The TravelMate TMP645 supports a 1,600MHz processor memory clock speed which is faster than most portable PCs that have been around for more than two years. Most notebook PCs of a similar age and spec to it support a 133MHz processor memory clock speed. This notebook PC also supports 1 and 333MHz processor memory clock speeds.
This notebook PC's memory clock speeds supported by processor (1,600MHz) is in fact the best supported memory clock speeds supported by processor across all laptops of a similar spec and age to the TravelMate TMP645.
Across comparable types of notebook PC the worst supported memory clock speeds supported by processor is 133MHz.