However, that’s not nearly as fast as hard drives can go.

Higher-end drives easily exceed 200 MB/s when it comes to sequentialread and write speeds.

10,000 RPM mechanical hard drives often have sustained transfer rates around the 250 MB/s mark.

Mechanical hard drives with the covers removed and disks exposed.

kckate16/Shutterstock.com

Best of all, it doesn’t seem engineers and scientists have reached the limit of HDD technology either.

Of course, we’re talking about the capacities of single-drive units that anyone can buy off the shelf.

In May of 2022, Western Digital announced26TB hard drives.

Seagate Mach 2 Drive Illustration

Seagate

Seagate announced 30TB drives slated for 2023, and50TB+drives slated for 2026.

Related:What Is Mean Time Between Failures (MTBF) in Hard Drives?

Recovering data from a mechanical disk platter in afailed drivemay be possible when a failed SSD is unreadable.

Seagate 2021 Roadmap Showing 120TB Future Drives

Seagate

These drives contain a small amount of fast flash memory that acts as a data cache.

The main place we’ve seen such drives disappear are in mobile devices such as laptops.