.. _e4_gpu:

Power8 + GPU
^^^^^^^^^^^^

This machine has been designed by `E4 computer engineering`_ and is hosted at CINECA_ in Bologna, Italy.

.. note:: In order to access the machine BCO should register on the `CINECA user datatabase`_ and ask `Victor Cameo Ponz`_ to be added to the 4IP-extension project.

Compute technology
""""""""""""""""""

Hardware features fat-nodes with the following design:
 * 45 nodes with x2 IBM POWER8 processors and x4 NVIDIA P100 GPU
 * intranode comunications integrated using NVLink
 * extranode comunications integrated using Infiniband ERD interconnect
 * CPU and GPU liquid cooling based on CoolIT_ solution

Energy sampling technology
""""""""""""""""""""""""""

.. _E4 computer engineering: https://www.e4company.com
.. _CINECA: http://hpc.cineca.it/
.. _CINECA user datatabase: https://userdb.hpc.cineca.it/
.. _CoolIT: https://www.coolitsystems.com/
.. _Victor Cameo Ponz: cameo+4ip-extension@cines.fr