Japanese supercomputer blisters 10 quadrillion calculations per second

The Japanese supercomputer ranked #1 on the Top 500 fastest supercomputers broke its own record this week by hitting 10 quadrillion calculations per second (10.51 petaflops), according to its operators, Fujitsu and Riken.
 
The supercomputer "K" consists of 864 racks, comprising a total of 88,128 interconnected CPUs and has a theoretical calculation speed of 11.28 petaflops, the companies said.