Best Motherboard Size for Gaming in 2024

  • October 29, 2025

Introduction

Choosing the right motherboard size is a pivotal decision that impacts your entire gaming setup. As the backbone of your PC, the motherboard interconnects all components, dictating compatibility, performance, and future upgrades. Whether you are a casual gamer or an enthusiastic builder looking to maximize your system, understanding motherboard sizes will help you make an informed choice.

best motherboard size for gaming

Understanding Motherboard Sizes

There are four main motherboard sizes used in gaming PCs: ATX, Micro-ATX, Mini-ITX, and E-ATX, each offering unique perks and limitations.

ATX: The Standard Gaming Choice

ATX is the most widely used motherboard size, providing a good balance of features, connectivity, and expansion capabilities. With adequate spacing for ample cooling solutions, multiple RAM slots, and PCIe lanes, ATX boards are suitable for gamers seeking a robust setup.

Micro-ATX: Compact but Capable

Micro-ATX motherboards are ideal for those who want a smaller build without sacrificing too much in terms of features. While they have fewer expansion slots compared to ATX, Micro-ATX boards offer a great balance for budget-conscious builds and mid-range systems.

Mini-ITX: For the Minimalist Gamer

Mini-ITX boards are perfect for gamers who need a compact build. They are favored in small form factor cases where space is a constraint. While limited in expansion options, Mini-ITX motherboards can still deliver impressive performance with the right components.

E-ATX: Extra Room, Extra Power

Designed for high-performance needs, E-ATX motherboards offer space for advanced cooling setups and additional peripherals. This size accommodates multiple GPUs and extra RAM, making it ideal for enthusiasts and professional gamers.

Factors to Consider When Choosing a Motherboard Size

Transitioning from understanding sizes, it’s crucial to consider several factors that influence your decision.

Compatibility with PC Case

Ensure that your chosen motherboard size fits the case you have or plan to purchase. Each size requires specific space within a case, so check specifications to avoid incompatibility.

Expansion Slots and Connectivity

Assess your need for PCIe slots, USB ports, and other connections. Different sizes offer varying levels of expansion, impacting the components like GPUs, storage options, and additional cards you can add to your rig.

Cooling and Thermal Management

Smaller boards may face challenges with heat management. Adequate cooling should be a priority to maintain long-term performance reliability. While ATX and E-ATX boards accommodate complex cooling systems, smaller boards might require thoughtful planning.

Performance and Usability: Which Size is Best?

Choosing a motherboard involves deliberating on how size impacts performance and user experience.

Gaming Performance and Motherboard Size

While the physical size of a motherboard doesn’t affect gaming performance directly, the features it supports certainly do. ATX and E-ATX boards are optimal for high-performance gaming due to their enhanced capacity for supporting multiple GPUs and additional RAM.

Usability for Various Gaming Needs

Casual Gamers

Casual gamers looking for simplicity and cost-effectiveness will find Micro-ATX offers adequate features at a lower price point.

Hardcore Enthusiasts

Enthusiast gamers aiming for powerful builds should consider ATX or E-ATX boards for their enhanced expandability and support for high-end hardware.

Streamers and Content Creators

For streamers and content creators balancing gaming with production work, E-ATX provides the resources needed to handle both demanding tasks simultaneously.

Recommended Motherboard Models for Gamers

Now that we have explored sizes and need-based selection, here’s a look at some top motherboard models for each type in 2024.

Top ATX Models for 2024

  1. Asus ROG Strix Z790-E
  2. MSI MPG Z790 Carbon WiFi
  3. Gigabyte Z790 AORUS Master

Best Value Micro-ATX Boards

  1. ASUS TUF Gaming B760M-PLUS
  2. MSI MAG B760M Mortar WiFi
  3. ASRock B760M Pro4

Mini-ITX Picks for Compact Gaming Builds

  1. ASUS ROG Strix Z790-I Gaming
  2. Gigabyte Z790I AORUS Ultra
  3. MSI MPG B760I Edge

E-ATX Boards for High-End Gaming Rigs

  1. MSI MEG Z790 Godlike
  2. ASUS ROG Maximus XIII Extreme
  3. ASRock X670E Taichi

These models cater to diverse gaming needs, providing options for optimal performance, cost-efficiency, and future-proofing.

Conclusion

Selecting the best motherboard size depends on your specific gaming objectives, available space, and budget constraints. Understanding each size’s distinct benefits allows you to architect a gaming rig that meets both present and future demands. This guide aims to simplify the decision process, ensuring your gaming setup is both powerful and tailored to your aspirations.

Frequently Asked Questions

What is the most popular motherboard size for gaming in 2024?

The ATX motherboard remains the most popular size due to its balance of features and compatibility with a wide array of setups.

Can a Micro-ATX board support high-end gaming components?

Yes, a Micro-ATX board can support high-end components, though it may have fewer slots for expansion compared to ATX and E-ATX.

How do I choose between ATX and Mini-ITX for my setup?

Select ATX if you need more expansion slots for future upgrades. Choose Mini-ITX for a compact build focused on space efficiency.