% 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
%   http://www.mathworks.com/matlabcentral/fileexchange/22022-matlab2tikz
% where you can also make suggestions and rate matlab2tikz.
% 
% 
% 
\begin{tikzpicture}

\begin{semilogxaxis}[%
view={0}{90},
width=\figurewidth,
height=\figureheight,
scale only axis,
xmin=10000, xmax=10000000,
xminorticks=true,
xlabel={N},
xmajorgrids,
xminorgrids,
ymin=0, ymax=80,
ylabel={x Speedup},
ymajorgrids,
legend columns=2,
legend style={at={(0.1,-0.30)},anchor=north west,nodes=right},
%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{
 (32382,2.68202804512176)(101574,8.36617209854235)(202950,15.2329095800712)(399750,25.3172115628168)(799110,37.7306640924672)(1597830,52.9668830736452)(3171078,65.0168707307325)(6341382,74.8685911254094) 
};
\addlegendentry{single};

\addplot [
color=darkgray!40!black,
solid,
line width=1.0pt,
mark=triangle*,
mark options={solid,fill=lightgray!80!black}
]
coordinates{
 (32382,2.60496621674719)(101574,7.91177231035384)(202950,14.0350424037264)(399750,22.9761777211456)(799110,33.3750312928503)(1597830,45.5363292279604)(3171078,54.4252818046537)(6341382,61.7343315880373) 
};
\addlegendentry{mixed};

\addplot [
color=darkgray!40!black,
solid,
line width=1.0pt,
mark=diamond*,
mark options={solid,fill=lightgray!80!black}
]
coordinates{
 (32382,2.2535402927478)(101574,6.7901764195874)(202950,12.0754921992473)(399750,19.5163106734854)(799110,27.7467190416304)(1597830,36.8489744286171)(3171078,43.341304517848)(6341382,48.7035082608881) 
};
\addlegendentry{double};

\end{semilogxaxis}
\end{tikzpicture}%