i7 Turbo Mode not recognized in VirtualBox

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http://askubuntu.com – Recently I made the switch to Ubuntu 12.10 as my main OS for my laptop. For the longest time, I've been running Windows 7 with Ubuntu 12.04 inside VirtualBox. As I found myself more and more inside the virtualbox, I decided to switch roles. The problem I'm seeing is that running windows 7 inside VirtualBox on top of a linux host seems to be slower than when the roles were reversed. One thing in particular I noticed was on the Windows 7 guest vm, the CPU frequency reflected the default frequency (2GHz). To contrast this, I created a Windows 7 VM on top of a windows 7 host and it shows the (HowTos)