No mobile workstation runs SolidWorks for 8 hours. Heavy rotation/rebuild drains a 99Wh battery in 2-3 hours.
While not "portable" in the USB-run sense, SolidWorks does have features that aid mobility: portable solidworks
The Modern Engineer’s Mobility: The Paradox of Portable SOLIDWORKS No mobile workstation runs SolidWorks for 8 hours
The benefits of a portable SolidWorks include: portable solidworks