GHz is a unit of frequency referring to the process of clock speed. It measures a computer’s processing speed, AC (Alternating Current), and EM (Electromagnetic) frequencies. GHz is an acronym for Gigahertz and this phrase consists of two parts. Hertz determines the measure of frequency and has been named after a German physician H R Hertz. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.