CCRL 40/15
Downloads and Statistics
February 27, 2021
Testing summary:
Total: 1'220'404 games
played by 2'798 programs

White wins: 419'286 (34.4%)
Black wins: 308'460 (25.3%)
Draws: 492'658 (40.4%)
White score: 54.5%

Engine Details

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Stockfish 1.8 64-bit (3025+21
−21
)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 122 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Arasan 21.3 64-bit3121+14
−14
(+96)5 − 9
(+2−6=6)
35.7%
5.0 / 14
0.0%
+4
–   Schooner 2.0.34 64-bit3108+12
−12
(+83)7.5 − 12.5
(+0−5=15)
37.5%
7.5 / 20
0.0%
+18
–   Roc 0.8 64-bit3098+21
−21
(+73)6 − 14
(+2−10=8)
30.0%
6.0 / 20
0.0%
−55
–   Ethereal 10.00 64-bit3090+15
−15
(+65)7 − 7
(+4−4=6)
50.0%
7.0 / 14
0.0%
+74
–   Arasan 21.1 64-bit3080+20
−20
(+55)8.5 − 11.5
(+5−8=7)
42.5%
8.5 / 20
0.0%
+5
–   Rybka 4 64-bit3075+11
−10
(+50)9.5 − 14.5
(+4−9=11)
39.6%
9.5 / 24
0.0%
−14
–   Texel 1.07 64-bit3073+11
−11
(+48)7 − 5
(+5−3=4)
58.3%
7.0 / 12
0.0%
+102
–   Laser 1.5 64-bit3070+15
−14
(+45)8 − 12
(+3−7=10)
40.0%
8.0 / 20
0.0%
−14
–   Protector 1.9.0 64-bit3057+9
−9
(+32)2.5 − 7.5
(+0−5=5)
25.0%
2.5 / 10
0.3%
−119
–   Pedone 1.8 64-bit3057+16
−16
(+32)11 − 9
(+6−4=10)
55.0%
11.0 / 20
0.8%
+59
–   Rybka 3 64-bit3046+11
−11
(+21)10.5 − 13.5
(+5−8=11)
43.8%
10.5 / 24
3.9%
−16
–   Sting SF 8.5 64-bit3039+29
−29
(+14)5 − 5
(+0−0=10)
50.0%
5.0 / 10
22.9%
+14
–   Wasp 3.60 64-bit3038+20
−20
(+13)5.5 − 10.5
(+1−6=9)
34.4%
5.5 / 16
18.5%
−76
–   RubiChess 1.4 64-bit3036+17
−17
(+11)9.5 − 6.5
(+5−2=9)
59.4%
9.5 / 16
22.7%
+64
–   Sting SF 9.99 64-bit3031+26
−25
(+6)5.5 − 4.5
(+2−1=7)
55.0%
5.5 / 10
36.5%
+33
–   Andscacs 0.83 64-bit3014+29
−29
(−11)5 − 5
(+2−2=6)
50.0%
5.0 / 10
73.4%
−11
–   Sting SF 10.1 64-bit3011+28
−28
(−14)9 − 7
(+4−2=10)
56.3%
9.0 / 16
79.6%
+19
–   SmarThink 1.97 64-bit2994+15
−15
(−31)6 − 4
(+4−2=4)
60.0%
6.0 / 10
99.2%
+35
–   Naum 4.2 64-bit2974+9
−9
(−51)20.5 − 11.5
(+12−3=17)
64.1%
20.5 / 32
100.0%
+30
–   Critter 0.80 64-bit2961+20
−20
(−64)30.5 − 25.5
(+16−11=29)
54.5%
30.5 / 56
100.0%
−37
–   Komodo 1.2 64-bit2944+16
−16
(−81)21.5 − 9.5
(+14−2=15)
69.4%
21.5 / 31
100.0%
+38
–   Deep Shredder 12 64-bit2938+9
−9
(−87)20 − 12
(+13−5=14)
62.5%
20.0 / 32
100.0%
−10
–   Gull 0.12a 64-bit2902+30
−30
(−123)15.5 − 8.5
(+10−3=11)
64.6%
15.5 / 24
100.0%
−34
–   Hiarcs 13.12873+14
−14
(−152)18 − 6
(+12−0=12)
75.0%
18.0 / 24
100.0%
−1
–   Thinker 5.4c Inert 64-bit2859+14
−14
(−166)24.5 − 7.5
(+20−3=9)
76.6%
24.5 / 32
100.0%
+24
–   Zappa Mexico II 64-bit2852+10
−10
(−173)21 − 11
(+15−5=12)
65.6%
21.0 / 32
100.0%
−72
–   Protector 1.3.6 64-bit2851+29
−29
(−174)20.5 − 3.5
(+17−0=7)
85.4%
20.5 / 24
100.0%
+84
–   Onno 1.2.70 64-bit2834+16
−16
(−191)18.5 − 5.5
(+14−1=9)
77.1%
18.5 / 24
100.0%
−9
–   Deep Sjeng WC2008 64-bit2834+13
−13
(−191)26 − 6
(+21−1=10)
81.3%
26.0 / 32
100.0%
+28
–   Deep Junior 11.2 64-bit2827+25
−25
(−198)19 − 5
(+16−2=6)
79.2%
19.0 / 24
100.0%
+18
–   Protector 1.3.4 32-bit2823+15
−15
(−202)21.5 − 10.5
(+13−2=17)
67.2%
21.5 / 32
100.0%
−100
–   Hiarcs 12.12816+11
−11
(−209)28 − 4
(+24−0=8)
87.5%
28.0 / 32
100.0%
+78
–   Spike 1.2 Turin2744+7
−7
(−281)27.5 − 4.5
(+24−1=7)
85.9%
27.5 / 32
100.0%
+2

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Created in 2005-2013 by CCRL team
Last games added on February 27, 2021