65 of the top 500 systems are in China. The United States was home to 253 systems.Intel processors are used on 80 percent of the systems.67% of systems used processors with eight or more cores.The minimum level of performance needed to rate in the top 500 supercomputers increased from 76.5 teraflops to 96.6 teraflops.Hewlett-Packard was the top supplier of systems, with 189 systems. IBM was next with 160, but IBM made four of the top 10 systems.