HAMR is the next significant innovation to increase “areal density”—the amount of data stored on a disk. HAMR will fuel hard drive product development and growth through the next decade.

HAMR uses this property of magnetic materials to its advantage. A tiny laser within the hard drive temporarily spot-heats the area being written, so that it briefly reaches a temperature where …

Jan 7, 2026 · Seagate targets full-scale 40TB HAMR Mozaic 4+ drive production in H1 2026 as the HAMR market grows fast. Learn more about STX stock here.

Dec 18, 2024 · HAMR technology revolutionizes data storage in hard disk drives. Heat-assisted magnetic recording (HAMR) allows for smaller, more densely packed data bits on disk platters, …

May 23, 2025 · After more than 20 years of development and $1 billion in R&D investment, HAMR is now a mature, manufacturable technology. It relies on integrated lasers to heat the magnetic …

2 days ago · The Air Force dropped the mandatory 2-mile run from its fitness test. See the new HAMR option and how this differs from Space Force standards.

Jan 5, 2026 · In recent months, Seagate Technology Holdings has reported stronger demand from AI-driven data centers and social media video platforms, underpinned by its HAMR …

Future areal density growth will depend on the further development of HAMR as well as new technologies such as next generation TDMR and heated dot magnetic recording.

Feb 14, 2025 · Western Digital's first HAMR-based HDDs will be introduced sometime in 2026, with a 36TB capacity for conventional magnetic recording (CMR) and a 44TB capacity for …

Jan 7, 2026 · The Air Force’s new physical fitness assessments will start counting sooner than originally planned, and the service will give airmen another option for how they perform their …