even the most rudimentary CAD suite would choke the decidedly low power Raspi. Instead, [Sacha] is using the Raspberry to grab 2D and 3D files, turn that into g-code for a machine, and send it off ...

Yes, these mobile workstations may be heavier than traditional laptops, but each of these devices offer flawless performance for a range of complex workloads, including engineering, CAD ...