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WDC AC28400R with Firmware 17.01J17 Information

Common characteristics
ManufacturerWestern digital
ModelWDC AC28400R
Capacity7.8 GB
Maximum Ultra DMA mode4
Alternative firmwares1
Firmware upgradenot supported
ATA version4
Advanced Formatnot supported
Units tested2
Times tested2
Maximum speed interface66,7 MB/s
Buffered read speed58 MB/s
Average read speed12 MB/s
Average access time17.90 msec
Cache buffer512 KB
Volatile write cachesupported
Read look-aheadsupported
Command Queuing Optimization (TCQ)not supported
Advanced Power Management (APM)not supported
Acoustic Management (AAM)not supported
Count of sensors10
Free-fall Controlnot supported
SCT Transportnot supported
Self testnot supported
Temperature sensornot supported
Drive access restrictionnot supported
Enhanced security erasenot supported
Instant information destructionnot supported
Hidden partitionnot supported
Partition access restrictionnot supported
Trusted Computingnot supported