Good laptop with Linux support and Nvidia are kind of opposed. Your best bet would either be a thin and light with thunderbolt and a GPU enclosure, or a System 76 Oryx Pro. https://system76.com/laptops/oryx. - Source: Reddit / 22 days ago
Lenovo ThinkPad X1 Carbon - The Lenovo Thinkpad X1 Carbon is an excellent business Ultrabook which will get the job done, no questions asked. It's extremely sturdy and durable without making any compromises in overall design or portability.
Dell XPS 13 - The XPS 13 ships with either Ubuntu or Windows pre-installed and is a top-of-the line ultrabook, with specs similar to the Macbook Pro 13", but half a pound lighter.
HP Spectre x360 15t - The HP Spectre x360 is an excellent 2-in-1 laptop with long battery life and an amazing display. It's very slim and lightweight, which makes it perfect for people that use their laptop on-the-go.
Lenovo ThinkPad T480 - Learn more about the ThinkPad T480, a 14 inch light, powerful, and robust business laptop with 8th generation Intel® Core™ i7 processing and long battery life, as well as security and productivity-enhancing features.
Dell Precision 7510 - A mid-range workstation laptop that is best used for demanding tasks.
Microsoft Surface Book 2 (15-inch) - Microsoft Surface Book 2 (15-inch) is a laptop and tablet that can handle the modern PC games.