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%

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Stockfish 1.7.1 32-bit (2979+16
−16		)Quote
Authors: Marco Costalba, Joona Kiiski, Stockfish team members Links: Homepage, Development Versions, Testing Framework
Stockfish was originally based on Glaurung by Tord Romstad.
This is one of the 109 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   ChessBrainVB 3.723062+15
−15		(+83)7.5 − 8.5
(+4−5=7)		46.9%
7.5 / 16
0.0%
+64
= 0 = = = 1 1 0 0 = = 1 0 = 1 0
–   Fizbo 1.7 64-bit3061+21
−21		(+82)5 − 5
(+2−2=6)		50.0%
5.0 / 10
0.0%
+89
= = = 1 = 1 = 0 = 0
–   Vajolet2 2.6 64-bit3061+15
−15		(+82)8.5 − 11.5
(+3−6=11)		42.5%
8.5 / 20
0.0%
+40
= = = 1 = = 0 0 = = 0 0 = 1 = = 1 0 0 =
–   Protector 1.8.0 64-bit3039+17
−17		(+60)5 − 5
(+3−3=4)		50.0%
5.0 / 10
0.0%
+51
0 = 0 = 1 = 1 1 0 =
–   ChessBrainVB 3.683026+21
−21		(+47)7 − 7
(+3−3=8)		50.0%
7.0 / 14
0.0%
+47
1 = = 0 0 1 = = 1 = = = = 0
–   Rybka 4 32-bit3017+15
−15		(+38)24.5 − 29.5
(+10−15=29)
45.4%
24.5 / 54
0.0%
+10
= = = = = = 1 = = = 0 = 1 = 0 1 = 0 0 = 0 = 0 = = 0 1 0 = 0 1 = = 1 0 = 0 0 1 1 = = = 0 = = 0 = = 1 = = 0 1
–   Pirarucu 3.0.7 64-bit3013+19
−19		(+34)6.5 − 9.5
(+2−5=9)		40.6%
6.5 / 16
0.3%
−17
0 = = = 0 1 = = = 1 0 0 = 0 = =
–   Texel 1.05 64-bit3010+15
−15		(+31)6 − 4
(+4−2=4)		60.0%
6.0 / 10
0.3%
+98
1 1 = 0 = = = 1 0 1
–   Andscacs 0.82 64-bit3009+24
−24		(+30)3 − 7
(+1−5=4)		30.0%
3.0 / 10
2.0%
−100
0 = 0 = = 0 0 = 0 1
–   Andscacs 0.81 64-bit3004+25
−25		(+25)4 − 6
(+1−3=6)		40.0%
4.0 / 10
4.7%
−33
0 1 = = 0 = 0 = = =
–   Winter 0.7 64-bit3004+19
−18		(+25)9 − 7
(+5−3=8)		56.3%
9.0 / 16
2.1%
+57
1 0 1 = 1 = 0 = 1 = = = = = 0 1
–   Bagatur 2.0 64-bit2998+25
−24		(+19)6.5 − 7.5
(+4−5=5)		46.4%
6.5 / 14
10.0%
−2
0 0 = 1 = = 0 1 0 0 = 1 1 =
–   Rybka 3 32-bit2993+12
−12		(+14)13 − 17
(+3−7=20)
43.3%
13.0 / 30
7.9%
−22
= = 0 = 1 = = 0 = = 0 = = = = = 0 = = 0 = = = 0 = 0 = 1 = 1
–   Topple 0.7.5 64-bit2987+23
−23		(+8)8 − 6
(+4−2=8)		57.1%
8.0 / 14
28.7%
+51
= 1 = 0 = = = 0 = 1 1 = 1 =
–   Igel 2.3.0 64-bit2987+27
−27		(+8)7.5 − 10.5
(+3−6=9)		41.7%
7.5 / 18
29.2%
−37
0 = = 1 = = = 0 0 0 = 0 0 1 = 1 = =
–   RubiChess 1.3 64-bit2981+21
−21		(+2)7.5 − 4.5
(+5−2=5)		62.5%
7.5 / 12
42.7%
+78
1 = = = 1 0 0 1 = 1 1 =
–   Godel 7.0 64-bit2970+25
−25		(−9)7.5 − 4.5
(+5−2=5)		62.5%
7.5 / 12
71.9%
+63
0 = 1 1 = = 1 = 0 = 1 1
–   Pirarucu 2.9.5 64-bit2967+19
−19		(−12)11 − 3
(+8−0=6)		78.6%
11.0 / 14
82.9%
+167
1 = = = 1 = 1 1 1 1 = 1 1 =
–   Andscacs 0.80 64-bit2962+25
−25		(−17)6 − 4
(+4−2=4)		60.0%
