AWS Direct Connect provides a dedicated private connection from an on-premises network to Amazon VPC. This service is suitable for businesses that require a consistent, high-throughput network connection with lower latency than internet-based connections. Using AWS Direct Connect can reduce network costs, increase bandwidth throughput, and provide a more consistent network experience than internet-based connections. Other options like AWS VPN provide secure connections over the internet by encapsulating data within an encrypted tunnel but do not offer the same network consistency and lower latency provided by AWS Direct Connect. AWS PrivateLink allows services to securely connect to VPCs but doesn't offer a direct connection to on-premise networks. Lastly, AWS Fargate is a compute engine for containers and has no direct role in establishing network connections.