The Apple MacBook Pro Late 2012 Retina supports a 1,600MHz processor memory clock speed which is faster than most comparable spec laptops that have been available for around the same time as it. Most portable PCs of a similar age and type to it support a 133MHz processor memory clock speed. In addition, this portable 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 MacBooks that have been on the market for more than two years.
The worst supported memory clock speeds supported by processor across similar types of laptop is 133MHz.