Lenovo's new ThinkPad P1 Gen 2 is like an X1 Extreme, but with an option for Xeon processors and an Nvidia Quadro GPU. This year's model is mainly a spec bump from the previous generation.
Thinkpad p1 gen 2 RSS
Lenovo today announced a new range of ThinkPad P-series mobile workstations, including a new ThinkPad P1, which is the workstation equivalent of the ThinkPad X1 Extreme. They go up to RTX graphics.