Limoncello promptly replied: “My apologies; but I don’t have any more information to share on this topic.” With that, the discussion and Kilpatrick’s inquiry were over.

The Lendacky comment in 2020 Kilpatrick referred to came in this thread discussing encryption features available in AMD CPUs. Lendacky said that the Ryzen 3700x, a consumer CPU, “should support TSME.” In a 2025 comment in the same thread, the engineer followed up on his comment concerning the 3700x.

“I recommend using TSME (Transparent SME), but it is a BIOS option that needs to be exposed by your BIOS provider,” Lendacky said in response to the question about the consumer chip.

There’s no indication that AMD ever advertised or…