Can my computer run 64 bit?

A long time back I installed Windows 7 on my HP Pavilion p6130a Desktop PC, at the time upgrade adviser said I should install 32 bit, which I did. Now that I've filled my hard drive, I've bought a larger one and was thinking of making it the primary drive and reinstalling my operating system onto it.
I'm wanting to install 64 bit, but I'm confused as to why advisor said I need 32 bit. Does this mean my motherboard is unable to run 64 bit?
This is the computer I have,
http://h20566.www2.hp.com/portal/site/hpsc/template.PAGE/public/kb/docDisplay?javax.portlet.begCacheTok=com.vignette.cachetoken&javax.portlet.endCacheTok=com.vignette.cachetoken&javax.portlet.prp_ba847bafb2a2d782fcbb0710b053ce01=wsrp-navigationalState%3DdocId%253Demr_na-c01742894-29%257CdocLocale%253D%257CcalledBy%253D&javax.portlet.tpst=ba847bafb2a2d782fcbb0710b053ce01&ac.admitted=1409560022945.876444892.199480143
I've long ago upgraded to 4GB ram, and more recently put a more powerful psu and a R7 250 gpu which it seems to be able to run to full potential. However I would like it to be a 64 bit machine.
 

LShun

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Nov 21, 2013
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Hello, from the information supplied you should be able to install Windows 64-bit. Can I know what adviser do you use? Is it Windows Upgrade Adviser or another software.
 

It has been a long time now, but I think it was both Microsoft's on-line adviser and also when I went to install (was an upgrade from XP) I put in the 64 bit DVD, it did a scan and told be to use the 32 bit install DVD.

 

LShun

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Nov 21, 2013
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For now, you can conclude that Windows forces you to install Windows 32-bit? Can I know that installation is before your upgrade or after your upgrade? Thank you. :)
 
A 64-bit OS is only going to help you if you want to upgrade the RAM beyond 4GB. If you're set on going to 64-bit, you also need to make sure that your current processor supports it, otherwise you'll have to change that as well.

Use Intel ARK to search for your processor and check that it supports 64-bit; http://ark.intel.com/.

Finally, make sure that you can download 64-bit drivers for the other components (motherboard, graphics card, etc.).
 

knev

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Oct 11, 2011
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you cannot install 64 bit Windows 7 as the manufacturer manual clearly indicates that this "Windows Vista Home Premium with Windows Media Center (32-bit) with Vista Service Pack 1", so you can only Windows 7 32 bit. 4GB RAM installed on your PC is good enough to run well.