Install GUI on AWS EC2

Run the following command to list down the available package groups for your EC2.

# yum group list

$ yum group list

Loaded plugins: extras_suggestions, langpacks, priorities, update-motd

230 packages excluded due to repository priority protections

Installed Environment Groups:

   Cinnamon Desktop

   MATE Desktop

Installed Groups:

   Cinnamon

   Fonts

   Input Methods

   MATE

Available Groups:

   AWS Tools

   Backup Client

   Console internet tools

   Development Tools

   E-mail server

   Educational Software

   Electronic Lab

   Fedora Packager

   General Purpose Desktop

   Graphical Administration Tools

   Graphics Creation Tools

   Hardware monitoring utilities

   Haskell

   Internet Applications

   KDE Desktop

   LXQt Desktop

   Milkymist

   Network Infrastructure Server

   Networking Tools

   Office Suite and Productivity

   Performance Tools

   Scientific support

   Smart card support

   System administration tools

   Technical Writing

   TurboGears application framework

   Web Server

   Web Servlet Engine

   Xfce

   buildsys-build

Done

You can then 

$ sudo yum groupinstall "Graphical Administration Tools"