CCRL 40/15
Downloads and Statistics
October 24, 2020
Testing summary:
Total: 1'185'135 games
played by 2'728 programs

White wins: 408'196 (34.4%)
Black wins: 301'376 (25.4%)
Draws: 475'563 (40.1%)
White score: 54.5%

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Sting SF 9.99 64-bit (3032+26
−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 114 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Andscacs 0.94 64-bit3170+13
−13
(+138)2.5 − 7.5
(+0−5=5)
25.0%
2.5 / 10
0.0%
−13
–   Xiphos 0.4 64-bit3145+11
−11
(+113)2.5 − 7.5
(+0−5=5)
25.0%
2.5 / 10
0.0%
−35
–   Booot 6.2 64-bit3143+11
−11
(+111)4 − 6
(+1−3=6)
40.0%
4.0 / 10
0.0%
+51
–   Laser 1.6 64-bit3131+11
−11
(+99)2.5 − 7.5
(+0−5=5)
25.0%
2.5 / 10
0.0%
−52
–   Roc 0.7 64-bit3115+10
−10
(+83)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.0%
+55
–   Chiron 4 64-bit3114+8
−8
(+82)1.5 − 8.5
(+0−7=3)
15.0%
1.5 / 10
0.0%
−168
–   NirvanaChess 2.4 64-bit3100+9
−9
(+68)5 − 5
(+2−2=6)
50.0%
5.0 / 10
0.0%
+64
–   Equinox 3.20 64-bit3095+9
−9
(+63)4 − 6
(+4−6=0)
40.0%
4.0 / 10
0.0%
−22
–   Fritz 15 64-bit3094+9
−10
(+62)4 − 6
(+1−3=6)
40.0%
4.0 / 10
0.0%
+3
–   Nemorino 5.00 64-bit3086+13
−13
(+54)6.5 − 9.5
(+1−4=11)
40.6%
6.5 / 16
0.0%
+5
–   Laser 1.5 64-bit3072+15
−15
(+40)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.4%
−27
–   Pedone 1.8 64-bit3059+16
−16
(+27)14 − 16
(+3−5=22)
46.7%
14.0 / 30
4.0%
+8
–   Vajolet2 2.6 64-bit3059+15
−15
(+27)9 − 15
(+1−7=16)
37.5%
9.0 / 24
3.5%
−37
–   Arasan 21.0 64-bit3041+17
−17
(+9)2 − 2
(+1−1=2)
50.0%
2.0 / 4
28.9%
+9
–   Gull 3.1 64-bit3040+16
−16
(+8)3 − 7
(+0−4=6)
30.0%
3.0 / 10
30.5%
−106
–   Nemorino 4.00 64-bit3039+17
−17
(+7)2 − 2
(+1−1=2)
50.0%
2.0 / 4
32.7%
+7
–   Senpai 2.0 64-bit3032+11
−11
(0)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
49.8%
+67
–   Stockfish 1.8 64-bit3026+21
−21
(−6)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
64.3%
−33
–   SmarThink 1.98 64-bit3026+13
−13
(−6)3 − 1
(+3−1=0)
75.0%
3.0 / 4
67.6%
+220
–   ChessBrainVB 3.683025+21
−21
(−7)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
67.1%
+85
–   IvanHoe 9.46h 32-bit3023+14
−13
(−9)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
74.7%
+15
–   Rybka 3 Dynamic 64-bit3020+27
−26
(−12)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
74.1%
+74
–   Critter 1.01 32-bit3019+18
−18
(−13)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
80.4%
+78
–   Pedone 1.7 64-bit3013+17
−17
(−19)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
89.6%
+48
–   Komodo 2.03 32-bit3006+16
−16
(−26)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
95.5%
−1
–   Winter 0.7 64-bit3005+18
−18
(−27)8 − 8
(+3−3=10)
50.0%
8.0 / 16
96.0%
−27
–   Hakkapeliitta TCEC v2 64-bit3000+13
−13
(−32)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
98.8%
−99
–   Defenchess 1.1f 64-bit2997+12
−12
(−35)7 − 7
(+3−3=8)
50.0%
7.0 / 14
99.4%
−35
–   Rodent III 0.275 64-bit2985+15
−15
(−47)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
99.9%
+40
–   SlowChess Blitz Classic 1.5 64-bit2955+22
−22
(−77)12.5 − 7.5
(+7−2=11)
62.5%
12.5 / 20
100.0%
−6
–   Naum 4 64-bit2954+13
−13
(−78)8.5 − 1.5
(+7−0=3)
85.0%
8.5 / 10
100.0%
+177
–   Igel 2.0.0 64-bit2935+26
−26
(−97)15 − 11
(+8−4=14)
57.7%
15.0 / 26
100.0%
−49
–   Bobcat 8.0 64-bit2923+13
−13
(−109)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+174
–   Arasan 19.1 64-bit2921+22
−22
(−111)3 − 7
(+1−5=4)
30.0%
3.0 / 10
100.0%
−234
–   ChessBrainVB 3.312915+25
−25
(−117)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
100.0%
+62
–   Topple 0.7.3 64-bit2910+24
−24
(−122)14 − 6
(+10−2=8)
70.0%
14.0 / 20
100.0%
+7
–   Quazar 0.4 64-bit2905+10
−10
(−127)7.5 − 2.5
(+5−0=5)
75.0%
7.5 / 10
100.0%
+21
–   Nemorino 1.02 64-bit2904+23
−23
(−128)8 − 2
(+6−0=4)
80.0%
8.0 / 10
100.0%
+64
–   Atlas 3.91 64-bit2898+13
−13
(−134)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
−25
–   Topple 0.7.1 64-bit2889+25
−25
(−143)6.5 − 1.5
(+5−0=3)
81.3%
6.5 / 8
100.0%
+69
–   Counter 3.4 64-bit2882+20
−20
(−150)10.5 − 3.5
(+7−0=7)
75.0%
10.5 / 14
100.0%
0
–   Pirarucu 2.3.8 64-bit2851+22
−22
(−181)9 − 1
(+8−0=2)
90.0%
9.0 / 10
100.0%
+147

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