EATX vs. ATX Motherboards Comparison – What Is The Difference & Which Is Better? (Updated) 2024

A critical choice when picking computer parts for a custom build or gaming PC is between ATX (Advanced Technology eXtended) and EATX (Extended ATX) motherboards.

These two solutions may seem comparable, but they differ greatly, so it’s important to consider the needs of the PC being manufactured.

Depending on the planned use case and the kind of PC being built, EATX or ATX should be chosen. Selecting the incorrect motherboard can lead to compatibility problems and space limitations, which emphasizes the significance of collecting as much information as possible. 

The differences and similarities between EATX and ATX motherboards will be examined in this investigation, along with an examination of their features, benefits, pros, and disadvantages.

You ought to have all the information necessary to select the ideal motherboard for your needs by the time this exam is through.

The motherboard is a crucial component of a computer’s overall performance since it acts as the hub connecting all of the important parts of the circuit board, including the CPU, GPU, RAM, and hard drive. Applications can operate more smoothly because of this essential integration.

The form factor, or motherboard layout and shape, determines the kind of enclosure, power supply, and how the necessary components are arranged.

Introduced by Intel in 1995, the ATX (Advanced Technology eXtended) form factor is the most widely used in home and business PCs.

This article aims to examine EATX vs. ATX Motherboards form factors to assist readers in making the best decision possible. Let us examine the distinctions between these two form elements without further ado.

What is ATX?

Introduced by Intel in 1995 as a replacement for the AT (Advanced Technology) standard form factor, the ATX (Advanced Technology eXtended) form factor is notable for being the most common design for computer motherboards.

This improvement promoted part interchangeability and improved standardization, and it represented a major advancement in motherboards, power supplies, and computer enclosures. Although it was previously a widely accepted standard, the AT precursor was lacking in a number of areas.

With its greater interface, speed, expansion potential, and overall performance, ATX turned out to be a better option than AT.

However, because of how the various components were arranged on the ATX board, it presented problems with restricted ventilation and heat problems. As a reaction, Intel unveiled BTX (Balanced Technology eXtended), a different form factor, in 2004.

However, Intel stopped working on BTX in 2006 for a number of reasons.

• Users were discouraged from accepting change because of the ATX form factor’s existing investments.
• It turned out that BTX technology was more costly than ATX.
• Few consumers found cooling considerations to be particularly compelling.

As a result, the industry began to concentrate on broadening the range of ATX variations. Most of these variations have smaller widths and fewer ports while keeping the same general layout.

The normal ATX motherboard has the following dimensions: 12 inches by 9.6 inches. Micro-ATX boards, measuring 9.6 x 9.6 inches, are affordable for gaming PCs on a tight budget.

However, all of the ATX standard capabilities are still present in the EATX (Extended ATX) board, which is a larger version of the ATX form factor measuring 12 inches by 13 inches.

Choosing an EATX motherboard offers you more expansion slots, improved heat dissipation, and dual socket capability.

Advantages and Disadvantages of ATX Form Factor:

Advantages:

• ATX’s plentiful slots and ports make easy system expansion possible.
• The large number of ports and slots allows for smooth upgrading without any problems.
• A wide variety of styles are available for ATX cases, satisfying a wide range of aesthetic tastes.
• ATX motherboards are a popular option for gaming PCs and are frequently seen in high-performance configurations.

Disadvantages:

• The ATX board is distinguished by its size and heavy weight.
• An ATX board’s component layout obstructs the airflow, which reduces the cooling effectiveness.
• The cost of ATX motherboards generally affects the system’s total cost.

What is EATX?

The largest of the ATX variations, Extended ATX (EATX), supports the development of sturdy and powerful PC systems. This motherboard is designed to fit neatly into full tower cases and is packed with functions. It is quite spacious.

The EATX motherboard’s considerable dimensions provide for both vast expansion capabilities and sufficient capacity for critical components. This feature has a major impact on the system’s capacity to overclock, which eventually improves performance.

Dedicated gamers and professionals working on resource-intensive projects like graphic design and video editing find that EATX motherboards are the best option.

It’s crucial to remember that the significant advantages come at a larger price, so this is a significant investment for those looking for improved utilities and performance capabilities.

Advantages and Disadvantages of EATX Form Factor:

If you possess a substantial budget and prioritize performance, here are the benefits and drawbacks to consider when opting for an EATX motherboard:

Advantages:

• Ample space for memory installation, accommodating extensive memory configurations.
• Increased expansion ports facilitate the use of multiple GPUs, contributing to an enhanced gaming experience.
• The large board size aids in efficient component cooling, providing excellent conditions for overclocking.

Disadvantages:

• EATX motherboards demand a considerable budget investment.
• Not recommended for casual gamers or editors on a limited budget unless financial constraints are not a concern.
• The extensive size and features of EATX can be excessive for the needs of many users.

ATX Motherboard Specifications

In 1995, Intel unveiled ATX motherboards with 12 x 9.6-inch dimensions. Notably, tiny ATX motherboards work with ATX PC enclosures.

