Wednesday, September 24, 2014

windows - How to know which operating system is suitable for my PC between 32/64-bit?


I'm using 32-bit operating system since I've my laptop. I've never used the 64-bit operating system so I'm much curious about this that if I upgrade to 64-bit still my pc will give me the same performance. However I've checked about my hardware from this question. I don't know about those result that what they are saying? So I'm here for little help to know that is there any performance issue after upgrading or not?


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Answer



In common usage, the reason to go 64-bit is to make use of more RAM (memory) in your system.


In Windows, 32-bit is limited to a little over 2GB of RAM available to programs, while 64-bit is virtually limitless. To benefit from it, your processor must support 64-bit. The D.E.P. and virtualization are not related to performance in common desktop usage.


So, since Windows 32-bit already supports a little over 3GB of RAM:



  • If you have 3GB of RAM or less, stay with 32-bit.

  • If you have 4GB or more, go with 64-bit.


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