You don't need an ARM, and for the same price, before the RAM crisis, you could get many tiny PCs for the same amount of money, with proper SSDs and power supplies and in tiny form factors.
https://teampandory.com/2024/09/24/gmktec-g5-mini-pc-review-...
Something like this ($155) cost less than the Pi + case + power supply + nvme addon board + ssd, and it also runs windows and any other x86 OS.