The VAIO Pro 13 SVP13213CX supports a 1,600MHz processor memory clock speed which is faster than most laptops that were released around the same time as it. Most portable PCs of a comparable type and age to it support a 133MHz processor memory clock speed. In addition, this Sony laptop supports 1 and 333MHz processor memory clock speeds.
This notebook 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 launched around the same time as the VAIO Pro 13 SVP13213CX.
The worst supported memory clock speeds supported by processor across similar types of notebook PC is 133MHz.