Parameters of WDC AC29100D with Firmware J74OA30K

General information
TrademarkWestern digital
ModelWDC AC29100D
Capacity9.1 GB (8.4 GiB)
TypeHDD
InterfacePATA
Maximum Ultra DMA mode4
FirmwareJ74OA30K
Firmware upgradesupported
ATA version4
Advanced Formatnot supported
Units tested1
Times tested2
Performance
Maximum interface speed66,7 MB/s
Maximum buffered read speed4 MiB/s
Maximum read speed3 MiB/s
Minimum average access time13.60 msec
Cache buffer1.9 MiB
Volatile write cachesupported
Read look-aheadsupported
Tagged command queuing (TCQ)supported
Advanced power management (APM)not supported
Acoustic management (AAM)not supported
Reliability
Count of sensors15
Free-fall controlnot supported
SMART command transport (SCT)not supported
Self-testnot supported
Maximum temperature45°C (113°F)
Average maximum temperature44°C (111°F)
Security
Drive access restrictionsupported
Enhanced security erasenot supported
Data destruction time12 minutes
Instant data destructionnot supported
Host protected area (HPA)supported
Host protected area passwordnot supported