Parameters of WDC WD400LB-07DNA2 with Firmware 79.07B79

General information
TrademarkWestern digital
ModelWDC WD400LB-07DNA2
Capacity37.2 GB
InterfacePATA
Maximum Ultra DMA mode5
Firmware79.07B79
Firmware upgradesupported
ATA version6
Advanced Formatnot supported
Units tested3
Times tested6
Performance
Maximum interface speed100 MB/s
Maximum buffered read speed91 MB/s
Maximum read speed54 MB/s
Minimum average access time15.20 msec
Cache buffer2 MB
Volatile write cachesupported
Read look-aheadsupported
Command Queuing Optimization (TCQ)not supported
Advanced Power Management (APM)not supported
Acoustic Management (AAM)supported
Reliability
Count of sensors15
Free-fall Controlnot supported
SMART Command Transport (SCT)not supported
Duration of full self test24 minutes
Maximum temperature50°C (122°F)
Average maximum temperature41°C (105°F)
Security
Drive access restrictionsupported
Enhanced security erasenot supported
Instant data destructionnot supported
Host protected area (HPA)supported
Host protected area passwordsupported