The Hardware is the physical part of the computer, or either, is the integrated set of electronic components, circuits and plates, that if communicate through slide bars. In contraposition to the hardware, software is the logical part, or either, the set of instructions and data that are processed by the electronic circuits of the hardware. All interaction of the users of modern computers is carried through through the software, that is the layer, placed on the hardware, that transforms the useful computer into something it human being. The term -;hardware; if it does not relate only to the personal computers, but also to the equipment embarked in products that need computational processing, as the devices found in hospital equipment, automobiles, cellular devices, amongst others. In the computer science it disciplines it that it deals with the solutions of hardware project is known as architecture of computers.