Asus has unveiled the world's first quad-core Android tablet. The Asus Eee Pad Transformer Prime is a ramped up version of the original Eee Pad Transformer Android tablet and is powered by an nVidia Tegra 3 processor. The £499 tablet comes with a docking keyboard that can be used for extended typing duties.

The Prime is the successor to the Asus Eee Pad Transformer TF101 - one of the most likable Android tablets of 2011, earning a PC Advisor Recommended badge. The new model includes 3G connectivity, a quad-core nVidia Tegra 3 processor and 1GB of RAM. This helps power the 1280x800-pixel IPS touchscreen and the 1920x1080 video camera.The tablet witll run Android 4.0 - informally dubbed Ice Cream Sandwich. 

The Prime also has a 8Mp stills camera with autofocus and a front-facing 1.2Mp webcam. Audio is enhanced by the inclusion of SRS and support for Dolby 5,1, while navigating the Android Honeycomb 3.01 tablet is made easier by Asus’ inclusion of more prominent buttons and an attempt at predictive text. The 16GB Prime weighs 680g and has a usable time of up to 18 hours between charges. It’s set for UK launch at the start of 2012 and will cost £499 for the tablet and mobile dock bundle.