MareNostrum
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MareNostrum is the main supercomputer in the Barcelona Supercomputing Center. It is the most powerful supercomputer in Spain, one of thirteen supercomputers in the Spanish Supercomputing Network and o
The MareNostrum 4 supercomputer (2017)
MareNostrum 5 in July 2025
MareNostrum 4 supercomputer at Barcelona Supercomputing Center (2017)
MareNostrum 4 supercomputer at Barcelona Supercomputing Center (2017)
IBM BladeCenter
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The IBM BladeCenter was IBM's blade server architecture, until it was replaced by Flex System in 2012. The x86 division was later sold to Lenovo in 2014.
MareNostrum
…In addition, there was a more traditional local area network consisting of Gigabit Ethernet adapters. This older version has been based on a 2,560 IBM BladeCenter JS21 nodes with PowerPC 970MP processors and with 20 TB system memory. The supercomputer MareNostrum 4 is used in various research areas, ranging from…
BladeCenter E front side: 8 blade servers (HS20) followed by 6 empty slots
BladeCenter E back side, showing on the left two FC switches and two Ethernet switches. On the right side a management module with VGA and PS/2 keyboard and mouse cables connected.
Magerit supercomputer (CeSViMa) has 86 Blade Centers (6 Blade Center E on each computing rack)
BladeCenter H