You can read more about that here: http://phys.org/news/2014-06-independent-group-d-wave-quantum-speedup.html http://phys.org/news/2014-06-independent-group-d-w

You can read more about that here: http://phys.org/news/2014-06-independent-group-d-wave-quantum-speedup.html http://phys.org/news/2014-06-independent-group-d-wave-quantu... Scientists claim is that a previous positive comparison was unfair because, "problems designed to run well on the D-Wave Systems were run without optimizing on conventional machines"