The ZBook 17 G2 has an SSD storage medium which is better than the HDD storage medium found on most notebook PCs of this age and spec. 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 portable PC's storage medium (SSD) is actually the best storage medium across all comparable spec portable PCs that have been available for more than a year.
Across comparable types of portable PC the worst storage medium is HDD.
We think you might also be interested in some of the other laptops that have an SSD storage media currently available including the Lenovo Y50[plb_2479134_price], the DELL Precision M4800[plb_2527995_price], or the HP Omen[plb_2709272_price] which is cheaper.