Knowledgebase

How Much CPU and RAM Does Your Website Need? (Firstserv Guide)

Choosing the right hosting plan for your website can feel overwhelming—especially if you’re just getting started. Many customers ask:

• Which hosting plan is best for my current website and future growth?
• Which features actually impact performance, speed, and reliability?

If you’re unsure, this guide will help you understand the essentials so you can make an informed decision.

Key Resources to Consider

Across Firstserv’s shared hosting platforms, the underlying hardware is consistent. This means you only need to focus on three key resources:

• CPU (Processing Power)
• RAM (Memory)
• Storage (Disk Space)

Understanding the Basics

RAM (Memory)

RAM (Random Access Memory) acts as your server’s short-term memory. It temporarily stores active data required to process requests quickly.

For example, when someone visits your website, RAM holds key session data to load pages efficiently. Each visitor uses a portion of your RAM, so if your website handles too many simultaneous processes, it may slow down or return errors (such as a 503 error).

CPU (Processing Power)

The CPU is responsible for processing all requests made to your website.

Every time a visitor loads a page, runs a search, or submits a form, the CPU handles the workload. If your site receives high traffic or runs resource-heavy plugins/scripts, CPU usage increases. Too many simultaneous requests can lead to slower performance.

Disk Space (Storage)

Storage is where all your files are permanently saved—such as website content, images, databases, and emails.

Unlike RAM (which is fast and temporary), storage is slower but designed for long-term use. The amount you need depends on the size of your website and how much content you host.

SSD vs NVMe Storage

Firstserv offers high-performance storage options:

While both are reliable, NVMe storage delivers faster data access, improving overall website responsiveness—especially for dynamic or database-driven sites.

Standard vs Premium Hosting

You can choose between:

Standard Shared Hosting

• Uses SSD storage
• Suitable for smaller or less resource-intensive websites

Premium Shared Hosting

• Uses NVMe storage
• Lower server density (fewer users per server)
• Better performance and scalability

Important: Moving from a standard plan to a premium plan may require a manual migration. If you expect your site to grow, it’s often best to start with a premium plan to allow seamless upgrades later.

What Plan Do You Need?

While every website is unique, here are general recommendations:

Small Websites

Examples: Personal blogs, small business sites

• Low traffic and simple functionality
• Recommended: Entry-level shared hosting
• Focus on storage and basic performance

Medium Websites

Examples: Small e-commerce stores, growing business sites

• Moderate traffic and dynamic content
• Higher demands on CPU and RAM
• Recommended: Mid-tier or premium shared hosting

Large Websites

Examples: High-traffic e-commerce sites, complex applications

• High resource usage and frequent requests
• Recommended: High-tier premium hosting

When to Consider Other Options

Some websites may not be suited to shared hosting, regardless of resource levels. In such cases, you may need:

• VPS Hosting (greater control and dedicated resources)
• Dedicated Servers (maximum performance and flexibility)

Always consult your developer if your project has specific technical requirements.

Final Thoughts

Selecting the right hosting plan doesn’t have to be complicated. By focusing on CPU, RAM, and storage, you can narrow down your options quickly.

If you’re unsure:

• Speak with your developer for tailored advice
• Contact the Firstserv sales team for guidance

Choosing the right plan now can save time and ensure your website performs reliably as it grows.