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MareNostrum (General purpose and CTE-Power9-V100) & MinoTauro

At Barcelona Supercomputing Center (BSC)

Barcelona Supercomputing Center (BSC) manages the Spanish Supercomputing Network and it is a hosting member of the Partnership for Advanced Computing in Europe (PRACE). It hosts MareNostrum, one of the most powerful supercomputers in Europe. It has a total workforce of more than 500 R&D experts and professionals, and its research focuses on four fields: Computer Sciences, Life Sciences, Earth Sciences and Computer Applications in Science and Engineering. BSC was established in 2005 aiming to foster High Performance Computing in Spain and Europe as an essential tool for international competitiveness in science and engineering

Visit the RES node website

Machine information

Machine name MareNostrum 4
% of the machine provided to RES 27%
Peak performance 11.1 Pflops
Main memory 394 TB
Number of nodes 3.456
Main nodes characteristics

Each node has two Intel Xeon Platinum cores with 24 processors each (total: 165.888)

Type of CPU Intel(R) Xeon(R) Platinum 8160, 2.10GHz
Number of cores per node 48
GFlops per core 48GFLOPs/core (2,3TFLOPs/node)
Disk storage 25 PB
Interconnection networks Intel(R) Omni-Path
Operating system SUSE Linux Enterprise Server 12 SP2


Machine name CTE - Power
% of the machine provided to RES 23%
Peak performance 1485.53 TFlop/s
Main memory 27.648 TB
Number of nodes 52
Main nodes characteristics

Each node has two IBM POWER 9 cores with 20 processors and 4 GPU V100 each (Volta)

Type of CPU IBM Power9 8335-GTG; 3.00GHz
Number of cores per node 40
GFlops per core 16GFLOPs/core + 7.8TFLOPs/GPU (31.8TFLOPs/node)
Disk storage 25 PB
Interconnection networks Dual-rail Mellanox EDR Infiniband
Operating system Red Hat Enterprise Linux Server 7.4


Machine name MinoTauro
% of the machine provided to RES 80%
Peak performance 339 TFlops
Main memory 6.3 TB
Number of nodes

39x Bullx R421-E4

61x Bull B505
Main nodes characteristics

39x 2 K80 NVIDIA GPU Cards

61x 2 M2090 NVIDIA GPU Cards
Type of CPU

39x 2 Intel Xeon E5-2630 v3 (Haswell)

61x 2 Intel Xeon E5649 (6-Core) processor at 2.53 GHz
Number of cores per node 12
GFlops per core

39x 38.4 Gflops

61x 20.1 Gflops

Other characteristics 120 GB SSD (Solid State Disk) as local storage
Disk storage 4 PB (14 links of 10 GbitEth to connect to MareNostrum GPFS Storage)
Interconnection networks 2 Infiniband QDR (40 Gbit each) / 1 PCIe 3.0 x8 8GT/s, Mellanox ConnectX®-3FDR 56 Gbit
Operating system RedHat Linux 6.7


Support team / Contact


The Support Team, which is part of the BSC Operations Department, is responsible for direct user support providing detailed knowledge of programming models, libraries, performance tools and applications, and is also responsible for management of the BSC and RES websites, and the management and support of 3D visualisation equipment.

Visit the Support Knowledge Centre to access the User's Guides and accurate technical documentation of the Supercomputing Facilities hosted at Barcelona Supercomputing Center.


Contact: support@bsc.es