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Forward-looking: While most shoppers are switching to ever-faster solid-state drives, some producers have spent the previous couple of years pushing the bounds of hard drive capability. Climbing over the 30TB mark requires new expertise, which Seagate thinks will likely be prepared later this 12 months.
In a convention name this week, Seagate provided new particulars on its progress in bringing hard drives exceeding 30TB to the enterprise and client markets late this 12 months. The first publicly-available drive utilizing HAMR expertise will maintain 32TB, and the corporate plans to progressively increase that capability quickly after.
Maximum-size HAMR drives will encompass 10 platters, every platter on the 32TB mannequin containing 3.2TB. HAMR expertise will enable Seagate to steadily improve every platter’s capability, first to 3.6TB for a 36TB drive, then to 4TB for a 40TB drive. The firm is presently testing 5TB platters which ought to make 50TB HDDs attainable.
The technique will lower your expenses as a result of Seagate will likely be ready to supply bigger drives with out including platters, limiting the rise of their bodily dimension. Releasing HAMR merchandise with fewer platters additionally permits for extra compact drives that also maintain large quantities of information. The largest drives will most likely be virtually solely for cloud knowledge heart purchasers, with decrease tiers going to shoppers. The expertise may improve Seagate’s earnings whereas spending some financial savings to prospects.
Heat-Assisted Magnetic Recording (HAMR) briefly heats components of every platter to improve the density of saved knowledge whereas sustaining thermal and magnetic stability. Seagate is absolutely transitioning to the brand new tech whereas stopping conventional Perpendicular or Conventional Magnetic Recording (PRM/CMR) growth at 2.4TB per platter.
The firm’s currently-available IronWolf Pro HDDs attain a most capability of 22TB, however a 24TB HDD is coming later this 12 months, which will likely be Seagate’s ultimate PMR drive. There will likely be a 28TB mannequin utilizing Shingled Magnetic Recording, however every thing past that will likely be HAMR.
Western Digital can also be utilizing HAMR to push towards 30TB and 40TB on a timeline related to Seagate’s, nevertheless it’s utilizing stepping stones like OptiNAND to get there. In prior convention calls, Seagate mentioned it goals to launch 40TB HAMR drives subsequent 12 months or in 2025, with 50TB variants accessible in 2026. Earlier roadmaps set a aim of reaching 100TB by the top of the last decade.
…. to be continued
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