There are no downsides I am aware of. It just lets run VMs run much faster than without it.

    I don't know why they made it a BIOS option, rather than 'always on'.

On 03/04/2011 09:24 AM, Eric Kahklen wrote:
I just installed Virtualbox last night on a laptop with an Intel i5 proc.
  While installing Ubuntu 64bit server edition for testing, it required that
I enable VT in the BIOS.  What are the downsides of enabling VT on a laptop
in this situation?

Thanks,


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