Part comparison

Compare Storage specifications

Review exact catalog specifications side by side. Differing values are highlighted so the tradeoffs are easier to scan.

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Specification comparison for selected storage drives
SpecificationWD Blue 1TBBarraCuda 2TB 3.5-inch 7200RPM SATABarraCuda 8TB
Release dateMay 26, 2012Oct 5, 2018Jan 13, 2018
Capacity1 TB2 TB8 TB
TypeHDDHDDHDD
Read speed150 MB/s220 MB/s190 MB/s
Write speed150 MB/s220 MB/s190 MB/s
Form factor3.53.53.5
Hardware InterfaceSATA III 6 Gb/sSATA III 6 Gb/sSATA III 6 Gb/s
Data Transfer Rate6 GB/s600 MB600 MB
InterfaceSATASATASATA
Tdp15 W4 W3 W