−13		(+83)10 − 20
(+3−13=14)
33.3%
10.0 / 30
0.0%
−19
1 = = 1 0 0 0 = 0 0 0 = 0 = = 0 1 0 = = = 0 0 = = 0 = = = 0
–   Bouquet 1.5 64-bit3060+17
−17		(+83)12 − 22
(+4−14=16)
35.3%
12.0 / 34
0.0%
−6
0 = 0 = 0 0 = 0 = = 1 = 0 = = 0 = = 0 0 0 = = 0 0 = 0 1 0 1 = = 1 =
–   RobboLito 0.21Q 64-bit3057+16
−16		(+80)1 − 1
(+0−0=2)		50.0%
1.0 / 2
0.0%
+80
= =
–   Alfil 15.7 64-bit3056+13
−13		(+79)3 − 3
(+1−1=4)		50.0%
3.0 / 6
0.0%
+79
= = 0 1 = =
–   Stockfish 2.2 64-bit3055+35
−34		(+78)10.5 − 15.5
(+3−8=15)		40.4%
10.5 / 26
0.0%
+24
= = 1 0 0 = = 0 = = = 0 = 0 = = = = 1 = 0 = 1 = 0 0
–   Stockfish 2.1.1 64-bit3051+15
−15		(+74)17.5 − 32.5
(+7−22=21)
35.0%
17.5 / 50
0.0%
−21
= 0 0 0 1 0 = 0 0 = 0 = = = = 1 0 0 1 0 = 0 = 1 0 0 0 1 = = = = 0 = = 1 0 = 0 0 = = 0 = 1 0 = 0 = 0
–   Vitruvius 1.11C 64-bit3047+14
−14		(+70)3.5 − 4.5
(+2−3=3)		43.8%
3.5 / 8
0.0%
+32
= 1 0 0 0 = = 1
–   DeepSaros 3.3b 64-bit3044+19
−19		(+67)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
0.0%
+209
= 1
–   Sting SF 3 64-bit3036+16
−16		(+59)9.5 − 20.5
(+1−12=17)
31.7%
9.5 / 30
0.0%
−44
= = 0 0 = = 0 = = = 0 0 0 = 0 = 0 = = = = = 1 = = 0 = 0 0 0
–   DeepSaros 3.0 64-bit3034+22
−22		(+57)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
0.0%
+149
0 1 = 1
–   BlackMamba 1.4 64-bit3026+15
−15		(+49)10 − 20
(+4−14=12)
33.3%
10.0 / 30
0.0%
−57
0 = = = = 0 = = = 0 = 0 0 0 0 0 1 = = 1 0 0 0 0 0 0 1 1 = =
–   Gull 2.1 64-bit3024+18
−19		(+47)13.5 − 19.5
(+6−12=15)
40.9%
13.5 / 33
0.0%
−8
1 = = 0 1 = = 1 0 = = 1 = 0 0 1 = = 0 = 0 1 0 0 0 = 0 = = 0 = 0 =
–   Sting SF 2 64-bit3020+18
−18		(+43)0.5 − 3.5
(+0−3=1)		12.5%
0.5 / 4
0.0%
−246
0 = 0 0
–   Deep Fritz 14 64-bit 1CPU3017+11
−11		(+40)11.5 − 18.5
(+3−10=17)
38.3%
11.5 / 30
0.0%
−25
= = = = 0 = 1 0 0 = = = = = 0 = = 0 0 1 0 = = 0 = = 0 1 0 =
–   Gull 2.2 64-bit3010+19
−19		(+33)15 − 15
(+8−8=14)
50.0%
15.0 / 30
0.2%
+34
= = = 1 = 0 = 1 = = 0 1 0 = 0 0 1 = = 1 1 1 = 0 = 0 1 = 0 =
–   BlackMamba 1.2c 64-bit3001+30
−30		(+24)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
7.6%
−118
= 0
–   Hannibal 1.4b 64-bit3000+12
−12		(+23)18.5 − 11.5
(+10−3=17)
61.7%
18.5 / 30
0.5%
+89
= 1 = = = = = = 1 = = = 0 1 = 1 1 1 1 = 0 1 = 1 = = 0 = = 1
–   Gull II b2 64-bit2992+21
−21		(+15)17 − 13
(+7−3=20)
56.7%
17.0 / 30
11.6%
