
TNW-20-2 | page 19 | https://thedailydialectics.com/pdfs/FIOA/TNW-20-2/TNW-20-2.pdf
the 3-D torus requires 70% more time than the fat tree to transfer PAGOSA’ two billion messages. For both network topologies, quartering the bandwidth exactly quadruples the communication time. This study demonstrates that it is critical to include communication dependencies and computation time in…