Western Digital Ultrastar DC HC310 Specifications page 17

2 General Features
 Data capacities of 4TB, 6TB
 Spindle speed 7200 RPM
 Fluid dynamic bearing motor
 Dual stage actuator
 Closed-loop actuator servo
 Load/unload mechanism, non-head disk contact start/stop
 Automatic actuator lock
 Write cache
 Power saving modes/low RPM idle mode (APM)
 S.M.A.R.T. (Self-Monitoring and Analysis Reporting Technology)
 Adaptive zone formatting
 RVS (Rotational Vibration Safeguard)
 Sector buffer size of 256MiB
 Seek time of 8.0ms in read operation (without command overhead)
 Segmented buffer implementation
 Automatic error recovery procedures for read and write commands
 Automatic defect reallocation
 Power Disable
 PSID support
 Sector format of 512 bytes/sector, 4096 bytes/sector
 Native command queuing support
 Self-diagnostics
 Serial ATA data transfer 6/3Gbps
 CHS and LBA modes
 Security feature support
 48 bit addressing feature
 SATA 3.2 compliant with optional SATA 3.3 Power Disable Feature support
 Full disk encryption support (specific models only)
Western Digital Hard Disk Drive OEM Specification
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