Parameters of WDC WD20EADS-00W4B0 with Firmware 01.00A01

General information
TrademarkWestern digital
ModelWDC WD20EADS-00W4B0
Capacity1.8 TB
InterfaceSATA
SATA version2.6
Firmware01.00A01
Firmware upgradesupported
ATA version8 (ACS)
Advanced Formatnot supported
Units tested5
Times tested25
Performance
Maximum interface speed300 MB/s
Maximum buffered read speed244 MB/s
Maximum read speed138 MB/s
Minimum average access time17.40 msec
Cache buffer31.9 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 sensors17
Free-fall Controlnot supported
SMART Command Transport (SCT)supported
Duration of full self test> 255 minutes
Critical maximum temperature85°C (185°F)
Recommended maximum temperature60°C (140°F)
Maximum temperature57°C (134°F)
Average maximum temperature48°C (118°F)
Security
Drive access restrictionsupported
Enhanced security erasesupported
Data destruction time442 minutes
Instant data destructionnot supported
Host protected area (HPA)supported
Host protected area passwordsupported
Trusted computingnot supported