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
Houdini 1.5a 32-bit (3088+12
−12		)Quote
Author: Robert Houdart (Belgium) Link: Homepage
Information: There is some concern in the chess community that some versions of Houdini may contain substantial parts of Stockfish code. These concerns have not been tested in a court of law, or reviewed by court-appointed independent experts.
This is one of the 19 Houdini versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   RubiChess 1.6.1 64-bit3168+23
−23		(+80)8 − 12
(+1−5=14)		40.0%
8.0 / 20
0.0%
+29
= = = = = = 0 = = 1 = 0 = 0 = 0 0 = = =
–   Arasan 22.2 64-bit3158+23
−23		(+70)6.5 − 9.5
(+1−4=11)		40.6%
6.5 / 16
0.0%
+17
= = 1 = 0 = = = 0 = = = 0 = = 0
–   Wasp 4.50 64-bit3155+22
−22		(+67)5.5 − 6.5
(+3−4=5)		45.8%
5.5 / 12
0.0%
+46
= 1 0 0 = = = 0 = 1 0 1
–   Defenchess 2.1 64-bit3147+22
−22		(+59)7.5 − 12.5
(+3−8=9)		37.5%
7.5 / 20
0.0%
−18
0 1 0 = = 1 = = 0 0 = = = 0 0 = 0 = 1 0
–   Arasan 22.0 64-bit3140+18
−18		(+52)8 − 8
(+3−3=10)		50.0%
8.0 / 16
0.0%
+49
0 = = 1 = = 1 = = = = = 0 = 0 1
–   NirvanaChess 2.5 64-bit3132+19
−19		(+44)6 − 14
(+1−9=10)		30.0%
6.0 / 20
0.0%
−74
0 0 = 0 = 0 = = 0 = 0 0 = = = = 1 0 = 0
–   Pedone 2.1 64-bit3128+21
−21		(+40)6 − 14
(+1−9=10)		30.0%
6.0 / 20
0.1%
−80
= = = = 0 0 0 = 0 = 0 = 0 = 0 0 = 0 = 1
–   Winter 0.9 64-bit3127+17
−17		(+39)10.5 − 11.5
(+6−7=9)		47.7%
10.5 / 22
0.0%
+23
= 0 1 = 0 1 0 0 = 1 0 = = = 1 1 0 = = 1 0 =
–   Orion 0.8 64-bit3123+20
−20		(+35)9.5 − 16.5
(+5−12=9)		36.5%
9.5 / 26
0.2%
−53
= = = 0 = = 0 0 1 0 = 1 0 0 0 1 1 1 0 0 0 = 0 0 = =
–   Arasan 21.3 64-bit3122+14
−14		(+34)6 − 8
(+3−5=6)		42.9%
6.0 / 14
0.0%
−6
0 0 = 1 0 = 0 0 = = = 1 = 1
–   Roc 1.0 64-bit3119+20
−20		(+31)8 − 12
(+3−7=10)		40.0%
8.0 / 20
0.6%
−29
0 0 = = 0 1 0 = = = = 1 = = 0 1 0 = 0 =
–   Igel 2.6.0 64-bit3115+22
−22		(+27)8.5 − 11.5
(+1−4=15)		42.5%
8.5 / 20
1.5%
−13
0 = = = = = 0 = = = 1 0 = = = = = = 0 =
–   Marvin 5.0.0 64-bit3113+21
−22		(+25)5 − 7
(+2−4=6)		41.7%
5.0 / 12
2.5%
−27
= 1 0 = 0 = 1 0 = = 0 =
–   Halogen 9 64-bit3112+22
