WD Purple PURZ vs PURX and 512e?

HI I got some questions about thr putple drives. Any of these answered would be great!

*Is the WD Purple 4TB WD40PURZ or -PURX 512emulating and 4k physical. Or both physical and logical 4k?
*What’s the difference between WD40PURZ and PURX ?
*Are these purple drives SMR or CMR?
*Why do these come in two designs (see picture) ?


Hi @Ezio,

Please refer below link to check PURZ specification:

Please refer below link to check PURX specification:

Those datasheets don’t say everything. Like is it CMR or PMR, and is it 4kn or 512e.

This topic was automatically closed 60 days after the last reply. New replies are no longer allowed.