Not necessarily, at least on my M520-based X201 it got slower in media-related workloads with recent kernels (last 1.5 year or so). But both KiCad and FreeCad a

Not necessarily, at least on my M520-based X201 it got slower in media-related workloads with recent kernels (last 1.5 year or so). But both KiCad and FreeCad are faster than in Win7.