−22		(+24)11 − 9
(+6−4=10)		55.0%
11.0 / 20
3.3%
+51
1 1 = = 1 = = = 1 0 1 0 = = 1 0 0 = = =
–   Combusken 1.4.0 64-bit3111+19
−19		(+23)7 − 7
(+4−4=6)		50.0%
7.0 / 14
2.8%
+26
0 1 = 1 = 0 = 0 0 = 1 1 = =
–   RubiChess 1.5 64-bit3109+20
−20		(+21)11 − 9
(+6−4=10)		55.0%
11.0 / 20
3.6%
+48
= = = 1 = = 0 1 0 = 1 = 0 = = 0 1 = 1 1
–   Pedone 2.0 64-bit3107+17
−17		(+19)6 − 10
(+2−6=8)		37.5%
6.0 / 16
4.1%
−60
0 0 1 0 0 = 0 = 1 = = = = = 0 =
–   SlowChess Blitz Classic 1.9 64-bit3104+23
−23		(+16)7.5 − 8.5
(+2−3=11)		46.9%
7.5 / 16
12.0%
−1
= = = = = 1 0 1 = = 0 = 0 = = =
–   Roc 0.8 64-bit3099+21
−21		(+11)11.5 − 8.5
(+5−2=13)		57.5%
11.5 / 20
19.9%
+53
= 1 = = 0 1 = = = = = 0 1 = = 1 = 1 = =
–   Vajolet2 2.8 64-bit3098+15
−15		(+10)8.5 − 11.5
(+2−5=13)		42.5%
8.5 / 20
15.6%
−31
= 1 0 = = = = = = = 1 0 = 0 = = 0 = 0 =
–   Beef 0.3.6 64-bit3097+27
−27		(+9)7 − 8
(+2−3=10)		46.7%
7.0 / 15
27.4%
−12
= 0 = = = = = = 1 0 = = = 0 1
–   Nemorino 4.00 64-bit 4CPU3094+22
−22		(+6)6 − 12
(+2−8=8)		33.3%
6.0 / 18
33.1%
−99
1 = = = 0 0 0 0 = = = 0 0 = 1 0 0 =
–   Xiphos 0.3 64-bit3092+19
−19		(+4)13.5 − 6.5
(+9−2=9)		67.5%
13.5 / 20
38.1%
+112
= 1 1 = 1 1 = = = 0 1 1 1 1 = = 0 1 = =
–   Strelka 5.5 32-bit3086+15
−15		(−2)15.5 − 14.5
(+5−4=21)
51.7%
15.5 / 30
59.4%
+6
1 = = = = 1 = = 1 = = = 1 = = = = = 0 = = 1 = 0 = = = 0 0 =
–   Nemorino 5.00 64-bit3085+13
−13		(−3)9 − 7
(+5−3=8)		56.3%
9.0 / 16
61.4%
+33
= 1 0 = 1 1 = 0 1 = = = = = 0 1
–   RofChade 2.0 64-bit3081+19
−19		(−7)10.5 − 9.5
(+5−4=11)		52.5%
10.5 / 20
74.6%
+8
= 1 = = 0 1 1 = = 1 = 1 0 = 0 0 = = = =
–   Strelka 5.1 32-bit3080+15
−15		(−8)16.5 − 15.5
(+8−7=17)
51.6%
16.5 / 32
80.2%
+1
= 1 0 = = 0 = = 0 = = = 1 1 = 0 1 = = = 1 = 1 0 = = = 0 1 0 1 =
–   Pedone 1.9 64-bit3079+16
−16		(−9)8.5 − 11.5
(+5−8=7)		42.5%
8.5 / 20
80.0%
−59
= = 0 = 0 1 = = = 0 0 0 0 1 0 = 1 1 1 0
–   chess22k 1.14 64-bit3077+16
−16		(−11)8 − 8
(+5−5=6)		50.0%
8.0 / 16
86.2%
−13
1 = 0 1 0 1 0 0 = 0 1 = = = 1 =
–   Wasp 4.0 64-bit3076+19
−19		(−12)8 − 12
(+4−8=8)		40.0%
8.0 / 20
