Instance Store versus FSx for Windows File Server
Learn how Instance Store differs from FSx for Windows File Server.
| Instance Store | FSx for Windows File Server | |
|---|---|---|
| Type | Local | NAS |
| Interface | Block Storage | SMB |
| Accessibility | EC2 | EC2, On-Premises |
| Latency | Very Low | Medium |
| Throughput | Up to ~5,500 MB/s | Hundreds of GB/s |
| Durability | Ephemeral | Unspecified (probably >99.8%) |
| Availability | Medium | 99.9% |
| Replication | Single AZ | Multi-AZ (optional) |
| Backups/Snapshots | n/a | Volume Shadow Copy Service (VSS) |
| Storage Costs (GB/month) | $0.25 | $0.23 |