HGST s841 2TB
Contents
1. 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 Features and Benefits Performance 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 Data Sheet S841 SAS SSD Enterprise Solid State Drives Performance and Capacity for the Data Center Accelerating access to data is a proven success formula for enterprises and service providers worldwide The s841SAS 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 offers capacities for today s sweet spot 800GB and 400GB With sustained IOPs of up to 83 200 read and 16 200 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 efficiency Endurance Through Inn2. Write IOPS max IOPS Rnd 4k Reliability Error rate non recoverable bits read MTBF M hours Availability hrs day x days wk Endurance max PB Rnd write Power Requirement Operating W typical Physical size z height mm Dimensions width x depth mm Weight g max Environmental operating Case temperature Shock half sine wave Vibration random G RMS 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 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 drive s reliability MTBF does not constitute a warranty 2014 HGST Inc 3403 Yerba Buena Road San Jose CA 95135 USA Produced in the United States 11 13 All rights reserved S841 SAS SSD 2000GB 2TB HS8422T2TASS6O0 OT00166 800GB HS8422T80ASS600 OTO0197 400GB HS8404040ASS600 OT00183 SAS 6Gb s 2000 800 400 2 5 Multi Level Cell CcMLC 520 525 525 345 395 360 63 000 83 200 70 000 5 300 16 200 30 800 1 in 10 2 0 24x1 25 16K 14 4 8K 7 2 4K 5 VDC 5 12 VDC 5 12 9 9 15 0 69 8 x 100 2 lt 4
3. 00g 0 to 60 C 150G 1 0ms 2 00 10 to 500 Hz 2000GB recommended for Read Intensive applications 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 HGST s 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 HGST a Western Digital company DSO16 EN US 1213 08
4. ovation 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 HGST s 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 Benefits 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 Capacity 2000 800 400 GB capacity More capacity for less space and power Reliability 2M Hours MTBF Reduced field replacement effort 1E 17 bit error rate Enhanced error detection and correction for optimal data integrity Power loss data management Assures data integrity d
5. uring power failure Unlimited reads up to 25 PB writes 2000 GB Maximum endurance over the life of SSD Integration HDD architecture commonality Extensive interoperability and compliance testing s841 HGST a Western Digital company 400 800 2000GB cMLC HOST 2 5 inch SFF SAS 6Gb s S HGST quality and service HGST s s841 family extends the company s 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 today s monumental computing needs Information and Technical Support www hgst com Main Web site www hgst com partners Partner Web site North America support_usa hgst com Toll free 1 888 426 5214 Direct 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 Program Support Partners First Program channelpartners hgst com Specifications Model Part Configuration Interface Capacity GB at 512 Bytes sector Form factor Flash memory technology Performance Read Throughput max MB s Seq 64k Write Throughput max MB s Seq 64k Read IOPS max IOPS Rnd 4k
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