Parameters of WDC WD2500BB-22RDA0 with Firmware 20.00K20

General information
TrademarkWestern digital
ModelWDC WD2500BB-22RDA0
Capacity250 GB (232.8 GiB)
TypeHDD
InterfacePATA
Maximum Ultra DMA mode5
Firmware20.00K20
Firmware upgradesupported
ATA version7
Advanced Formatnot supported
Units tested1
Times tested1
Performance
Maximum interface speed100 MB/s
Maximum buffered read speed89 MiB/s
Maximum read speed61 MiB/s
Minimum average access time13.71 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)supported
Reliability
Count of sensors15
Free-fall controlnot supported
SMART command transport (SCT)supported
Full self-test time90 minutes
Critical maximum temperature70°C (158°F)
Recommended maximum temperature65°C (149°F)
Maximum temperature50°C (122°F)
Average maximum temperature50°C (122°F)
Security
Drive access restrictionsupported
Enhanced security erasenot supported
Instant data destructionnot supported
Host protected area (HPA)supported
Host protected area passwordsupported