Your PC is ready to work, but the motherboard is where the plan can wobble: cramped expansion, mismatched sockets, and upgrade limits can turn a fresh build into a frustrating puzzle. The right foundation keeps every component pulling in the same direction.
This guide compares the best 790 motherboards across current AMD platforms, from compact boards to high-end models. Read on for a clear way to sort the specifications that actually shape your build.
Key Takeaways
- Match the motherboard’s CPU socket and chipset to your processor generation before comparing other specifications.
- Choose DDR4 or DDR5 based on your existing memory, since the two standards are not interchangeable.
- Prioritize PCIe 5.0 and multiple M.2 slots if fast storage and long-term expansion matter to your build.
- Check the board’s form factor against your case, especially when choosing between ATX and Micro-ATX models.
- Favor 2.5GbE or faster LAN and newer Wi-Fi standards if your network, storage, or gaming setup can use the added bandwidth.
| Versatile AM4 Foundation |  |
Gigabyte B550 Eagle WiFi6 | Broad Ryzen compatibility | Built-in WiFi 6 | Two M.2 slots | View on Amazon | Read Review |
| Feature-Rich AM4 |  |
Asus B550-F Gaming WiFi | Fast wired networking | WiFi 6E support | BIOS FlashBack included | View on Amazon | Read Review |
| Balanced AM5 Upgrade |  |
Gigabyte B850 AORUS WiFi7 | Three M.2 slots | WiFi 7 connectivity | Five-year warranty | View on Amazon | Read Review |
| Creator-Friendly Connectivity |  |
Asus ROG Strix B850-A | Four M.2 slots | 20Gbps USB-C | WiFi 7 support | View on Amazon | Read Review |
| Sensible AM5 Platform |  |
Gigabyte B650 AORUS Elite | Strong AM5 compatibility | PCIe 5.0 M.2 | Q-Flash firmware support | View on Amazon | Read Review |
| High-Speed Networking |  |
MSI B850 Tomahawk WiFi | 5G LAN connection | WiFi 7 included | Gen5 M.2 support | View on Amazon | Read Review |
| Compact Budget Builder |  |
Gigabyte B550M K Micro-ATX | Compact micro-ATX layout | Two M.2 slots | Q-Flash support | View on Amazon | Read Review |
| Enthusiast Expansion |  |
MSI X870E Carbon WiFi | 40Gbps USB support | 5Gbps LAN | WiFi 7 connectivity | View on Amazon | Read Review |
| Premium Gaming Backbone |  |
MSI X870 Tomahawk WiFi | 5Gbps wired networking | 40Gbps USB connectivity | WiFi 7 and Bluetooth | View on Amazon | Read Review |
| Stylish DDR5 Midrange |  |
Asus ROG Strix B650-A | Three M.2 slots | 2.5G LAN | WiFi 6E support | View on Amazon | Read Review |
More Details on Our Top Picks
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Gigabyte B550 Eagle WiFi6
For an AM4 gaming PC, this Gigabyte board offers a practical balance of compatibility and connectivity. Support for Ryzen 3000, 4000, and 5000 processors, along with DDR4 memory and PCIe 4.0, suits affordable upgrades and established builds.
You get WiFi 6, two M.2 slots, USB-C, and PCIe EZ-Latch for easier component installation. The limitation is the older AM4 platform, which has less upgrade headroom than newer AM5 boards.
- Brand:Gigabyte
- Socket:AM4
- Form Factor:ATX
- Memory Type:DDR4
- PCIe Version:4.0
- Wireless:WiFi 6
- Additional Feature:10+3 power phase
- Additional Feature:USB-C connectivity
- Additional Feature:PCIe EZ-Latch
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Asus B550-F Gaming WiFi
Choose this board for a feature-packed AM4 build centered on a Ryzen 3000-series or newer processor. Its 2.5Gb LAN, WiFi 6E, PCIe 4.0 support, and BIOS FlashBack give you strong wired networking and useful firmware recovery options.
The board also includes HDMI 2.1 and addressable RGB support, making it a good fit for gaming systems with visible lighting. Its honest drawback is platform age, since DDR4 and AM4 offer less long-term expansion than current AM5 hardware.
