Informatica Using ARM chips and Linux, Barcelona center dreams of being ‘Airbus of supercomputing’ 26 Giugno 2017 admin Its crown jewels, kept in a 120 square metre chapel, is the MareNostrum, a supercomputer made by IBM which runs on Linux, and has fibre connections to universities and European research centers. When it was released in 2004, it became the fourth most powerful computer in the world and first in Europe.MareNostrum now has a peak performance of 1.1 petaflops, with Intel 48,896 Sandy Bridge processors in 3,056 nodes, and 84 Xeon Phi 5110P in 42 nodes. The system notches up more than 104.6TB of main memory and 2PB of GPFS disk storage.