splat said:i believe it's under "Processor Features"...one of the first 3 options on the main menu.
"Processor type and features"
It's line 5 for me, but that may vary according to your architecture.
Having just installed on a Pentium 4, I noticed that my previous post was not entirely accurate about hyperthreading (I edited those comments out). Hyperthreading is now selected in a sub-menu after selecting Symmetric multi-processing.
Sorry if I confused anyone.