\begin{figure}
\centering
- \subfloat[Balanced nodes type scenario]{%
+ \subfloat[CG, MG, LU and FT Benchmarks]{%
\includegraphics[width=.23185\textwidth]{fig/avg_eq}\label{fig:avg_eq}}%
\quad%
- \subfloat[Imbalanced nodes type scenario]{%
+ \subfloat[BT and SP benchmarks]{%
\includegraphics[width=.23185\textwidth]{fig/avg_neq}\label{fig:avg_neq}}
\label{fig:avg}
\caption{The average of energy and performance for all NAS benchmarks running with difference number of nodes}