According to TOP500.org, for Novemver 2017: "Sunway TaihuLight,
a system developed by China’s National Research Center of Parallel
Computer Engineering & Technology (NRCPC), and installed at the
National Supercomputing Center in Wuxi, maintains its number one
ranking for the fourth time, with a High Performance Linpack (HPL)
mark of 93.01 petaflops."Petaflops means 10 to the power 15
floating-point operations per second - so that would be
93,010,000,000,000,000 floating-point operations per second.