Piz Daint is a supercomputer in the Swiss National Supercomputing Centre, named after the mountain Piz Daint in the Swiss Alps. It was ranked 8th on the

TOP500 The TOP500 project ranks and details the 500 most powerful non- distributed computer systems in the world. The project was started in 1993 and publishes an updated list of the supercomputers twice a year. The first of these updates always coinci ...

ranking of supercomputers until the end of 2015, higher than any other supercomputer in Europe.November 2016 TOP500 Supercomputer Sites
/ref> At the end of 2016, the computing performance of Piz Daint was tripled to reach 25 petaflops; it thus became the third most powerful supercomputer in the world."TOP500 list refreshed, US edged out of third place"

, 19 June 2017 (page visited on 19 June 2017). As of November 2021, Piz Daint is ranked 20th on the

.November 2021 TOP500 Supercomputer Sites
/ref>

History

The original Piz Daint

Cray XC30 The Cray XC30 is a massively parallel multiprocessor supercomputer manufactured by Cray. It consists of Intel Xeon processors, with optional Nvidia Tesla or Xeon Phi accelerators, connected together by Cray's proprietary "Aries" interconnect, ...

system was installed in December 2012.CSCS: Piz Daint
This system was extended with Piz Dora, a

Cray XC40 The Cray XC40 is a massively parallel multiprocessor supercomputer manufactured by Cray. It consists of Intel Haswell Xeon processors, with optional Nvidia Tesla or Intel Xeon Phi accelerators, connected together by Cray's proprietary "Aries" ...

with 1,256 compute nodes, in 2013.CSCS: Piz Daint & Piz Dora
/ref> In October 2016, Piz Daint and Piz Dora were upgraded and combined into the current

Cray XC50 The Cray XC50 is a massively parallel multiprocessor supercomputer manufactured by Cray. The machine can support Intel Xeon processors, as well as Cavium ThunderX2 processors, Xeon Phi processors and NVIDIA Tesla P100 GPUs. The processors are c ...

/XC40 system featuring

Nvidia Tesla Nvidia Tesla was the name of Nvidia's line of products targeted at stream processing or general-purpose graphics processing units (GPGPU), named after pioneering electrical engineer Nikola Tesla. Its products began using GPUs from the G80 seri ...

P100

GPU A graphics processing unit (GPU) is a specialized electronic circuit designed to manipulate and alter memory to accelerate the creation of images in a frame buffer intended for output to a display device. GPUs are used in embedded systems, mobi ...

References

{{Portal bar, Switzerland GPGPU supercomputers Petascale computers Science and technology in Switzerland Supercomputing in Europe X86 supercomputers