The Envy Touchsmart 17-j130us supports a faster memory clock speeds supported by processor than most portable PCs of this type and age. This portable PC supports a 1,600MHz processor memory clock speed, whereas most many processor core portable PCs that were released around the same time as it support a 133MHz processor memory clock speed. This HP portable PC also supports 1 and 333MHz processor memory clock speeds.
A 1,600MHz processor memory clock speed is in fact the best supported memory clock speeds supported by processor across all laptops that have been around for a similar time to the Envy Touchsmart 17-j130us.
The worst supported memory clock speeds supported by processor amongst comparable types of notebook PC is 133MHz.