Re: Virtualbox 64 bit guest option is missing
On Wednesday 22 August 2012 10:21:50 am Artifex Maximus wrote:
> Hello!
>
> Virtualbox on my Wheezy x86_64 is not showing 64 bit for guest and
> guest x86_64 OS installer displays CPU mismatch error. My CPU is a
> E5200 which does not have VT support. Virtualbox page says "On 64-bit
> hosts (which typically come with hardware virtualization support),
> 64-bit guest operating systems are always supported regardless of
> settings, so you can simply install a 64-bit operating system in the
> guest.". It is not clear for me that 64 bit host is enough or VT is
> required for 64 bit guests.
>
> The question is I need to upgrade my CPU to any VT capable CPU or is
> there any solution staying at the current CPU? If I change the CPU am
> I need to reinstall Virtualbox?
>
> Bye,
> a
I think you have the answser, afaik, you can not run 64bit guests without vt
support. So, will 32 bit guests be enough for your use?
VT-x/AMD-v cpus are the way to go. It was a substantial increase in performance
when I upgraded. I know AMD advertises multiple cores for virtualization.
--
Peace,
Greg
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