When a business site starts handling heavier traffic, shared resources can become a limitation.
A dedicated machine gives you much more control over CPU, RAM, storage and server configuration.
It can be especially useful for larger ecommerce sites, applications or projects with consistent workloads.
If your audience is mainly in Thailand or nearby markets, server location is another factor worth considering.
21st Thailand provides dedicated server Thailand options based in Bangkok.
You also get root-level control, which makes custom configurations much easier.
Of course, a dedicated environment needs proper management and security as well.
But for resource-heavy projects, moving away from shared infrastructure can solve a lot of performance issues.