6 Best Mini ITX Motherboard For Ryzen 9 5900x – Compact and Powerful 2023

As an avid PC builder, you know that choosing the right motherboard is crucial for the overall performance of your system. When it comes to mini ITX motherboards, the options may seem limited, but fear not! The Ryzen 9 5900X is a powerful processor that requires a motherboard that can keep up with its capabilities. After extensive research and testing, we have compiled a list of the best mini ITX motherboards for Ryzen 9 5900X.

These motherboards offer top-notch performance, efficient power delivery, and a range of features to enhance your PC-building experience. Whether you’re a gamer, content creator, or just looking to build a compact yet powerful system, one of these mini ITX motherboards will meet your needs. So without further ado, let’s dive into our top picks for the Mini ITX Motherboard For Ryzen 9 5900x.

Motherboard	Model Name	Chipset / Socket Type	Rating
	ASUS ROG Strix X570-I Gaming Optimal Power Solution Comprehensive cooling design Wi-Fi 6 (802.11ax)  5-Way Optimization SupremeFX S1220A	X570 / AM4	4.5/5
	GIGABYTE X570 I AORUS Pro Wi-Fi Intel® WiFi 6 802.11ax Smart Fan 5 Q-Flash Plus Dual Ultra-Fast NVMe PCIe 4.0/3.0  Dual Channel ECC/ Non-ECC	X570 / AM4	4.5/5
	ASRock X570 Phantom Gaming 10 Power Phase Design Realtek ALC1200 Audio Codec ASRock Polychrome SYNC ASRock Super Alloy ASRock Hyper M.2	X570 / AM4	4.5/5
	ASUS ROG Strix B550-I  Robust Power Design Wi-Fi 6 802.11 SupremeFX7.1 Surround Sound dual M.2 slots Aura Sync RGB	B550 / AM4	4.5/5
	GIGABYTE B550I AORUS PRO AX AMP-UP Audio with ALC1220-VB Intel® WiFi 6 802.11ax 2T2R  Direct 8 Phases Digital VRM Q-Flash Plus  Advanced Thermal Design	B550 / AM4	4.5/5
	ASRock B550M-ITX/AC ASRock Hyper M.2  8 Power Phase design Realtek ALC887/897 Audio Codec ASRock Super Alloy Intel® 802.11ac WiFi + BT 4.2	B550 / AM4	4.5/5

Criteria for selecting the best mini ITX motherboard for the Ryzen 9 5900X 

There are several criteria to consider when selecting the best mini ITX motherboard for the Ryzen 9 5900X.

1. Performance: The motherboard should be able to support the high-performance capabilities of the Ryzen 9 5900X, with fast data transfer speeds and a stable platform for the processor.
   
2. Power delivery: The motherboard should have a reliable power delivery system to support the power demands of the Ryzen 9 5900X and any other components in the system.
   
3. Memory support: The motherboard should have sufficient memory slots and support for high-speed memory to ensure the system can fully utilize the Ryzen 9 5900X’s capabilities.
   
4. Overclocking capabilities: If you plan on overclocking the Ryzen 9 5900X, it’s important to choose a motherboard with robust overclocking features and support.
   
5. Storage expansion: Consider the type and number of storage expansion options available, such as M.2 slots for NVMe SSDs and SATA ports for traditional hard drives or SSDs.
   
6. Connectivity: The motherboard should have various connectivity options, including USB ports, Ethernet ports, and possibly WiFi support.
   
7. Price and value: While price is always a factor, it’s important to consider the motherboard’s overall value, including its features and performance.

Considering these criteria, you can choose the best mini ITX motherboard for your Ryzen 9 5900X build.

List of best mini ITX motherboards for Ryzen 9 5900x

best gaming motherboard for ryzen 9 5900x

ASUS ROG Strix X570-I Gaming

The ASUS ROG Strix X570-I Gaming motherboard is a high-performance mini ITX motherboard designed for AMD Ryzen processors, including the Ryzen 9 5900X. It is specifically designed for small form factor systems, making it an excellent choice for those looking to build a compact gaming or workstation PC.

One of the standout features of the ROG Strix X570-I Gaming is its support for PCIe 4.0, which allows for faster data transfer speeds and improved performance, which is especially useful for graphics-intensive tasks such as gaming and video editing. The motherboard also comes with WiFi 6 support, providing fast and stable wireless connectivity.

Regarding connectivity, the ROG Strix X570-I Gaming has plenty to offer. It features two USB 3.2 Gen 2 ports and two USB 3.2 Gen 1 ports, providing a range of options for connecting devices such as keyboards, mice, and other peripherals.

The ROG Strix X570-I Gaming also comes with a range of ROG-exclusive features, such as the ROG BIOS Print, which allows users to easily share their BIOS settings and profiles with others, and the ROG RAMCache III, which helps to improve system performance by reducing the load on the hard drive.

