By Wendy Sheehan Donnell

It's difficult to remember a time before tablets, but it's been four short years since the original Apple iPad hit the scene, and the current tablet market was born. Since then, we've seen scores of manufacturers trying to snag a slice of the tablet pie. And the game is finally getting interesting: For the first time in 2013, Android tablet sales overtook the iPad. Growth is so rapid in the segment that some analysts claim tablets will make up half the PC market in 2014. There's no denying the tablet is here to stay.

But which tablet is right for you? Whether you're eyeing an iPad, one of the many Android tablets available, or a Windows model, here are the key factors you need to consider when shopping for a tablet:

It doesn't always needed to add more memory for better performance or in other words more memory doesn't always means better performance. In fact, you may need less RAM than you think. Darien Graham-Smith at PC Pro 2014 explains.

Today Windows 7 is the most popular Operating System using in Homes & Offices all over. In early days due to non-compatibility and support to many Devices (like Printers, Scanners etc.), Windows 7 was not a Primary Operating System according to Professional’s remarks.

Many companies made their devices compatible to this New Operating System with updating their Software and Drivers for Devices like Printer, Scanners etc., some of other companies made brand new Devices for new operating system. But some devices were far behind due to non-compatibility with Windows 7, and users were waiting for new release of drivers.