84.4%
−79
0 = = 1 1 = 0 = 0 0 = = 1 0 0 1 0 = 0 =
–   Critter 1.4 32-bit3071+13
−13		(−17)15.5 − 14.5
(+8−7=15)
51.7%
15.5 / 30
97.2%
−6
= = 1 0 = 1 1 = 1 0 = = = 1 = = 0 = = = = 1 0 1 1 0 0 = = 0
–   Igel 2.4.0 64-bit3068+21
−21		(−20)9 − 5
(+6−2=6)		64.3%
9.0 / 14
94.9%
+69
= = 1 1 1 1 1 0 1 = = 0 = =
–   Critter 1.6a 32-bit3067+16
−16		(−21)19 − 13
(+12−6=14)
59.4%
19.0 / 32
98.1%
+35
= 0 1 1 = 0 1 0 = 1 = = 1 0 0 1 1 = = 1 1 = = = = = = 1 1 = 0 1
–   Critter 1.6 32-bit3067+19
−19		(−21)14.5 − 17.5
(+6−9=17)
45.3%
14.5 / 32
97.2%
−48
0 = 0 1 = = = = = 0 0 = = 1 0 = 0 1 = = = = = = 0 = 0 1 = 1 0 1
–   chess22k 1.13 64-bit3062+17
−18		(−26)5.5 − 6.5
(+3−4=5)		45.8%
5.5 / 12
99.2%
−50
1 0 1 = = 0 = 1 0 0 = =
–   Wasp 3.75 64-bit3062+16
−16		(−26)10.5 − 9.5
(+6−5=9)		52.5%
10.5 / 20
99.4%
−7
= = 0 0 0 1 1 0 = 1 = 1 1 = = 1 = = = 0
–   Critter 1.2 32-bit3059+14
−14		(−29)24.5 − 13.5
(+14−3=21)
64.5%
24.5 / 38
99.9%
+54
1 1 = = = 1 0 1 = 0 = = = = 1 = 1 = 1 = 1 = = = 1 1 1 = = 1 = = 0 = = 1 = 1
–   Stockfish 2.2.2 32-bit3049+14
−14		(−39)18.5 − 11.5
(+13−6=11)
61.7%
18.5 / 30
100.0%
+39
0 1 = 0 1 = = 0 1 1 = 1 = 1 = = = 1 1 1 1 = 0 0 1 1 1 0 = =
–   chess22k 1.12 64-bit3048+16
−16		(−40)6.5 − 5.5
(+5−4=3)		54.2%
6.5 / 12
100.0%
−8
0 1 1 1 = 1 0 1 0 = = 0
–   Komodo 5 32-bit3046+16
−16		(−42)17 − 15
(+9−7=16)
53.1%
17.0 / 32
100.0%
−22
= 1 0 = = = 0 0 = = 0 = = = = 0 = = 0 1 1 1 1 1 = 1 = 1 = 1 0 =
–   Wasp 3.60 64-bit3039+20
−20		(−49)9.5 − 6.5
(+4−1=11)		59.4%
9.5 / 16
100.0%
+3
= = = 1 = 1 = = 0 = = 1 = = = 1
–   Stockfish 2.3.1 32-bit3039+17
−17		(−49)15.5 − 16.5
(+8−9=15)
48.4%
15.5 / 32
100.0%
−59
0 = 0 0 1 1 0 = 1 0 0 = = 1 1 = = 1 = = 0 1 = 1 = = 0 = = = = 0
–   RubiChess 1.4 64-bit3036+17
−17		(−52)9.5 − 6.5
(+5−2=9)		59.4%
9.5 / 16
100.0%
+2
= = 0 1 1 = = = 0 1 = 1 = 1 = =
–   Komodo 4 32-bit3032+16
−16		(−56)17.5 − 12.5
(+11−6=13)
58.3%
17.5 / 30
100.0%
−6
0 = 1 = 0 = = = 1 = 1 = = 1 = 1 = 1 0 = 0 1 = = 1 0 0 1 1 1
–   Rybka 4.1 32-bit3030+12
−12		(−58)20.5 − 13.5
(+12−5=17)
60.3%
20.5 / 34
100.0%
+3
