CCRL 40/15
Downloads and Statistics
January 16, 2021
Testing summary:
Total: 1'206'633 games
played by 2'770 programs

White wins: 414'929 (34.4%)
Black wins: 305'861 (25.3%)
Draws: 485'843 (40.3%)
White score: 54.5%

Engine Details

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SugaR NN 1.1 64-bit 4CPU (3473+16
−15
)Quote
Authors: Marco Costalba, Joona Kiiski, Stockfish team members, Marco Zerbinati Links: Homepage, Development Versions, Testing Framework, Homepage, Download
Stockfish was originally based on Glaurung by Tord Romstad. Per the author, SugaR is derived from Stockfish. Source code is provided.
This is one of the 115 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   ShashChess 15.0 64-bit 4CPU3534+27
−26
(+61)11 − 21
(+0−10=22)
34.4%
11.0 / 32
0.0%
−21
0 = = = = = = = = = = = 0 = = 0 = 0 0 = = 0 0 = = = = 0 = 0 0 =
–   Stockfish 12 64-bit 4CPU3516+21
−20
(+43)12 − 20
(+0−8=24)
37.5%
12.0 / 32
0.0%
−21
= = = = = = = = = = 0 = = 0 = 0 = = = = 0 = = = = = 0 = 0 = 0 0
–   Stockfish 2019-10-09 64-bit 4CPU3493+23
−23
(+20)15 − 17
(+1−3=28)
46.9%
15.0 / 32
7.3%
+4
0 = = = = = = = = = = = = = = = = = = = = = = = 0 1 = = 0 = = =
–   Stockfish 10 64-bit 4CPU3464+17
−16
(−9)16 − 16
(+3−3=26)
50.0%
16.0 / 32
78.4%
−10
= = = = 1 0 = = = = = = = = = = = 1 = = = = = = = = 1 = = 0 = 0
–   ShashChess 8.0 64-bit 4CPU3445+16
−15
(−28)14.5 − 17.5
(+1−4=27)
45.3%
14.5 / 32
99.5%
−52
1 0 = 0 = = = = = = = = = = = = = = = = = = = 0 = 0 = = = = = =
–   Komodo 14 64-bit 4CPU3418+18
−18
(−55)18.5 − 13.5
(+6−1=25)
57.8%
18.5 / 32
100.0%
−15
= = 1 = = = = = = 1 1 = = = = = = 1 = = = = = 1 = = = = 0 1 = =
–   Komodo 13.3 64-bit 4CPU3416+21
−21
(−57)20.5 − 11.5
(+10−1=21)
64.1%
20.5 / 32
100.0%
+19
1 1 = 1 1 1 = 1 = = = = = = = = = 1 = = = = = 1 = 1 = = 0 = 1 =
–   Komodo 13.1 64-bit 4CPU3405+21
−21
(−68)20 − 12
(+9−1=22)
62.5%
20.0 / 32
100.0%
−2
= = = = = = = = = 1 = = = = = 1 1 = 1 = = 1 = 1 0 = 1 = = 1 1 =
–   Houdini 6 64-bit 4CPU3400+11
−11
(−73)23 − 9
(+16−2=14)
71.9%
23.0 / 32
100.0%
+65
1 1 = = = 1 1 1 = 0 1 0 1 = = = 1 = = 1 1 = 1 = 1 1 1 = 1 = 1 =
–   Komodo 13.02 64-bit 4CPU3399+22
−22
(−74)22.5 − 9.5
(+16−3=13)
70.3%
22.5 / 32
100.0%
+58
1 1 0 1 = = 1 1 = 1 = = 0 1 1 1 = 1 = 1 = 1 0 1 = 1 = = = 1 = 1
–   Ethereal 12.75 64-bit 4CPU3393+21
−21
(−80)19.5 − 10.5
(+9−0=21)
65.0%
19.5 / 30
100.0%
0
= 1 = = 1 1 = = 1 1 = 1 = = = = = 1 = = = = = = 1 = = = = 1
–   Nemorino 6.00 64-bit 4CPU3377+26
−25
(−96)16.5 − 9.5
(+7−0=19)
63.5%
