The new model will be 0.9 mm thicker than the previous generation with the promise of improved cooling, longer battery life, and reduced throttling for a 13 percent increase in 3DMark 11 performance. A new design inspired by professionally cut gems puts the charging port at a unique 45-degree angle on the rear corner of the chassis.
https://www.notebookcheck.net/HP-Spectre-13-x360-refresh-adds-Whiskey-Lake-CPUs-and-a-new-design-twist.338614.0.html