The HP ENVY TouchSmart 17-j157cl supports a faster memory clock speeds supported by processor than most many processor core portable PCs that came out around the same time as it. This HP laptop supports a 1,600MHz processor memory clock speed, whereas most portable PCs of a comparable type and age to it support a 133MHz processor memory clock speed. In addition, this HP notebook PC 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 amongst all portable PCs that have been available for a comparable time to the ENVY TouchSmart 17-j157cl.
Amongst similar types of notebook PC the worst supported memory clock speeds supported by processor is 133MHz.