4/22/20© 2020 Western Digital Corporation or its affiliates. All rights reserved. 1

WD Internal Client SMR HDDsCurrently shipping

NOTE: All other capacity points use CMR recording technology. (Updated 4/22/2020)

WD Black™ 2.5”

1TB WD10SPSX

WD Blue™ 2.5”

1TB WD10SPZX

2TB WD20SPZX

WD Blue™ 3.5”

2TB WD20EZAZ

6TB WD60EZAZ

WD Red™ 3.5”

2TB WD20EFAX

3TB WD30EFAX

4TB WD40EFAX

6TB WD60EFAX