6.0 / 10
86.8%
+45
= = 1 1 0 = = 1 0 1
–   Naum 4.2 32-bit2959+10
−10		(−20)17 − 15
(+7−5=20)
53.1%
17.0 / 32
98.2%
0
1 1 = = = 0 1 = = = 1 0 = = = = 0 = 0 = 1 0 1 = = = = = 1 = = =
–   SmarThink 1.90 64-bit2959+30
−30		(−20)6 − 4
(+4−2=4)		60.0%
6.0 / 10
87.2%
+46
= 1 = 1 0 1 0 1 = =
–   Pedone 1.4.1 64-bit2958+19
−19		(−21)5.5 − 4.5
(+3−2=5)		55.0%
5.5 / 10
95.0%
+10
0 1 1 = = = = 1 = 0
–   Pedone 1.5 64-bit2956+21
−21		(−23)5 − 5
(+1−1=8)		50.0%
5.0 / 10
95.8%
−26
= = = = 0 = 1 = = =
–   chess22k 1.10 64-bit2956+18
−18		(−23)4.5 − 3.5
(+2−1=5)		56.3%
4.5 / 8
96.8%
+13
= = 0 1 = 1 = =
–   chess22k 1.9 64-bit2952+22
−22		(−27)5 − 7
(+3−5=4)		41.7%
5.0 / 12
97.4%
−82
0 = = 1 = 0 0 0 1 1 0 =
–   Shredder 12 32-bit2929+8
−7		(−50)23.5 − 8.5
(+15−0=17)
73.4%
23.5 / 32
100.0%
+88
1 1 = 1 1 = = 1 = = = = 1 1 1 1 = = = = 1 = 1 = 1 1 = = = 1 = 1
–   Rybka 2.3.2a 32-bit2912+9
−9		(−67)17 − 13
(+6−2=22)
56.7%
17.0 / 30
100.0%
−32
= = 1 = = = = = 1 1 1 0 1 = = = = = = = = 0 = = = = = = = 1
–   Komodo 1.2 32-bit2897+14
−14		(−82)19.5 − 16.5
(+11−8=17)
54.2%
19.5 / 36
100.0%
−54
1 1 = = = = 1 = = 1 = 1 = 1 = 1 = 0 1 0 0 1 = 0 1 0 = 0 0 = 0 = = = = 1
–   Fritz 122886+11
−11		(−93)22 − 9
(+14−1=16)
71.0%
22.0 / 31
100.0%
+31
1 = = = = 1 = 1 0 1 = 1 = 1 = = = 1 1 = = 1 = = 1 1 = 1 1 1 =
–   Critter 0.70 32-bit2877+19
−19		(−102)24 − 12
(+16−4=16)
66.7%
24.0 / 36
100.0%
+2
= 1 = = = = 0 1 0 1 = = 1 = 0 1 = = = 1 1 = 1 1 1 0 = = 1 1 = 1 = 1 1 1
–   Hiarcs 13.12874+14
−14		(−105)21 − 11
(+14−4=14)
65.6%
21.0 / 32
100.0%
−8
= = = = 1 = 0 1 1 1 1 1 1 0 0 = 0 = 1 1 = 1 = = = 1 1 1 = = = 1
–   Komodo 1.0 32-bit2868+16
−16		(−111)22 − 12
(+12−2=20)
64.7%
22.0 / 34
100.0%
−27
= 1 = = 1 = 1 = 1 1 = 1 1 = = = = 1 = = = = 0 1 = = 0 1 1 = = = = 1
–   Thinker 5.4d Inert 32-bit2857+10
−10		(−122)25 − 14
(+15−4=20)
64.1%
25.0 / 39
100.0%
−41
0 = 1 1 1 1 0 1 1 = 1 1 = 1 = = = = 1 = = = = = = 1 = 1 = 1 = 0 = = 0 1 1 = =
–   Deep Junior 11.1a 32-bit2831+17
−17		(−148)18 − 12
(+11−5=14)
60.0%
18.0 / 30
100.0%
−87
= = 1 1 1 = = = = 0 1 = 0 0 1 1 1 1 0 = 0 1 = 1 = 1 = = = =
–   Critter 0.60 32-bit2831+23
−23		(−148)24.5 − 9.5
(+17−2=15)
72.1%
24.5 / 34
100.0%
−10
= = 1 1 = 1 = = = 1 = = 1 1 = 0 1 1 1 1 = 1 = 1 1 1 0 1 = 1 = 1 = =
–   Protector 1.3.5 32-bit2830+15
−15		(−149)21 − 14
(+11−4=20)
60.0%
21.0 / 35
100.0%
−90
0 1 = 1 = 1 = 1 = 1 = 1 = 0 1 0 1 = = = = = = 1 = 1 = 1 = = = = 0 = =
–   Grapefruit 1.0 32-bit2826+9
−9		(−153)29 − 11
(+20−2=18)
72.5%
29.0 / 40
100.0%
−13
= 1 1 1 1 = = = 1 = 1 1 1 = 1 1 0 = = = 1 = = 1 1 1 = = 1 0 = = 1 1 = = 1 1 1 =
