Talk about a short life cycle. While Kaby Lake-G is nowhere to be found, the chassis has been updated with even narrower bezels (5.55 mm vs. 6.3 mm) and a visually unique 45-degree USB Type-C port. A new configuration with an Intel Coffee Lake-H CPU and GTX 1050 Ti Max-Q graphics will supplant the experimental Core i7-8705G CPU and Radeon RX Vega M GL GPU configuration released earlier this year.
https://www.notebookcheck.net/Latest-HP-Spectre-15-x360-redesign-drops-Kaby-Lake-G-in-favor-of-the-GeForce-GTX-1050-Ti-Max-Q.338620.0.html