The major disadvantages of using laptop is the lack of USB port and no option for multiple display. While the lacking in USB port can be covered with USB Hub, there is no cost effective or built-in capability yet to support multi-display on a laptop so user can have more than two or three display to expand their workspace.
Fortunately, HP Envy 17 has coming with ATI Eyefinity multi-display technology that could cover that hole. HP Envy 17, the newcomer in the Envy family is getting a nice multi-display treat. You can actually expand or add up to three external displays instantly without any third party device needed.
HP Envy 17 laptop is one hell of laptop that has been packed with mouth watering features. Beside the ATI Eyefinity multi-display technology, HP Envy 17 base-rigs is powered by 2.26Ghz Intel Core i5, 4GB or RAM, 320GB HDD, 17-inch half-HD (1600 x 900) LCD screen, and a discreet ATI Radeon HD 5850 graphic card.
The base rigs will cost you $1,400+, while HP is recommended user to go higher by getting on Core i7 instead of Core i5, 6GB RAM, 500GB HDD, 17-inch Full HD (1920 x 1080) LCD display and same ATI Radeon HD 5850 GPU. This configuration will cost you $2,150+ at least.
Both models has come with HP TrueVision HD webcam and 6-cell LIthium-Ion Battery for 2.5-hours of operation time, or you can upgraded to 9-cell battery for another extra 1.25 hours.