Hi, im purchasing new hard drive for my computer due to hard drive failure, which one do i need though, i know i need a Sata hard drive but which one for my computer? i dont know if this is the right thread.. Laptop make: Dell insprion 1440
System Manufacturer/Model Number HP, Dell, Gateway, Toshiba - 4 laptops and 2 desktops OS Vista, Windows7, Mint Mate, Zorin, Windows 8 CPU from 1.6GHz Duo to i7 Monitor(s) Displays 2x HP w2207
Keyboard with trackball - no mices Mouse Trackball mice Hard Drives 5x HDD, 7x SSD, 12x Externals Internet Speed DSL 6000