% This file was created by matlab2tikz v0.2.2.
% Copyright (c) 2008--2012, Nico Schlömer <nico.schloemer@gmail.com>
% All rights reserved.
% 
% The latest updates can be retrieved from
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% where you can also make suggestions and rate matlab2tikz.
% 
% 
% 
\begin{tikzpicture}

\begin{semilogxaxis}[%
view={0}{90},
width=\figurewidth,
height=\figureheight,
scale only axis,
xmin=100, xmax=100000000,
xminorticks=true,
xlabel={N},
xmajorgrids,
xminorgrids,
ymin=1.1, ymax=1.6,
ylabel={x speedup},
ymajorgrids,
legend style={at={(0.03,0.97)},anchor=north west,nodes=right}]
\addplot [
color=darkgray!40!black,
solid,
line width=1.0pt,
mark=*,
mark options={solid,fill=lightgray!80!black}
]
coordinates{
 (7623,1.17826815990382)(15246,1.18995842700184)(30492,1.18968844405879)(60984,1.19690935739924)(121968,1.24855069885735)(243936,1.26722058284382)(487872,1.31092294094867)(975744,1.38002802822793)(1951488,1.45908715558483)(3902976,1.51468849139677)(7805952,1.54474954467052)(15611904,1.56631661856442)(31223808,1.57603478594654) 
};
\addlegendentry{single vs double};

\addplot [
color=darkgray!40!black,
solid,
line width=1.0pt,
mark=triangle*,
mark options={solid,fill=lightgray!80!black}
]
coordinates{
 (7623,1.13543482309013)(15246,1.14912259863151)(30492,1.15656707096296)(60984,1.14673372228102)(121968,1.17363974850415)(243936,1.15736391561378)(487872,1.18628183616286)(975744,1.20947397446761)(1951488,1.24542864784594)(3902976,1.25930411615096)(7805952,1.2702751751033)(15611904,1.2820029529798)(31223808,1.28282334399723) 
};
\addlegendentry{mixed vs double};

\end{semilogxaxis}
\end{tikzpicture}%