+52
= 0 1 1 = 1 = = = 1 = = 0 = = 1 = = 1 = = = = = = = 0 = 1 =
–   Protector 1.5.0 64-bit2983+13
−13		(+6)16.5 − 13.5
(+8−5=17)
55.0%
16.5 / 30
24.2%
+34
0 = = 1 = = 0 = = = = = 1 0 = = 1 = 1 0 1 = = = 1 1 = 1 = 0
–   Naum 4.2 64-bit2975+9
−9		(−2)27.5 − 32.5
(+13−18=29)
45.8%
27.5 / 60
60.3%
−25
= 0 1 = = = = = 0 = 1 0 0 = = 1 0 = 1 0 = 0 0 0 = = 1 = 0 = = 0 1 = = 0 = = 1 1 0 1 0 1 = = = = 1 = = 0 0 = 1 = 1 0 0 =
–   Fizbo 1.6 64-bit2963+28
−28		(−14)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
81.6%
+17
= 1 = 1 1 = = 0 0 =
–   Hiarcs 142960+10
−10		(−17)17.5 − 16.5
(+10−9=15)
51.5%
17.5 / 34
98.1%
−4
= 0 0 = 1 1 = 1 = 0 = = 0 = 1 = = 0 1 0 1 1 = 1 = = = 1 0 0 0 = = 1
–   Fritz 132959+11
−11		(−18)29.5 − 22.5
(+18−11=23)
56.7%
29.5 / 52
98.0%
+25
= 1 = 1 = 1 = 0 1 = = 1 1 0 1 = = 1 0 0 = = 0 0 1 1 = = = 1 0 0 1 = = = 1 = 1 1 = 0 = 1 = = = 0 0 1 = 1
–   Andscacs 0.72 64-bit2959+26
−26		(−18)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
88.9%
+88
1 1 1 0 1 0 = = = 1
–   Pedone 1.4.1 64-bit2956+19
−19		(−21)5 − 5
(+2−2=6)		50.0%
5.0 / 10
96.1%
−21
0 1 = 1 = = = = 0 =
–   Hakkapeliitta 3.0 64-bit2953+11
−12		(−24)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
99.7%
+81
1 1 = = = 1 0 0 1 1
–   DeepSaros 3.1a 64-bit2943+30
−30		(−34)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
97.8%
−190
0 =
–   Deep Sjeng c't 20102940+10
−10		(−37)24 − 28
(+15−19=18)
46.2%
24.0 / 52
100.0%
−60
0 = 0 0 0 = 1 = 0 = 1 1 = 1 0 1 0 = 0 1 1 0 = = = = 1 1 1 0 0 = 0 = = 0 1 = = 0 1 0 1 0 = 0 1 0 = = 0 1
–   Deep Shredder 12 64-bit2938+9
−9		(−39)34 − 24
(+22−12=24)
58.6%
34.0 / 58
100.0%
+16
= = 0 1 0 0 1 1 0 1 1 = = 1 = = 1 = 1 0 1 = 1 = 1 = = 1 1 0 = = 1 0 = 1 1 = 1 0 = = = 1 0 = 0 0 1 = = 1 0 = 1 = = 1
–   SmarThink 1.80 64-bit2937+25
−25		(−40)5.5 − 4.5
(+4−3=3)		55.0%
5.5 / 10
99.7%
−13
0 = 1 = 0 1 1 = 0 1
–   Rodent III 0.210 64-bit2936+19
−19		(−41)3 − 5
(+1−3=4)		37.5%
3.0 / 8
100.0%
−110
= 0 = 1 = = 0 0
–   Wasp 2.00 64-bit2930+26
−26		(−47)8.5 − 7.5
(+5−4=7)		53.1%
8.5 / 16
99.9%
−21
= 0 = 1 = = = 1 = 0 1 1 = 1 0 0
–   Cheng 4.39 64-bit2918+10
−10		(−59)4 − 6
(+1−3=6)		40.0%
4.0 / 10
100.0%
−114
0 1 = = 0 = = = = 0
–   Gull 1.2 64-bit2918+15
−14		(−59)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+83
1 =
