A Windows App Developer's Primer on CPU Settings: Priority, Affinity, and P-cores/E-cores (archived 2026-09-01)

For Windows app developers: how CPU priority, affinity, P-cores/E-cores, power-saving settings, and EcoQoS/Efficiency Mode relate to each other, and how to measure performance, responsiveness, and heat. Archived version of https://comcomponent.com/en/blog/2026/06/03/000-windows-app-cpu-priority-affinity-power/, as published on 2026-09-01. The live article is maintained and may change after this date. First published 2026-06-03.