MareNostrum (lat. Mare Nostrum "“our sea"” was the Roman designation of the Mediterranean) is a supercomputer in Barcelona. With start-up in November 2004 it reached a continuous arithmetic performance of 20 Teraflops in use of 3.564 processors and came thereby at place 4 of the international comparison list of the supercomputers TOP500.

MareNostrum uses IBM PowerPC-970FX-Prozessoren in a cluster architecture under the operating system Linux. It has a storage volume of 233 Terabyte and a main memory of 9,6 Terabyte.

The supercomputer is intended for research in the ranges life sciences, meteorology, and environmental sciences and for commercial applications within the ranges Pharmazeutik, automobile and Aeronautik.

On 13 April 2005 the computer was raised for the first time with its full arithmetic performance by 27 Teraflops. In the new configuration the computer with now altogether 4812 processors came at place 5 of edition June 2005 of the comparison list.

Related links

• Barcelona Supercomputing center (English)

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• BSC - Barcelona Supercomputing Center
  MareNostrum is a supercomputer based on processors PowerPC, the architecture BladeCenter, ... MareNostrum has 42 racks and takes up a space of 120m2. ...


• IBM OpenPower Village - MareNostrum Supercomputer
  Learn about the innovative technologies and architecture of the IBM MareNostrum life sciences supercomputer, one of the world's most powerful supercomputers ...