Importance of High-Performance Computing to U.S. Competitiveness
As of November 2015, China’s Tianhe-2 , shown in Figure 2, rates as the world’s fastest high- performance computer, with a peak theoretical perf ormance speed of 54.9 petaflops, double the speed of the world’s second -fastest computer, America’s Titan , which operates at a maximum speed of 27.1 petaflops at the Oak Ridge National Laboratory in Tennessee.