General Features Of The Drive - Hitachi 7K400 - Deskstar Hard Drive Specifications

2.0 General features of the drive

• Formatted capacities of 400 GB
• Spindle speeds of 7200 RPM
• Fluid Dynamic Bearing motor
• Enhanced IDE interface / Serial ATA interface
• Sector format of 512 bytes/sector
• Closed-loop actuator servo
• Load/Unload mechanism, non head disk contact start/stop
• Automatic Actuator lock
• Interleave factor 1:1
• Seek time of 8.5 ms in Read Operation 9.2ms Write Operation typical (without Command Overhead)
• Sector Buffer size 8192 KB (Upper 271 KB is used for firmware)
• Ring buffer implementation
• Write Cache
• Queued feature support
• Advanced ECC On The Fly (EOF)
• Automatic Error Recovery procedures for read and write commands
• Self Diagnostics on Power on and resident diagnostics
• PIO Register/Data Transfer Mode 4 (16.6 MB/s)
• DMA Data Transfer
• Multiword mode Mode 2 (16.6 MB/s)
• Ultra DMA
• Serial ATA Data Transfer1.5Gbps
• CHS and LBA mode
• Power saving modes/Low RPM idle mode (APM)
• S.M.A.R.T. (Self Monitoring and Analysis Reporting Technology)
• Support security feature
• Quiet Seek mode (AAM)
• 48-bit addressing feature
• Adaptive BPI
• RVS (Rotational Vibration Safeguard)
• ATA - 7 compliant
• UDMA 133 support
• Streaming feature set support
• World Wide Name
Mode 6 (133 MB/s)
Deskstar 7K400 Hard Disk Drive specification
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