Parameters of WDC WD740ADFD-00NLR4 with Firmware 21.07QR4

General information
TrademarkWestern digital
ModelWDC WD740ADFD-00NLR4
Capacity69.2 GB
InterfaceSATA
Firmware21.07QR4
Firmware upgradesupported
ATA version7
Advanced Formatnot supported
Units tested10
Times tested24
Performance
Maximum interface speed150 MB/s
Maximum buffered read speed130 MB/s
Maximum read speed83 MB/s
Minimum average access time6.20 msec
Cache buffer16 MB
Volatile write cachesupported
Read look-aheadsupported
Command Queuing Optimization (NCQ)supported
Advanced Power Management (APM)not supported
Acoustic Management (AAM)supported
Reliability
Count of sensors15
Free-fall Controlnot supported
SMART Command Transport (SCT)supported
Duration of full self test39 minutes
Critical maximum temperature60°C (140°F)
Recommended maximum temperature55°C (131°F)
Maximum temperature60°C (140°F)
Average maximum temperature42°C (107°F)
Security
Drive access restrictionsupported
Enhanced security erasenot supported
Instant data destructionnot supported
Host protected area (HPA)supported
Host protected area passwordsupported
Trusted computingnot supported