Possible Duplicates: Legal to install an OEM license of Windows 7 in VMWare Fusion? Installing XP with out manufacturers original XP restore disk, possiable with OEM disk? dell sent me a ...
Can I use a Windows 7 Professional 32-Bit OEM licence to install the 64-Bit version, too? [duplicate]
Possible Duplicate: When installing Windows 7 or Vista, does the language, version, architecture (64-bit or 32-bit) or source (OEM, retail, or MSDN) matter? I plan to buy a Notebook that ...