Western Digital Green

WD Green

 * Western Digital Green family.
 * Formerly known as Western Digital Caviar Green.
 * Most recent model / family at the top:

EZRX / AZRX family

 * WD Advanced Format Green.
 * Earlier models are based on 750 GB/platter,
 * later models are based on 1 TB/platter.

Model name breakout

 * WDnnnn - capacity in TB / (n x 0.1 GB)
 * E - form factor: 3.5 inch; units: TB /
 * A - form factor: 3.5 inch; units: GB


 * Z - business unit: Desktop; advanced format WD Green
 * R - 5400 RPM with 64MB cache
 * X - SATA 3Gbps, 6Gbps capable 22-pin SATA connector
 * nn - customer ID
 * xxx - internal model number (internal physical configuration)
 * B0 - revision
 * B0 - revision

EARX family

 * WD Green EARX family

Model name breakout

 * WD
 * 10/15/20 - capacity: 1/1.5/2 TB
 * E - form factor: 3.5 inch; units: TB
 * A - Business unit: Desktop, WD Green
 * R - 5400 RPM with 64MB cache
 * X - SATA 3Gbps, 6Gbps capable 22-pin SATA connector
 * nn - customer ID
 * xxx - internal model number (internal physical configuration)
 * B0 - revision
 * B0 - revision