–   Rodent II 0.9.64 64-bit2915+22
−22		(−62)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
100.0%
+44
1 = 1 1 = 1 1 0 = 0
–   Deep Junior 13.3 64-bit2915+16
−16		(−62)0.5 − 1.5
(+0−1=1)		25.0%
0.5 / 2
100.0%
−219
0 =
–   Hannibal 1.2 64-bit2915+23
−23		(−62)1.5 − 0.5
(+1−0=1)		75.0%
1.5 / 2
100.0%
+80
= 1
–   Spike 1.4 Leiden2914+8
−8		(−63)35.5 − 16.5
(+25−6=21)
68.3%
35.5 / 52
100.0%
+55
1 1 1 = 0 = 1 0 1 1 = 1 1 0 = = = 1 1 1 1 0 = = 1 1 0 = 1 = 1 = = 1 1 = 1 = 1 = 1 0 = 1 1 = 1 = 1 = = =
–   Francesca MAD 0.29 64-bit2912+21
−21		(−65)5.5 − 6.5
(+3−4=5)		45.8%
5.5 / 12
100.0%
−89
= = 0 0 = = = 0 1 1 1 0
–   Amoeba 2.6 64-bit2911+20
−20		(−66)4.5 − 3.5
(+3−2=3)		56.3%
4.5 / 8
100.0%
−18
= 1 = 0 0 1 = 1
–   Rodent III 0.172 64-bit2909+22
−22		(−68)5.5 − 4.5
(+4−3=3)		55.0%
5.5 / 10
100.0%
−36
1 0 0 = = 1 1 = 0 1
–   Wasp 1.25 64-bit2907+22
−22		(−70)6.5 − 3.5
(+4−1=5)		65.0%
6.5 / 10
100.0%
+13
0 = 1 = 1 = = 1 1 =
–   Arasan 19.0.1 64-bit2906+26
−26		(−71)5 − 5
(+3−3=4)		50.0%
5.0 / 10
100.0%
−71
= 0 0 1 1 = 0 = = 1
–   Quazar 0.4 64-bit2904+10
−10		(−73)2 − 2
(+1−1=2)		50.0%
2.0 / 4
100.0%
−73
= = 0 1
–   Nemorino 1.02 64-bit2903+23
−23		(−74)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
100.0%
+34
= 1 0 1 = 1 1 0 = 1
–   Protector 1.4.0 64-bit2899+14
−14		(−78)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+212
= 1 1 1
–   chess22k 1.7 64-bit2898+22
−22		(−79)8.5 − 7.5
(+4−3=9)		53.1%
8.5 / 16
100.0%
−62
0 = 1 = = = 0 = = 1 1 0 = = = 1
–   Vajolet2 2.1 64-bit2894+24
−24		(−83)7 − 3
(+5−1=4)		70.0%
7.0 / 10
100.0%
+40
1 = = = 1 1 0 = 1 1
–   EXchess 7.97b 64-bit2893+13
−13		(−84)6.5 − 3.5
(+4−1=5)		65.0%
6.5 / 10
100.0%
+10
1 1 = = = 1 = 1 = 0
–   DiscoCheck 5.2.1 64-bit2893+15
−15		(−84)5.5 − 4.5
(+4−3=3)		55.0%
5.5 / 10
100.0%
−46
1 = 1 0 1 0 = 0 = 1
–   Fizbo 1.31 64-bit2893+21
−22		(−84)8 − 2
(+6−0=4)		80.0%
8.0 / 10
100.0%
+111
= = 1 = = 1 1 1 1 1
–   iCE 2.0 64-bit2891+17
−17		(−86)6 − 4
(+5−3=2)		60.0%
6.0 / 10
100.0%
−5
1 1 1 0 = 1 = 0 1 0
–   Spark 1.0 64-bit2891+12
−12		(−86)2.5 − 1.5
(+2−1=1)		62.5%
2.5 / 4
100.0%
−3
1 1 0 =
–   Topple 0.7.1 64-bit2888+26
−25		(−89)5 − 3
(+2−0=6)		62.5%
5.0 / 8
100.0%
−21
= 1 = 1 = = = =
–   Ethereal 8.62 64-bit2884+24
−24		(−93)9 − 1
(+8−0=2)		90.0%
9.0 / 10
100.0%
