The Acer Aspire R7-572G supports a 1,600MHz processor memory clock speed which is faster than most comparable spec laptops that came out around the same time as it. Most 2 in 1 laptops that have been available for a similar time to it support a 133MHz processor memory clock speed. This Acer laptop also 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 notebook PCs of this spec and age.
A 133MHz processor memory clock speed is the worst supported memory clock speeds supported by processor amongst similar types of laptop.