I have a fujitsu siemens t bird pentium 4 1.7ghz with a d1325 motherboard.I have just put in a 2000mhz pentium 4 williamette processor.does this processor need a bios update and if so which one and where do I get it from .the current bios is phoenix tec ltd 4.06 rev 1.08.1325.17.6.2002. thanx paul