CCRL 40/15
Downloads and Statistics
March 2, 2021
Testing summary:
Total: 1'220'986 games
played by 2'799 programs

White wins: 419'408 (34.3%)
Black wins: 308'533 (25.3%)
Draws: 493'045 (40.4%)
White score: 54.5%

Engine Details

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Stockfish 12 64-bit 4CPU (3519+20
−19
)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
–   ShashChess 15.0 64-bit 4CPU3535+24
−24
(+16)16 − 16
(+0−0=32)
50.0%
16.0 / 32
14.7%
+16
= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
–   SugaR AI 1.00 64-bit 4CPU3520+29
−28
(+1)16 − 16
(+0−0=32)
50.0%
16.0 / 32
48.9%
+1
= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
–   Dragon by Komodo 64-bit 4CPU3501+18
−18
(−18)41 − 36
(+5−0=72)
53.2%
41.0 / 77
91.7%
−1
= = = = = = = 1 = 1 = = = = = = = = = = = = = = = = = = = = = = = 1 = = = = = = = = = = = 1 = 1 = = = = = = = = = = = = = = = = = = = = = = = = = = = = =
–   SugaR NN 1.1 64-bit 4CPU3473+16
−15
(−46)20 − 12
(+8−0=24)
62.5%
20.0 / 32
100.0%
+18
= 1 = = = = = = 1 = 1 = 1 1 = = = = = = = = = = 1 = = = 1 = = 1
–   ShashChess 8.0 64-bit 4CPU3444+16
−15
(−75)21 − 11
(+10−0=22)
65.6%
21.0 / 32
100.0%
+9
= = = = 1 = 1 = 1 = 1 = = = 1 = 1 = = = = = = = = 1 1 1 = = = 1
–   Komodo 14 64-bit 4CPU3418+18
−18
(−101)19.5 − 12.5
(+8−1=23)
60.9%
19.5 / 32
100.0%
−40
1 = 0 = = = = = = = 1 = = = = = = = 1 = 1 1 = = 1 = 1 = = = 1 =
–   Komodo 13.3 64-bit 4CPU3415+21
−21
(−104)23 − 9
(+14−0=18)
71.9%
23.0 / 32
100.0%
+22
= = 1 = = 1 1 = = = 1 1 = = 1 = 1 = = 1 = 1 = 1 1 = = = 1 1 1 =
–   Houdini 6 64-bit 4CPU3400+10
−10
(−119)21 − 11
(+10−0=22)
65.6%
21.0 / 32
100.0%
−33
1 = 1 = 1 = = = 1 1 = = = = 1 = = = = 1 1 = = = = = 1 = 1 = = =
–   SlowChess Blitz 2.5 64-bit 4CPU3399+23
−23
(−120)18 − 8
(+10−0=16)
69.2%
18.0 / 26
100.0%
−10
= 1 1 = = 1 = 1 = = = 1 = = = 1 = = = 1 = 1 = 1 1 =
–   Ethereal 12.75 64-bit 4CPU3396+17
−17
(−123)21.5 − 8.5
(+13−0=17)
71.7%
21.5 / 30
100.0%
+4
= 1 1 1 1 1 = 1 = = = 1 1 1 = 1 = = = = = 1 = = = 1 = = = 1
–   Nemorino 6.00 64-bit 4CPU3386+19
−18
(−133)22.5 − 9.5
(+13−0=19)
70.3%
22.5 / 32
100.0%
−16
= 1 1 = = 1 = 1 = 1 = = 1 1 = 1 = = = 1 = = = = 1 1 = 1 1 = = =
–   Ethereal 12.25 64-bit 4CPU3365+22
−22
(−154)22 − 10
(+13−1=18)
68.8%
22.0 / 32
100.0%
−46
= = 1 = = = = 0 = 1 1 1 1 = 1 = 1 1 = 1 1 = = = 1 = = = = 1 1 =
–   SlowChess Blitz 2.4 64-bit 4CPU3360+21
−22
(−159)23.5 − 6.5
(+17−0=13)
78.3%
23.5 / 30
100.0%
+19
= 1 1 1 1 1 1 = = = 1 1 = = 1 1 = 1 = = 1 1 1 = 1 = = 1 1 =
–   SlowChess Blitz 2.3 64-bit 4CPU3344+20
−20
(−175)26 − 6
(+20−0=12)
81.3%
26.0 / 32
100.0%
+35
= = = 1 = 1 = 1 1 1 = 1 1 = 1 1 = 1 1 1 = 1 1 1 1 1 1 1 1 = = =
–   Xiphos 0.6 64-bit 4CPU3333+14
−14
(−186)24 − 8
(+16−0=16)
75.0%
24.0 / 32
100.0%
−33
= 1 = = 1 1 1 1 1 = 1 = 1 = = = 1 = 1 = = = 1 = 1 = 1 1 1 1 = =
–   SlowChess Blitz Classic 2.2 64-bit 4CPU3329+20
−20
(−190)23 − 9
(+14−0=18)
71.9%
23.0 / 32
100.0%
−61
= 1 1 = = = 1 = = = 1 = 1 = 1 = 1 = 1 = 1 1 = = = = 1 1 = = 1 1
–   Fire 7.1 64-bit 4CPU3322+11
−11
(−197)26 − 6
(+20−0=12)
81.3%
26.0 / 32
100.0%
+14
1 = 1 1 1 1 1 = 1 = 1 1 1 1 1 = 1 1 = 1 1 = 1 = 1 = = = 1 1 = =
–   Pedone 3.0 64-bit 4CPU3312+22
−23
(−207)28 − 4
(+24−0=8)
87.5%
28.0 / 32
100.0%
+79
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-bit 4CPU3312+16
−16
(−207)26.5 − 5.5
(+21−0=11)
82.8%
26.5 / 32
100.0%
+20
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-bit 4CPU3301+16
−16
(−218)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
–   RubiChess 1.8 64-bit 4CPU3293+20
−20
(−226)27.5 − 4.5
(+23−0=9)
85.9%
27.5 / 32
100.0%
+40
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-bit 4CPU3289+13
−13
(−230)24.5 − 7.5
(+17−0=15)
76.6%
24.5 / 32
100.0%
−64
1 = = 1 = = 1 = = 1 1 = 1 1 1 1 1 = 1 = = = 1 1 = = 1 = 1 1 1 =
–   Defenchess 2.2 64-bit 4CPU3279+15
−15
(−240)27.5 − 4.5
(+23−0=9)
85.9%
27.5 / 32
100.0%
+26
1 = 1 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 4CPU3278+10
−10
(−241)27.5 − 4.5
(+23−0=9)
85.9%
27.5 / 32
100.0%
+22
1 1 1 1 1 1 1 = 1 1 = 1 1 1 1 = = 1 1 1 1 1 = 1 = 1 = = 1 1 = 1
–   Fritz 17 64-bit 4CPU3277+17
−17
(−242)29 − 3
(+26−0=6)
90.6%
29.0 / 32
100.0%
+98
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 =

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Created in 2005-2013 by CCRL team
Last games added on March 2, 2021