The convertible laptops will be one of the first to carry the Core i5-10210U and Core i7-10510U CPU. USB Type-C Power Delivery and Thunderbolt 3 will come standard on SKUs powered by Intel 10th gen processors.
https://www.notebookcheck.net/Dell-Inspiron-13-15-and-17-7000-2-in-1-series-with-Core-i7-10510U-Comet-Lake-launching-this-week.429118.0.html