Circular recording path on a magnetic platter.

Small addressable region of a magnetic disk.

Longitudinal magnetic recording.

Perpendicular magnetic recording.

Microwave-assisted magnetic recording technology.

Heat-assisted magnetic recording for high-density hard drives.

Conventional magnetic recording technology.

Shingled magnetic recording technology.

Enterprise hard drive rotating at 15,000 RPM.

High-speed hard drive rotating at 10,000 RPM.