CCRL 40/15
Downloads and Statistics
April 12, 2021
Testing summary:
Total: 1'235'231 games
played by 2'819 programs

White wins: 423'584 (34.3%)
Black wins: 311'244 (25.2%)
Draws: 500'403 (40.5%)
White score: 54.5%

Engine Details

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ShashChess 15.0 64-bit (3485+14
−14
)Quote
Authors: Marco Costalba, Joona Kiiski, Stockfish team members, Andrea Manzo Links: List of Authors, Homepage, Development Versions, Testing Framework, Shashchess Homepage
Stockfish was originally based on Glaurung by Tord Romstad. A try to implement Alexander Shashin's theory on a Stockfish derived chess engine
This is one of the 124 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Fat Fritz 2 (in SF) 64-bit3509+16
−16
(+24)26 − 26
(+1−1=50)
50.0%
26.0 / 52
1.2%
+24
= = = = = = = = = = = = 0 = = = = = = = = = = = = = = = = = = = = 1 = = = = = = = = = = = = = = = = = =
–   Stockfish 13 64-bit3509+19
−19
(+24)38 − 40
(+0−2=76)
48.7%
38.0 / 78
1.9%
+17
= = = = = = = 0 = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = 0 = = = = = = = = = = = = = = = = = = = = = = = = = = = =
–   SugaR AI 1.00 64-bit3493+18
−17
(+8)28 − 28
(+0−0=56)
50.0%
28.0 / 56
23.9%
+8
= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
–   SugaR AI 1.50 64-bit3484+83
−77
(−1)1 − 1
(+0−0=2)
50.0%
1.0 / 2
51.7%
−1
= =
–   Stockfish 12 64-bit3478+15
−15
(−7)32 − 32
(+3−3=58)
50.0%
32.0 / 64
78.3%
−7
= = = = = = = = = = = 0 = = = = = = 1 = 1 = = = = = = = = = = = = = = = = 0 = = = = = = = = = 0 = = = = 1 = = = = = = = = = = =
–   Dragon by Komodo 64-bit3472+15
−15
(−13)29 − 23
(+6−0=46)
55.8%
29.0 / 52
90.6%
+15
= 1 = = = = = = = = = = = = = = = = = 1 = = = = = 1 = = = 1 = = = 1 = = = = = = = 1 = = = = = = = = = =
–   SugaR XPro NN 1.0 64-bit3416+14
−14
(−69)39 − 21
(+19−1=40)
65.0%
39.0 / 60
100.0%
+14
1 = 1 = = = 1 1 1 = = = 1 = 1 1 = = = = 0 = = 1 = 1 = 1 = = = = 1 1 = 1 = = = 1 = 1 = = = 1 = 1 = = = 1 = = = = = = = =
–   Komodo 13.3 64-bit3344+14
−14
(−141)42 − 10
(+32−0=20)
80.8%
42.0 / 52
100.0%
+64
1 = 1 1 1 = 1 = = 1 = = 1 1 1 = 1 1 1 1 1 1 1 1 1 1 = 1 1 1 = = 1 = 1 = 1 = = 1 = = 1 1 1 = = 1 1 = 1 =
–   Nemorino 6.00 64-bit3341+13
−13
(−144)44 − 20
(+24−0=40)
68.8%
