Contents hide 1 Understanding the difference between WD Blue, Red, Black, Green, Purple and Gold Hard Drives 2 What are the WD colors and what do they mean? 3 The WD Blue Hard Drive for Basic Desktop Use 4 The WD Red Hard Drive for NAS and RAID needs 4.1 Standard WD Red NAS HDD … Continue reading WD Red vs WD Gold vs WD Purple vs WD Black – WD Hard Drive Guide