The 5 Awesome Desktop PCs:

Desktop Computers:

A desktop computer is a personal computer in a form intended for regular use at a single location, as opposed to a mobile laptop or portable computer. Early desktop computers are designed to lie flat on the desk, while modern towers stand upright. Most modern desktop computers have separate screens and keyboards.

advantage of desktop pc:

• Cheaper to buy
•  Easier to repair. All of the components are replaceable (or at least serviceable) 
•  Easier to upgrade. (see above) 
•  Don't depend on a single LCD flat panel screen.
•  Can be faster for the same $$.
•  There is no battery to worry about, unless you use a UPS (I have one on all of my desktops.

1) iMac:

The Apple iMac is a superb desktop computer that combines the power of an Intel Core 2 Duo processor or Intel Core 2 Quad processor with your choice of a 21.5-inch or 27-inch display, plus a large helping of Apple's well-deserved reputation for style. The result is a gorgeous, all-in-one desktop Mac that has been setting industry trends since its debut in 1998. Every all-in-one computer requires at least a few tradeoffs. Before you decide that an iMac would look stunning on your desk, let's take a closer look at some of the tradeoffs and see whether an iMac is a good fit for your needs.

1)HP Pavilion p6-2100 Mini-Tower:

Perfect PC for any home environment, the HP Pavilion P6 series offer a clean design packed with power, storage and reliability for all your daily tasks and mutlimedia activities.

3) Gateway SX Series SX2870-UR10P

The Gateway SX Series Desktop makes a stylish statement in any room with its simple yet functional design. Take your creative multimedia life to a new level with enormous storage, robust processing power and a ton of convienence features that make connecting easy! With the streamlined SX you can do anything - watch high-definition movies, whip up multimedia presentations, check in with your favorite social networks, and more

4)Lenovo H330 77801HU:

The Lenovo H330-77801HU is a great small form factor desktop PC outfitted with features like a Blu-ray player and 1TB hard drive that will appeal to those in need of a media-oriented system. It has almost everything to recommend it, except for Wi-Fi.

5)The Alienware X51:

The Alienware X51 fits everything a serious gamer needs into a compact chassis. The desktop has a full-size hard drive, desktop-class quad-core processor, and, best of all, a 150-watt discrete graphics card with multimonitor support. PC gaming is arguably "better" than console gaming because systems like the X51 can easily drive more than one monitor, and PC games can be modified by the gaming public to enhance or even radically change game play elements. Want to mash up the Star Trek and Star Wars universes on a console? You're out of luck. On a PC, it's almost a sure bet that there's a universe-bending mod for your space opera game of choice. The Alienware X51 is an excellent portal to any fictional universe, and our latest Editors' Choice for entry-level gaming desktop PCs.