The Galaxy S21 FE will launch next year with both Exynos 2100 and Snapdragon 888 chipsets. An example of the former has appeared on Geekbench again, along with 8 GB of RAM and Android 12.
https://www.notebookcheck.net/The-Samsung-Galaxy-S21-FE-lands-on-Geekbench-with-an-Exynos-2100-chipset-and-8-GB-of-RAM.578340.0.html