AMD Secure Memory Encryption "SME" Performance With 4th Gen EPYC Genoa
Written by Michael Larabel in Processors on 21 December 2022 at 10:48 AM EST. Page 4 of 5. 9 Comments.
While being concerned at first about the performance implications of switching from 128-bit to 256-bit AES-XTS encryption for Secure Memory Encryption with AMD EPYC 9004 "Genoa" processors, the overall performance cost of AMD SME remained very minimal for those wanting to opt into this security feature.