= = 0 1 = 0 = 1 = 1 = = 1 = 1 = 1 1 1 = 0 1 = = = = = = 1 1 = 0 1 0
–   Vitruvius 1.11C 32-bit3029+14
−14		(−59)15 − 9
(+7−1=16)		62.5%
15.0 / 24
100.0%
+10
= 1 = 1 = = = = = 1 = 1 = = = 1 1 = 0 = = 1 = =
–   Stockfish 2.1.1 32-bit3028+15
−15		(−60)25.5 − 16.5
(+15−6=21)
60.7%
25.5 / 42
100.0%
+1
= 1 1 1 = = 1 1 = 1 1 = = 1 1 1 0 1 = 1 0 0 = 1 0 = = = 0 = = 1 = = 1 = = = 0 = = =
–   Komodo 3 32-bit3022+14
−14		(−66)24.5 − 13.5
(+17−6=15)
64.5%
24.5 / 38
100.0%
+28
1 1 1 1 0 = 0 1 = 1 = 1 = 1 0 = 1 = = = 1 1 0 = 0 1 = 1 0 = = = 1 1 = = 1 1
–   IvanHoe 9.46h 32-bit3022+14
−14		(−66)20 − 10
(+12−2=16)
66.7%
20.0 / 30
100.0%
+32
= 1 = 1 = = 1 = = 1 1 1 1 = = = = 1 = = = 1 = = 0 1 0 1 = 1
–   DeepSaros 2.3j 32-bit3020+15
−15		(−68)19.5 − 12.5
(+10−3=19)
60.9%
19.5 / 32
100.0%
−3
= = = 1 = = = = 1 1 = 1 = = = = 0 1 = 1 = = = 1 0 1 = 0 = 1 = 1
–   Bouquet 1.6 32-bit3016+18
−18		(−72)19 − 11
(+11−3=16)
63.3%
19.0 / 30
100.0%
+4
= 1 = = 1 1 = 1 = = = = 1 = = 1 0 = 0 = 1 1 0 = = 1 = 1 1 =
–   RobboLito 0.21Q 32-bit3012+18
−18		(−76)20 − 12
(+9−1=22)
62.5%
20.0 / 32
100.0%
−8
0 1 = = = 1 1 = = = = 1 = = = 1 = = = 1 = = = 1 1 = = = = 1 = =
–   Bouquet 1.5 32-bit3009+17
−18		(−79)19.5 − 12.5
(+9−2=21)
60.9%
19.5 / 32
100.0%
−19
1 = = 1 = 0 = 0 = = 1 1 = = = = = = 1 = = = 1 = 1 = = = = 1 = 1
–   Komodo 2.03 32-bit3008+16
−16		(−80)23.5 − 9.5
(+17−3=13)
71.2%
23.5 / 33
100.0%
+56
1 1 1 1 = 1 1 = 1 1 = = = 0 = = 1 0 1 = = = 1 1 = = 0 1 1 = 1 1 1
–   Sting SF 2 32-bit3002+17
−17		(−86)22 − 10
(+15−3=14)
68.8%
22.0 / 32
100.0%
+29
= 1 1 1 0 = 1 1 = = = = = 1 1 = 1 1 = = 1 = 0 1 1 1 = 1 0 = 1 =
–   DeepSaros 3.0 32-bit2998+18
−18		(−90)22 − 10
(+16−4=12)
68.8%
22.0 / 32
100.0%
+34
1 0 = = 1 0 0 = = 1 1 = = 1 = 1 1 1 = 1 = 1 1 1 = 1 1 0 1 1 = =
–   Gull II b2 32-bit2981+17
−18		(−107)21.5 − 10.5
(+13−2=17)
67.2%
21.5 / 32
100.0%
−4
= = = 1 0 = = 1 1 = = 1 = 1 = 1 0 1 = 1 = 1 1 = = = 1 1 = = = 1
–   Gull II 32-bit2977+18
−18		(−111)20 − 10
(+15−5=10)
66.7%
20.0 / 30
100.0%
+1
= = = = 0 1 1 0 1 1 = 1 1 0 = 1 1 = 0 = 1 1 0 1 = 1 = 1 1 1
