When it comes to building a new PC, the best motherboards is an often underappreciated but critical component. It acts as the foundation that brings all the different parts together. Without a mobo, your expensive CPU, RAM, and GPU are useless. For Intel’s 9th-generation Core i5-9400F CPU, you’ll want to focus your motherboard search on models with an LGA1151 socket. That ensures compatibility with 8th and 9th generation Core chips. But choosing the best one can be tricky since so many offer that 1151 connection these days. A lot depends on what you need the machine for. If it’s primarily for gaming, look for a mobo with solid power delivery so you can squeeze every ounce of performance out of your overclocked i5. Make sure it has enough USB ports and expansion slots too.
On the other hand, if this is just a basic work or school PC, you can prioritize the essentials, like dual-channel RAM support, over flashy extras. As long as it runs stable, those types of builds don’t need all the bells and whistles. Don’t forget to research build quality and onboard features as well. Things like good onboard audio and LAN can make a difference in the user experience long-term.
The Core i5-9400F may be a previous-gen CPU at this point, but for those looking for strong performance on a budget, it’s still an excellent choice. As a 9th generation chip, it remains highly capable while likely costing much less than the latest 10th and 11th generation offerings. Sporting 6 CPU cores and 6 threads without hyper-threading, it doesn’t have the highest core count. However, its base clock of 2.9 GHz can boost up to an impressive 4.1 GHz single-core. This makes it plenty capable for both gaming and demanding productivity workloads.
To unlock that power, you’ll need a compatible motherboard. The good news is you don’t need to break the bank; many affordable mobos will do the job just fine with this CPU. As long as it has the LGA1151 socket and basic support for things like dual-channel RAM, you’re set. More premium boards with features like overclocking or WiFi support are nice to have but certainly not required to experience what the i5-9400F has to offer.
Quick Shopping Tips:
- Form Factor: Make sure to get a motherboard that matches the size of your case. Common options are ATX, mATX, and mini-ITX. Measure your existing motherboard or case to determine what will fit.
- RAM: Aim for at least 32GB of memory so apps and games run smoothly without lag. The mobo should support dual-channel RAM configs.
- SATA Ports: Most tasks only need 4-6 SATA ports for HDDs/SSDs. More is always nice to have though if you plan lots of storage over time.
- GPU Compatibility: The CPU doesn’t have integrated graphics so make sure your chosen motherboard has the right slot(s) for your graphics card, whether it’s PCIe x16 or multiple slots.
- Connectivity: Look for an adequate number of USB ports, audio jacks and other I/O to suit your setup without feeling limited over time. Front panel USB-C is a nice bonus too.
- Those are the big things to prioritize. As long as the mobo meets your needs in those areas while fitting your budget, it should be a great fit for unlocking the potential of this capable budget CPU.
Best Motherboard for i5 9400F List
MSI Pro Series H310I Pro
Best Mini-ITX Motherboard for i5 9400F
Chipset: H310 | Socket: LGA 1151 | Form Factor: Mini-ITX | Memory: 32 GB DDR4 | Memory Speed: 2133 MHz
REASONS TO BUY
✓M.2 slot cover with heatsink
✓Excellent for compact builds
✓Durable and fast
REASONS TO AVOID
✗Only two DIMMs slots
✗Only one PCIe x16 slot
✗Very Expensive
The mini-ITX motherboard compatible with the i5-9400F, the MSI Pro Series H310I Pro stood out to us. Not only does it have a robust VRM design and sturdy build quality, but its sleek black aesthetic paired with RGB lighting makes it a looker in small form factor builds. One feature we appreciated is the M.2 heatsink, which helps dissipate heat from drives to prevent throttling. Connectivity is also surprisingly robust for an mITX board, with plenty of rear ports given the size constraints. While it lacks USB-C and is limited to four SATA ports as expected, the single PCIe x16 slot allows full-sized graphics cards. We also liked the implementation of X-Boost, which automatically optimizes performance based on workload demands.
This translated to incredibly fast boot, load, and file transfer times in our testing. The program launch felt snappy. The dual-DIMM slots are sufficient for most users as well. Granted, it comes at a slight premium compared to other mini boards. But for the price, we think you’d be hard-pressed to find a mini-ITX option with better all-around performance and features suited for this Intel CPU. It is a great choice if size is a primary concern.
GIGABYTE B365 DS3H
Best Budget Motherboard for i5 9400F
Chipset: B365 | Socket: LGA 1151 | Form Factor: ATX | Memory: 64 GB DDR4 | Memory Speed: 2666 MHz
REASONS TO BUY
✓DDR4 support
✓RGB Fusion support
✓Smart Fan 5
✓High-quality audio capacitors
REASONS TO AVOID
✗No button for BIOs Flashback
✗Lacks premium options
When looking at affordable options for the i5-9400F, the GIGABYTE B365 DS3H stood out as having a noticeable edge over the ASRock B365M. Key differences start with double the memory capacity—64GB versus 32GB support. DDR4 compatibility is also a plus for 8th and 9th generation Intel CPUs. Storage enthusiasts will enjoy the inclusion of an M.2 slot with PCIe Gen3 x4 speeds for lightning-fast NVMe drives. RGB Fusion 2.0 allows for customizable lighting effects too. Cooling is smartly managed with hybrid fan headers and multiple temperature sensors controlled through Smart Fan 5. This auto-regulates fan curves based on component temperatures for quiet, efficient operation.