–   Deep Sjeng WC2008 32-bit2825+12
−12		(−154)22 − 8
(+15−1=14)
73.3%
22.0 / 30
100.0%
−11
1 1 1 1 = 1 1 0 = 1 = = 1 = 1 = = = = 1 = = = = 1 1 1 1 1 =
–   Protector 1.3.4 32-bit2824+15
−15		(−155)26.5 − 8.5
(+18−0=17)
75.7%
26.5 / 35
100.0%
+3
1 = 1 1 = 1 1 = 1 1 1 = = = = 1 1 1 = 1 = 1 = 1 = = = 1 = 1 = 1 1 = =
–   Spark 0.4 32-bit2822+16
−16		(−157)26 − 8
(+18−0=16)
76.5%
26.0 / 34
100.0%
+6
= 1 = 1 1 1 = = 1 1 1 = = = 1 1 1 1 1 = = = 1 = 1 = = 1 1 1 1 = = =
–   Hiarcs 12.12817+11
−11		(−162)24.5 − 5.5
(+20−1=9)
81.7%
24.5 / 30
100.0%
+63
1 0 1 = 1 1 = 1 = = 1 1 1 1 = = = = 1 1 1 1 1 1 1 1 1 1 1 =
–   Deep Junior 11.2 32-bit2817+21
−21		(−162)22 − 10
(+16−4=12)
68.8%
22.0 / 32
100.0%
−37
1 = 1 1 = 1 = 1 1 0 = = = 1 1 1 = 0 0 0 = = 1 1 1 1 = 1 = = 1 1
–   Spark 0.3a 32-bit2800+17
−17		(−179)23 − 11
(+14−2=18)
67.6%
23.0 / 34
100.0%
−76
= = 0 1 = 1 0 = 1 = 1 = = 1 = = = = 1 1 = = 1 1 = = = 1 1 1 1 = 1 =
–   Spark 0.3 32-bit2798+16
−16		(−181)23.5 − 6.5
(+18−1=11)
78.3%
23.5 / 30
100.0%
+7
1 1 1 1 = = = 1 1 1 = 1 = = 1 1 1 = 1 = = 1 1 = 1 0 = 1 1 1
–   Onno 1.2.70 32-bit2786+18
−18		(−193)25 − 5
(+20−0=10)
83.3%
25.0 / 30
100.0%
+38
1 1 1 1 1 = 1 1 1 1 1 = = 1 = 1 1 1 1 1 = = = = 1 = = 1 1 1
–   Bright 0.5c2778+13
−13		(−201)25.5 − 4.5
(+22−1=7)
85.0%
25.5 / 30
100.0%
+68
= = 1 1 1 1 1 = 1 = 1 1 1 1 1 1 1 0 1 = 1 = = 1 1 1 1 1 1 1
–   Loop 13.6 (Loop 2007) 32-bit2774+9
−10		(−205)26 − 4
(+22−0=8)
86.7%
26.0 / 30
100.0%
+70
1 1 = 1 1 1 1 1 1 1 1 = = = = 1 1 1 = 1 1 = 1 1 1 = 1 1 1 1
–   Spike 1.2 Turin2745+7
−7		(−234)22 − 8
(+15−1=14)
73.3%
22.0 / 30
100.0%
−86
1 1 1 = 1 = 1 = 1 = 1 = = = 1 = 1 = = = 1 = = 1 1 = 1 1 1 0
–   Twisted Logic 20100131x 32-bit2737+18
−18		(−242)32 − 6
(+26−0=12)
84.2%
32.0 / 38
100.0%
+1
1 1 = 1 = = 1 1 1 1 = 1 1 = 1 1 = = = 1 1 = 1 1 = 1 1 1 = 1 1 1 = 1 1 1 1 1
–   Bison 9.11 32-bit2728+14
−14		(−251)58 − 10
(+51−3=14)
85.3%
58.0 / 68
100.0%
+28
1 1 = 1 1 0 = 1 = 1 1 = 1 1 1 1 1 1 = 1 1 1 0 1 1 1 1 1 1 1 1 1 = 1 = = 1 1 1 1 1 1 = = 1 1 1 1 1 1 = 1 = 1 1 1 1 1 0 1 1 = = 1 1 1 1 1
–   Booot 4.15.12697+30
−30		(−282)6 − 2
(+4−0=4)		75.0%
6.0 / 8
100.0%
−132
= 1 = 1 = = 1 1
–   Crafty 23.2 32-bit2696+32
−32		(−283)4 − 0
(+4−0=0)		100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   Delfi 5.42690+12
−12		(−289)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
−5
= 1 1 1
–   Scorpio 2.5 32-bit2664+32
−32		(−315)3.5 − 0.5
(+3−0=1)		87.5%
3.5 / 4
100.0%
−26
1 1 1 =
1272 games: 545 wins, 146 losses, 581 draws (45.7%), score: 65.7%

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