The HP Pavilion 15 supports a 1,600MHz processor memory clock speed which is faster than most medium processor core notebook PCs that have been available for a comparable time to it. Most notebook PCs of this spec and age support a 133MHz processor memory clock speed. This notebook PC also supports 1 and 333MHz processor memory clock speeds.
This portable PC's memory clock speeds supported by processor (1,600MHz) is in fact the best supported memory clock speeds supported by processor amongst all similar spec laptops that were released around the same time as the Pavilion 15.
Amongst similar types of portable PC the worst supported memory clock speeds supported by processor is 133MHz.