And people say "never read the comments": CL says: April 20, 2026 at 9:18 pm I updated sandpile.org to reflect that Bit 19 = MP-capable Bit 18 = ECC-capa

And people say "never read the comments": CL says: April 20, 2026 at 9:18 pm I updated sandpile.org to reflect that Bit 19 = MP-capable Bit 18 = ECC-capable Those were two distinct capabilities. [sources: K7 µcode + K8 XOS-based public simulator published in 2000 + I worked at AMD back then]