The US again has the world’s most powerful supercomputer

The Department of Energy pulled back the curtain on the world's most powerful supercomputer Friday. When Summit is operating at max capacity, it can run at 200 petaflops -- that's 200 quadrillion calculations per second. That smokes the previous reco...

China made the world’s fastest supercomputer using its own chips

There's a new computing champion... and unlike past years, this one doesn't depend on any Western tech to crunch numbers. Top500 has declared that China's Sunway TaihuLight, a 40,960-node system powered entirely by Chinese processors (the 260-core S...