
% STATE OF THE ART TABLE

%Ref.           - No. Freqs - Glitch_free - Clock Gating - Tech. - Area (μm2) - Power (μW)
%\cite{SLP08}   - 4         - No          - Yes          - 90 nm - 189.7      - 500
%\cite{YCZ12}   - 16        - No          - Yes          - 45 nm - NA         - NA
%\cite{APVP+11} - 255       - No          - No           - 32 nm - 1600       - NA
%\cite{HEH+13}  - 33        - Yes         - No           - 65 nm - 7800       - 2700
%This Work      - 16*       - Yes         - Yes          - 65 nm - 850.6      - up to 197

% nice footnote symbols
\renewcommand{\thefootnote}{\fnsymbol{footnote}}

\renewcommand{\arraystretch}{1.2}

\begin{table}[!t]

\caption{Comparison with state of the art.}
\vspace{-0.3em}
\label{tab:sota}

\centering

\scalebox{0.86}{%

\begin{tabular}{@{}lccccc@{}}

\toprule

Work & 
\cite{SLP08} & 
\cite{YCZ12} & 
\cite{APVP+11} & 
\cite{HEH+13} & 
This \\

\midrule

No. of Freqs & 4     & 16    & 255   & 33    & 16\footnotemark[1]      \\
Glitch-free  & No    & No    & No    & Yes   & Yes      \\
Clock Gating & Yes   & Yes   & No    & No    & Yes      \\
Technology (nm) & 90 & 45 & 32 & 65 & 65    \\
Area (\textmu m\textsuperscript{2})   & 189.7 & --    & 1600  & 7800  & 850.6    \\
Power (\textmu W)   & 500   & --    & --    & 2700  & <= 197 \\
\bottomrule

\end{tabular}}

\vspace{0.2cm}
\footnotemark[1]\footnotesize{\textit{Number of frequencies that can be changed in a glitchless manner.}}

\vspace{-0.3em}

\end{table}