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Hitachi HDS722020ALA330 with Firmware JKAOA20N Information

Common characteristics
ManufacturerHitachi
ModelHitachi HDS722020ALA330
Capacity1.8 TB
InterfaceSATA
SATA version2.6
Form-factor3.5"
FirmwareJKAOA20N
Alternative firmwares6
Firmware upgradesupported
ATA version8 (ACS)
Advanced Formatnot supported
Units tested22
Times tested93
Performance
Maximum interface speed300 MB/s
Maximum buffered read speed255 MB/s
Maximum read speed128 MB/s
Minimum average access time13.34 msec
Cache buffer29.2 MB
Volatile write cachesupported
Read look-aheadsupported
Command Queuing Optimization (NCQ)supported
Advanced Power Management (APM)supported
Acoustic Management (AAM)supported
Rotation rate7200 rpm
Reliability
Count of sensors17
Free-fall Controlnot supported
SCT Transportsupported
Duration of full self test> 255 minutes
Maximum temperature limit70°C (158°F)
Maximum recommended temperature60°C (140°F)
Highest temperature69°C (156°F)
Average highest temperature41°C (105°F)
Security
Drive access restrictionsupported
Enhanced security erasenot supported
Complete destruction of information540 minutes
Instant information destructionnot supported
Hidden partitionsupported
Partition access restrictionsupported
Trusted Computingnot supported