CCRL 40/15
Downloads and Statistics
May 1, 2021
Testing summary:
Total: 1'240'737 games
played by 2'832 programs

White wins: 425'216 (34.3%)
Black wins: 312'397 (25.2%)
Draws: 503'124 (40.6%)
White score: 54.5%

Engine Details

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Sting SF 8.1 64-bit (3038+28
−28
)Quote
Authors: Marco Costalba, Joona Kiiski, Stockfish team members Links: List of Authors, Homepage, Development Versions, Testing Framework
Stockfish was originally based on Glaurung by Tord Romstad.
This is one of the 123 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Stockfish 8 64-bit3300+11
−11
(+262)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.0%
−INF
0 0 0 0
–   Fizbo 1.9 64-bit3174+12
−12
(+136)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
+68
= = 0 =
–   Fire 5 64-bit3173+13
−13
(+135)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−154
0 0 0 =
–   Booot 6.2 64-bit3142+10
−11
(+104)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−178
= 0 0 0
–   Andscacs 0.91 64-bit3139+16
−16
(+101)4.5 − 9.5
(+0−5=9)
32.1%
4.5 / 14
0.0%
+5
0 = = = 0 = 0 = 0 = = 0 = =
–   Roc 0.7 64-bit3114+10
−10
(+76)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.0%
−40
0 = 1 0 = 0
–   Chiron 4 64-bit3113+8
−8
(+75)5.5 − 6.5
(+2−3=7)
45.8%
5.5 / 12
0.0%
+47
= 0 = = 0 = 0 = = 1 1 =
–   Equinox 3.20 64-bit3094+9
−9
(+56)5 − 7
(+2−4=6)
41.7%
5.0 / 12
0.0%
+10
1 0 1 = 0 = = = = 0 = 0
–   Fritz 15 64-bit3092+10
−9
(+54)5.5 − 6.5
(+2−3=7)
45.8%
5.5 / 12
0.0%
+29
= 0 0 = = = 1 = = 1 = 0
–   Ethereal 10.00 64-bit3091+15
−15
(+53)5 − 9
(+2−6=6)
35.7%
5.0 / 14
0.0%
−35
= 1 0 0 = = 0 0 = = 0 = 0 1
–   Hannibal 1.7 64-bit3079+9
−10
(+41)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.3%
−77
0 0 = 1 = 0
–   Texel 1.07 64-bit3073+11
−11
(+35)4 − 8
(+1−5=6)
33.3%
4.0 / 12
0.9%
−66
0 0 = = = = 0 = 0 1 0 =
–   Bouquet 1.8 64-bit3073+9
−9
(+35)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.8%
+35
= =
–   NirvanaChess 2.3 64-bit3071+12
−12
(+33)6.5 − 9.5
(+2−5=9)
40.6%
6.5 / 16
1.5%
−19
= = = = = 1 0 = 1 0 0 0 0 = = =
–   Protector 1.9.0 64-bit3057+9
−9
(+19)9 − 7
(+5−3=8)
56.3%
9.0 / 16
9.3%
+53
= = = = 1 = 1 0 1 0 1 = 1 0 = =
–   Alfil 15.7 64-bit3056+13
−13
(+18)5 − 5
(+2−2=6)
50.0%
5.0 / 10
11.5%
+18
= = 1 = = 0 = = 0 1
–   BlackMamba 2.0 64-bit3055+10
−10
(+17)5 − 7
(+3−5=4)
41.7%
5.0 / 12
12.6%
−34
= = 1 0 = 1 0 0 = 1 0 0
