Samsung has been linked to a 15-inch version of its Notebook 7 that runs on Tiger Lake silicon and RTX 3050-series graphics for a few months now. The Federal Communications Commission (FCC) has just registered a device with specs that line up with this description. It also has up to 32GB of RAM and up to 1TB of storage.
https://www.notebookcheck.net/The-Samsung-Notebook-7-Force-2021-is-cleared-for-launch-by-the-FCC.546691.0.html