A Portable Personal Computer is supposed to be a PC which can be carried and moved easily. It should have full features of a normal desktop with the exception of size and weight.
Since the nineties there has been many attempts by many computer manufacturing companies to launch a Portable PC. One of the attempts was by OQO Ultra Portable PC Model 01+ w/ Windows XP Tablet
Processor used: 1GHz Transmeta Crusoe
Hard drive included: 30GB
Memory installed: 512MB DDR RAM
Dimensions: 4.9″ x 3.4″ x 0.9″ (ultra thin)
Weight: 14.0 ounces
Display Screen Specifications: 5″ (W-VGA 800×480 pixels)
Another futuristic Portable PC is the Ultra-mobile PC running Windows Vista. Which such a portable machine you can connect with the world from virtually any location.