CCRL 40/15
Downloads and Statistics
May 24, 2020
Testing summary:
Total: 1'147'168 games
played by 2'661 programs

White wins: 396'304 (34.5%)
Black wins: 293'262 (25.6%)
Draws: 457'602 (39.9%)
White score: 54.5%

Engine Details

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Naum 4 32-bit (2930+14
−14		)Quote
Author: Aleksandar Naumov (Serbia/Canada) Link: Homepage
This is one of the 26 Naum versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Ethereal 10.00 64-bit3092+15
−15		(+162)4.5 − 9.5
(+1−6=7)		32.1%
4.5 / 14
0.0%
+54
= = = 0 0 = 0 = = = 0 0 0 1
–   ChessBrainVB 3.723062+15
−15		(+132)5 − 11
(+1−7=8)		31.3%
5.0 / 16
0.0%
+18
= 0 0 1 = 0 = 0 0 = = 0 = = 0 =
–   Pedone 1.8 64-bit3060+16
−16		(+130)4 − 16
(+1−13=6)		20.0%
4.0 / 20
0.0%
−81
0 0 = 0 0 0 0 = 0 0 0 1 0 = = 0 0 0 = =
–   iCE 4.0 64-bit3060+17
−17		(+130)6 − 10
(+4−8=4)		37.5%
6.0 / 16
0.0%
+46
1 1 = 0 = 1 0 0 = 0 0 1 0 0 = 0
–   Igel 2.3.1 64-bit3056+24
−24		(+126)1.5 − 8.5
(+0−7=3)		15.0%
1.5 / 10
0.0%
−124
= 0 0 = = 0 0 0 0 0
–   chess22k 1.12 64-bit3050+16
−16		(+120)3 − 7
(+2−6=2)		30.0%
3.0 / 10
0.0%
−33
0 0 0 1 0 = 1 = 0 0
–   Sting SF 8.5 64-bit3041+29
−29		(+111)2 − 8
(+0−6=4)		20.0%
2.0 / 10
0.0%
−87
0 = 0 = 0 0 = = 0 0
–   ChessBrainVB 3.683026+21
−21		(+96)7.5 − 6.5
(+5−4=5)		53.6%
7.5 / 14
0.0%
+117
0 = 1 = 1 0 0 1 = 1 = = 0 1
–   Rybka 3 Human 64-bit3016+25
−25		(+86)7 − 11
(+3−7=8)		38.9%
7.0 / 18
0.0%
+15
= 0 = = 0 = = 0 1 0 = 0 0 = = 1 1 0
–   Rybka 3 32-bit2993+12
−12		(+63)22.5 − 35.5
(+8−21=29)
38.8%
22.5 / 58
0.0%
−5
= = = = = = = = 0 1 0 0 1 0 = 0 0 1 = = 0 1 0 = 0 0 = = = 1 = = 1 = 0 0 0 = 0 = 0 = 1 0 = 1 0 = 0 = = 0 = = = 0 = 0
–   chess22k 1.11 64-bit2990+20
−20		(+60)5.5 − 8.5
(+1−4=9)		39.3%
5.5 / 14
0.0%
+3
= 1 = = 0 0 = = 0 0 = = = =
–   RubiChess 1.3 64-bit2981+21
−21		(+51)7.5 − 6.5
(+5−4=5)		53.6%
7.5 / 14
0.0%
+72
= 1 1 = 0 = 1 1 0 1 = 0 0 =
–   ChessBrainVB 3.502980+24
−24		(+50)5 − 5
(+3−3=4)		50.0%
5.0 / 10
0.0%
+50
= 0 0 0 1 = = 1 1 =
–   Pedone 1.6 64-bit2977+19
−19		(+47)5 − 5
(+1−1=8)		50.0%
5.0 / 10
0.0%
+47
= 1 = = = = 0 = = =
–   Godel 7.0 64-bit2970+25
−25		(+40)6.5 − 5.5
(+3−2=7)		54.2%
6.5 / 12
0.3%
+71
= = = 1 = 0 = 1 = 1 = 0
–   Pirarucu 2.9.5 64-bit2967+19
−19		(+37)5 − 9
(+1−5=8)		35.7%
5.0 / 14
0.1%
−46
0 = = 0 = = 1 = 0 = = = 0 0
–   Vajolet2 2.3 64-bit2957+20
−20		(+27)6 − 6