The ASUS ROG Strix X570-I Gaming is an excellent choice for those looking to build a compact and powerful gaming or workstation PC. Its support for PCIe 4.0, WiFi 6, and Dual M.2, combined with a range of connectivity options and ROG-exclusive features, make it one of the best mini ITX motherboards on the market with the AMD Ryzen 9 5900X.

GIGABYTE X570 I AORUS Pro WiFi

The X570 I AORUS PRO WIFI motherboard is a top-of-the-line mini ITX motherboard designed specifically for the AMD Ryzen 9 5900X processor. It is packed with features that make it a standout choice for high-performance computing and gaming. This motherboard has exceptional wireless capabilities, including support for WiFi 6 and a GbE LAN port for wired connections, making it a strong choice for high-speed internet usage.

In terms of aesthetics, the X570 I AORUS PRO WIFI boasts a sleek design with a black and silver color scheme. It also has an RGB Fusion 2.0 lighting system, allowing customizable lighting effects. The X570 I has two DDR4 DIMM slots, allowing for a maximum of 64GB of RAM. It also has one M.2 slot for high-speed storage and six SATA ports.

The motherboard also has a comprehensive thermal design, including a direct touch heat pipe and an enlarged heatsink, to keep the system cool and stable under heavy load. The X570 I AORUS PRO WIFI has a range of connectivity options, including HDMI, DisplayPort, and USB Type-C, as well as 4 x SATA 6Gb/s connectors for fast data transfer and the ability to multiple drives.

Overall, the X570 I AORUS PRO WIFI is an excellent choice for those looking to build a high-performance mini ITX system with the AMD Ryzen 9 5900X processor. Its impressive features, including WiFi 6, 2.5 GbE LAN, and one M.2 slot, make it the best mini ITX motherboard for the Ryzen 9 5900X.

ASRock X570 Phantom Gaming

The X570 Phantom Gaming-ITX/TB3 motherboard is a compact and powerful motherboard perfect for building a high-performance mini ITX system with a Ryzen 9 5900X processor. It features a single PCIe 4.0 x16 slot, which provides plenty of bandwidth for a top-of-the-line graphics card or other high-speed peripherals. The motherboard also has a Thunderbolt 3 port, which allows for faster data transfer speeds and can be used to connect external devices such as monitors or storage devices.

The unique power system of the X570 Phantom Gaming-ITX/TB3 motherboard is one of its most notable characteristics. Because of its 10-power phase design, the processor receives consistent and dependable power delivery even when operating at high clock rates. Additionally, the motherboard contains a top-notch heat sink that aids in heat removal and maintains the system’s cool operation.

The X570 Phantom Gaming-ITX/TB3 motherboard is fully equipped in terms of connectivity. It contains two DDR4 DIMM slots that accommodate up to 64GB of RAM and a hyper one M.2 socket for a fast NVMe SSD. A variety of audio connections are available for high-quality audio output, and it also contains a Gigabit Ethernet port for quick and dependable network connectivity.

Overall, the X570 Phantom Gaming-ITX/TB3 motherboard is an excellent choice for building a high-performance mini ITX system with a Ryzen 9 5900X processor. It has a compact and feature-rich design, effective power delivery, and excellent connectivity options, making it the best mini ITX motherboard for a Ryzen 9 5900X system.

best b550 motherboard for ryzen 9 5900x

ASUS ROG Strix B550-I Gaming

The ROG STRIX B550-I GAMING motherboard is the best mini ITX option for the Ryzen 9 5900X processor. It offers a compact size while still providing high-end performance and features. Support for PCIe 4.0 is one of ROG STRIX B550-I GAMING’s unique characteristics, allowing faster data transfer speeds and improved gaming performance. The motherboard also has WiFi 6, Bluetooth 5.1 for connectivity, and two M.2 slots for NVMe SSDs.

In terms of cooling, the ROG STRIX B550-I GAMING has an active PCH heatsink and an M.2 heatsink to keep components running at optimal temperatures. It also has a 5-Way Optimization feature that automatically overclocks and cools the processor to get the best performance. The ROG STRIX B550-I GAMING also comes with Aura Sync RGB lighting, allowing users to customize the look of their build with various colors and effects. It also has a BIOS Flashback feature, allowing users to update the BIOS without needing a CPU or RAM.

Overall, the ROG STRIX B550-I GAMING is an excellent choice for those looking to build a small, powerful gaming PC with the Ryzen 9 5900X processor. Its support for PCIe 4.0, WiFi 6, and M.2 SSDs, as well as its active cooling and BIOS Flashback feature, make it the best mini ITX motherboard for the Ryzen 9 5900X.