–   Hiarcs 142960+10
−10		(−128)21 − 11
(+14−4=14)
65.6%
21.0 / 32
100.0%
−29
= = 1 1 = 1 = 1 = 0 1 = 1 1 1 = = = 1 1 = 1 1 0 = = = = 0 1 0 1
–   Fritz 132959+11
−11		(−129)19.5 − 10.5
(+12−3=15)
65.0%
19.5 / 30
100.0%
−40
= = 1 = = = 0 = 1 = = 1 1 0 = 1 1 1 1 = 0 = 1 = 1 1 1 = = =
–   Naum 4.2 32-bit2958+10
−10		(−130)20.5 − 13.5
(+13−6=15)
60.3%
20.5 / 34
100.0%
−68
1 = = 0 1 1 = 1 0 1 0 0 1 = = 1 = = 1 1 = = 1 1 1 = 0 = = = 0 = = 1
–   Protector 1.5.0 32-bit2947+25
−25		(−141)20 − 11
(+13−4=14)
64.5%
20.0 / 31
100.0%
−51
= 1 0 1 = = 1 1 1 = = 1 = 1 0 = = = 0 = 1 1 1 = 1 0 = 1 = = 1
–   Deep Sjeng c't 20102940+10
−10		(−148)28 − 6
(+22−0=12)
82.4%
28.0 / 34
100.0%
+74
1 1 1 1 1 1 1 = 1 = = 1 1 1 = = 1 1 1 = 1 1 = 1 1 1 1 = 1 = = = 1 =
–   Chiron 1.5 32-bit2939+15
−15		(−149)23.5 − 8.5
(+17−2=13)
73.4%
23.5 / 32
100.0%
+1
= 1 = = 1 = 1 0 1 = 0 1 = 1 = 1 = 1 1 1 1 1 1 1 = = = = 1 = 1 1
–   Chiron 1.1a 32-bit2931+15
−14		(−157)23.5 − 6.5
(+18−1=11)
78.3%
23.5 / 30
100.0%
+30
1 = 1 = = 1 = 1 1 1 = = 1 = = = 0 1 1 1 1 1 1 1 1 = 1 = 1 1
–   Shredder 12 32-bit2929+7
−7		(−159)47 − 17
(+37−7=20)
73.4%
47.0 / 64
100.0%
+3
1 0 1 = 0 = 1 = = = 1 0 = = 0 1 = 1 1 1 1 = 1 1 = 1 1 1 1 1 1 = 1 = = 1 0 1 0 0 1 1 = 1 = = 1 1 1 1 = 1 1 1 1 1 1 1 1 1 = = = 1
–   Deep Junior 13 32-bit2915+18
−18		(−173)21.5 − 10.5
(+15−4=13)
67.2%
21.5 / 32
100.0%
−60
1 1 = 1 = 1 1 = 1 1 = = = 1 = 1 = 1 1 = = 0 = 1 0 1 1 0 = = 1 0
–   Spike 1.4 Leiden2914+8
−8		(−174)33.5 − 10.5
(+25−2=17)
76.1%
33.5 / 44
100.0%
−1
1 1 1 1 = = = 1 = 1 = 1 1 1 = 1 1 = = 1 1 = 1 = 1 = 1 1 = = 1 0 1 1 1 1 = = 0 1 1 = 1 =
–   Rybka 2.3.2a 32-bit2912+9
−9		(−176)23.5 − 6.5
(+18−1=11)
78.3%
23.5 / 30
100.0%
+11
= = 1 1 = 1 = 1 1 0 = = = 1 1 1 1 1 1 1 = 1 1 = = 1 1 = 1 1
–   Deep Junior 13.3 32-bit2908+15
−14		(−180)25 − 7
(+21−3=8)
78.1%
25.0 / 32
100.0%
+28
1 1 1 1 0 1 1 = 1 1 1 = = 1 1 1 1 1 1 1 = 1 = 0 1 1 1 = = 0 1 =
–   Deep Junior 12.5 32-bit2908+15
−16		(−180)23.5 − 10.5
(+17−4=13)
69.1%
23.5 / 34
100.0%
−59
1 1 = 0 = 1 = 1 = 1 = 1 1 1 0 = 1 1 0 1 1 1 = = 0 = 1 1 = 1 1 = = =