44.0 / 64
100.0%
−38
= = = 1 = 1 1 = = 1 = = 1 = 1 = = = 1 1 = = = = = = 1 = 1 = 1 1 = = = = 1 = = = 1 1 1 = = 1 = = 1 = = = 1 = = 1 = = = 1 1 = 1 1
–   Komodo 14 64-bit3340+13
−13
(−145)38 − 14
(+24−0=28)
73.1%
38.0 / 52
100.0%
−7
= = = 1 = 1 = = = 1 = 1 1 = 1 1 1 = = = 1 = 1 1 = = 1 = 1 1 1 = 1 = 1 = 1 = 1 = = 1 = = 1 = 1 = 1 = 1 =
–   Houdini 6 64-bit3335+8
−8
(−150)42 − 10
(+32−0=20)
80.8%
42.0 / 52
100.0%
+56
= = 1 1 1 = 1 = 1 1 = 1 = 1 1 = 1 1 1 = 1 = 1 1 1 = 1 = = = 1 = 1 1 1 1 1 1 1 1 = = 1 = 1 1 1 = 1 = 1 =
–   SlowChess Blitz 2.5 64-bit3331+17
−17
(−154)43 − 15
(+28−0=30)
74.1%
43.0 / 58
100.0%
−9
1 1 1 = = 1 1 = 1 = = = 1 1 = 1 1 1 = = = = = = = 1 1 1 1 1 1 1 1 1 = = 1 = = = 1 = 1 = = = 1 = 1 = = = 1 = = 1 1 =
–   Fire 8 64-bit3328+17
−17
(−157)40 − 14
(+26−0=28)
74.1%
40.0 / 54
100.0%
−13
= 1 = 1 1 = 1 = = 1 = = = 1 = = = 1 = 1 = = 1 = 1 1 1 1 = 1 = 1 1 = 1 = 1 = = 1 = = 1 1 = = 1 = = = 1 1 1 1
–   Ethereal 12.75 64-bit3320+13
−13
(−165)105.5 − 35.5
(+70−0=71)
74.8%
105.5 / 141
100.0%
−12
= = = 1 = 1 1 1 1 1 = 1 = = 1 = 1 1 = 1 = 1 = 1 = 1 = 1 = = 1 1 = = = 1 = 1 = = = 1 = 1 = = = 1 = 1 = = 1 1 = = 1 = 1 = 1 = 1 = = = = = = = = 1 1 = 1 = 1 = 1 = 1 = 1 1 1 1 1 = 1 1 = = = 1 = 1 = 1 = 1 1 1 = 1 1 1 = = = 1 = 1 1 = = = 1 1 1 1 1 = 1 = 1 1 1 = 1 = = = = 1 1 = 1 = 1 1 1
–   SlowChess Blitz 2.4 64-bit3302+16
−16
(−183)43 − 13
(+30−0=26)
76.8%
43.0 / 56
100.0%
−15
1 = = = 1 = = 1 1 1 1 1 1 = = = = = = 1 1 1 = 1 1 = = 1 = 1 1 = = 1 = = 1 1 1 1 = 1 1 1 = = = = 1 1 1 1 = 1 1 =
–   Nemorino 6.05 64-bit3289+18
−18
(−196)43.5 − 9.5
(+34−0=19)
82.1%
43.5 / 53
100.0%
+20
1 = = 1 1 = 1 1 1 1 1 1 1 = = 1 = = = 1 1 1 = 1 1 1 1 1 1 1 1 1 1 = = = 1 1 = = 1 1 1 = 1 1 1 1 = 1 = = =
–   SlowChess Blitz 2.3 64-bit3280+16
−16
(−205)44.5 − 11.5
(+34−1=21)
79.5%
44.5 / 56
100.0%
−7
1 = 1 1 1 = = 1 1 1 = 1 1 = 1 1 1 = 1 = 1 1 1 = = 1 1 = = = 1 1 = 1 1 = = = 1 0 1 1 1 1 1 = 1 = = 1 1 1 = 1 1 =
–   RubiChess 2.0 NN-375bd 64-bit3277+16
−16
(−208)48 − 10
(+38−0=20)
82.8%
48.0 / 58
100.0%
+20
= = 1 1 1 = 1 1 1 = 1 1 1 1 1 1 1 1 1 = 1 = 1 = 1 = 1 1 = 1 1 1 1 = = 1 1 1 1 = 1 = 1 1 = = 1 = 1 = 1 = 1 = = 1 1 1
–   Igel 2.9.0 64-bit3272+15
−15
(−213)47 − 10
(+37−0=20)
82.5%
47.0 / 57
100.0%
+9
