Recent news is that this isn't shipping on some consumer-grade CPUs from AMD. There, made it explicit enough there's no room for conversation. Here's the link:

https://arstechnica.com/security/2026/06/users-cry-foul-afte...

AMD backtracked on that strategy: https://www.techpowerup.com/350142/amd-to-restore-tsme-memor...

Future AGESA updates will still include memory encryption for all processor models. It's one of the rare instances of consumer backlash creating a clear and immediate response.