data sheet s841 sas highlights ? cmlc nand flash for higher roi while delivering high performance and endurance ? 6gb/s sas interface for maximum throughput ? advanced power loss data management technology ? outperforms competitive sata ssds while delivering enterprise endurance applications/environments ? cloud and datacenters ? enterprise-class servers and high performance computing ? space and/or power constrained environments ? web servers ? video on demand, streaming media ? database acceleration/archival storage enterprise solid-state drives endurance through innovation the s841 ssd combines commercial-grade mlc nand flash memory, advanced endurance management firmware and power loss data management techniques to extend reliability, endurance and sustained performance over the life of the ssd. with an mtbf rating of 2m hours, the 2tb model can endure an impressive 25pb of random writes over the life of the drive. hgsts innovative cellcare? technology is key to the s841 endurance success and extends the life of flash media to deliver enterprise-class endurance through advanced signal processing and adaptive flash management algorithms. for complete data protection and reliability, the s841 incorporates extended error correction code (ecc), secure array of flash elements? (safe) technology to protect against flash die failure and an exclusive power loss data management feature using super capacitors. the s841 is also backed by a five-year limited warranty or the maximum petabytes (pb) written (based on capacity). performance and capacity for the data center accelerating access to data is a proven success formula for enterprises and service providers worldwide. the s841 sas ssds from hgst are engineered to take performance to new levels in the data center and eliminate data access bottlenecks. the s841 delivers up to a massive industry-leading 2tb capacity, ideally suited for read- intensive applications, and also ofers capacities for todays sweet-spot, 800gb and 400gb. with sustained iops of up to 83,200 read and 30,800 write, and maximum sequential throughput of 525mb/s read and 395mb/s write, the s841 ssd enables rapid access to hot enterprise data for improved productivity and operational eficiency. 400/800/2000gb | cmlc 2.5-inch sff | sas 6gb/s hgst quality and service hgsts s841 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 hdd/ssd solutions to satisfy todays monumental computing needs. performance capacity reliability integration feature/function ? sas 6gb/s ? cmlc nand flash memory ? up to 525/395 mb/s sequential r/w ? up to 83k / 30k iops random r/w ? 2000gb ? 800gb ? 400gb ? 2m hours mtbf ? 1e-17 bit error rate ? power loss data management ? unlimited reads, up to 25 pb writes (2000 gb) hdd architecture commonality benefit ? 6g active-active dual port for enhanced reliability ? consistent write performance and endurance ? maximum throughput and iops for ultra-fast access to data. ? significantly faster than typical hdd and sata ssd drives more capacity for less space and power ? reduced field replacement efort ? enhanced error detection and correction for optimal data integrity ? assures data integrity during power failure ? maximum endurance over the life of ssd higher reliability increases return on investment. features & benefits
specifications model / part no. hs8422t2tass600 hs8422t80ass600 HS8404040ASS600 0t00166 0t00197 0t00183 configuration interface sas 6gb/s capacity (gb) 1 at 512 bytes/sector 2000gb*/ 800gb / 400gb form factor 2.5 flash memory technology multi level cell (cmlc) performance read throughput (max mb/s, seq.64k) 520/525/525 write throughput (max mb/s, seq 64k) 345/395/360 read iops (max iops, rnd 4k) 63,000/83,200/70,000 write iops (max iops, rnd 4k) 5,300/16,200/30,800 reliability error rate (non-recoverable bits read) 1 in 10 17 mtbf 2 (m hours) 2.0 availability (hrs/day x days/wk) 24x7 endurance (max pb 1 , rnd write) 25 (16k) / 14.4 (8k) / 7.2 (4k) power requirement +5 vdc (+/-5%) +12 vdc (+/-5%) operating (w, typical) 12/9/9 physical size z-height (mm) 15.0 dimensions (width x depth, mm) 69.8 x 100.2 weight (g, max.) <400g environmental (operating) case temperature 0o to 60o c shock (half-sine wave) 150g (1.0ms) vibration, random (g rms) 2.00 (10 to 500 hz) s841 sas data sheet enterprise solid-state drives 1 one gb is equal to one billion bytes, one tb equals 1,000gb (one trillion bytes) and one pb equals 1,000tb (one quadrillion bytes when referring to drive capacity. accessible capacity will vary from the stated capacity due to formatting and partitioning of the drive, the operating system and other factors. 2 mtbf target is based on a sample population and is estimated by statistical measurements and acceleration algorithms under nominal operating conditions. mtbf ratings are not intended to predict an individual drives reliability. mtbf does not constitute a warranty. * 2000gb recommended for read intensive applications ds16-en-us-0815-09 ? 2014-2015 hgst, inc., 3403 yerba buena road, san jose, ca 95135 usa. produced in the united states 11/13, revised 8/15. all rights reserved. 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. other trademarks are the property of their respective companies. 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. please visit the support section of our website, www.hgst.com/support , for additional information on product specifications. photographs may show design models. information & technical support www.hgst.com www.hgst.com/support partners first program channelpartners@hgst.com www.hgst.com/partners product name
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