- Brand:Asus
- Socket:AM4
- Form Factor:ATX
- Memory Type:DDR4
- PCIe Version:4.0
- Wireless:WiFi 6E
- Additional Feature:2.5Gb LAN
- Additional Feature:HDMI 2.1
- Additional Feature:Aura Sync lighting
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Gigabyte B850 AORUS WiFi7
This AORUS model is aimed at a newer AM5 system using a Ryzen 7000, 8000, or 9000 processor. Its DDR5 support, PCIe 5.0, and three M.2 slots provide a strong foundation for fast storage and future-facing components.
Built-in WiFi 7, 2.5GbE, USB-C, and a listed five-year warranty add practical value for a long-term gaming or productivity build. The limitation is that DDR5 and AM5 components can raise total system cost compared with an older AM4 setup.
- Brand:Gigabyte
- Socket:AM5
- Form Factor:ATX
- Memory Type:DDR5
- PCIe Version:5.0
- Wireless:WiFi 7
- Additional Feature:14+2+2 power phase
- Additional Feature:2.5GbE LAN
- Additional Feature:EZ-Latch installation
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Asus ROG Strix B850-A
With four M.2 slots and PCIe 5.0, this ROG Strix board suits builders who need fast storage for large game libraries, creative applications, or demanding desktop workflows. It supports Ryzen 7000, 8000, and 9000 processors with DDR5 memory.
You also get WiFi 7, 2.5Gb LAN, a 20Gbps USB-C port, and DDR5 AEMP memory support. The main limitation is that its advanced features may be unnecessary for a basic gaming system with one drive and standard networking.
- Brand:Asus
- Socket:AM5
- Form Factor:ATX
- Memory Type:DDR5
- PCIe Version:5.0
- Wireless:WiFi 7
- Additional Feature:14+2+2 power stages
- Additional Feature:2.5G LAN
- Additional Feature:Q-Antenna included
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Gigabyte B650 AORUS Elite
This B650 board makes sense for a mainstream AM5 build that needs modern processor support without moving to the most elaborate chipset tier. It supports Ryzen 7000, 8000, and 9000 chips, DDR5 memory, PCIe 5.0 M.2 storage, and 2.5GbE networking.
WiFi 6E, USB-C, Q-Flash, and EZ-Latch cover the essentials for a clean, upgradeable system. The limitation is its three M.2 slots and WiFi 6E, which provide less expansion and wireless headroom than newer boards with four slots or WiFi 7.
- Brand:Gigabyte
- Socket:AM5
- Form Factor:ATX
- Memory Type:DDR5
- PCIe Version:5.0
- Wireless:WiFi 6E
- Additional Feature:14+2+1 power phase
- Additional Feature:2.5GbE LAN
- Additional Feature:RGB Fusion support
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MSI B850 Tomahawk WiFi
For a performance-focused AM5 build, this Tomahawk combines WiFi 7 and 5G LAN with support for Ryzen 7000, 8000, and 9000 processors. That networking mix is especially useful for fast local transfers, high-bandwidth internet plans, and systems that rely less on wired connections.
The board adds PCIe 5.0, a Gen5 M.2 slot, and DDR5 memory support rated up to 8400+ MT/s with overclocking. Its limitation is that the higher memory figure depends on overclocking and compatible hardware, so it should not be treated as a guaranteed plug-and-play speed.
- Brand:MSI
- Socket:AM5
- Form Factor:ATX
- Memory Type:DDR5
- PCIe Version:5.0
- Wireless:WiFi 7
- Additional Feature:80A SPS VRM
- Additional Feature:DDR5 Boost support
- Additional Feature:PCIe 5.0 x16
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Gigabyte B550M K Micro-ATX
This compact board is suited to a space-conscious AM4 system using a Ryzen 3000, 4000, or 5000 processor. Its micro-ATX layout, DDR4 support, PCIe 4.0, and two M.2 slots cover the needs of a straightforward gaming or home-office build.
Q-Flash simplifies firmware updates, while USB 3.2 Gen 1 and Gigabit LAN provide practical everyday connectivity. The trade-off is a modest 3+3 power phase design and no built-in wireless, so you may need a WiFi adapter for cable-free networking.
- Brand:Gigabyte
- Socket:AM4
- Form Factor:Micro-ATX
- Memory Type:DDR4
- PCIe Version:4.0
- Additional Feature:3+3 power phase
- Additional Feature:Gigabit LAN
- Additional Feature:USB 3.2 Gen 1
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MSI X870E Carbon WiFi
This X870E board targets high-end AM5 systems built around Ryzen 7000, 8000, or 9000 processors. PCIe 5.0, Gen5 M.2 support, USB 40Gbps, and 5Gbps LAN give it the bandwidth suited to demanding gaming, content creation, and large storage setups.
