Intel wants to combine its hardware with McAfee's security software to provide secure computing on all possible platforms.
The motivation behind the $7.68 billion deal is unclear, but Intel says it wants to integrate computer security into its hardware.
Intel has unveiled the processors that will form the core of its product line from 2009 onwards.
Details about Nehalem, now officially called Core i7, were given at the Intel Developers Forum in San Francisco.
1981: IBM introduces the 5150 personal computer. It will sweep away the competition and effectively have the field to itself, for a while.