A leak hints Intel's first use of its Nehalem architecture in a notebook processor, on the Calpella platform, may only include three processors all targeted at the high end of the market. Where most notebook processor launches often cover most of the range, DigiTimes hears the earliest chips will only be quad-core models (codenamed Clarksfield) and should include the Core 2 Quad P1, Core 2 Quad P