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ST9500420ASG with Firmware 0004SDM1 Information

Common characteristics
ManufacturerSeagate
ModelST9500420ASG
Capacity465.7 GB
InterfaceSATA
SATA version2.6
Firmware0004SDM1
Alternative firmwares4
Firmware upgradesupported
ATA version8 (ACS)
Advanced Formatnot supported
Units tested3
Times tested9
Performance
Maximum speed interface300 MB/s
Buffered read speed157 MB/s
Average read speed98 MB/s
Average access time19.5 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 Controlsupported
SCT Transportsupported
Duration of full self test111 minutes
Highest temperature78°C, 172°F
Average highest temperature56°C, 132°F
Security
Drive access restrictionsupported
Enhanced security erasesupported
Complete destruction of information106 minutes
Instant information destructionnot supported
Hidden partitionsupported
Partition access restrictionsupported
Trusted Computingnot supported