[header] How to hook up a windows 7 computer to a tv [title] Find out what output ports your computer has. [substeps] Most new computers will come with hdmi (high-definition multimedia interface) ports built right into them. There is a photo of an hdmi port to the right, it is thinner then a usb port. 
Vga port: a vga port is rectangular with 15 pins. There is a sample photo of one to the right dvi port: a dvi port is rectangular with 24 pins.