What is the difference between 8TB WD80EFRZ and WD80EZZX

WD80EFRZ is supposed to be 8TB Red, how is it different from WD80EZZX ?

That hard drive model is not officially sold as a retail unit. As such, there are no official documents available to be used in order to compare both units.

Hi c627627

Western Digital WD80EFRZ
OEM Drive

WD - My Book 8TB External USB 3.0 Hard Drive - Black
Western Digital WD80EZZX


Western Digital Retail products
WD Red Pro WD8001FFWX 8TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5"

WD Red WD80EFZX 8TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 128MB Cache 3.5"

Hope That Helps.