 B550I AORUS PRO AX

The B550I AORUS PRO AX motherboard is a top choice for those seeking a mini ITX motherboard to pair with their Ryzen 9 5900X processor. One of the standout features of this motherboard is its support for AMD’s PCIe 4.0 technology, which allows for faster data transfer speeds and improved gaming performance. It also comes equipped with WiFi 6, making connecting to high-speed wireless networks easy.

Another major advantage of the B550I AORUS PRO AX is its support for high-speed memory, with a maximum RAM speed of 5300 MHz, making it an excellent choice for those looking to build a powerful gaming rig or workstation. Additionally, it includes a powerful VRM (Voltage Regulator Module), which is essential for keeping the processor running smoothly and efficiently.

One of the key benefits of the B550I AORUS PRO AX is its compact size, making it an ideal choice for those looking to build a small form factor system. Despite its size, it still packs many features, including 2x M.2 slots for faster storage and multiple USB ports for connectivity. In terms of aesthetics, the B550I AORUS PRO AX has a sleek and modern design, with a black and silver color scheme that will complement any build. It also includes customizable RGB lighting, allowing users to add personality to their setup.

Overall, the B550I AORUS PRO AX is an excellent choice for those looking to build a powerful yet compact system with their Ryzen 9 5900X processor. Its support for PCIe 4.0, high-speed memory, and efficient VRM makes it a top performer, and its small form factor and customizable RGB lighting make it a great choice for those looking to make a statement with their build.

 ASRock B550M-ITX/AC

The ASRock B550M-ITX/AC motherboard is a top pick for those looking for a mini ITX motherboard to pair with their AMD Ryzen 9 5900X processor. This motherboard has features and capabilities that make it the best choice for this particular processor. First and foremost, the ASRock B550M-ITX/AC motherboard is built on the B550 chipset, designed specifically for AMD Ryzen processors, which means that it is fully compatible with the 5900X and can take full advantage of its capabilities.

Regarding connectivity, the ASRock B550M-ITX/AC motherboard offers a range of options. It has two DDR4 memory slots, which allow you to install up to 64GB of RAM. It also has a single PCIe 4.0 x16 slot, perfect for a high-performance graphics card. In terms of storage, the motherboard has one hyper M.2 slot, which allows you to install fast NVMe SSDs for lightning-fast data transfer speeds.

The ASRock B550M-ITX/AC motherboard has various connectivity options, including a Gigabit Ethernet port, Bluetooth 4.2, and Intel® 802.11ac, which makes it easy to connect to the internet and transfer data wirelessly. One of the standout features of the ASRock B550M-ITX/AC motherboard is its compact size. It is a mini itx motherboard, making it the perfect choice for small-form buildings. Despite its small size, the motherboard has features and can run the Ryzen 9 5900X at its full potential.

The ASRock B550M-ITX/AC motherboard is the best mini ITX motherboard for the AMD Ryzen 9 5900X processor. It offers a range of connectivity options, is built on the B550 chipset, and is small enough to fit in most builds. Its combination of features and performance make it a top choice for those looking to build a high-performance system with a small form factor.

The Advantages and Disadvantages of Using a Mini ITX Motherboard

The mini ITX form factor is becoming increasingly popular among PC builders due to its compact size and ability to pack a punch in terms of performance. When paired with a powerful processor like the Ryzen 9 5900X, a mini ITX motherboard can be an excellent choice for those looking to build a small yet mighty system. However, it’s important to consider both the advantages and disadvantages of this form factor before deciding.

One major advantage of mini ITX motherboards is their compact size, which allows for more flexibility in terms of case choices and overall system design. Mini ITX systems can easily fit into small form factor cases, making them ideal for those looking to build a portable or space-saving system. In addition, mini ITX motherboards often come with a similar range of features as their ATX counterparts, including support for high-speed memory, multiple graphics card configurations, and a range of connectivity options.

On the downside, mini ITX motherboards can be more expensive than their ATX counterparts due to their smaller size and potentially limited availability. In addition, mini ITX systems may have fewer expansion options than larger form factor systems, which can be a drawback for those looking to add additional components or upgrade in the future.

Overall, the mini ITX form factor offers a great balance of performance and compact size for those looking to build a small yet powerful system with the Ryzen 9 5900X. Just be sure to weigh the advantages and disadvantages carefully before deciding.

Frequently asked questions:

Conclusion

In conclusion, the best mini ITX motherboard for the Ryzen 9 5900X depends on individual needs and preferences. However, the ASRock X570 Phantom Gaming ITX/TB3, Gigabyte AORUS X570I Pro WiFi 6, and ASUS ROG Strix X570-I Gaming are all excellent choices that offer a range of features to support the powerful Ryzen 9 5900X processor. When considering which option is the best fit, it is important to consider factors such as processor compatibility, memory and storage capabilities, networking and connectivity options, and overclocking capabilities. Ultimately, the choice will come down to which motherboard offers the best performance and value for money.