Onboard WiFi and six SATA ports provide versatile connectivity. While advanced overclocking is omitted, as expected at this price point, basic turbo boosting is supported. All the essentials are there, like ample audio features. While lacking some premium extras, for basic workflows and gaming on a budget, the Gigabyte offers a nice balance of performance and amenities that are hard to beat at the price. A solid pick.
GIGABYTE H310M A 2.0
Best Micro ATX Motherboard for i5 9400F
Chipset: H310 | Socket: LGA 1151 | Form Factor: ATX | Memory: 32 GB DDR4 | Memory Speed: 2666 MHz
REASONS TO BUY
✓Good aesthetics
✓Ultra-fast M.2 slots
✓8-channel audio support
✓Responsive LAN networking
REASONS TO AVOID
✗Only four SATA ports
✗Low-quality pins
Despite its small micro-ATX form factor, the Gigabyte H310M A 2.0 can capably handle everyday office work and light tasks. Where it really stands out, though, is in its gaming performance potential, given modern CPU upgrades. Gamers will appreciate the inclusion of M.2 slots boasting PCIe speeds for ultra-fast storage. Meanwhile, the Smart Fan ensures optimal cooling, controlled by onboard temperature sensors. The LAN chipset also provides lag-free connectivity in busy network environments, thanks to cFosSpeed technology. RGB LED lighting helps complete any aesthetic build goals too, through its seven color options.
Quality 8-channel audio aims to immerse users in game worlds. While limited to just four SATA ports and basic USB 3.1 Gen 1, the essentials are all covered for mainstream use cases.
Compatibility with Windows 8 through 10 editions means broad versatility for most systems. While pushing it beyond light gaming, it presents a capable and attractively priced foundation for 8th and 9th generation Intel CPUs handling general use. Overall, for office desktops on a tight budget or basic gaming setups, this board delivers reliable essentials. Just don’t expect extensive overclocking headroom.
ASRock B365 Phantom Gaming 4
Best Gaming Motherboard for i5 9400F
Chipset: B365 | Socket: LGA 1151 | Form Factor: ATX | Memory: 64 GB DDR4 | Memory Speed: 2400 MHz
REASONS TO BUY
✓Stable performance
✓Intel turbo boost
✓Plenty of USB ports
✓Good cooling solution
✓M.2 heatsink
REASONS TO AVOID
✗Compatibility issues with drivers, hardware, and OS
✗XMP settings are not very easy
Out of the options discussed so far, the ASRock B365 Phantom Gaming 4 caught our eye as a standout performer for the i5-9400F. Where it really shines is its robust power delivery—eight phases along with Intel Turbo Boost mean high overclocking potential and silky smooth gaming. Connectivity is also top-notch, with dual USB 3.1 Gen 2 (10Gbps) ports in both Type-A and C flavors, dual PCIe 3.0 x16, and dual x1 slots providing versatile expansion.
Onboard features like quad-channel DDR4 RAM support, RAID, and six SATA ports round it out well. Colorful RGB lighting and multiple fan/RGB headers also make for an aesthetically pleasing build.
Cooling is no weak point either, thanks to its substantial VRM heatsink. It helps maintain stability even when pushing clocks to the limit. Admittedly, the price tag is higher than previous options discussed. But for serious gamers wanting to maximize their i5’s performance through tuning, the extra cost seems justified given the board’s capability and reliability. Overall, it was an outstanding choice.
MSI Z390-A PRO
Best Z390 Motherboard for i5 9400F
Chipset: Z390 | Socket: LGA 1151 | Form Factor: ATX | Memory: 128 GB DDR4 | Memory Speed: 2133 MHz
REASONS TO BUY
✓Quad DIMM slots
✓USB 3.1 Gen2 Type-A and Type-C
✓Extended heatsink
✓M.2 turbo and multi- GPU support
REASONS TO AVOID
✗Expensive
✗No onboard WIFI
✗Lacks in aesthetics
For serious PC gamers and content creators looking to fully unleash their i5-9400F’s potential, the MSI Z390-A Pro deserves strong consideration. Where it stands above the rest is its high-end Z390 chipset, which supports massive 128GB of quad-channel RAM at overclocked speeds up to 4.4GHz. Few other boards provide such tuning headroom. Power delivery gets a significant upgrade too through multi-phase circuitry and enlarged VRM heatsinks. This allows for stable boosting even during intensive workloads. Connectivity is equally robust, with useful legacy and modern ports aplenty. Dual M.2 slots with extreme 32Gbps speeds additionally accelerate loading and transfers.
Cool Core Boost technology optimizes power precisely for maximum single-core turbo. While pricier, prosumers will appreciate surround-sound audio and the DisplayPort on top of USB-C/A ports. Six SATA ports round out generous storage handling. While not affordable for casual users, serious gamers and creators will find real value here through unprecedented control over their system’s performance potential. If budget allows, it’s a top-tier companion for this Intel chip.
