CCRL 40/15
Downloads and Statistics
May 8, 2021
Testing summary:
Total: 1'242'291 games
played by 2'843 programs

White wins: 425'658 (34.3%)
Black wins: 312'703 (25.2%)
Draws: 503'930 (40.6%)
White score: 54.5%

Engine Details

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Stockfish 2019-10-09 64-bit 4CPU (3488+23
−23
)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 123 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   SugaR NN 1.1 64-bit 4CPU3469+16
−15
(−19)17 − 15
(+3−1=28)
53.1%
17.0 / 32
92.2%
−3
1 = = = = = = = = = = = = = = = = = = = = = = = 1 0 = = 1 = = =
–   Komodo 14 64-bit 4CPU3414+18
−18
(−74)19.5 − 12.5
(+7−0=25)
60.9%
19.5 / 32
100.0%
−19
= 1 1 = 1 = = = = = = = = = = 1 1 = = = = = = = = = = 1 = = 1 =
–   Komodo 13.1 64-bit 4CPU3401+20
−20
(−87)23.5 − 8.5
(+15−0=17)
73.4%
23.5 / 32
100.0%
+50
= = 1 = 1 1 1 1 = = = 1 1 = = = = 1 = 1 1 = = 1 1 = 1 1 = = 1 =
–   Houdini 6 64-bit 4CPU3397+10
−10
(−91)20 − 12
(+8−0=24)
62.5%
20.0 / 32
100.0%
−26
1 = = 1 1 1 = = = = 1 = = 1 = = = = = = 1 = = = = = = = = = 1 =
–   Komodo 14 MCTS 64-bit 4CPU3370+23
−22
(−118)21.5 − 10.5
(+11−0=21)
67.2%
21.5 / 32
100.0%
−25
= 1 1 = 1 = = 1 = = = = = = = = 1 1 = = = 1 1 = 1 1 = = = = = 1
–   Ethereal 12.25 64-bit 4CPU3361+22
−22
(−127)23 − 9
(+14−0=18)
71.9%
23.0 / 32
100.0%
0
= = = 1 = 1 = 1 1 = 1 1 = 1 = = 1 = = 1 = 1 1 = 1 = = = = 1 = 1
–   Komodo 13.2.5 MCTS 64-bit 4CPU3360+18
−18
(−128)21.5 − 10.5
(+11−0=21)
67.2%
21.5 / 32
100.0%
−36
= 1 = = = 1 = = = 1 1 = = = 1 = = = = = 1 = = 1 = = 1 1 1 = 1 =
–   Ethereal 11.75 64-bit 4CPU3343+21
−21
(−145)20 − 10
(+10−0=20)
66.7%
20.0 / 30
100.0%
−52
= = = = = = 1 = = 1 1 = = 1 = = = = 1 = 1 = = 1 1 = 1 = 1 =
–   Komodo 13.1 64-bit3328+17
−16
(−160)14.5 − 3.5
(+11−0=7)
80.6%
14.5 / 18
100.0%
+43
1 = = 1 1 = 1 1 1 = 1 1 1 1 1 = = =
–   Xiphos 0.6 64-bit 4CPU3328+13
−13
(−160)23 − 7
(+16−0=14)
76.7%
23.0 / 30
100.0%
+6
1 1 1 = 1 = 1 = 1 = = 1 = = = 1 1 = 1 1 = 1 = = 1 = 1 = 1 1
–   SlowChess Blitz Classic 2.2 64-bit 4CPU3326+20
−20
(−162)26 − 6
(+20−0=12)
81.3%
26.0 / 32
100.0%
+47
= = 1 = 1 1 = 1 1 1 1 1 1 = = 1 1 1 = 1 = 1 = 1 = = 1 1 = 1 1 1
–   Fire 7.1 64-bit 4CPU3319+11
−11
(−169)25 − 7
(+18−0=14)
78.1%
25.0 / 32
100.0%
+10
1 1 1 = 1 = 1 1 = = = = 1 1 = 1 = 1 1 = = 1 1 = 1 = 1 = 1 = 1 1
–   RofChade 2.3 64-bit 4CPU3310+14
−14
(−178)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
−20
1 =
–   Booot 6.4 64-bit 4CPU3296+15
−15
(−192)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1
–   RubiChess 1.8 64-bit 4CPU3291+19
−19
(−197)26.5 − 5.5
(+21−0=11)
82.8%
26.5 / 32
100.0%
+28
1 = = = = 1 1 = 1 1 1 1 = 1 1 1 = 1 1 1 1 = 1 1 1 1 1 = 1 1 = =
–   Komodo 12.3 MCTS 64-bit 4CPU3290+22
−22
(−198)7 − 3
(+4−0=6)
70.0%
7.0 / 10
100.0%
−86
= = = 1 1 = = = 1 1
–   RubiChess 1.7.3 64-bit 4CPU3287+20
−20
(−201)25 − 7
(+18−0=14)
78.1%
25.0 / 32
100.0%
−22
1 = 1 = = 1 1 = = 1 1 1 1 1 1 = = 1 1 1 = 1 = 1 = 1 1 = = = = 1
–   Laser 1.7 64-bit 4CPU3284+13
−13
(−204)24.5 − 5.5
(+19−0=11)
81.7%
24.5 / 30
100.0%
+10
1 = 1 1 1 1 1 = 1 1 = = = 1 = = = 1 1 1 1 = 1 1 1 = 1 = 1 1
–   Defenchess 2.2 64-bit 4CPU3277+14
−14
(−211)27.5 − 4.5
(+23−0=9)
85.9%
27.5 / 32
100.0%
+55
1 = 1 1 1 1 = = 1 1 1 = 1 1 1 1 1 = 1 1 1 = 1 1 = 1 1 = 1 = 1 1
–   RofChade 2.202 64-bit 4CPU3277+18
−18
(−211)25 − 7
(+18−0=14)
78.1%
25.0 / 32
100.0%
−30
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 4CPU3272+22
−22
(−216)25 − 5
(+20−0=10)
83.3%
25.0 / 30
100.0%
+16
= 1 1 1 1 = 1 1 1 = 1 1 = 1 = = 1 1 1 1 = 1 1 = = 1 = 1 1 1
–   Schooner 2.2 64-bit 4CPU3262+26
−26
(−226)16 − 2
(+14−0=4)
88.9%
16.0 / 18
100.0%
+82
1 = 1 1 1 1 1 1 = 1 1 1 = 1 1 1 = 1
–   Booot 6.3.1 64-bit 4CPU3258+15
−15
(−230)25.5 − 4.5
(+21−0=9)
85.0%
25.5 / 30
100.0%
+24
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 May 8, 2021