The X550LDV supports a faster memory clock speeds supported by processor than most portable PCs that have been around for more than two years. This Asus notebook PC supports a 1,600MHz processor memory clock speed, whereas most portable PCs that were released more than two years ago support a 133MHz processor memory clock speed. In addition, this notebook 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 across all notebook PCs of a comparable type and age to the X550LDV.
Across comparable types of laptop the worst supported memory clock speeds supported by processor is 133MHz.