Typical ATX boards have seven slots spaced 20 mm apart, and extra expansion slots can be found if the ATX width is twelve inches. These motherboards have two mouse ports, improved upgradability, and integrated I/O port connectors.

ATX motherboards reduce interference from expansion cards and drive bays with greater efficiency and usefulness.

They perform better overall because they have excellent power supply connectors and effective ventilation. Additional features that improve communication and lessen cable clutter are stacked USB ports, printers, and game ports.

A prominent benefit of ATX motherboards is their simplified connections, which reduce the number of wires and connectors required.

ATX motherboards use less electricity and produce less heat since their power supplies run at 3.3 volts or less. Apart from preventing overheating, the cooling fan also aids in keeping the inside of the PC case clean.

EATX Motherboard Specifications

The newest models in the ATX range of motherboards, EATX models, have a bigger form factor and are more roomy. Numerous ports and connections are available on these motherboards to meet a range of connectivity requirements.

EATX boards are 12 by 13 inches in size and include 6 or 8 RAM slots. This means that there is plenty of space for extra hardware, especially for server functions.

For effective CPU heat dissipation, the large amount of space on EATX motherboards is a benefit. This design decision ensures optimal performance by improving thermal management.

Expanded GPU space due to the larger size enables the simultaneous use of two or three graphic cards. Because they can withstand the rigorous demands of sophisticated gaming setups, EATX motherboards are especially well-suited for high-end gaming PCs.

ATX Motherboard Price

There are now deals available on Amazon for a range of ATX motherboards. At $207.99, the ASUS ROG STRIX Z590 motherboard comes with a PCIe 4.0 M.2 slot.

It is appropriate for gaming and surfing demands because it has dual Intel 2.5 GB Ethernet for improved networking.

The MSI Z690 motherboard supports PCIe 4 and is compatible with the 12th-generation Intel Core. It is priced at $306 with a 22% discount on Amazon. Four memory slots on this motherboard allow for a variety of memory configurations.

There is a 5% discount on the Micro Centre AMD Ryzen 5 5600X motherboard, making it $369.

Customers can choose from a variety of solutions that meet varying performance needs and preferences thanks to these reduced products on Amazon.

EATX Motherboard Price

Expanded ATX (EATX) motherboards are more expensive than ordinary ATX motherboards since they represent an expansion of the ATX architecture.

Because of their extensive features and capabilities, they are a good option for professionals and gamers, but they might not be the best option for enthusiasts.

Depending on the type and features, the price of an EATX motherboard might vary but usually surpasses $300.

EATX Motherboard Dimensions

EATX is an expanded ATX motherboard with 12 x 13-inch dimensions that is especially useful for server-related applications. For their computing demands, professionals find EATX motherboards to be convenient.

A minimum of 6 RAM slots and 4 to 8 PCIe x16 connections are commonly found on these motherboards, giving users plenty of room to configure their memory.

EATX vs. ATX Motherboard Size

The measurements of ATX (Advanced Technology eXtended) and EATX (Extended ATX) clearly show how different in size they are.

EATX, which stands for expanded size, is larger than ATX; ATX is 12 x 9.6 inches, while EATX is 12 x 13 inches. Furthermore, smaller form factors like Micro and Mini ATX are included in the ATX family.

Difference between EATX vs. ATX Motherboards

The following section discusses the differences between ATX and EATX motherboards:

1. Form Factor:

In contrast to ATX motherboards, which are made for mid-tower PC cases, EATX motherboards offer more room for handling and operation and better heat dispersion.

2. Sockets:

In contrast to ATX motherboards, which can support one socket at a time, EATX motherboards may handle two sockets at once, allowing for the simultaneous usage of two CPUs and doubling the system’s computational power.

3. Chipsets:

There are few alternatives for AMD chipsets on EATX motherboards, although Intel Z490 and X299 chipsets are available. On the other hand, ATX motherboards offer a wider selection, with AMD chipsets spanning from A320 to B550 and X370 to X570.

4. PCIe Slots:

EATX boards include four or more PCIe x16 slots, letting users use two graphic cards at once, while ATX motherboards normally have three slots.

5. RAM Slots:

While EATX boards allow up to 256 GB of memory, ATX motherboards typically have a maximum of four RAM slots. On the other hand, EATX boards offer a minimum of six and a maximum of eight RAM slots.

6. SATA ports:

EATX boards have more SATA ports than ATX motherboards, which allows them to connect to more hard drives and have higher storage space. ATX motherboards normally have eight SATA ports.

7. Input/Outputs:

More input/output choices on the metal plate of EATX motherboards enable greater peripheral connectivity. This is especially helpful for gamers who want to connect several input and output devices for an immersive gaming experience.

8. Cooling System:

Note that EATX boards can overheat, especially if they have two CPUs and/or GPUs connected to them.

This is true even though ATX boards have more cooling area than EATX boards. In order to avoid overheating problems, adequate cooling measures—like extra fans—are advised.

EATX vs. ATX Motherboards- What do you need?

When selecting a motherboard for your PC, it’s crucial to align your choice with your specific needs. If you identify as a hobbyist gamer, the ATX motherboard is a suitable option.