You also get WiFi 7, Bluetooth 5.4, HDMI, and SATA 6Gb/s connectivity. The limitation is that this level of expansion can be excessive for a basic build, where much of the available bandwidth may sit unused.
- Brand:MSI
- Socket:AM5
- Form Factor:ATX
- Memory Type:DDR5
- PCIe Version:5.0
- Wireless:WiFi 7
- Additional Feature:Gen5 M.2 support
- Additional Feature:Bluetooth 5.4
- Additional Feature:SATA 6Gb/s
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MSI X870 Tomahawk WiFi
Choose this X870 board for a premium gaming platform with broad Ryzen 7000, 8000, and 9000 support. PCIe 5.0, Gen5 M.2, 5Gbps LAN, and USB 40Gbps create plenty of capacity for modern graphics, storage, and high-speed peripherals.
WiFi 7 and Bluetooth 5.4 add strong wireless coverage, while HDMI and DisplayPort provide flexible display connectivity. Its limitation is that the X870 feature set may be more than a single-GPU gaming build needs, particularly if you use only one NVMe drive.
- Brand:MSI
- Socket:AM5
- Form Factor:ATX
- Memory Type:DDR5
- PCIe Version:5.0
- Wireless:WiFi 7
- Additional Feature:Gen5 M.2 support
- Additional Feature:HDMI and DisplayPort
- Additional Feature:SATA 6Gb/s
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Asus ROG Strix B650-A
This ROG Strix board fits a modern AM5 gaming build that uses Ryzen 7000, 8000, or 9000 processors and DDR5 memory. Its three M.2 slots, 2.5G LAN, and WiFi 6E provide useful storage and networking capacity without stepping up to an enthusiast-class chipset.
PCIe 4.0, USB 3.2 Gen 2×2 Type-C, and Aura Sync add practical connectivity and lighting control. The main limitation is that PCIe 4.0 offers less expansion headroom than the PCIe 5.0 support found on several newer boards in this roundup.
- Brand:Asus
- Socket:AM5
- Form Factor:ATX
- Memory Type:DDR5
- PCIe Version:4.0
- Wireless:WiFi 6E
- Additional Feature:12+2 power stages
- Additional Feature:USB 20Gbps Type-C
- Additional Feature:Aura Sync lighting
Frequently Asked Questions
Do all Z790 motherboards support 14th Gen Intel processors?
Most current Z790 boards support 14th Gen Intel CPUs, but older inventory may ship with firmware that requires an update. Check the exact model’s CPU support page and look for a BIOS flashback button if you are building with a newer processor. A BIOS update may also improve memory compatibility and system stability, so installing the latest stable version before final setup is often worthwhile.
Should you choose DDR4 or DDR5 for a Z790 build?
Choose DDR5 for a new system if the price fits your budget and you want stronger bandwidth plus a longer upgrade path. Choose DDR4 when you already own compatible memory or want to keep the platform cost lower. Do not buy a DDR5 kit for a DDR4 board, or the reverse. The slots use different physical layouts, so the modules are not interchangeable, despite both being desktop memory.
Is an expensive Z790 motherboard necessary for a Core i9?
You do not need the most expensive board, but a Core i9 benefits from strong VRM cooling, adequate CPU power connectors, and good case airflow. A well-designed midrange board can be a better purchase than a premium model packed with features you will never use. Check the board’s sustained power capability, CPU cooler clearance, and BIOS controls before buying. High-end processors can draw substantial power, so weak cooling around the socket is a poor place to save money.
Can a Z790 motherboard use PCIe 5.0 graphics and storage?
Many Z790 boards provide PCIe 5.0 support, but the exact arrangement varies. Some route PCIe 5.0 lanes to the graphics slot, some assign them to an M.2 slot, and a few share bandwidth between both. Read the manual’s slot diagram before installing drives. The fastest configuration on the specification sheet may not remain available after every M.2 slot is populated.
Do Z790 motherboards include Wi-Fi?
Some models include Wi-Fi 6E or Wi-Fi 7, while others provide only wired Ethernet. A model with built-in wireless usually includes Bluetooth as well, but confirm both features in the specifications before purchase. If you use a wired connection, you may save money with a non-Wi-Fi version. For wireless gaming or large downloads, also check the antenna design, Ethernet speed, and router compatibility, since the motherboard cannot improve a weak network signal by sheer optimism.
