The Lenovo Yoga 2 has a better storage medium than most notebook PCs of a comparable spec and age to it. This portable PC has an HDD storage medium, whereas most portable PCs that have been available for a comparable time to it have an SSD storage medium. HDD is a traditional storage drive which stores the information on magnetic disks. HDD drives are slower than other forms of storage such as solid state drives (SSD) and flash drives.
This notebook PC's storage medium (HDD) is actually the worst storage medium across all laptops that have been available for around the same time as the Yoga 2.
Across similar types of notebook PC the best storage medium is SSD.