I want to upgrade my daughters cleleron 1.2 to a P4. The motherboard is Kitty Hawk 1.5 it has a 370 socket. The OEM P/N is 4000757 by is replaced by MBDSCA. I want to get the correct biggest P4 this motherbord can handle. The computer is a Gateway 300SE PC ser#0026541495, any bios changes needed? It also has a intergated graphic card I need to also upgrade. All suggestions of course will be appreciated!!!