“With the recent demise of Microsoft's Windows XP operating system on April 8, 2014, general estimates place Windows XP usage at nearly 30% of overall usage worldwide. "says Tony Bradley, a principal analyst at Bradley Strategy Group. Microsoft had warned users of the April 2014 deadline of their intention to end support for the 13-year-old operating system, and security experts agreed that it was It's time to put that aside, too. The vast majority of users purchased new personal computers (PCs) that had the new Windows 7 or Windows 8 operating system preloaded, but many XP users kept their older PCs until and beyond April deadline.These users were happy with their PCs and were confused as to why they couldn't continue using them, but Microsoft is a company that wasn't willing to spend any more money to support this outdated operating system for users, not willing to sacrifice the functionality and convenience of their desktop PC for a laptop, to build a computer on a budget. They can have the latest operating system and continue to use some of the peripherals they already own, such as monitors LED, wireless mouse and keyboard, etc. This document will inform readers about the eight essential components needed to build a computer on a $600 budget. We will cover the outside, inside and operating system of the PC system, and once completed, the user will have a modern, functioning PC suitable for its intended use. PC requirements for the casual user are email, Internet browsing and shopping, watching movies, school, and corporate work. The hardcore gamer exists to crush all online opponents and have the coolest, sexiest, most powerful computer gaming gear among its peers. Price is not a limit for this breed of PC users. For the purposes of this article, the PC needs of the casual user will be our... medium... greatly at risk." Windows XP usage declining, but millions still willingly at risk. TechRepublic, April 16 2014. Web. 16 April 2014. .Gookin, Dan L. "Part I: Hello, PCs!" PCs for Dummies, Windows 7 Edition: Wiley Pub., 2010. N. p. Elena, Ms., and Belden Holmes, Mr. “Which Processor Brand is Best?” Personal Interview, April 9, 2014.Miller, Michael. “Chapter 1/Computer Memory and Hard Drives for the Absolute Beginner.” 5th ed. 17-18. Print. "TSF Hardware Team Recommended Builds - 2014." Technical Support Forum, January 1, 2014. Web. 2014. .