The Macbook Pro Mid 2012 has a better storage medium than most notebook PCs of a comparable age and spec to it. This Apple laptop has an HDD storage media, whereas most MacBooks that were released more than two years ago have an SSD storage media. 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 laptop's storage medium (HDD) is actually the worst storage medium amongst all portable PCs that were released more than two years ago.
Amongst comparable types of laptop the best storage medium is SSD.