(+2−2=8)		50.0%
6.0 / 12
1.6%
+27
1 = = 1 = = = = 0 = = 0
–   chess22k 1.10 64-bit2956+18
−18		(+26)5 − 3
(+2−0=6)		62.5%
5.0 / 8
1.2%
+89
= 1 = = 1 = = =
–   chess22k 1.9 64-bit2952+22
−22		(+22)6.5 − 5.5
(+3−2=7)		54.2%
6.5 / 12
4.8%
+46
= = = = = 0 1 1 = 1 0 =
–   Pirarucu 2.7.4 64-bit2951+17
−17		(+21)9.5 − 10.5
(+4−5=11)		47.5%
9.5 / 20
3.4%
+3
= 1 1 = = = = 0 0 1 0 = 0 = 0 1 = = = =
–   Stockfish 1.6.3 32-bit2934+17
−17		(+4)15 − 19
(+4−8=22)
44.1%
15.0 / 34
37.5%
−27
= = = = = 0 = = 0 = 0 = = = 1 = = 0 = 1 = = 1 = 0 0 = = = 0 0 1 = =
–   Shredder 12 32-bit2929+8
−7		(−1)56 − 42
(+33−19=46)
57.1%
56.0 / 98
54.6%
+42
= 0 0 1 = 1 1 1 = 1 = = 0 = = = = 0 = 1 1 = = = 1 1 0 0 = 0 1 = = 0 = 0 1 = 1 = 0 0 = 0 = 1 1 0 = = = = 1 = 1 = = = 1 = 0 = 0 1 1 1 = = = = = 0 = = 1 = = 1 0 1 = 1 = 1 1 1 1 = 0 = 1 1 0 1 1 = = 1
–   Komodo 1.0 64-bit2921+14
−14		(−9)9 − 9
(+5−5=8)		50.0%
9.0 / 18
81.1%
−9
= = 0 0 = 0 1 1 = 0 = = 1 = 0 1 1 =
–   Crafty 25.3 64-bit2914+27
−27		(−16)4.5 − 7.5
(+1−4=7)		37.5%
4.5 / 12
85.8%
−87
= = = = 0 = 0 1 = = 0 0
–   Rybka 2.3.2a 32-bit2912+9
−9		(−18)9 − 9
(+4−4=10)		50.0%
9.0 / 18
98.4%
−20
= 0 = 0 1 = = = = = = = = 0 1 1 1 0
–   Demolito 2018-03-01 64-bit2911+17
−17		(−19)8 − 10
(+3−5=10)		44.4%
8.0 / 18
96.0%
−50
1 = = = = = = = = 0 1 = 0 0 0 0 = 1
–   Fritz 122886+11
−11		(−44)24 − 10
(+15−1=18)
70.6%
24.0 / 34
100.0%
+77
1 = 1 1 1 1 = = = 1 1 = = 1 1 = = = 1 = 1 = = 1 1 = = 1 = = 0 1 = =
–   Thinker 5.4d Inert 64-bit2865+16
−15		(−65)16.5 − 5.5
(+12−1=9)		75.0%
16.5 / 22
100.0%
+97
1 1 = 1 1 = = = = = 1 1 1 = = 1 1 1 1 1 0 =
–   Stockfish 1.5.1 32-bit2865+15
−15		(−65)21.5 − 12.5
(+12−3=19)
63.2%
21.5 / 34
100.0%
+10
1 1 1 = 1 = = = 1 = 1 0 = = = = 0 1 1 = 1 = = 1 = 1 = = 0 = = = 1 =
–   Thinker 5.4c Inert 64-bit2860+14
−14		(−70)13 − 5
(+8−0=10)		72.2%
13.0 / 18
100.0%
+61
1 = = = 1 = 1 = 1 1 = 1 = = 1 = 1 =
–   Thinker 5.4d Inert 32-bit2857+10
−10		(−73)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
100.0%
−13
= = 1 =
–   Doch 1.3.4 32-bit2856+22
−22		(−74)2.5 − 1.5
(+1−0=3)		62.5%
2.5 / 4
100.0%
−14
1 = = =
–   Zappa Mexico II 64-bit2854+10
−10		(−76)10 − 8
(+5−3=10)		55.6%
10.0 / 18
100.0%
−44
= = = = 1 1 = 0 = = 0 = 1 0 = 1 1 =
–   Fritz 112852+10
−10		(−78)21.5 − 18.5
(+12−9=19)
53.8%
21.5 / 40
100.0%
−54
= 0 = 0 0 1 = = 1 = = = = = 0 = 0 = 1 = 1 = = = 1 0 1 = 1 = 1 1 = 0 1 1 1 0 = 0
