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EFS versus S3

22 Jan 2021

Learn how EFS differs from S3.

EFS S3
Type

NAS

Web Service

Interface

NFSv4

REST API

Accessibility

EC2, On-Premises

Anywhere

Latency

High

High

Throughput

Default limit is 1,000 MB/s but can be increased

Very High

Durability

99.999999999%

99.999999999%

Availability

99.99%

99.99%

Replication

Multi-AZ

Multi-AZ (default), Multi-Region (optional)

Backups/Snapshots

AWS Backup

n/a

Storage Costs (GB/month)

$0.30

$0.023