For compatibility reasons, Microsoft designed IE10 to run in 32-bit mode by default - and unlike its predecessors - there isn`t an obvious option or shortcut to launch the 64-bit version. It took us a while, but we finally found a way to run IE10 in 64-bit mode."
Any major computer upgrade generally requires a full software reinstall too. No so if you heed the advice in the guide to Upgrading a Motherboard without Reinstalling. PCSTATS Tips