하드 찾아보니까 같은 회사, 같은 용량인데도 이렇게 종류가 좀 있던데요.

 

어떤 차이인가요? 64m, 패키지말고는 잘 모르겠어서요..

 

HGST 4TB Deskstar HMS5C4040ALE640 (SATA3/32M)

 

HGST 4TB Deskstar HMS5C4040ALE640 패키지 (SATA3/32M)

 

HGST 4TB Deskstar HDS724040ALE640 (SATA3/7200/64M)

 

HGST 4TB Deskstar NAS HDN724040ALE640 (SATA3/7200/64M)

 

HGST 4TB Deskstar HDS724040ALE640 패키지 (SATA3/7200/64M)

 

HGST 4TB Deskstar NAS HDN724040ALE640 패키지 (SATA3/7200/64M)

 

HGST 4TB Ultrastar 7K4000 HUS724040ALA640 (SATA3/7200/64M)

 

HGST 4TB Deskstar HMS5C4040ALE640 패키지 (SATA3/32M/4PACK)

 

HGST 4TB Deskstar HDS724040ALE640 패키지 (SATA3/7200/64M/4PACK)

 

HGST 4TB Deskstar NAS HDN724040ALE640 패키지 (SATA3/7200/64M/4PACK)