Upgrading CPU and MOBO, Will I need to reinstall windows?

TECHnoob101

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Jan 4, 2013
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I am upgrading my GA-M55SLI-S4 to an Asrock 970 Extreme3 And my AMD Athlon 64 X 2 to an AMD PHENOM X4 965 BE..

Will I need To reinstall windows? I use windows 7 64 bit.. thank you.. I am also upgrading Ram buy I don't think ram would make me reinstall..