The DELL Vostro 3560 supports a 1,600MHz processor memory clock speed which is faster than most laptops that were released around the same time as it. Most medium processor core notebook PCs that are a similar age to it support a 133MHz processor memory clock speed. In addition, this 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 of a similar type and age to the Vostro 3560.
The worst supported memory clock speeds supported by processor amongst similar types of notebook PC is 133MHz.