–   Vitruvius 1.11C 64-bit3048+14
−14
(+10)1 − 1
(+0−0=2)
50.0%
1.0 / 2
26.6%
+10
= =
–   iCE 3.0 64-bit3040+12
−12
(+2)3 − 3
(+1−1=4)
50.0%
3.0 / 6
43.5%
+2
= = = 0 = 1
–   Texel 1.06 64-bit3040+16
−15
(+2)2.5 − 3.5
(+1−2=3)
41.7%
2.5 / 6
43.7%
−43
= = 0 1 = 0
–   Laser 1.4 64-bit3025+18
−18
(−13)5.5 − 6.5
(+3−4=5)
45.8%
5.5 / 12
77.7%
−37
1 = = 0 = 0 = 0 1 1 0 =
–   Naum 4.6 64-bit3009+12
−12
(−29)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
96.8%
+128
= 1
–   Nemorino 3.0 64-bit2995+19
−19
(−43)13 − 13
(+7−7=12)
50.0%
13.0 / 26
99.4%
−44
= 1 1 = 0 = 0 0 = = 0 1 = = 1 0 = = = 1 0 1 0 = 1 =
–   SmarThink 1.97 64-bit2994+16
−16
(−44)8.5 − 3.5
(+6−1=5)
70.8%
8.5 / 12
99.7%
+92
1 = = 1 1 1 = 0 1 1 = =
–   Pedone 1.6 64-bit2976+19
−19
(−62)12.5 − 7.5
(+7−2=11)
62.5%
12.5 / 20
100.0%
+10
1 = 1 1 1 = 1 = = = = = 1 = 0 = = 0 = 1
–   Arasan 20.1 64-bit2963+23
−23
(−75)7.5 − 2.5
(+5−0=5)
75.0%
7.5 / 10
100.0%
+76
= = = 1 1 = 1 1 1 =
–   Vajolet2 2.2 64-bit2959+19
−19
(−79)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
100.0%
+7
= 1 1 1 = = 1 0 = =
–   Naum 4 64-bit2955+13
−13
(−83)6 − 4
(+3−1=6)
60.0%
6.0 / 10
100.0%
−20
1 = = = 1 = 1 = 0 =
–   Hakkapeliitta 3.0 64-bit2953+12
−11
(−85)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
100.0%
0
= 1 = 1 = = 0 1 = 1
–   Stockfish 1.6.3 32-bit2933+16
−16
(−105)6 − 4
(+2−0=8)
60.0%
6.0 / 10
100.0%
−52
= = 1 = = = = = 1 =
–   Crafty 25.2 64-bit2931+11
−11
(−107)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
−7
= 0 1 = 1 1 = 1 1 0
–   Wasp 2.01 64-bit2925+19
−19
(−113)7 − 3
(+5−1=4)
70.0%
7.0 / 10
100.0%
+10
= 1 = 1 = = 1 0 1 1
–   Critter 0.80 32-bit2924+15
−15
(−114)5.5 − 3.5
(+3−1=5)
61.1%
5.5 / 9
100.0%
−55
1 = 1 = = = = 1 0
–   Bobcat 8.0 64-bit2923+13
−13
(−115)7 − 3
(+4−0=6)
70.0%
7.0 / 10
100.0%
−3
1 1 1 = = = = = = 1
–   Cheng 4.39 64-bit2919+11
−10
(−119)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
−14
1 0 1 = 0 1 1 = = 1
–   ChessBrainVB 3.312915+25
−25
(−123)16 − 4
(+13−1=6)
80.0%
16.0 / 20
100.0%
+90
1 1 1 1 = 1 1 1 1 0 1 1 = 1 1 = = 1 = =
–   Rybka 1.2 64-bit2899+18
−18
(−139)8 − 2
(+6−0=4)
80.0%
8.0 / 10
100.0%
+61
1 = 1 = 1 1 1 = 1 =
–   Amoeba 2.5 64-bit2872+23
−23
(−166)12.5 − 3.5
(+9−0=7)
78.1%
12.5 / 16
100.0%
+15
= 1 = 1 = 1 = 1 1 1 = = 1 1 = 1

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Created in 2005-2013 by CCRL team
Last games added on May 1, 2021