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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

The IBM Power System AC922 is the next generation of the IBM POWER® processor-based systems, which are designed for deep learning and artificial intelligence (AI), high-performance analytics, and high-performance computing (HPC). 
The system provides the current technologies that are available for HPC, improving even more the movement of data from memory to GPU accelerator cards and back, enabling faster and lower latency data processing. 
For more information about the key server features, system architecture and the physical infrastructure requirements we refer to https://www.redbooks.ibm.com/redpapers/pdfs/redp5472.pdf 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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