The Tuxedo Pulse 15 comes pre-loaded with Ubuntu, TUXEDO_OS and other distributions. Windows is an option too, as is an encrypted Linux system. The Tuxedo Pulse 15 comes with either an AMD Ryzen 5 4600H or a Ryzen 7 4800H APU, along with a 91 Wh battery and multiple keyboard layouts.
https://www.notebookcheck.net/Tuxedo-Pulse-15-An-Ubuntu-laptop-with-45-W-AMD-Renoir-APUs-and-a-91-Wh-battery.482438.0.html