With all its warts, the new machine should be significantly faster than your 2012 with a SATA SSD, especially if memory swapping is involved. It sounds like the

With all its warts, the new machine should be significantly faster than your 2012 with a SATA SSD, especially if memory swapping is involved. It sounds like there's something wrong with it. That said, every time this thread comes up (about weekly, but I ain't complaining) people recommend Thinkpads (eg X1 Carbon) and Dell XPS 13 laptops.