How does one find out if a computer can run either a 32 or 64-bit OS, without an OS being installed on it?
125397
Determine whether or not I can install a 64-bit operating system (Linux) from the BIOS
52387
How to detect Windows 64-bit platform with .NET?
151045
How can I determine the installed edition of Windows XP if the OS does not boot up?
58941
Is there Ubuntu Server for 32bit systems?
43778
Is it possible to "upgrade" from a 32bit to a 64bit installation?
74009
How do I run 32-bit programs on a 64-bit Debian/Ubuntu?
133193
Can I install Ubuntu 12.04 LTS on a PC with no OS?
131903
Can Windows Virtual PC run a 64-bit OS?
63028
Where can I find information about ubuntu compatible or certified hardware/PC models?
65994
Easiest way to find out if user has either Windows 7 or Vista (through telephone support)?
2040
How to run 32-bit app in Ubuntu 64-bit?
29526
Is there a database of Linux compatible hardware?
10212
Is the 64-Bit version of Ubuntu only compatible with AMD CPUs?
33540
How can I switch a 32-bit installation to a 64-bit one?
147378
How do I check whether my hardware is 64-bit capable in Windows?
100879
64-Bit Supporting Processor and 3GB RAM. Should i go for Windows 8 32-bit or 64-bit?
31869
64 bits OS on a 32 bits laptop computer