16.5 / 26
100.0%
−26
1 = = 1 = 1 = = = = = 1 = 1 = = = = = = 1 = = = 1 =
–   Komodo 14 MCTS 64-bit 4CPU3375+23
−23
(−98)22 − 10
(+13−1=18)
68.8%
22.0 / 32
100.0%
+10
= = 1 = 1 1 = 1 = 1 = = 1 = = = = 1 = = = 1 1 1 = 1 0 = = 1 = 1
–   Ethereal 12.25 64-bit 4CPU3366+22
−22
(−107)21.5 − 10.5
(+11−0=21)
67.2%
21.5 / 32
100.0%
−12
1 1 1 = = = = 1 1 = = = = 1 = 1 = 1 = = = 1 = = = = = 1 = 1 = =
–   Komodo 13.2.5 MCTS 64-bit 4CPU3364+18
−18
(−109)21 − 11
(+10−0=22)
65.6%
21.0 / 32
100.0%
−25
= 1 = 1 1 1 = 1 = = = = = = = 1 = = 1 1 = = 1 = 1 = = = = = = =
–   SlowChess Blitz 2.4 64-bit 4CPU3357+23
−23
(−116)20.5 − 9.5
(+11−0=19)
68.3%
20.5 / 30
100.0%
−14
= = = 1 1 1 = = = = = = 1 1 = 1 = 1 = = = = 1 = = 1 1 = = 1
–   Ethereal 12.00 64-bit 4CPU3352+22
−22
(−121)21 − 9
(+13−1=16)
70.0%
21.0 / 30
100.0%
−2
= = = = 1 1 = 1 1 1 0 1 = = 1 1 = 1 1 = = = = = = 1 = 1 = 1
–   Ethereal 11.75 64-bit 4CPU3347+21
−21
(−126)22 − 10
(+12−0=20)
68.8%
22.0 / 32
100.0%
−23
1 = = = 1 = 1 1 1 1 1 1 = = = = 1 = 1 = = = = 1 = = = 1 = = = =
–   SlowChess Blitz 2.3 64-bit 4CPU3343+20
−20
(−130)23 − 9
(+14−0=18)
71.9%
23.0 / 32
100.0%
−2
1 = = = 1 = = = = = = 1 = 1 = 1 = 1 = = = 1 1 1 1 1 = = 1 1 = 1
–   Xiphos 0.6 64-bit 4CPU3339+15
−16
(−134)21.5 − 10.5
(+11−0=21)
67.2%
21.5 / 32
100.0%
−38
= 1 = = = 1 = 1 = 1 = 1 = = = = = 1 = 1 = = 1 1 = 1 1 = = = = =
–   SlowChess Blitz Classic 2.2 64-bit 4CPU3330+20
−20
(−143)23 − 9
(+14−0=18)
71.9%
23.0 / 32
100.0%
−15
1 = = 1 = = 1 1 = = 1 1 1 1 = = = = = = = = = 1 = 1 = 1 = 1 1 1
–   Ethereal 11.53 64-bit 4CPU3325+23
−22
(−148)24.5 − 7.5
(+17−0=15)
76.6%
24.5 / 32
100.0%
+18
1 = 1 1 1 = = 1 1 = 1 = = = 1 = 1 = = = 1 = 1 1 1 1 1 = = 1 1 =
–   Fire 7.1 64-bit 4CPU3322+11
−11
(−151)25.5 − 6.5
(+19−0=13)
79.7%
25.5 / 32
100.0%
+43
= = 1 1 1 = = = 1 1 1 = 1 1 1 1 1 = 1 1 = 1 1 = = 1 1 = = 1 1 =
–   RofChade 2.3 64-bit 4CPU3315+17
−17
(−158)24 − 8
(+16−0=16)
75.0%
24.0 / 32
100.0%
−5
= = = = 1 1 1 1 = 1 = 1 1 = 1 1 1 = = = = 1 = 1 = 1 = 1 = 1 = 1
–   Xiphos 0.5 64-bit 4CPU3311+20
−20
(−162)24.5 − 7.5
(+17−0=15)
76.6%
24.5 / 32
100.0%
+4
= = 1 1 1 = = = 1 = 1 = 1 = = = 1 1 1 = 1 = = 1 1 1 1 1 1 = 1 =
–   Pedone 3.0 64-bit 4CPU3306+36
−37
(−167)11.5 − 4.5
(+8−1=7)
71.9%
11.5 / 16
100.0%
−32
1 = 1 = 1 1 = 1 0 1 = = = = 1 1
–   Booot 6.4 64-bit 4CPU3300+17
−17
(−173)25.5 − 6.5
(+19−0=13)
79.7%
25.5 / 32
100.0%
+22
1 1 = 1 1 1 = 1 = 1 = 1 1 1 = 1 = 1 1 1 1 = 1 = = 1 = 1 = 1 = =
–   Ethereal 11.00 64-bit 4CPU3298+19
−19
(−175)24 − 8
