HGST SATA Hard Drive HDD HTS721010A9E630

Specifications

• Interface : SATA 6Gb/s
• Capacity (GB) : 1TB
• Sector size (variable, Bytes/sector) : 512e
• Recording zones : 30
• Max Areal Density (Gbits/sq. in.) : 676

Performance

• Data Buffer (MB) : 32
• Rotational Speed (RPM) : 7200
• Latency Average (ms) : 4.2
• Media transfer rate (Mbits/sec, max) : 1284
• Interface transfer rate (MB/sec, max) : 600
• Seek Time (read, ms, typical) : 12
• Seek time: Track to track (typical) ms (read) : 1
• Seek time: Full Stroke (typical) ms (read) : 20

Reliability

• Power on hours (POH) per month : 730
• Load/Unload Cycles : 600,000
• Availability (hrs/day x days/wk) : 24x7

Acoustics

• Idle (Bels): 2.5
• Acoustics - Seek : 2.7

Power

• Requirement : +5VDC (+-5%)
• Startup (W, peak, max) : 5.5
• Read/Write (W, avg) : 1.8
• Low power idle (W, avg)N/AStandby (W, avg) : 0.2
• Seek (W, avg) : 2.1
• Active Idle (W, avg)N/APerformance Idle (W, avg) : 1.7
• Idle (W, average)Sleep (W) : 0.1