Windows Vista Forums

64-bit Confusion
  1. #1


    connie_pilot Guest

    64-bit Confusion

    I'm currently using Virtual PC 2007 and Virtual Server 2005 and want to run a
    64-bit O/S in a virtual environment. Isn't a 64-bit hardware architecture
    required to run a 64-bit O/S, real or virtual? Could someone help me out her
    or direct me to a source for questions?
    --
    connie_pilot
    MCSE 2003/Exchange 2003



      My System SpecsSystem Spec

  2. #2


    Robert Comer Guest

    Re: 64-bit Confusion

    Virtual PC and Virtual PC only support 32-bit guests, no matter the
    host's architecture and OS.

    --
    Bob Comer



    On Mon, 15 Dec 2008 11:17:03 -0800, connie_pilot
    <conniepilot@xxxxxx> wrote:

    >I'm currently using Virtual PC 2007 and Virtual Server 2005 and want to run a
    >64-bit O/S in a virtual environment. Isn't a 64-bit hardware architecture
    >required to run a 64-bit O/S, real or virtual? Could someone help me out her
    >or direct me to a source for questions?

      My System SpecsSystem Spec

  3. #3


    Mark Rae [MVP] Guest

    Re: 64-bit Confusion

    "connie_pilot" <conniepilot@xxxxxx> wrote in message
    newsDD31CF1-D547-4A90-AB8A-DA5C8801C190@xxxxxx

    > I'm currently using Virtual PC 2007 and Virtual Server 2005 and want to
    > run a
    > 64-bit O/S in a virtual environment. Isn't a 64-bit hardware architecture
    > required to run a 64-bit O/S, real or virtual? Could someone help me out
    > her
    > or direct me to a source for questions?
    Neither VPC2007 nor VS2005 supports 64-bit guests, regardless of the CPU(s)
    on the host machine...

    For that, you'll need a different virtualisation technology such as Hyper-V
    or VMWare...


    --
    Mark Rae
    ASP.NET MVP
    http://www.markrae.net


      My System SpecsSystem Spec

  4. #4


    Bo Berglund Guest

    Re: 64-bit Confusion

    On Mon, 15 Dec 2008 11:17:03 -0800, connie_pilot
    <conniepilot@xxxxxx> wrote:

    >I'm currently using Virtual PC 2007 and Virtual Server 2005 and want to run a
    >64-bit O/S in a virtual environment. Isn't a 64-bit hardware architecture
    >required to run a 64-bit O/S, real or virtual? Could someone help me out her
    >or direct me to a source for questions?
    Not possible to do with VPC2007 or VS2005. None of these can run 64
    bit guests.
    You need to look at Microsoft Hyper-V or VMWare products instead.

    --

    Bo Berglund (Sweden)

      My System SpecsSystem Spec

  5. #5


    Steve Jain [MVP] Guest

    Re: 64-bit Confusion

    On Mon, 15 Dec 2008 11:17:03 -0800, connie_pilot
    <conniepilot@xxxxxx> wrote:

    >I'm currently using Virtual PC 2007 and Virtual Server 2005 and want to run a
    >64-bit O/S in a virtual environment. Isn't a 64-bit hardware architecture
    >required to run a 64-bit O/S, real or virtual? Could someone help me out her
    >or direct me to a source for questions?
    The only Microsoft product that allows a 64bit environment is Hyper-V.
    VPC and VS will run on a 64bit host, but only allow 32bit VMs.

    You could try VirtualBox, the new version supports x64 VMs. VMWare
    does also.

    But, for any of these, you need to have 64bit hardware underneath.

    --
    Cheers,
    Steve Jain, Virtual Machine MVP
    http://vpc.essjae.com/

      My System SpecsSystem Spec

  6. #6


    Mark Rae [MVP] Guest

    Re: 64-bit Confusion

    "Steve Jain [MVP]" <noreply.-@-.essjae.com> wrote in message
    news:hjbdk49htu3samlthlbt130cv1ohqoppra@xxxxxx

    > You could try VirtualBox, the new version supports x64 VMs. VMWare
    > does also.
    >
    > But, for any of these, you need to have 64bit hardware underneath.
    http://www.adopenstatic.com/cs/blogs...5/01/4486.aspx


