The Latitude 6430u supports a faster memory clock speeds supported by processor than most similar spec portable PCs that have been available for a comparable time to it. This DELL laptop supports a 1,600MHz processor memory clock speed, whereas most ultrabooks that were released more than two years ago support a 133MHz processor memory clock speed. In addition, this DELL notebook PC supports 1 and 333MHz processor memory clock speeds.
A 1,600MHz processor memory clock speed is actually the best supported memory clock speeds supported by processor across all ultrabooks that have been on the market for more than two years.
The worst supported memory clock speeds supported by processor across comparable types of laptop is 133MHz.