(+16−0=16)
75.0%
24.0 / 32
100.0%
−21
1 1 1 = 1 = = = = = 1 = 1 = 1 = 1 1 1 = = = 1 = = = 1 1 1 1 1 =
–   RubiChess 1.8 64-bit 4CPU3294+20
−20
(−179)22.5 − 9.5
(+13−0=19)
70.3%
22.5 / 32
100.0%
−61
= 1 1 1 1 1 = 1 = 1 = = = = = = = 1 = 1 = 1 = 1 = 1 = = = = 1 =
–   RubiChess 1.7.3 64-bit 4CPU3291+20
−20
(−182)24.5 − 7.5
(+17−0=15)
76.6%
24.5 / 32
100.0%
−16
1 1 = 1 1 = = 1 = 1 = 1 = 1 = 1 1 = = 1 = = 1 1 = = = = 1 1 1 1
–   Laser 1.7 64-bit 4CPU3290+14
−13
(−183)26.5 − 5.5
(+21−0=11)
82.8%
26.5 / 32
100.0%
+43
= 1 1 1 1 1 1 1 1 = = 1 = 1 1 = 1 = 1 = 1 = 1 1 1 = = 1 = 1 1 1
–   RofChade 2.202 64-bit 4CPU3281+18
−18
(−192)28 − 4
(+24−0=8)
87.5%
28.0 / 32
100.0%
+96
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-bit 4CPU3280+15
−15
(−193)26.5 − 5.5
(+21−0=11)
82.8%
26.5 / 32
100.0%
+35
= = = 1 = = = 1 = 1 1 1 1 1 1 1 = 1 1 1 = 1 1 1 = 1 1 1 = 1 1 1
–   Deep Shredder 13 64-bit 4CPU3279+10
−10
(−194)27.5 − 4.5
(+23−0=9)
85.9%
27.5 / 32
100.0%
+71
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 Classic 2.1 64-bit 4CPU3277+22
−22
(−196)23 − 7
(+16−0=14)
76.7%
23.0 / 30
100.0%
−28
= 1 = 1 = 1 = 1 1 = 1 1 = = = 1 = 1 = 1 1 1 = 1 1 = 1 1 = =
–   Fizbo 2 64-bit 4CPU3272+12
−12
(−201)26.5 − 5.5
(+22−1=9)
82.8%
26.5 / 32
100.0%
+38
1 1 1 = 1 0 1 = = = 1 1 1 1 1 1 1 = 1 1 = = = 1 1 1 1 = 1 1 1 1
–   Schooner 2.2 64-bit 4CPU3265+26
−26
(−208)13.5 − 4.5
(+9−0=9)
75.0%
13.5 / 18
100.0%
−55
1 1 1 1 = = = 1 = 1 1 = = 1 = 1 = =
–   Andscacs 0.95 64-bit 4CPU3263+17
−17
(−210)27.5 − 4.5
(+23−0=9)
85.9%
27.5 / 32
100.0%
+57
1 = 1 1 1 1 1 1 1 1 1 = 1 1 1 = 1 = 1 = 1 1 1 = 1 = 1 1 = = 1 1
–   Andscacs 0.94 64-bit 4CPU3262+18
−18
(−211)27 − 5
(+22−0=10)
84.4%
27.0 / 32
100.0%
+35
1 1 1 = 1 = 1 1 1 1 1 = 1 1 1 = 1 = 1 = = 1 = 1 1 = 1 = 1 1 1 1
–   Booot 6.3.1 64-bit 4CPU3261+15
−15
(−212)24.5 − 7.5
(+17−0=15)
76.6%
24.5 / 32
100.0%
−44
1 = 1 = 1 = 1 = 1 = 1 = 1 1 = = 1 = = = 1 = 1 1 1 = = 1 1 = 1 1
–   RofChade 2.1 64-bit 4CPU3248+25
−25
(−225)18 − 4
(+14−0=8)
81.8%
18.0 / 22
100.0%
−8
= 1 = 1 1 = 1 1 1 1 = 1 = = 1 1 = 1 = 1 1 1
–   Schooner 2.1 64-bit 4CPU3214+23
−23
(−259)27 − 5
(+22−0=10)
84.4%
27.0 / 32
100.0%
−11
1 = 1 = 1 1 1 = 1 1 1 = 1 = 1 = 1 1 1 1 1 = 1 1 1 1 1 = = 1 1 =
–   Arasan 21.3 64-bit 4CPU3196+30
−30
(−277)28.5 − 3.5
(+25−0=7)
89.1%
28.5 / 32
100.0%
+34
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 =

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Created in 2005-2013 by CCRL team
Last games added on January 16, 2021