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early availability:  April 20, 2020

start of production: to be defined (April 27, 2020)

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This system will be in production at the beginning of 2020 as an upgrade of the "non conventional" partition of the Marconi Tier-0 system. It is an accelerated cluster based on Power9 chips and Volta NVIDIA GPUs, acquired by Cineca within the PPI4HPC  European initiative.

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Model: IBM Power AC922 (Whiterspoon)

Racks: 55 total (49 compute)
Nodes: 980
Processors: 2x16 cores IBM POWER9 AC922 at 3.1 GHz
Accelerators: 4 x NVIDIA Volta V100 GPUs, Nvlink 2.0, 16GB
Cores: 32 cores/node
RAM: 256 GB/node (230 GB/node usable)
Peak Performance: about 32 Pflop/s
Internal Network: Mellanox Infiniband EDR DragonFly+
Disk Space: 8PB Gpfs storage


More technical details on this architecture can be found on the IBM RedBook serie:

https://www.redbooks.ibm.com/redpapers/pdfs/redp5494.pdf

Access

All the login nodes have an identical environment and can be reached with SSH (Secure Shell) protocol using the "collective" hostname:

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