ATX boards provide ample expansion capabilities and choices. The available slots, such as spare SATA ports and PCIe ports, offer flexibility and ventilation space.

For Intel 8th and 9th Generation CPUs, consider the MSI MPG Z390 Gaming PRO motherboard, while the MSI MPG Z490 Gaming board is recommended for 10th Generation CPUs.

On the other hand, Extended ATX (EATX) motherboards cater to users with demanding requirements, particularly enthusiastic gamers involved in activities like video rendering and vlogging.

While EATX motherboards may come at a higher price point, they offer enhanced performance. For Intel-powered systems, the ASUS ROG Maximus XII Hero Z490 motherboard is a noteworthy choice, and for AMD, the ASUS Rog Strix X570 motherboard is a suitable option.

Keep in mind that EATX motherboards require a large PC case to accommodate their size. Ultimately, the decision should align with your specific use case and budget considerations.

EATX Gaming Motherboard

EATX motherboards, with their enhanced capabilities that add to a powerful PC system, are designed primarily for professional hardcore competitive gamers.

More substantial space, support for two graphics cards, and an effective cooling system are some of the benefits of EATX, all of which improve gamers’ experiences.

With its exceptional ability to run apps at faster rates, this motherboard offers customers amazing gaming experiences.

Users can tailor their installations to their preferences by using the extra slots on EATX motherboards, which provide flexibility for different expansion cards.

Better CPU performance is also a result of the improved heat dissipation capabilities. It is noteworthy that standard PC cases are unable to hold EATX boards because of their bigger dimensions.

Selecting one of the top PC cases made especially to hold and accommodate these large motherboards is advised if you want to get the most out of an EATX motherboard.

The COUGAR MX660 IRON stands out as an advanced mid-tower case with an appealing design highly admired by gamers. This case supports graphic cards up to 410mm and EATX motherboards. Its cooling capabilities are impressive, accommodating up to 10 120mm fans.

Gamers find the COUGAR MX660 IRON to be a cutting-edge mid-tower case with a visually striking appearance. EATX motherboards and graphics cards up to 410mm are supported in this enclosure. Its remarkable cooling capabilities allow it to support up to ten 120mm fans.

 A full-length gaming build is possible thanks to the robust Iron panel, and the large tempered side panel offers a clear view of the EATX setup.

Its RGB VK120 fans and integrated lighting button make it more aesthetically pleasing, and three USB ports—one of which is Type C—improve connection. The COUGAR MX660 IRON is affordable in spite of its sophisticated features.

A gorgeous Mid Tower PC case with support for 360mm radiators and 3 SSD and 6 HDD trails is the LIAN LI PC-011 Dynamic Razer Edition.

Its lovely design and tempered glass light give it an eye-catching appeal. When playing games, the front and bottom RGB lighting improves the aesthetics. For gaming accessories, the casing offers connectivity via two USB 3.0 and one USB Type C port.

The Cooler Master Box K501L is a noteworthy choice for individuals looking for a distinctive EATX case with dependable ventilation. It gives builders high-performance systems flexibility by supporting 180mm PSUs and full-length GPUs.

During long gaming sessions, the case’s seven 120mm fans on the front, back, and top will provide effective cooling. A USB 3.0 Type-A and USB 2.0 connector are positioned at the top for enhanced convenience, and the front panel features angular ventilations as part of its attractive design.

The THERMALTAKE AH T600 is a flexible PC case that can be built to fit a variety of build types and satisfy both work and gaming demands. This high-optic case features a roomy layout, support for an EATX motherboard, and vertical GPU installation capabilities.

It looks sleek and futuristic because of its Air Force-style architecture and two 5mm tempered glass panels on either side. With the ability to add ten 120mm or seven 140mm fans, the case offers exceptional cooling performance and improves airflow thanks to its open-front design.

As a super tower PC case, the CORSAIR OBSIDIAN Series 1000D makes it easy to set up two different systems for gaming and streaming. This case’s roomy interior accommodates the installation of two full systems, each of which can perform a variety of tasks.

It offers a wide range of cooling and expansion options with support for eighteen 120mm fans, four 480mm radiators, and eight expansion slots.

Conclusion

In conclusion, individual user requirements and preferences determine which EATX or ATX motherboard is best. Extended ATX, or EATX, motherboards are more feature-rich and capable, which makes them ideal for demanding applications like video processing and professional gaming.

With additional PCIe slots, multiple CPUs, and greater RAM capacity possible due to EATX’s bigger form factor, performance is improved for demanding computer workloads.

It’s important to remember, though, that EATX motherboards are more expensive and need a larger PC box to fit their dimensions.

However, ATX motherboards are more adaptable and serve a wider range of users, including casual gamers. They provide enough expansion slots and connectivity choices for the majority of customers, and they work with a wide variety of PC cases.

In general, ATX motherboards are more reasonably priced and appropriate for a range of uses, including regular computing, gaming, and content production.

The choice between EATX and ATX ultimately comes down to personal preferences, financial limitations, and the particular use case.

Professionals and enthusiasts looking for optimal performance might choose EATX, whilst casual users and gamers who prioritize affordability and adaptability might find ATX better suited for their requirements.

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