CCRL 40/15
Downloads and Statistics
March 6, 2021
Testing summary:
Total: 1'223'030 games
played by 2'799 programs

White wins: 420'040 (34.3%)
Black wins: 308'879 (25.3%)
Draws: 494'111 (40.4%)
White score: 54.5%

Engine Details

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Stockfish 11 64-bit 4CPU (3480+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 121 Stockfish versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   ShashChess 8.0 64-bit 4CPU3444+15
−15
(−36)25.5 − 24.5
(+3−2=45)
51.0%
25.5 / 50
99.8%
−31
= = = = 1 = = = = = = = = = = = = = = = = = = 0 = = = 1 = = = = = = = = = = = = 1 0 = = = = = = = =
–   Komodo 14 64-bit 4CPU3417+18
−18
(−63)18.5 − 13.5
(+5−0=27)
57.8%
18.5 / 32
100.0%
−23
= 1 = = = = = = = = = = = 1 = = = = = 1 = = = = = 1 = = = 1 = =
–   Komodo 13.3 64-bit 4CPU3414+21
−21
(−66)21 − 11
(+11−1=20)
65.6%
21.0 / 32
100.0%
+20
= = = 1 = = = = = 1 1 = = 1 0 1 1 1 = = = = = 1 = 1 1 = = = 1 =
–   Komodo 13.1 64-bit 4CPU3404+20
−20
(−76)39 − 17
(+24−2=30)
69.6%
39.0 / 56
100.0%
+40
= = 1 = 1 0 1 1 1 = = = 1 1 1 = 1 = 1 = 1 = = = = = 1 = 1 1 1 0 = = = = 1 = 1 = = 1 = = 1 1 = = = 1 1 = 1 = = 1
–   Houdini 6 64-bit 4CPU3399+10
−10
(−81)37.5 − 18.5
(+20−1=35)
67.0%
37.5 / 56
100.0%
+12
= = = = 1 = = = 1 1 = = = 1 1 = = 1 1 = = 1 1 = = 1 = = = 1 1 = = = = = 1 = 1 = = = = 1 1 = 1 0 = = 1 1 = = 1 =
–   Komodo 14 MCTS 64-bit 4CPU3373+23
−22
(−107)19.5 − 12.5
(+7−0=25)
60.9%
19.5 / 32
100.0%
−52
1 = = = = = = = = 1 = = = 1 1 1 = 1 = = = = = = 1 = = = = = = =
–   Ethereal 12.00 64-bit 4CPU3351+22
−22
(−129)21.5 − 8.5
(+13−0=17)
71.7%
21.5 / 30
100.0%
−3
= 1 = = = 1 1 = 1 = = = = 1 1 1 1 = = = 1 1 = = = 1 = 1 = 1
–   Ethereal 11.75 64-bit 4CPU3346+21
−21
(−134)37.5 − 16.5
(+21−0=33)
69.4%
37.5 / 54
100.0%
−25
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-bit 4CPU3333+14
−14
(−147)41.5 − 12.5
(+29−0=25)
76.9%
41.5 / 54
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
–   SlowChess Blitz Classic 2.2 64-bit 4CPU3329+20
−20
(−151)23 − 9
(+14−0=18)
71.9%
23.0 / 32
100.0%
−23
1 1 1 = = 1 = 1 = 1 = 1 1 1 = = = = = = = = = 1 1 = = = = 1 1 1
–   Fire 7.1 64-bit 4CPU3322+11
−11
(−158)42 − 12
(+30−0=24)
77.8%
42.0 / 54
100.0%
+19
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-bit 4CPU3313+15
−15
(−167)21.5 − 10.5
(+11−0=21)
67.2%
21.5 / 32
100.0%
−73
= 1 = 1 = = = 1 1 = 1 1 = = = = 1 1 = = 1 1 = = = = = = 1 = = =
–   Booot 6.4 64-bit 4CPU3300+15
−16
(−180)24 − 8
(+16−0=16)
75.0%
24.0 / 32
100.0%
−28
= = 1 1 = = = 1 1 1 = 1 = 1 1 1 1 = = = = 1 = 1 = = 1 1 = 1 1 =
–   RubiChess 1.8 64-bit 4CPU3293+20
−20
(−187)23.5 − 8.5
(+15−0=17)
73.4%
23.5 / 32
100.0%
−46
= 1 = 1 1 1 = = = 1 = = = 1 = 1 = 1 = = 1 1 1 1 = = = = = 1 1 1
–   Laser 1.7 64-bit 4CPU3287+13
−13
(−193)42 − 10
(+32−0=20)
80.8%
42.0 / 52
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 =
–   RofChade 2.202 64-bit 4CPU3279+18
−18
(−201)36 − 8
(+28−0=16)
81.8%
36.0 / 44
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 = = =
–   Defenchess 2.2 64-bit 4CPU3278+15
−15
(−202)43 − 7
(+36−0=14)
86.0%
43.0 / 50
100.0%
+66
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 =
–   Fritz 17 64-bit 4CPU3277+17
−17
(−203)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
–   SlowChess Blitz Classic 2.1 64-bit 4CPU3276+22
−22
(−204)25 − 5
(+20−0=10)
83.3%
25.0 / 30
100.0%
+30
= 1 1 1 1 1 = 1 = 1 = 1 1 1 = 1 = = = 1 1 1 = 1 1 1 = 1 1 1
–   Fizbo 2 64-bit 4CPU3272+12
−12
(−208)46.5 − 7.5
(+39−0=15)
86.1%
46.5 / 54
100.0%
+61
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 = = =

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Created in 2005-2013 by CCRL team
Last games added on March 6, 2021