According to Real World Tech, Naffziger, who also is an Intel "Fellow", was the brains behind dual core Itanium chip Montecito. He fled the Intel coop to join AMD at the beginning of this month and what's worse is setting up camp at Fort Collins, where Intel's Itanium design centre is located.
Intel borged the Fort Collins centre from HP. µ
L'INQ
Real World Tech
See Also
Intel ready to hire additional Itanium engineers
Intel Project Z: So secret designers don't know what it is
Intel, HP confirm Itanium climbdown
HP Itanium chip team sold to Intel
Japanese consortium rumoured to buy Intel Itanium