Your PC has SATA ports so any modern drive will work. I would recommend today the Seagate Barracuda ST500DM002 16MB 500GB drive, great drive, good price, good performance 3 year warranty you should be able to connect the new drive up and image the old drive using .
Seagate DiscWizard works with Maxtor and Seagate disc drives. The software lets you quickly install your new disc drive with wizards that guide you through the processes of creating and formatting partitions on your disc drive, transferring data, and backing up your data. Avaliable here
http://www.seagate.com/support/downloads/discwizard/ If this is helpful please press the thanks button