+234
1 1 1 1 1 1 1 = = 1
–   Stash 23.0 64-bit2881+28
−28		(−96)5.5 − 2.5
(+3−0=5)		68.8%
5.5 / 8
100.0%
+8
= 1 1 1 = = = =
–   Andscacs 0.71 64-bit2878+30
−30		(−99)6.5 − 3.5
(+3−0=7)		65.0%
6.5 / 10
100.0%
−16
= 1 = 1 = = = 1 = =
–   Bobcat 7.6 64-bit2875+22
−22		(−102)4.5 − 5.5
(+1−2=7)		45.0%
4.5 / 10
100.0%
−126
0 = = = = 1 = = = 0
–   Vajolet2 1.44 64-bit2875+31
−30		(−102)6.5 − 3.5
(+4−1=5)		65.0%
6.5 / 10
100.0%
−8
= 1 = 1 = 1 0 = = 1
–   Rodent II 0.9.33 64-bit2868+27
−27		(−109)7 − 3
(+4−0=6)		70.0%
7.0 / 10
100.0%
+5
1 1 = 1 = 1 = = = =
–   Vajolet2 1.45 64-bit2866+20
−20		(−111)8 − 2
(+6−0=4)		80.0%
8.0 / 10
100.0%
+84
1 1 1 = = 1 = 1 1 =
–   The Baron 3.44 64-bit2866+12
−12		(−111)6.5 − 1.5
(+5−0=3)		81.3%
6.5 / 8
100.0%
+99
1 = = 1 1 1 = 1
–   Arasan 18.0 64-bit2859+26
−26		(−118)6.5 − 3.5
(+5−2=3)		65.0%
6.5 / 10
100.0%
−14
1 1 = 1 0 1 0 1 = =
–   Dirty 30Apr2017 64-bit2856+14
−15		(−121)11 − 5
(+7−1=8)		68.8%
11.0 / 16
100.0%
−9
= 1 = 1 1 = = = 1 = 1 1 = = 0 1
–   DisasterArea 1.65 64-bit2847+13
−13		(−130)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
100.0%
−102
= = 1 0 = = 0 = 1 1
–   Atlas 3.80 64-bit2847+14
−14		(−130)6.5 − 3.5
(+4−1=5)		65.0%
6.5 / 10
100.0%
−39
1 1 = = = = = 1 0 1
–   Mr Bob 0.9.0 64-bit2841+24
−24		(−136)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
+153
= 1 1 1
–   Fruit Reloaded 3.2.1 64-bit2836+13
−13		(−141)7 − 3
(+5−1=4)		70.0%
7.0 / 10
100.0%
−16
1 1 1 = = = 1 1 0 =
–   Fizbo 1.2 64-bit2832+27
−27		(−145)7 − 3
(+5−1=4)		70.0%
7.0 / 10
100.0%
−14
= 1 1 1 = 1 = = 0 1
–   Texel 1.02 64-bit2827+28
−28		(−150)7.5 − 2.5
(+5−0=5)		75.0%
7.5 / 10
100.0%
+1
1 = = = = 1 = 1 1 1
–   DisasterArea 1.54 64-bit2826+18
−18		(−151)8 − 2
(+7−1=2)		80.0%
8.0 / 10
100.0%
+79
1 1 1 = 1 0 1 1 1 =
–   Topple 0.7.0 64-bit2813+27
−27		(−164)9.5 − 2.5
(+7−0=5)		79.2%
9.5 / 12
100.0%
+24
1 = 1 1 1 1 = = = 1 = 1
–   Topple 0.5.0 64-bit2804+27
−27		(−173)9 − 3
(+7−1=4)		75.0%
9.0 / 12
100.0%
−6
1 = 0 1 1 = = 1 1 = 1 1
–   Rodent 1.5 64-bit2783+21
−21		(−194)8.5 − 1.5
(+7−0=3)		85.0%
8.5 / 10
100.0%
+59
= 1 1 1 1 = 1 1 = 1
1799 games: 406 wins, 577 losses, 816 draws (45.4%), score: 45.2%

Rating changes by day

Rating changes with played games

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