The HGST Ultrastar™ 7K3000 is the world’s first and only 7200 RPM hard drive rated at 2.0 million hours MTBF and backed by a five-year limited warranty. The Ultrastar 7K3000 represents the fifth-generation HGST 5-platter mechanical design, first introduced in 2004, and has been field proven by top server and storage OEMs as well as leading Internet giants. When the highest quality and reliability are a top requirement, customer field data proves that the Ultrastar 7K3000 delivers by reducing downtime, eliminating service calls and keeping TCO to a minimum. Engineered for the highest reliability, the Ultrastar 7K3000 is not only put through grueling design tests during development but must also pass stringent ongoing reliability testing during manufacturing. Across the entire Ultrastar family, world-class quality control, combined with scientific root-cause analysis and multi-faceted corrective actions, ensure that HGST remains the recognized leader in quality and reliability for enterprise-class hard drives.

	SATA models	SAS models
Model(s)	HUA723030ALA640 HUA723030ALA641 HUA723020ALA640 HUA723020ALA641	HUS723030ALS640 HUS723030ALS641 HUS723020ALS640 HUS723020ALS641
Interface	SATA 6Gb/s	SAS 6Gb/s
Capacity (GB)	3TB / 2TB	3TB / 2TB
Sector size (variable, Bytes/sector)	512	512 / 520 / 528
Max Areal Density (Gbits/sq. in.)	369 / 360	369 / 360
Performance
Data Buffer (MB)	64	64
Rotational Speed (RPM)	7200	7200
Interface transfer rate (MB/sec, max)	600	600
Sustained transfer rate (MB/sec, typ.)	152	152
Seek Time (read, ms, typical)	8.2	8.2
Reliability
Error Rate (non-recoverable, bits read)	1 in 1015	1 in 1015
MTBF (M hours)	2.0	2.0
Load/Unload Cycles	600,000
Availability (hrs/day x days/wk)	24x7	24x7
Acoustics
Idle (Bels)	2.9
Power
Requirement	+5 VDC (+/-5%) +12 VDC (+10%/-8%)	+5 VDC (+/-5%) +12 VDC (+10%/-8%)
Requirement: Start-up (W, peak, max)	1.2 (+5V), 2.0 (+12V)	0.56A (+5V), 1.81A (+12V)
Requirement: Read/Write (W, avg)	11.3	10.4
Unload Idle (W)	5.6	6.1
Physical size
Z-Height (mm)	26.1	26.1
Dimensions (width x depth, mm)	101.6 (+/-0.25) x 147	101.6 (+/-0.25) x 147
Weight (g, max)	690	690
Environmental (operating)
Ambient temperature	5º to 60º C	5º to 60º C
Shock (half-sine wave)	70	70
Vibration (5 to 500 Hz)	0.67 (XYZ)	0.67 (XYZ)
Environmental (non-operating)
Ambient temperature	-40º to 70º C	-40º to 70º C
Shock (half-sine wave)	300	300