–   Thinker 5.4c Inert 32-bit2849+13
−13		(−81)21 − 13
(+12−4=18)
61.8%
21.0 / 34
100.0%
−10
1 1 1 0 1 1 1 = 1 0 = = = = = 1 = 1 = 0 = 1 = = = = 1 = = 0 = = 1 =
–   Thinker 5.3b Inert 32-bit2846+19
−19		(−84)21.5 − 8.5
(+13−0=17)
71.7%
21.5 / 30
100.0%
+40
1 = 1 = 1 1 = 1 = = 1 1 = = = 1 = = 1 = 1 = = = = = = 1 1 1
–   Thinker 5.4a Inert 32-bit2835+21
−21		(−95)22 − 14
(+12−4=20)
61.1%
22.0 / 36
100.0%
−31
= = = = = 1 = = 1 0 = = = = = 1 = 1 1 = 1 0 = = = 1 0 = 1 0 1 = = 1 1 1
–   Shredder 112832+12
−12		(−98)28.5 − 11.5
(+19−2=19)
71.3%
28.5 / 40
100.0%
+33
= = 1 1 1 = = = 1 1 1 = 1 = 1 = = = 1 = 1 0 = = 1 0 1 = 1 = 1 = 1 1 1 = 1 = 1 =
–   Stockfish 1.4 32-bit2830+16
−16		(−100)18 − 12
(+10−4=16)
60.0%
18.0 / 30
100.0%
−40
1 = = 1 1 1 = = 1 1 = 0 = 1 = = = = = 0 = 0 = 1 0 = 1 = 1 =
–   Cyclone xTreme Fury2827+19
−19		(−103)16 − 14
(+9−7=14)
53.3%
16.0 / 30
100.0%
−81
= 1 = 1 1 = 0 1 0 = 1 1 1 0 = 0 0 = = = = = = 1 1 = = 0 0 =
–   Toga II 1.4.1SE2827+12
−12		(−103)24.5 − 11.5
(+18−5=13)
68.1%
24.5 / 36
100.0%
+17
0 1 0 1 1 = 0 1 1 = 1 = 1 1 = = = = = 1 1 1 1 1 = 1 1 0 1 = 1 0 = = = 1
–   Grapefruit 1.0 32-bit2826+9
−9		(−104)29 − 16
(+18−5=22)
64.4%
29.0 / 45
100.0%
−15
1 1 = = = = 1 = 1 = = = 1 = 1 = = 1 = = = = 1 1 0 0 0 = = = 1 = 1 = 1 = 0 = 1 1 0 1 1 1 1
–   Deep Sjeng WC2008 32-bit2825+12
−12		(−105)33.5 − 14.5
(+23−4=21)
69.8%
33.5 / 48
100.0%
+20
0 = = 1 1 1 = = 1 1 1 = 1 1 = 1 1 = 0 1 1 = = 1 1 = 1 = 1 = = 1 1 = = 1 = = 0 1 1 = = 0 1 = 1 =
–   Cyclone xTreme2824+13
−13		(−106)20 − 10
(+13−3=14)
66.7%
20.0 / 30
100.0%
−3
= = 0 = 1 = 0 1 = 1 = 1 1 1 = 1 0 1 = = = 1 = = 1 = = 1 1 1
–   Cyclone 3.42822+21
−21		(−108)26 − 10
(+18−2=16)
72.2%
26.0 / 36
100.0%
+30
= = = = = 1 1 = 1 1 = = = = = 1 1 0 1 1 1 = 1 = 1 1 1 1 = = = 1 0 1 1 1
–   Cyclone xTreme Rage2821+25
−25		(−109)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+41
1 = = 1
–   Hiarcs 12.12817+11
−11		(−113)52.5 − 27.5
(+30−5=45)
65.6%
52.5 / 80
100.0%
−22
= = = 1 = 1 1 = = 1 1 = 1 = = 1 = = = = = 1 1 0 1 = = 1 = 1 1 = 1 = 1 0 1 1 = = = = 1 = 1 1 = 1 = = = 1 0 1 = 1 1 0 = 1 1 = = 1 = = = = 0 = = = = = = = 1 1 = =
–   Hiarcs 12 Sharpen PV On2813+14
−13		(−117)23.5 − 8.5
(+18−3=11)
73.4%
23.5 / 32
100.0%
+42
1 1 = = = 0 0 1 0 = 1 1 1 = 1 = 1 1 1 1 1 1 1 = = = 1 = = 1 1 1
–   Zappa Mexico II 32-bit2809+12
−12		(−121)30 − 18
