The K computer – named for the Japanese word/numeral "kei", meaning 10 quadrillion – was a supercomputer manufactured by Fujitsu, installed at the Riken Advanced Institute for Computational Science ca
Riken Advanced Institute for Computational Science (AICS) in Kobe, which housed the K computer
Sequoia was a petascale Blue Gene/Q supercomputer constructed by IBM for the National Nuclear Security Administration as part of the Advanced Simulation and Computing Program. It was delivered to the