If you are confused about shared hosting and dedicated , i will explain you difference in both. Shared hosting is cheap and dedicated server is costly. It is similar to either you share a room with someone or you hire a big villa for yourself. In shared room as you have to share the resources of room with other partners as well same applies here as well. Shared hosting resources like RAM, bandwidth, processor etc has to share with other website who are on the same server and sharing resources with you.
Now a days you find thousands of website on internet who are offering Web Hosting Service in Manhattan New York but WAL WEB HOST is the only one website who is offering Customized Dedicated Server Plans in Manhattan, Cheap Dedicated Servers in Queens starting at $129/pm. You can customize plan as your wish, like what ram you require