AMD recently cleared the air about the online presence of a number of counterfeit Wraith Coolers, some with a different heatpipe configuration. None of the knock-offs has official sanction and AMD plans on "enforcing its rights."
https://www.notebookcheck.net/Is-your-Wraith-cooler-genuine-AMD-calls-out-fake-Wraith-coolers.451363.0.html