Storage File Gateway - Storage for file shares

Files stored in Amazon S3 & Glacier

Storage Tape Gateway - Virtual tape backups

Tapes stored in Amazon S3 & Glacier

Avoid complex physical tape backups (wear and tear)

No change needed for tape backup infrastructure

Storage Volume Gateway : Cloud Block Storage

Use cases: Backup, Disaster Recovery, Cloud Migration

(Option 1) Cached (Gateway Cached Volumes):

Primary Data Store - AWS - Amazon S3

On-premise cache stores frequently accessed data

(Option 2) Stored (Gateway Stored Volumes):

Primary Data Store - On-Premises

Asynchronous copy to AWS

Stored as EBS snapshots