ARM unveiled the Cortex-A78, a new core likely to form part of flagship mobile SoCs in 2021, recently. Now, the company has revealed that it is in fact part of a family of such products. One of them is the A78C, which has been modified for specific, demanding applications that may include mixed reality (MR).
https://www.notebookcheck.net/ARM-announces-the-Cortex-A78C-a-new-variant-of-a-next-gen-high-end-core.501815.0.html