Customized product as per user choice

[bansalbhavin]

Hello Here I want to develop something like this link
http://www.pcspeshitpillt.co.uk/computers/intel-home-office-pc/

I will like to add ram, hds, etc as product and want to show them in dropdown for perticluar processor selected.
And price of that will be added to the base price for processor.
After finding and reading a lot articles I m still not getting is it possible to make like this in virtumart 2.
I am using Joomla_2.5.4 and  Virtuemart.2.0.8e.