The Lenovo Y50 has a better storage medium than most many processor core portable PCs that came out more than two years ago. This Lenovo laptop has an SSD storage medium, whereas most portable PCs that have been around for a comparable time to it have an HDD storage medium. Solid State Drives (SSD) store data in semiconductors on a circuit board rather than using magnetic or optical media. Solid State Drives have no moving parts which makes them very fast and reliable.
This notebook PC's storage medium (SSD) is actually the best storage medium across all similar spec notebook PCs that have been on the market for a comparable time to the Y50.
The worst storage medium across comparable types of notebook PC is HDD.
If the storage medium of this many processor core laptop is too bad for you then you might also want to look at the ZBook 15 (SSD and cheaper), the ZBook 17 (SSD and cheaper), or the ZBook 15 (SSD and cheaper) all from HP.