    --
    Mark Rae
    ASP.NET MVP
    http://www.markrae.net


      My System SpecsSystem Spec

  7. #7


    Steve Jain [MVP] Guest

    Re: 64-bit Confusion

    On Mon, 15 Dec 2008 19:32:15 -0000, "Mark Rae [MVP]"
    <mark@xxxxxx> wrote:

    >"Steve Jain [MVP]" <noreply.-@-.essjae.com> wrote in message
    >news:hjbdk49htu3samlthlbt130cv1ohqoppra@xxxxxx
    >

    >> You could try VirtualBox, the new version supports x64 VMs. VMWare
    >> does also.
    >>
    >> But, for any of these, you need to have 64bit hardware underneath.
    >
    >http://www.adopenstatic.com/cs/blogs...5/01/4486.aspx
    Yes, but I said you need 64bit hardware, not a 64bit OS on the host.
    You still need a CPU that is 64bit capable.

    --
    Cheers,
    Steve Jain, Virtual Machine MVP
    http://vpc.essjae.com/

      My System SpecsSystem Spec

  8. #8


    Mark Rae [MVP] Guest

    Re: 64-bit Confusion

    "Steve Jain [MVP]" <noreply.-@-.essjae.com> wrote in message
    news:nqcdk4hbkcjveo712l9b5l2k59c9b2ppph@xxxxxx

    >>> You could try VirtualBox, the new version supports x64 VMs. VMWare
    >>> does also.
    >>>
    >>> But, for any of these, you need to have 64bit hardware underneath.
    >>
    >>http://www.adopenstatic.com/cs/blogs...5/01/4486.aspx
    >
    > Yes, but I said you need 64bit hardware, not a 64bit OS on the host.
    > You still need a CPU that is 64bit capable.
    Yes you did, and I didn't mean to imply that you hadn't - apologies for the
    confusion...


    --
    Mark Rae
    ASP.NET MVP
    http://www.markrae.net


      My System SpecsSystem Spec

  9. #9


    connie_pilot Guest

    Re: 64-bit Confusion

    Thank you all for helping me get a better handle on my requirements, both HW
    and SW. Always impressed by this site and help offered.
    --
    connie_pilot
    MCSE 2003/Exchange 2003


    "Mark Rae [MVP]" wrote:

    > "Steve Jain [MVP]" <noreply.-@-.essjae.com> wrote in message
    > news:nqcdk4hbkcjveo712l9b5l2k59c9b2ppph@xxxxxx
    >

    > >>> You could try VirtualBox, the new version supports x64 VMs. VMWare
    > >>> does also.
    > >>>
    > >>> But, for any of these, you need to have 64bit hardware underneath.
    > >>
    > >>http://www.adopenstatic.com/cs/blogs...5/01/4486.aspx
    > >
    > > Yes, but I said you need 64bit hardware, not a 64bit OS on the host.
    > > You still need a CPU that is 64bit capable.
    >
    > Yes you did, and I didn't mean to imply that you hadn't - apologies for the
    > confusion...
    >
    >
    > --
    > Mark Rae
    > ASP.NET MVP
    > http://www.markrae.net
    >
    >

      My System SpecsSystem Spec

  10. #10


    Steve Jain [MVP] Guest

    Re: 64-bit Confusion

    On Mon, 15 Dec 2008 19:58:24 -0000, "Mark Rae [MVP]"
    <mark@xxxxxx> wrote:

    >"Steve Jain [MVP]" <noreply.-@-.essjae.com> wrote in message
    >news:nqcdk4hbkcjveo712l9b5l2k59c9b2ppph@xxxxxx
    >

    >>>> You could try VirtualBox, the new version supports x64 VMs. VMWare
    >>>> does also.
    >>>>
    >>>> But, for any of these, you need to have 64bit hardware underneath.
    >>>
    >>>http://www.adopenstatic.com/cs/blogs...5/01/4486.aspx
    >>
    >> Yes, but I said you need 64bit hardware, not a 64bit OS on the host.
    >> You still need a CPU that is 64bit capable.
    >
    >Yes you did, and I didn't mean to imply that you hadn't - apologies for the
    >confusion...
    no problem, I wasn't clear in my original response either!!

    So, to recap:

    You can run a 64bit guest OS (VM) on a 32bit host OS, provided that
    your underlying hardware is 64bit capable (x64, not ia64).

    --
    Cheers,
    Steve Jain, Virtual Machine MVP
    http://vpc.essjae.com/

      My System SpecsSystem Spec

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