Central Processing Unit (CPU) or processor- the brain of the computer

(Made by: Marvell and NexGen)

Motherboard or Mainboard- a thin board that holds everything together

(Made by: Acer and Intel)

Power Supply Unit- converts power from the wall to power needed by the computer

(Made by: Liteon and Maplin)

Random Access Memory (RAM)- short term memory of a computer, disappears when shut down

(Made by: Rendition and Sony)

Hard Drive- long term storage, where software, documents, and files are stored

(Made by: Toshiba and Seagate Technology)

Video Card- responsable for what you see on the monitor

(Made by: Biostar and Leadtek)

Sound Card- responsable for what you hear, also called an audio card

(Made by:10Wave and Razer)

Network Card- allows your computer to use internet and communicate over a network

(Made by: Asus and D-Link)

Information found on https://en.wikipedia.org/wiki/List_of_computer_hardware_manufacturers and http://www.gcflearnfree.org/computerbasics/7.3

Some pictures found on MorgueFile