Macbook Pro comes with 15-inch,it has Thunderbolt icon on the side. Thunderbolt can support bus-powered devices because it is running on copper and not optical cables. The $1,799 model packs a 2.0Ghz quad-core Core i7 processor, AMD Radeon HD6490M graphics with 1GB of VRAM, and a 500GB hard drive. $2,199 model gets you a faster

To take a screenshot of your desktop screen on the Mac, Mac OS X provides two methods. The first method uses a tool called Grab. The second method uses a combination of shortcut. You can capture the entire screen by using the shortcut [Command] + [Shift] + [3]. In addition, you can also take a screen capture of