Piz Daint is a

supercomputer A supercomputer is a computer with a high level of performance as compared to a general-purpose computer. The performance of a supercomputer is commonly measured in floating-point operations per second ( FLOPS) instead of million instructions ...

in the

Swiss National Supercomputing Centre Swiss may refer to: * the adjectival form of Switzerland *Swiss people Places *Swiss, Missouri *Swiss, North Carolina *Swiss, West Virginia *Swiss, Wisconsin Other uses *Swiss-system tournament, in various games and sports *Swiss International A ...

, named after the mountain

Piz Daint Piz Daint () is a mountain of the Swiss Ortler Alps, overlooking the Ofen Pass in the canton of Graubünden. The closest locality is Tschierv on the north side. Name The name was originally spelled ''Piz d'Aint'', which is Romansh for "inn ...

in the Swiss Alps. It was ranked 8th on the TOP500 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"
TOP500, 19 June 2017 (page visited on 19 June 2017). As of November 2021, Piz Daint is ranked 20th on the TOP500.November 2021 TOP500 Supercomputer Sites
/ref>

History

The original Piz Daint Cray XC30 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 "A ...

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 ...

/XC40 system featuring Nvidia Tesla P100 GPUs.

References

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