Parameters of WDC WD20EARX-07PASB0 with Firmware 51.0AB51

General information
TrademarkWestern digital
ModelWDC WD20EARX-07PASB0
Capacity1.8 TB
InterfaceSATA
SATA version3.0
Firmware51.0AB51
Firmware upgradesupported
ATA version8 (ACS)
Advanced Formatsupported
Units tested1
Times tested1
Performance
Maximum interface speed600 MB/s
Maximum buffered read speed236 MB/s
Maximum read speed112 MB/s
Minimum average access time20.32 msec
Volatile write cachesupported
Read look-aheadsupported
Command Queuing Optimization (NCQ)supported
Advanced Power Management (APM)not supported
Acoustic Management (AAM)not supported
Reliability
Count of sensors17
Free-fall Controlnot supported
SMART Command Transport (SCT)supported
Duration of full self test> 255 minutes
Maximum temperature42°C (107°F)
Average maximum temperature42°C (107°F)
Security
Drive access restrictionsupported
Enhanced security erasesupported
Data destruction time388 minutes
Instant data destructionnot supported
Host protected area (HPA)supported
Host protected area passwordsupported
Trusted computingnot supported