1 = = = 1 = 1 1 1 1 1 1 1 1 = = 1 1 1 = 1 = = = = = = 1 1 = = 1 1 = 1 1 1 1 1 1 1 = 1 1 1 1 1 = 1 1 1 = = 1 1 1 1
–   Igel 2.8.0 64-bit3265+15
−15
(−220)44.5 − 15.5
(+29−0=31)
74.2%
44.5 / 60
100.0%
−72
= 1 = 1 = = = = 1 = 1 = 1 = = = 1 1 1 1 1 = 1 = = 1 1 = = 1 1 = = = 1 = = 1 1 = 1 1 = 1 = = = = 1 = 1 = 1 1 1 = 1 1 1 =
–   RubiChess 1.9 64-bit3263+15
−14
(−222)48 − 8
(+40−0=16)
85.7%
48.0 / 56
100.0%
+41
1 1 = 1 = 1 = 1 1 1 1 = 1 1 1 1 = 1 1 1 1 1 = 1 = 1 = 1 = = 1 = = 1 1 = 1 1 1 = 1 1 1 1 1 1 = 1 = 1 1 1 1 1 1 1
–   Fire 7.1 64-bit3258+7
−8
(−227)43.5 − 8.5
(+35−0=17)
83.7%
43.5 / 52
100.0%
+10
1 1 1 1 1 1 1 1 1 = = = 1 1 1 = 1 1 1 1 1 = 1 1 1 = 1 = 1 1 1 = 1 = 1 1 1 = 1 = 1 1 = = = 1 1 1 = = = 1
–   Xiphos 0.6 64-bit3253+9
−9
(−232)53 − 13
(+40−0=26)
80.3%
53.0 / 66
100.0%
−31
= 1 = 1 = = 1 = = 1 = 1 = 1 1 1 1 1 1 1 1 = = = 1 = 1 = = 1 1 = 1 1 1 = 1 1 1 1 1 1 1 = 1 1 = 1 = 1 = 1 = 1 = 1 1 1 = 1 = = = 1 1 1
–   Pedone 3.0 64-bit3244+15
−15
(−241)48.5 − 7.5
(+41−0=15)
86.6%
48.5 / 56
100.0%
+32
1 = = 1 1 1 1 1 1 1 = 1 1 1 1 1 1 = = = 1 1 1 1 1 1 = 1 1 = 1 = 1 = 1 = 1 1 1 1 = 1 1 1 1 = = 1 1 1 = 1 1 1 1 1
–   RofChade 2.3 64-bit3240+11
−11
(−245)54.5 − 7.5
(+47−0=15)
87.9%
54.5 / 62
100.0%
+50
= 1 1 = 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 = 1 = 1 1 1 = 1 = 1 1 1 1 1 = 1 = 1 1 1 1 1 1 = 1 = 1 = 1 1 1 = 1 1 1 1 1 1 = 1 1 = 1
–   Booot 6.4 64-bit3238+11
−11
(−247)51 − 15
(+36−0=30)
77.3%
51.0 / 66
100.0%
−75
1 1 = 1 = = 1 1 = = 1 1 = = 1 1 1 1 = 1 = 1 = = 1 = 1 = 1 1 1 = = = = = 1 1 = 1 1 1 1 1 1 = 1 1 = 1 1 = = 1 = 1 1 = = = 1 = = 1 = 1
–   Laser 1.7 64-bit3206+8
−9
(−279)49 − 7
(+42−0=14)
87.5%
49.0 / 56
100.0%
+10
1 1 1 1 1 1 1 = 1 1 1 1 1 1 1 1 1 = 1 1 = = = 1 1 = 1 = 1 = 1 = 1 1 = 1 1 = 1 1 1 = 1 1 1 1 1 1 1 1 1 1 1 = 1 =
–   Schooner 2.2 64-bit3202+10
−10
(−283)51 − 9
(+42−0=18)
85.0%
51.0 / 60
100.0%
−29
1 1 1 1 1 1 = = 1 1 = 1 = 1 = = 1 1 1 = 1 1 = = 1 1 1 1 1 1 = = 1 1 1 1 = = 1 1 1 1 1 1 = 1 1 1 1 1 = 1 1 = 1 = 1 1 1 =
–   Defenchess 2.2 64-bit3202+10
−9
(−283)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
−125
1 1 = =

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Created in 2005-2013 by CCRL team
Last games added on April 12, 2021