–   Hannibal 1.2 32-bit2905+14
−14		(−183)24 − 6
(+19−1=10)
80.0%
24.0 / 30
100.0%
+22
0 1 = 1 1 1 1 1 = = 1 1 1 = 1 = = 1 1 = 1 1 1 = = = 1 1 1 1
–   Hiarcs 13.22895+11
−10		(−193)26 − 8
(+20−2=12)
76.5%
26.0 / 34
100.0%
−15
1 = = 1 1 = = 1 = 1 1 0 1 = 1 1 1 1 = 1 = = 1 1 = = 1 = 1 1 1 0 1 1
–   Fritz 122886+11
−11		(−202)27.5 − 6.5
(+24−3=7)
80.9%
27.5 / 34
100.0%
+37
1 1 1 = 1 1 1 = 1 0 1 0 1 1 = 1 1 1 1 = 1 0 = 1 1 1 1 1 = 1 1 = 1 1
–   Gull 1.0a 32-bit2885+12
−12		(−203)26.5 − 3.5
(+23−0=7)
88.3%
26.5 / 30
100.0%
+97
1 1 = = 1 = 1 1 1 1 = = 1 1 1 1 = = 1 1 1 1 1 1 1 1 1 1 1 1
–   Quazar 0.4 32-bit2880+12
−12		(−208)22 − 8
(+18−4=8)
73.3%
22.0 / 30
100.0%
−42
1 1 1 = = 1 0 1 0 1 1 1 1 1 1 1 1 1 = 1 = = = 1 0 1 0 = 1 =
–   Protector 1.4.0 32-bit2878+11
−11		(−210)27.5 − 6.5
(+23−2=9)
80.9%
27.5 / 34
100.0%
+15
1 1 1 0 = = 1 = = = 1 1 1 1 1 1 1 1 1 1 = = 1 1 1 1 1 1 1 0 = = 1 1
–   Gull 1.2 32-bit2876+12
−12		(−212)26.5 − 3.5
(+23−0=7)
88.3%
26.5 / 30
100.0%
+89
1 = 1 1 = 1 1 1 1 = 1 = 1 = 1 1 1 1 1 1 1 1 = = 1 1 1 1 1 1
–   Hannibal 1.1 32-bit2870+13
−13		(−218)28 − 6
(+22−0=12)
82.4%
28.0 / 34
100.0%
+3
= 1 1 = 1 = 1 = 1 1 = 1 1 1 = 1 1 = 1 = 1 1 1 = = 1 = 1 1 = 1 1 1 1
–   Spark 1.0 32-bit2864+11
−11		(−224)25 − 7
(+20−2=10)
78.1%
25.0 / 32
100.0%
−25
1 1 1 1 1 1 1 = = 1 1 1 = 1 1 = 1 1 1 = 1 = 0 1 = = 0 1 1 = 1 =
–   Thinker 5.4d Inert 32-bit2856+10
−10		(−232)28 − 6
(+22−0=12)
82.4%
28.0 / 34
100.0%
−12
= 1 1 1 = = 1 = 1 1 = 1 1 = = 1 1 1 1 1 = = = 1 1 1 = 1 1 1 = 1 1 1
–   Booot 5.1.02844+10
−10		(−244)28 − 5
(+23−0=10)
84.8%
28.0 / 33
100.0%
+7
1 = 1 1 1 1 1 1 1 1 = = 1 1 1 = 1 = = 1 = 1 = 1 1 1 1 1 1 1 = = 1
–   MinkoChess 1.2 32-bit2780+14
−14		(−308)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
−17
= 1 1 1
–   Jonny 4.002777+11
−11		(−311)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
−26
1 1 = 1
2192 games: 883 wins, 333 losses, 976 draws (44.5%), score: 62.5%

Rating changes by day

Rating changes with played games

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