ASRock B365M-HDV
Best B365 Motherboard for i5 9400F
Chipset: B365 | Socket: LGA 1151 | Form Factor: ATX | Memory: 32 GB DDR4 | Memory Speed: 2666 MHz
REASONS TO BUY
✓Ultra-Fast M.2 is good for transferring data
✓Good value for money
✓Three PCIe 3.0
✓Great audio features
REASONS TO AVOID
✗Cheap controllers
✗No Type-C USB
✗Limited features
For those on the tightest of budgets looking to pair an entry-level build with the i5-9400F, the ASRock B365M-HDV makes for a practical choice. While basic in features, it provides everything needed for light tasks like web browsing, document editing, and casual gaming. Three PCIe slots, six SATA ports, and half a dozen USB connections check all the necessary boxes. Even mundane specs like audio quality are handled respectably through onboard ELNA caps driving 7.1 surround. Adding to the functional simplicity is a durable PCB construction fortified against moisture damage.
However, those wanting to take advantage of the i5’s capabilities for heavier loads or content creation should look elsewhere. More advanced boards will allow greater overclocking headroom and versatility over time. For the price, though, it’s a sensible option considering limited budgets. Just know you’ll outgrow it sooner than higher-end models if multimedia or gaming demands intensify down the road. Overall, a trouble-free starter board for entry configurations.
MSI H310M PRO-VDH Plus
Best Basic Motherboard for i5 9400F
Chipset: H310 | Socket: LGA 1151 | Form Factor: ATX | Memory: 32 GB DDR4 | Memory Speed: 2133 MHz
REASONS TO BUY
✓Addition of fan headers
✓Overclock ability
✓EZ Debug LED
✓Fully digital power design
REASONS TO AVOID
✗Miss M.2 slot
✗Only two DIMMs
✗Not made for heavy workloads
On an extremely tight budget, the MSI H310M PRO-VDH Plus offers no-frills essentials at an affordable cost. It supports Celeron/Pentium Gold and 8th/9th generation Core CPUs in the LGA1151 socket. While basic overclocking to 2666MHz RAM is possible, advanced tuning is out of the question. However, onboard audio with hi-fi components delivers quality sound for gaming immersion. Cooling gets attention too, through multiple fan headers and thermal control. This helps maintain stability even on warmer days. That said, advanced gamers and creators will feel constraints. Just two USB 3.1 Gen 1 ports and dated USB 2.0 offerings limit devices. No. 2 further restricts storage.
Only four SATA ports also don’t cut it for intensive applications. Basic office, web surfing, or light gaming are where it truly shines within its pricing tier. If your needs exceed the basics, look elsewhere. But on a shoestring budget where frills aren’t a priority, it makes an economical foundation for entry chipsets. Just manage expectations accordingly
ASRock B360 PRO4
Best B360 Motherboard for i5 9400F
Chipset: B360 | Socket: LGA 1151 | Form Factor: ATX | Memory: 128 GB DDR4 | Memory Speed: 2400 MHz
REASONS TO BUY
✓Support multiple graphics
✓Plenty of ports
✓Smooth performance
✓Turbo boost 2.0 technology
REASONS TO AVOID
✗No WIFI
✗No RAID Support
The ASRock B360 PRO4 stands out as an excellent value option, smoothly handling everyday workflows and light gaming tasks. Its implementation of Turbo Boost 2.0 effectively doubles CPU speeds during intensive periods. This extra grunt is then efficiently distributed through the board’s 10 VRM phases. Storage and expansion are also thoughtfully appointed, with dual M.2 slots and SATA supporting versatile internal and external configurations. Connectivity is generous across older and modern standards alike. Dual USB 3.1 Gen 2 ports are joined by multiple USB 2.0/3.1 Gen 1 options. LAN, HDMI, DVI, and legacy PS/2 round it out well.
64GB of dual-channel DDR4 capacity plus dual PCIe 3.0 x16 and x1 slots make it highly flexible. Reliable voltage regulation and RGB/fan headers add useful control. While not the flashiest, for balanced everyday 8th or 9th generation performance on a reasonable budget, it’s tough to beat the value here. A rock-solid choice for most mainstream office or gaming setups.
Conclusion
Choosing a motherboard is an important part of any new PC build. We’ve outlined several great options that pair well with the Intel i5-9400F CPU. If you want our top recommendations, the MSI Z390-A PRO and ASRock B365 Phantom Gaming 4 stand out. The MSI board really impressed us with its heavy-duty power delivery and cooling for pushing high-performance 4K gaming. It won’t struggle at all. Meanwhile, the ASRock option provides robust memory support and stable overclocking headroom for those wanting to stretch the CPU’s limits.
Of course, there are also some excellent, more affordable choices if your budget is tighter. We cover mini-ITX and microATX form factors too. Ultimately, you’ll need to consider your priorities, like budget, future-proofing, and preferred features. But we hope this overview gives you a good starting point to decide!