Are you looking to study, test and/or perform a proof of concept with SharePoint 2013?
Please check out the blog here: http://aka.ms/SP13CloudLab
This makes a great scenario for leveraging our Windows Azure FREE 90-day Trial Offer to build a free lab environment for SharePoint 2013 in the cloud. Using the process outlined in this article, you’ll be able to build a basic functional farm environment for SharePoint 2013.