http://www.staples.com/Acer-Gateway-DX4870-Desktop-Computer-Intel-Quad-Core-i5-3330-3-GHz/product_968609

I choose this computer because your characteristic. The computer has eight gigabites of ram memory and they are expandable up sixteen gigabites, to have that memory is perfect for surf of internet. Moreover, has a processor intel quad core, that allows processes to don´t interfiere, for example, watch a movie while downloading music. Also, the computer has a hard disk of one terabite and can save lot of information, for example, music, films, pictures and books.

http://www.staples.com/Safco-28-inch-Picco-Duo-Mobile-Workstation-Mahogany/product_636133

The computer desk i choose because is big and comfortable. Also, includes a furniture for printer. Finally, the compuer desk have wheels, make more easy and fast move it.