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HGST First One at 1.5TB in Standard 9.5mm 2.5-Inch Internal HDD

With three platters

HGST is offering the highest storage density (MB/mm3). The new  is the first 9.5mm, 1.5TB mobile HDD and features the highest capacity in a standard 9.5mm design.

         Three-, two- and one-platter mobile HDDs
hgst_travelstar_5k1500

It delivers high shock protection, low power and performance to meet the demands for segments including notebooks, external HDDs, gaming consoles and all-in-one desktop PCs.

The three-platter unit offers 50% more capacity than currently shipping 1TB 2.5-inch 9.5mm HDDs and 200% more capacity than single-disk 500GB 7mm or 5mm 2.5-inch HDDs, making them for capacity-hungry devices. With better PCMark Vantage and PCMark 7 performance than currently shipping two-platter HGST 5,400rpm models, all Travelstar 5K1500 drives ship with a 32MB cache buffer and 6Gbps SATA interface.

Smaller than current 15mm or 12.5mm 2.5-inch HDDs, the Travelstar 5K1500 drive features a standard 9.5mm form factor for simple integration into many traditional system designs. This allows OEMs and system integrators to take advantage of its capacity, 0.5 watt low power idle and 5,400rpm performance to deliver new high-capacity, power-efficient systems for longer battery life in notebooks and other unplugged applications.

With 2.5 bels idle, the 1.5TB Travelstar 5K1500 drive is also quiet. The family offers the best operating shock at 400G/2ms and non-operating shock at 1000G/1ms to protect against bumps and rough handling in mobile environments.

A dual stage actuator is included for track miss registration improvements for greater data integrity and reliability. All Travelstar drives use halogen-free components to support the ‘green’ computing initiatives.

"Contrary to popular belief, the mobile HDD market is not being replaced by SSDs. We continue to invest in and serve both the traditional 9.5mm and 7mm thin and light HDD mobile markets as they offer the best cost-per-GB, performance and proven product reliability for high-capacity, mainstream, Ultrabook and A/V content creation notebook markets," said Brendan Collins, VP of product marketing at HGST. "HGST continues to have a strong share in the 2.5-inch market and the new Travelstar 5K1500 HDD is the latest addition to our broad line of 5,400 and 7,200 RPM 2.5-inch drives, giving OEMs, ODMs and integrators an opportunity to grow and differentiate their product lines."

"The PC continues to be an important productivity platform for content creators, who represent an echelon of users that value high-capacity portable storage," said John Rydning, research VP for HDD drives at IDC. "HGST’s new mobile 1.5TB HDD drive in a standard form factor for notebook PCs provides the highest capacity solution available today for users seeking more storage capacity inside their notebook PC."

The 1.5TB Travelstar 5K1500 is also available in an Enhanced Availability (EA) model, which brings together features such as high capacity, durability and low power for blade servers, network routers, video surveillance and other systems needing 24×7 access to data. The drive helps system designers, integrators and IT managers build and maintain their storage systems, achieving greater storage density in the same 2.5-inch footprint, while maximizing performance, and improving data integrity in ‘always-on’ applications in lower-transaction environments.

Travelstar 5K1500 drives are expected to ship in June. The EA model, and the optional self-encrypting model, which is designed to meet the Trusted Computer Group (TCG) Opal Storage Security specification, are expected to be available in 3Q 2013.

Comments

HGST is the only company that was able to pack 1.5TB in a standard 2.5-inch form factor. It's an incredible technological feat to assemble three disk platters and six heads, one on the others, in a volume only 9.5mm height, including the protecting case. Inside, it probably has no more room to put a hair.

Up to now, all the competitors (Seagate, Toshiba) and HGST's sister company WD offer only 1TB with two disks in this form factor.

500GB disks per platters used here are there since around two years and nobody could increase this capacity with a higher areal density. It's a long time in an industry that was historically doubling this figure each two years.

Jerry Kagele, senior VP and WW sales at HGST said to StorageNewsletter.com that next step for his company will be 2TB with three 2.5-inch platters at 666GB each, using current PMR technology. But then he thinks that new shingled magnetic recording (SMR), succeeding PMR, will be needed to get 1TB/disk and will reach the market in 18 to 24 months as it needs a lot of investments, especially completely new disks and heads. Then HGST will push bit-patterned media followed by heat-assisted magnetic recording (HAMR). This roadmap is roughly the same for all HDD makers.

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