It is a basic computer consisting of a CPU, Monitor and keyboard attached to a wall socket, which enables convenient power consumption. They have great space for heat exchange. There are various types of desktop PC?s like, All in one desktop (Since CPU and monitor are integrated together requires less cables), Budget Desktop (basic features with economic price), Home theatre Desktop (they have good and big monitor and display, TV tuners and sound system), and Main stream Desktop (basic but expensive from budget Desktop due to add-on features).