What is the actual clock speed of my AMD Athlon XP CPU?
The AMD Athlon XP series or processors are named after the speed that an older AMD thunderbird CPU would have to operate at to offer equivalent performance. The actual clock speeds of the XP series CPU’s are listed below: The AMD Athlon XP processor 2800+ operates at a frequency of   2.25GHz or   166×13.5 The AMD Athlon XP processor 2700+ operates at a frequency of   2.16GHz or   166X13 The AMD Athlon XP processor 2600+ operates at a frequency of   2.13GHz or   133×114.5 The AMD Athlon XP processor 2400+ operates at a frequency of   2.00GHz or   133X14 The AMD Athlon XP processor 2200+ operates at a frequency of   1.80GHz or   133×13.5 The AMD Athlon XP processor 2100+ operates at a frequency of   1.73GHz or   133X13 The AMD Athlon XP processor 2000+ operates at a frequency of   1.67GHz or   133×12.5 The AMD Athlon XP processor 1900+ operates at a frequency of   1.60GHz or   133X12 The AMD Athlon XP processor 1800+ operate