Piz Daint

Piz Daint is located at  Centro Svizzero di Calcolo Scientifico – Swiss National Supercomputing Centre, ETH Zürich, Lugano, Switzerland.
How to get access to Piz Daint

PizDaint at ETHZ-CSCS

A hardware upgrade of Piz Daint in the final quarter of 2016 tripled the system performance (more info: see press release).

Architecture Cray XC40/XC50
Peak performance Hybrid: 25.326 Petaflops (5320 hybrid nodes)
Multicore: 1.731 Petaflops (1431 multicore nodes)
Processors XC50 (“hybrid”) nodes:
Intel® Xeon® E5-2690 v3 @ 2.60GHz (12 cores, 64GB RAM) and NVIDIA® Tesla® P100 16GBXC40 (“multicore”) nodes:
Two Intel® Xeon® E5-2695 v4 @ 2.10GHz (2 x 18 cores, 64/128 GB RAM)
  • Hybrid memory capacity per node: 64 GB; 16 GB CoWoS HBM2
  • Multicore memory capacity per node: 64 GB, 128 GB
  • Total system memory: 437.9 TB; 83.1 TB
  • Sonexion 3000 Storage Capacity: 6.2 PB
  • Sonexion 3000 Parallel File System Peak Performance: 112 GB/s
  • Sonexion 1600 Storage Capacity: 2.5 PB
  • Sonexion 1600 Parallel File System Peak Performance: 138 GB/s
  • The nodes are connected by the “Aries” proprietary interconnect from Cray, with a dragonfly network topology
Operating system SUSE SLES 11.3
Job scheduler Slurm
Login nodes Intel® Xeon® CPU E5-2650 v3 @ 2.30GHz (10 cores, 256 GB RAM)
More information https://www.cscs.ch/computers/piz-daint/
Contact Colin McMurtrie (cmurtrie@cscs.ch)
Alex Upton (alex.upton@cscs.ch)