XDA dev Max Weinbach spotted the the Galaxy Note 10 Pro 5G model powered by the 7 nm Exynos 9825 SoC in Samsung's internal benchmark listings. Not much is known about the upcoming Exynos 9825 chip, except for the fact that it is built on the 7 nm EUV node that will also be used for Qualcomm's Snapdragon 865 SoC and Nvidia's Ampere GPUs.
https://www.notebookcheck.net/Samsung-Galaxy-Note-10-Pro-5G-confirmed-to-be-powered-by-the-7-nm-Exynos-9825-SoC.423957.0.html