[Novalug] 64bit vs 32bit (was FOSE wrapup)

William Warren hescominsoon at emmanuelcomputerconsulting.com
Fri Apr 4 12:03:28 EDT 2008


That's not a 64-bit issue..that's a VT issue which is different from 64 bit.

Richard Rognlie wrote:
> On Fri, Apr 04, 2008 at 09:24:24AM -0400, Pete Nuwayser wrote:
>> I agree with Greg:  a 64-bit OS will not run on 32-bit architecture,
>> but 32-bit OS will run on 64-bit architecture.
> 
> And to further complicate matters, there are times when a 64bit CPU can
> not accept a 64bit OS.
> 
> I ran into this with VMware.  
> 
> Dell 1850 server.   64bit CPU.  64bit OS on the box.
> 
> But I am unable to install a 64bit "guest" OS on the box due to the
> CPU lacking the "VT" (virtualization technology) flag.
> 
> Had to get a 1950 to get the CPU upgrade...
> 

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