The Sony VAIO Pro 11 SVP11213CX supports a 1,600MHz processor memory clock speed which is faster than most ultrabooks that are a similar age to it. Most notebook PCs of a similar type and age to it support a 133MHz processor memory clock speed. In addition, this notebook PC supports 1 and 333MHz processor memory clock speeds.
This laptop's memory clock speeds supported by processor (1,600MHz) is in fact the best supported memory clock speeds supported by processor across all portable PCs of this age and spec.
Across comparable types of laptop the worst supported memory clock speeds supported by processor is 133MHz.