Hi, I've read that you can run a 64bit guest OS on a 32bit host OS through virtualisation (Hyper-V or sth. similar). Now I ask myself: How many RAM can the guest OS use/allocate? (assuming 4GB+ RAM) …

Hi folks, I see many people go crazy about 64bit libraries, and preferring them in general to the 32bit counter parts. I realise there is a lot of talk that gets lost in translation, and that the …

I'm using Firefox 3.6 (32-bit version) on Windows 7 x64 Home Professional. I wonder whether it is better for me to start using 64-bit version of Firefox or not? Is 64-bit Firefox better in terms of …

Windows 7 64-bit version installs 32-bit programs to Program Files (x86) folder, and 64-bit programs to Program Files folder. Of course, Microsoft must have a reason for doing that, but as a user I …

One Time Deployment - I have Windows 7 install media on a USB key. How can I tell if it contains install images for 32 bit? imagex /info doesn't tell me anything about the architecture, other than …

Hi, I'm running a multi-boot scenario (which I have been successfully on a number of machines for a number of years). I have Windows 7 (32 bit) on one partition and Windows 7 (64 bit) on another and …

Possible Duplicate: OS version: 32-bit or 64-bit? How can I find out which version of Windows 7 I am running? 64-bit or 32-bit?

I downloaded iTunes 9.0.3 (64-bit) on my Windows 7 64-bit OS and I noticed that on installation the default directory was \Program Files (x86). I didn't change this, everything worked a charm. …

If yes, how? OS: 32-bit Red Hat Enterprise Linux Client release 5.4 (Tikanga)

I have a Windows Server 2003 64bits, and it has two IE8 inside, 32-bit and 64-bit. When I run "iexplore.exe", debug in visual studio, clicking links, and etc, the 64-bit will popup and some plugins …

How can I make the 32bit version of photoshop open by default? As it is now, if I open anything that is a photoshop document, the 64bit version opens instead. I have a bunch of 32bit filters and …

Hello, I have an application which has detection of my windows version. And it only goes through when it checks that its 32-bit version. As far as I know that my Windows 7 64-bit has compatibility to …

I've got a third-party application (in this case Cognos Data Manager) installed on 64-bit Windows Server 2003. Is there a quick way to determine if an application has been built/compiled as a 64-bit …

Possible Duplicate: Installing Mac OS X on Non Apple Hardware How can I install OSX Snow Leopard and Windows XP 32-bit on same HDD?

Also why does a 32 bit OS work on a 64 bit CPU? Please mind my ignorance. I am just a beginner.