TurboVNC is a high-performance VNC implementation derived from TightVNC. It provides both VNC server and VNC viewer functionalities. According to the official site, it is better than TigerVNC in multiple aspects .
Install the AUR package.
vncserver as the normal user that will later use VNC, and you will be prompted to set a password. Then configure which desktop environment to use in
/usr/bin/xstartup.turbovnc. For example, edit the file below as root to use KDE plasma:
vncserver again to start it, you should see it binds to the port 5901. You should always wrap it in a SSH tunnel as what is done with any other VNC software(see TigerVNC#Accessing vncserver via SSH tunnels).