Win7 32bit Home Premium to Win7 64bit Ultimate: Possible without Clean Install?

Discussion in 'Operating Systems' started by Cannibal Corpse, Oct 1, 2012.

  1. Cannibal Corpse

    Cannibal Corpse [H]ard|Gawd

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    I just bought a ThinkPad T400, and 8GB DDR3 upgrade kit. After first log on, I realized the Windows 7 is 32bit. How can I upgrade to Ultimate x64 instead?

    Thanks for your help.
     
  2. Cannibal Corpse

    Cannibal Corpse [H]ard|Gawd

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  3. gimp

    gimp [H]ardForum Junkie

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    no.
    you cannot change architecture without a clean install.