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ST9500420AS with Firmware 0002SDM1 Information

Common characteristics
ManufacturerSeagate
ModelST9500420AS
Capacity465.7 GB
InterfaceSATA
SATA version2.6
Firmware0002SDM1
Alternative firmwares11
Firmware upgradesupported
ATA version8 (ACS)
Advanced Formatnot supported
Units tested81
Times tested144
Performance
Maximum speed interface300 MB/s
Buffered read speed176 MB/s
Average read speed97 MB/s
Average access time20.98 msec
Cache buffer16 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 sensors24
Free-fall Controlnot supported
SCT Transportsupported
Duration of full self test115 minutes
Maximum temperature limit60°C, 140°F
Maximum recommended temperature55°C, 131°F
Highest temperature77°C, 170°F
Average highest temperature53°C, 127°F
Security
Drive access restrictionsupported
Enhanced security erasesupported
Complete destruction of information110 minutes
Instant information destructionnot supported
Hidden partitionsupported
Partition access restrictionsupported
Trusted Computingnot supported