tianhe-2 supercomputer

The US spent $ 425 million to
The US has announced it will spend $ 425 million to build two supercomputers three times faster than China's Tianhe-2 supercomputer, as well as to study supercomputing technology.
Chinese supercomputers continue to keep the world record
China's fourth Tianhe 2 (Tianhe 2) system has been recognized as the world's fastest supercomputer for the fourth time.
Tianhe-2 is still the fastest supercomputer in the world
China's Tianhe-2 is still the fastest supercomputer in the world. This device can perform up to 33.9 petaflops, equivalent to 33 trillion billion calculations per second.