CCRL 40/40
Downloads and Statistics
December 14, 2019
Testing summary:
Total: 1'105'634 games
played by 2'577 programs
151171 CPU days (X2 4600+)

White wins: 383'085 (34.6%)
Black wins: 284'446 (25.7%)
Draws: 438'103 (39.6%)
White score: 54.5%

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Sting SF 9.99 64-bit (3035+26
−26
)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 104 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Andscacs 0.94 64-bit3172+13
−13
(+137)2.5 − 7.5
(+0−5=5)
25.0%
2.5 / 10
0.0%
−14
–   Xiphos 0.4 64-bit3149+12
−12
(+114)2.5 − 7.5
(+0−5=5)
25.0%
2.5 / 10
0.0%
−34
–   Booot 6.2 64-bit3144+11
−11
(+109)4 − 6
(+1−3=6)
40.0%
4.0 / 10
0.0%
+49
–   Laser 1.6 64-bit3130+11
−11
(+95)2.5 − 7.5
(+0−5=5)
25.0%
2.5 / 10
0.0%
−56
–   Roc 0.7 64-bit3116+11
−11
(+81)4.5 − 5.5
(+2−3=5)
45.0%
4.5 / 10
0.0%
+53
–   Chiron 4 64-bit3115+9
−9
(+80)1.5 − 8.5
(+0−7=3)
15.0%
1.5 / 10
0.0%
−170
–   NirvanaChess 2.4 64-bit3102+9
−9
(+67)5 − 5
(+2−2=6)
50.0%
5.0 / 10
0.0%
+63
–   Equinox 3.20 64-bit3097+9
−9
(+62)4 − 6
(+4−6=0)
40.0%
4.0 / 10
0.0%
−23
–   Fritz 15 64-bit3095+10
−9
(+60)4 − 6
(+1−3=6)
40.0%
4.0 / 10
0.0%
+1
–   Nemorino 5.00 64-bit3087+14
−14
(+52)6.5 − 9.5
(+1−4=11)
40.6%
6.5 / 16
0.0%
+3
–   Laser 1.5 64-bit3073+15
−14
(+38)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.6%
−29
–   Pedone 1.8 64-bit3060+16
−16
(+25)14 − 16
(+3−5=22)
46.7%
14.0 / 30
4.9%
+6
–   Vajolet2 2.6 64-bit3060+15
−15
(+25)9 − 15
(+1−7=16)
37.5%
9.0 / 24
4.3%
−39
–   Arasan 21.0 64-bit3042+17
−17
(+7)2 − 2
(+1−1=2)
50.0%
2.0 / 4
31.8%
+7
–   Nemorino 4.00 64-bit3040+17
−17
(+5)2 − 2
(+1−1=2)
50.0%
2.0 / 4
36.2%
+5
–   Gull 3.1 64-bit3040+16
−16
(+5)3 − 7
(+0−4=6)
30.0%
3.0 / 10
36.4%
−109
–   Senpai 2.0 64-bit3036+12
−12
(+1)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
45.9%
+68
–   Stockfish 1.8 64-bit3027+21
−21
(−8)4.5 − 5.5
(+1−2=7)
45.0%
4.5 / 10
67.0%
−35
–   ChessBrainVB 3.683026+21
−21
(−9)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
70.0%
+83
–   SmarThink 1.98 64-bit3026+13
−13
(−9)3 − 1
(+3−1=0)
75.0%
3.0 / 4
72.5%
+217
–   IvanHoe 9.46h 32-bit3024+14
−13
(−11)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
77.2%
+13
–   Rybka 3 Dynamic 64-bit3021+28
−28
(−14)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
76.4%
+72
–   Critter 1.01 32-bit3019+18
−18
(−16)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
83.3%
+75
–   Pedone 1.7 64-bit3014+17
−17
(−21)2.5 − 1.5
(+1−0=3)
62.5%
2.5 / 4
91.0%
+46
–   Winter 0.7 64-bit3006+23
−23
(−29)8 − 8
(+3−3=10)
50.0%
8.0 / 16
95.1%
−29
–   Komodo 2.03 32-bit3006+17
−17
(−29)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
96.8%
−4
–   Hakkapeliitta TCEC v2 64-bit3001+13
−13
(−34)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
98.9%
−101
–   Defenchess 1.1f 64-bit2998+12
−12
(−37)7 − 7
(+3−3=8)
50.0%
7.0 / 14
99.5%
−37
–   Rodent III 0.275 64-bit2986+15
−15
(−49)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
99.9%
+38
–   SlowChess Blitz Classic 1.5 64-bit2956+22
−22
(−79)12.5 − 7.5
(+7−2=11)
62.5%
12.5 / 20
100.0%
−8
–   Naum 4 64-bit2956+14
−14
(−79)8.5 − 1.5
(+7−0=3)
85.0%
8.5 / 10
100.0%
+176
–   Igel 2.0.0 64-bit2939+27
−26
(−96)15 − 11
(+8−4=14)
57.7%
15.0 / 26
100.0%
−48
–   Bobcat 8.0 64-bit2924+13
−13
(−111)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+172
–   Arasan 19.1 64-bit2922+22
−22
(−113)3 − 7
(+1−5=4)
30.0%
3.0 / 10
100.0%
−236
–   Topple 0.7.3 64-bit2918+25
−25
(−117)14 − 6
(+10−2=8)
70.0%
14.0 / 20
100.0%
+12
–   ChessBrainVB 3.312915+25
−25
(−120)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
100.0%
+59
–   Quazar 0.4 64-bit2906+10
−10
(−129)7.5 − 2.5
(+5−0=5)
75.0%
7.5 / 10
100.0%
+19
–   Nemorino 1.02 64-bit2905+23
−23
(−130)8 − 2
(+6−0=4)
80.0%
8.0 / 10
100.0%
+62
–   Atlas 3.91 64-bit2903+14
−14
(−132)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
−23
–   Counter 3.4 64-bit2890+41
−41
(−145)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+135
–   Topple 0.7.1 64-bit2889+26
−25
(−146)6.5 − 1.5
(+5−0=3)
81.3%
6.5 / 8
100.0%
+66
–   Pirarucu 2.3.8 64-bit2851+22
−22
(−184)9 − 1
(+8−0=2)
90.0%
9.0 / 10
100.0%
+144

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Created in 2005-2013 by CCRL team
Last games added on December 14, 2019