Western Digital Xe, 300GB, SAS 6Gbps
Contents
1. WD Xe Datacenter Hard Drives WD Xe SAS hard drives provide up to 900 GB of high performance storage suitable for both enterprise server and enterprise storage applications The ultra fast 6 Gb s SAS interface enables optimum data reliability availability and scalability In an environment where space and power are limited the WD Xe drives are an effective solution for high performance computing solutions such as power constrained data centers database transaction processing and rack tower and blade servers INTERFACE SAS 6 Gb s MODEL NUMBERS WD9001BKHG WD4501BKHG WD6001BKHG WD3001BKHG Product Benefits Ultra fast SAS storage WD Xe delivers 6 Gb s transfer rates sustained sequential data rates up to 204 MB s and a fast average read seek time of 3 6 ms Industry s highest reliability rating 2 million hours MTBF Low power consumption This 2 5 inch SAS drive requires less than 8 watts to operate Applications WIDTH HEIGHT 2 5 inch 0 6 inch Ultra cool operation The small form factor 70 percent smaller than 3 5 inch drives allows more system airflow resulting in lower cooling costs Dual port full duplex connectivity Offers higher reliability performance and data availability by eliminating single points of failure designed for high availability mission critical enterprise systems Performance servers Database OLIP high performance computing Performance storage Data cent2. marks may be mentioned herein that belong to other companies Product specifications subject to change without notice 2013 Western Digital Technologies Inc All rights reserved 2879 771429 A01 May 2013
3. 3 Reliability Data Integrity Load unload cycles 600 000 600 000 600 000 600 000 Non recoverable read errors per bits read lt 10 in 107 lt 10 in 107 lt 10 in 107 lt 10 in 107 MTBF hours 2 000 000 2 000 000 2 000 000 2 000 000 Limited warranty years 5 5 5 5 Power Management 12VDC A max 1 450 1 450 1 450 1 450 Average power requirements W Sequential read 7 0 7 0 7 0 7 0 Sequential write D3 5 3 5 9 D9 Random read write 6 4 6 4 6 4 6 4 Idle 5 2 5 2 5 2 5 2 Environmental Specifications Temperature C Operating 5 to 55 5 to 55 5 to 55 5 to 55 Non operating 40 to 70 40 to 70 40 to 70 40 to 70 Shock Gs Operating 2 ms read write 30 30 30 30 Operating 2 ms read 65 65 65 65 Non operating 2 ms 300 300 300 300 Acoustics dBA Idle 30 30 30 30 Seek average 37 37 37 37 Physical Dimensions Height in mm max 0 59 15 0 59 15 0 59 15 0 59 15 Length in mm max 3 94 100 3 94 100 3 94 100 3 94 100 Width in mm 01 in 2 75 69 85 2 75 69 85 2 75 69 85 2 75 69 85 Weight Ib kg 10 0 51 0 23 0 51 0 23 0 51 0 23 0 51 0 23 1 As used fo storage capacity one megabyte MB one million bytes one gigabyte GB one billion bytes and one terabyte TB one trillion bytes Total accessible capacity varies depending on operating environment As used for buffer or cache one megabyte MB 1 048 576 bytes As used for transfer rate or interface megabyte per second MB s one million bytes per second an
4. d gigabit per second Gb s one billion bits per second Effective maximum SAS 6 Gb s transfer rate calculated according to the SAS specification published by the INCITS T10 organization as of the date of this specification sheet Visit www t1 O org for details 2 WD har A Controlled unload at ambient condition 100 workload at 50 C on base casti g 5 No non recoverable errors uring operating tests or after non operating tests Sound power level Western Digital 3355 Michelson Drive Suite 100 Irvine California 92612 The term of the limited warranty may vary by region Visit http support wd com warranty for details For service and literature http support wd com www wd com U S A 800 ASK 4WDC 800 275 4932 North America 800 832 4778 Spanish 800 6008 6008 Asia Pacific 00800 27549338 Europe 31 880062100 toll free where available Europe Middle East Africa drive products manufactured and sold worldwide after June 8 2011 meet or exceed Restriction of Hazardous Substances ROHS compliance requirements as mandated by the RoHS Directive 2011 65 EU Compatible with Windows 8 Compatible Canada ICES 003 Class B NMB 003 Classe B Western Digital WD and the WD logo are registered trademarks in the U S and other countries and WD Xe RAFF No Touch and FIT Lab are trademarks of Western Digital Technologies Inc Other
5. ers and NAS arrays Performance g gt ROTATIONAL SPEED 10 000 RPM Rotary Acceleration Feed Forward RAFF Optimizes operation and performance when the drives are used in vibration prone multi drive chassis NoTouch ramp load technology The recording head never touches the disk media ensuring significantly less wear to the recording head and media as well as better drive protection in transit CAPACITIES 300 450 600 and 900 GB Note Not all products may be available in all regions of the world Environmentally conscious In addition to being ROHS compliant these drives are built with halogen reduced components 5 year limited warranty WD Xe Specifications 900 GB 600 GB 450 GB 300 GB Model number WD9001 BKHG WD6001 BKHG WD4501BKHG WD3001BKHG Interface SAS 6 Gb s SAS 6 Gb s SAS 6 Gb s SAS 6 Gb s Formatted capacity 900 GB 600 GB 450 GB 300 GB User sectors per drive 1 758 174 768 1 172 123 568 879 097 968 586 072 368 SCSI command queuing Yes Yes Yes Yes Form factor 2 5 inch 2 5 inch 2 5 inch 2 5 inch RoHS compliant Yes Yes Yes Yes Performance Data transfer rate max Buffer to host 6 Gb s 6 Gb s 6 Gb s 6 Gb s Host to from drive sustained 204 MB s 204 MB s 204 MB s 204 MB s Cache MB 32 32 32 32 Rotational soeed RPM 10 000 10 000 10 000 10 000 Average drive ready time sec 13 13 13 1
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