(+18−6=24)
62.5%
30.0 / 48
100.0%
−46
1 = 1 1 = = = 1 = = = 1 = = = 1 1 1 1 = 1 0 = = 1 = 1 0 = = = 1 1 0 1 = = = = 0 1 0 = 1 = 0 1 =
–   TheMadPrune 1.1.252805+24
−24		(−125)16.5 − 5.5
(+12−1=9)		75.0%
16.5 / 22
100.0%
+36
0 = = = = 1 1 1 1 1 1 1 = 1 1 = 1 = 1 = 1 =
–   Spark 0.3a 32-bit2800+17
−17		(−130)3 − 1
(+2−0=2)		75.0%
3.0 / 4
100.0%
+27
1 = 1 =
–   Spark 0.3 32-bit2798+16
−16		(−132)25 − 9
(+16−0=18)
73.5%
25.0 / 34
100.0%
+8
1 = 1 1 = = = = 1 = 1 = 1 = 1 = 1 1 1 1 = = 1 = = 1 = = = 1 1 = 1 =
–   Onno 1.1.1 32-bit2797+18
−18		(−133)25.5 − 12.5
(+17−4=17)
67.1%
25.5 / 38
100.0%
−26
= = = 1 1 = = 1 = 1 1 1 1 = 1 = 1 = 1 = = 1 = 1 0 0 = 1 = = 0 1 1 1 = = 1 0
–   Doch 09.980 32-bit2796+19
−19		(−134)17.5 − 12.5
(+9−4=17)
58.3%
17.5 / 30
100.0%
−86
1 = = = 1 = = = = 1 0 = = = = 1 0 0 = 1 1 0 = 1 = 1 = = 1 =
–   Onno 1.0 32-bit2793+18
−18		(−137)19 − 11
(+10−2=18)
63.3%
19.0 / 30
100.0%
−62
= 1 = = = = = 1 = = = = = 0 1 = = 1 1 1 0 = 1 = 1 = = 1 1 =
–   Stockfish 1.3.1 32-bit2793+25
−25		(−137)24.5 − 7.5
(+21−4=7)
76.6%
24.5 / 32
100.0%
+62
= 1 = 1 1 = 1 1 1 = 1 1 1 1 0 0 1 = 1 1 1 1 = 1 0 0 1 1 1 = 1 1
–   Fruit 2.3.12786+14
−14		(−144)21 − 11
(+14−4=14)
65.6%
21.0 / 32
100.0%
−47
= 1 1 = = = 1 1 0 1 1 = = 1 1 1 1 0 1 1 = = = = = 0 1 = 1 0 = =
–   Grapefruit 1.0a32782+31
−32		(−148)17 − 3
(+15−1=4)		85.0%
17.0 / 20
100.0%
+127
1 1 1 1 1 1 1 = 1 1 1 = 0 1 1 = = 1 1 1
–   Stockfish 1.2 Default2781+21
−22		(−149)23 − 9
(+15−1=16)
71.9%
23.0 / 32
100.0%
−17
= = 1 = = = 1 1 = = 1 1 1 1 1 = = 1 = = 1 1 1 = = = 1 1 = = 1 0
–   Bright 0.4a2776+10
−10		(−154)23 − 11
(+16−4=14)
67.6%
23.0 / 34
100.0%
−38
1 = 1 1 1 0 1 = 1 1 = 0 1 = 0 = = 1 1 = 1 = 1 1 1 = 1 = 0 = 1 = = =
–   Loop 13.6 (Loop 2007) 32-bit2774+9
−10		(−156)25.5 − 10.5
(+17−2=17)
70.8%
25.5 / 36
100.0%
−27
1 = 1 1 1 1 = 1 = 1 = = 1 1 0 = = 1 = = 1 1 1 1 = = = = = = 0 1 1 = 1 =
–   Glaurung 2.2 32-bit2755+24
−24		(−175)25.5 − 6.5
(+21−2=9)
79.7%
25.5 / 32
100.0%
+36
1 = = 1 = 1 1 = = 1 1 1 1 1 1 1 1 1 = = 1 = 0 0 1 1 1 = 1 1 1 1
–   Ktulu 92754+12
−12		(−176)23.5 − 6.5
(+19−2=9)
78.3%
23.5 / 30
100.0%
+22
1 = 1 = = 1 1 1 = = 1 = 1 1 1 1 = = 1 0 1 = 1 1 1 1 0 1 1 1
1649 games: 603 wins, 260 losses, 786 draws (47.7%), score: 60.4%

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Created in 2005-2013 by CCRL team
Last games added on May 24, 2020