A new leak has now provided a first look at the performance characteristics of next-gen flagship chipsets like the Snapdragon 8 Gen 2, Exynos 2300, and the Dimensity 10000. Supposedly, ARM's upcoming Cortex X3 super cores look to be even less efficient than the already inefficient Cortex X2 cores on the Snapdragon 8 Gen 1 and Exynos 2200.
https://www.notebookcheck.net/Snapdragon-8-Gen-2-and-Exynos-2300-tipped-to-be-even-less-efficient-thanks-to-thirsty-Cortex-X3-cores.609116.0.html