s842 sas highlights ? mlc nand flash for ultra-high performance and endurance ? highest levels of throughput and low latencies, even under raid5 deployments ? up to 2x the endurance levels seen with competitive sas or sata applications/environments ? enterprise-class servers and high performance computing ? space and/or power constrained environments ? online transaction processing (oltp) ? financial and e-commerce ? database analytics ? cloud data center servers enterprise solid-state drives high performance, reliability and endurance in todays economy, time is moneyand accelerating access to data is a proven success formula for enterprises and service providers worldwide. the s842 sas ssd is purpose-built for enterprise environments, cloud data center servers and storage solutions, taking capacity, reliability and endurance to the next level to deliver superior application performance for all real-world workloads. with up to 2tb capacity, the s842 ssds ofer high capacity in a compact 2.5 sas enclosure. in addition to their world-class performance, the s842 sas ssd is the most reliable, longest lasting ssd solution now available for the enterprise market. based on fourth- generation hgst patented ssd controller technology, the s842 delivers the best performance, endurance (i.e., device lifetimes) and reliability that is unmatched in the industry. hgst enterprise storage experience hgst leverages decades of proven enterprise storage expertise in serial attached scsi (sas) design, reliability, firmware, customer qualification and system integration to the s842 solid-state drive (ssd). the synergistic relationship between hgsts new throughput-enhancing ssds and traditional hdds provides cost efective, end- to-end enterprise-class storage solutions, delivering reliability, compatibility, capacity, cost and system performance. this combination makes hgst a leading ssd/hdd provider with the experience and technology needed to meet escalating reliability, endurance and performance in the most demanding enterprise environments. 2000gb, 1600gb, 800gb, 400gb and 200gb mlc | 2.5-inch sff | sas 6gb/s hgst quality and service hgsts s842 family extends the companys long- standing tradition of performance and reliability leadership. a balanced combination of new and proven technologies enables high reliability and availability to customer data. hgst drives are backed by an array of technical support and services, which may include customer and integration assistance. hgst is dedicated to providing a complete portfolio of ssd/hdd solutions to satisfy todays monumental computing needs. information & technical support www.hgst.com www.hgst.com/partners north america support_usa@hgst.com +1 888 426-5214 +1 408 717-8087 asia pacific support_ap@hgst.com +65 6840 9595 emea and uk support_uk@hgst.com +44 20 7133 0032 germany support_uk@hgst.com +49 6929 993601 partners first program support channelpartners@hgst.com data sheet
features & benefits specifications model / part no. s842e2000m2 / 0t00163 S842E1600M2 / 0t00158 s842e800m2 / 0t00191 s842e400m2 / 0t00177 s842e200m2 / 0t00169 configuration interface sas 6gb/s capacity (gb 1 ) at 512 bytes/sector 2000 / 1600 / 800 / 400 / 200 form factor 2.5-inch flash memory technology multi level cell (mlc) performance read throughput (max mb/s, sequential 64k) 520 / 520 / 530 / 530 / 530 write throughput (max mb/s, sequential 64k) 295 / 295 / 440 / 380 / 380 read iops (max iops, random 4k) 65,000 / 78,000 / 85,000 / 84,000 / 84,000 write iops (max iops, random 4k) 6,000 / 12,000 / 17,500 / 34,000 / 28,500 reliability mtbf 2 (m hours) 2.0 endurance (dw/d for up to 5 years) 14 / 30 / 25 / 40 / 40 lifetime pb 1 written (max pbw, random) 52 / 87 / 31 / 30 / 15 power requirement (w) 9 / 9 / 9 / 12 / 12 physical z-height (mm) 15.0 dimensions (width x depth, mm) 69.8 x 100.2 environmental (operating) ambient temperature 0o to 60o c s842 sas data sheet enterprise solid-state drives feature / function benefits serial attached scsi (sas) interface in a 2.5-inch form factor industrys gold standard for enterprise performance ssds supporting servers and tier-0 storage applications high performance random transactional performance exceeds 85,000 sustained iops, with sustained random or sequential large block transfers up to 530mb/s power/performance eficiency a single s842 sas ssd replaces large numbers of enterprise hdds while delivering superior performance and data persistence, instant backup and recovery in the event of an unplanned power failure secure array of flash elements ? (safe) technology provides the ability to recover from nand flash page, block, die and chip failures, and maximizes the mean time between failure (mtbf) and mean time to data loss (mttdl) cellcare ? technology extends the life of flash media to delier enterprise-class endurance through advanced signal processing and adaptive flash management algorithms ? 2014-2015 hgst, a western digital company, 3403 yerba buena road, san jose, ca 95135 usa. produced in the united states 9/14, revised 8/15. all rights reserved. cellcare is a registered trademark, and secure array of flash elements is a trademark, of hgst, inc. and its afiliates in the united states and/or other countries. hgst trademarks are intended and authorized for use only in countries and jurisdictions in which hgst has obtained the rights to use, market and advertise the brand. contact hgst for additional information. hgst shall not be liable to third parties for unauthorized use of this document or unauthorized use of its trademarks. references in this publication to hgsts products, programs or services do not imply that hgst intends to make these available in all countries in which it operates. product specifications provided are sample specifications and do not constitute a warranty. information is true as of the date of publication and is subject to change. actual specifications for unique part numbers may vary. please visit the support section of our website www.hgst.com/support for additional information on product specifications. photographs may show design models. ds21-en-us-0815-02 1 one gigabyte (gb) is equal to one billion bytes, one terabyte (tb) is equal to 1,000gb (one trillion bytes), and one petabyte (pb) is equal to 1,000tb (one quadrillion bytes) when referring to solid-state drive or hard drive capacity. accessible capacity will vary from the stated capacity due to formatting and partitioning of the drive, the computers operating system, and other factors. 2 mtbf and afr targets are based on a sample population and are estimated by statistical measurements and acceleration algorithms under median operating conditions. mtbf and afr ratings do not predict an individual drives reliability and do not constitute a warranty. product name
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