Tom's Hardware PC processors entered the Gigahertz era today in the year 2000 with AMD's Athlon — AMD hit marketing gold with its 1 GHz Athlon, beat Intel by a nose
Today in the year 2000, AMD shipped an undisputable milestone processor, its 1 GHz Athlon CPU. Thus, the Gigahertz PC era was born on Monday, March 6, 2000.