Intel has released its new low-power solution in full today (October 24, 2019). It is an x86 microarchitecture associated with "significant" IPC enhancements compared to its predecessor. Tremont can also support an L2 cache of up to 4.5MB, as well as crypto acceleration that includes dual 128-bit AES units. It is pitched at IoT, server, client and connectivity applications.
https://www.notebookcheck.net/Intel-s-new-Tremont-low-power-architecture-is-now-official.440298.0.html