"As you may have noticed the launch also include new naming, and more specifically a new naming strategy. The model name is no longer a match of the actual clock rate of the CPU. The Athlon XP 1800 is actually a 1.53 GHz Palomino, and the Athlon XP 1500 is a 1.33 GHz Palomino. The new naming is intended to steer people away from concentrating too much on the actual MHz and GHz figures - and focus more on actual performance."
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