The Chromebook C720 supports a faster memory clock speeds supported by processor than most notebook PCs of a similar type and age to it. This Acer portable PC supports a 1,600MHz processor memory clock speed, whereas most laptops of a comparable spec and age to it support a 133MHz processor memory clock speed. This portable PC also supports 1 and 333MHz processor memory clock speeds.
A 1,600MHz processor memory clock speed is actually the best supported memory clock speeds supported by processor across all Chromebooks that have been available for around the same time as the Chromebook C720.
The worst supported memory clock speeds supported by processor amongst comparable types of notebook PC is 133MHz.