Parameters of WDC WD84AA with Firmware 29.05T29

General information
TrademarkWestern digital
ModelWDC WD84AA
Capacity8.4 GB (7.8 GiB)
TypeHDD
InterfacePATA
Maximum Ultra DMA mode4
Firmware29.05T29
Alternative firmwares1
Firmware upgradesupported
ATA version4
Advanced Formatnot supported
Units tested1
Times tested1
Performance
Maximum interface speed66,7 MB/s
Maximum buffered read speed53 MiB/s
Maximum read speed18 MiB/s
Minimum average access time15.10 msec
Cache buffer2 MiB
Volatile write cachesupported
Read look-aheadsupported
Tagged command queuing (TCQ)not supported
Advanced power management (APM)not supported
Acoustic management (AAM)not supported
Reliability
Count of sensors13
Free-fall controlnot supported
SMART command transport (SCT)not supported
Full self-test time14 minutes
Temperature sensornot supported
Security
Drive access restrictionnot supported
Enhanced security erasenot supported
Instant data destructionnot supported
Host protected area (HPA)supported
Host protected area passwordnot supported