Energy Efficiency of a Low Power Hardware Cluster for High Performance Computing. - Michael Dominik Görtz; Roland Kühn; Oliver Zietek; Roman Bernhard; Michael Bulinski; Dennis Duman; Benedikt Freisen; Uwe Jentsch; Tobias Klöppner; Dragana Popovic; Lili Xu (GI-Jahrestagung, 2017)