CCRL 40/40
Downloads and Statistics
July 11, 2019
Testing summary:
Total: 1'066'603 games
played by 2'494 programs
145750 CPU days (X2 4600+)

White wins: 370'641 (34.7%)
Black wins: 275'905 (25.9%)
Draws: 420'057 (39.4%)
White score: 54.4%

Engine Details

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Stockfish 1.3.1 32-bit (2793+25
−25
)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 100 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Rybka 3 32-bit2994+13
−12
(+201)6.5 − 25.5
(+0−19=13)
20.3%
6.5 / 32
0.0%
+7
= = 0 0 0 = 0 0 0 0 0 0 = 0 0 0 0 0 0 = = = = 0 = = = 0 = 0 = 0
–   Naum 4 32-bit2930+14
−14
(+137)7.5 − 24.5
(+4−21=7)
23.4%
7.5 / 32
0.0%
−62
0 0 = 1 1 0 0 0 0 0 = 0 = 0 0 = 0 0 0 = 0 0 = 0 0 0 = 0 0 0 1 1
–   Fritz 112852+10
−10
(+59)11.5 − 20.5
(+5−14=13)
35.9%
11.5 / 32
0.0%
−32
0 = = = 0 = 0 1 0 = 0 0 0 1 = = 0 = 1 = = 1 0 0 = = 0 0 = 0 1 0
–   Thinker 5.4c Inert 32-bit2849+13
−13
(+56)15 − 21
(+5−11=20)
41.7%
15.0 / 36
0.0%
+7
= = = = 0 = 1 = = = 0 = 0 0 1 0 = 1 1 = = = = = 0 = 0 = = = = 0 1 0 0 0
–   Shredder 112832+12
−12
(+39)12 − 20
(+7−15=10)
37.5%
12.0 / 32
0.2%
−45
0 = 0 0 1 0 1 = = 0 0 1 = 0 0 0 1 1 0 = 1 = 0 0 0 0 = = 0 = = 1
–   Grapefruit 1.0 32-bit2826+9
−9
(+33)14 − 20
(+5−11=18)
41.2%
14.0 / 34
0.7%
−15
0 = = = 0 = = 0 = = = 0 0 0 1 0 = 0 0 = 1 = = 1 1 = = = = 0 1 = 0 =
–   Deep Sjeng WC2008 32-bit2825+12
−12
(+32)17 − 27
(+6−16=22)
38.6%
17.0 / 44
1.0%
−37
0 = = = 0 = 0 = 0 = = = 0 = 0 = = = 0 0 = = 1 0 0 = = 1 = 0 1 = 0 = 0 0 = 0 = = 1 1 1 0
–   Hiarcs 12.12817+11
−11
(+24)16 − 16
(+8−8=16)
50.0%
16.0 / 32
4.0%
+24
0 = 0 = 0 0 = 0 = = = = = 0 1 1 = = 1 0 = = = 1 0 1 1 1 = 1 = =
–   Hiarcs 12 Sharpen PV On2813+14
−14
(+20)18 − 12
(+9−3=18)
60.0%
18.0 / 30
7.6%
+77
1 1 1 = = = = 0 1 = = 1 = = = 0 = 1 = 1 = = 0 = = 1 = 1 = =
–   Zappa Mexico II 32-bit2809+12
−12
(+16)18 − 14
(+15−11=6)
56.3%
18.0 / 32
12.4%
+62
0 1 1 1 0 0 1 = 1 0 1 0 0 1 = 1 0 = 1 0 1 1 0 0 1 0 1 1 = = = 1
–   Onno 1.0 32-bit2793+18
−18
(0)15 − 15
(+7−7=16)
50.0%
15.0 / 30
49.5%
+2
= = = 0 = = = 1 = = = = = 1 1 = = 0 1 = 1 0 0 1 = 1 0 0 = 0
–   Bright 0.4a2775+10
−10
(−18)20.5 − 11.5
(+15−6=11)
64.1%
20.5 / 32
90.0%
+75
0 1 1 = 1 = 1 = 1 1 = = = = 1 0 1 = 1 1 = 0 0 1 0 1 0 = 1 1 = 1
–   Loop 13.6 (Loop 2007) 32-bit2773+9
−10
(−20)14 − 18
(+7−11=14)
43.8%
14.0 / 32
92.9%
−61
= 0 = 0 0 0 0 1 0 1 0 = = 1 = = = = 0 = = = 1 0 1 = 1 1 0 0 = =
–   Ktulu 92754+12
−12
(−39)15.5 − 14.5
(+10−9=11)
51.7%
15.5 / 30
99.7%
−31
1 0 0 0 = = = 1 1 = 0 0 0 0 0 = = = = 1 = 0 1 1 = 1 1 = 1 1
–   Twisted Logic 200806202723+16
−17
(−70)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+213
1 1 1 =
–   SmarThink 1.10 32-bit2718+19
−19
(−75)13 − 7
(+9−3=8)
65.0%
13.0 / 20
100.0%
+19
0 1 = 1 1 1 0 1 1 = = 1 = = 1 = = 1 0 =
–   Frenzee Feb08 32-bit2695+13
−13
(−98)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−15
= 0 1 1
–   Booot 4.15.02692+14
−14
(−101)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
+49
= 1 1 =
–   Delfi 5.42689+12
−11
(−104)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−8
= 0 1 1
–   Movei 00.8.438 (10 10 10)2666+11
−11
(−127)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−44
1 1 0 =
–   Alaric 7072660+11
−12
(−133)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−133
= 1 0 =
–   E.T. Chess 13.01.082649+13
−13
(−144)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   Cyrano 0.6b17 32-bit2648+14
−14
(−145)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−62
0 1 1 =

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Created in 2005-2013 by CCRL team
Last games added on July 11, 2019