Best Motherboard for Intel Core i9 9900k

Intel’s Core i9 9900k is among the best processor for gaming performance with a low budget. This 9th generation of Intel Core i9 processor has 8 cores and 16 threads with a base processor frequency of 3.60 GHz.

In this guide, we’ll be looking at some of the best motherboards for Intel Core i9 9900k. The Intel Z390 Chipset is the ideal motherboard for this processor, as it will help the processor run more efficiently and effectively.

So without further ado, let’s jump straight into the list.

1. Gigabyte Z390 Aorus Xtreme – Best Motherboard for Intel Core i9 9900k

Gigabyte Z390 Auros Xtreme - Best Motherboard for Intel Core i9 9900k

If you are looking for gaming performance and heavy processor usage, then this mobo is for you. This E-ATX (30.5×27.1 cm) motherboard can support high-end processors such as Intel Core i9 9900k through its 1151 socket.

The best thing about this mobo is that it can support up to 3 M.2 Hard Drives that adds to its value. Not only that, but also it has 6 SATA connectors for your regular hard drives and the Intel Optane Memory Ready feature.

You will never have to upgrade for more memory since it can support up to 128 GB of DDR4 RAM through its 4 RAM slots.

For Expansion Slots, the user is given many options. With it 3 PCI-E x16 3.0 slots (running at x16/x8/x4 mode), the user can add multiple expansions cards for incredible performance. Speaking of multiple cards, this mobo allows Nvidia Quad SLI and 2-Way SLI Technologies and AMD Quad GPU Crossfire and 3-Way/2-Way Crossfire Technologies for its multi-GPU options. The remaining are 2 PCI-E x16 slots running at x1 mode for your regular cards.

Just Like Expansion slots, the USB options are not limited as well. We have 3 USB 3.1 Gen 2 Type-C ports with 4 USB 3.1 Gen 2 Type-A ports (red). It’s 4 USB 3.1 Gen 1 ports, and 6 USB 2.0 also adds value to this motherboard.

This mobo also offers Aquantia GbE LAN Chip and Intel GbE LAN PHY, giving you the best internet performance and lesser pings with your ethernet connection. Furthermore, you’ll never need a sound card or an AMP because of its Realtek ALC 1220-VB Codec High Definition Audio, unless you’re doing some serious Audio Editing.

Also, this over-clock friendly motherboard has easy to use and understand UEFI BIOS.

Final Thoughts

The 3 SSD transfer data to its 128 GB of DDR4 RAMs efficiently with the processing power of i9 9900k and multi-GPU will result in a tremendous amount of performance and power.


  • 17 USB Options
  • Good Audio Quality with Best LAN Chips
  • 3 M.2 Slots
  • UEFI BIOS that is easy to understand


  • The price is a little High.

2. Gigabyte Z390 Aorus Ultra – Budget Option for Core i9 9900k

Gigabyte Z390 AORUS ULTRA - Cheap Option for Intel Core i9 9900k

Just like the previous mobo, this one also gives many features and options to its users. This ATX motherboard can run 8th generation and 9th generation of all Intel Core processors, especially i9 9900k.

The user is getting a maximum of 128 GB of DDR4 RAM that can make your PC perform extremely well when paired with Intel Core i9 9900k. The 3 M.2 connectors and 6 SATA connectors also add up the value to this product.

Do you need many USB ports for your external components? Then this mobo is for you. Gigabyte Z390 Aorus Ultra features 6 USB 3.1 Gen 2 ports, 3 of them are Type-C, and the remaining are Type-A. There are also 4 USB 3.1 Gen 1 and 8 USB 2.0 ports available on this motherboard.

We are also getting 3 PCIe 3.0 x16 slots (running at x16/x8/x4 mode) that are capable of supporting multiple graphics cards. For Nvidia, it will support Quad-GPU and 2-Way SLI technology. And for AMD, it will support Quad-GPU and 3-Way/2-Way Crossfire Technology. There are 3 more PCIe slots, but these run at x1 mode.

For the best internet connectivity, we are given Intel GbE LAN Chip for the ethernet and Intel CNVi for wireless connection. It also has Bluetooth 5.0 that allows you to connect your Bluetooth device to the computer. With these specs, you will get excellent internet performance and less latency in your games.

Talking about its looks, this motherboard features RGB fusion and aesthetic looks. Now let’s talk about its overclocking ability. Gigabyte Z390 Aorus Ultra features easy and updated UEFI BIOS with12+1 Power Phase Design made for over-clocking.

Final Thoughts

Many best and high-end features are given with this motherboard at a very reasonable price. Its looks and specs add huge value. Also, Bluetooth connectivity can come in handy in many applications.


  • Heat sink with all 3 M.2 connectors
  • Many USB options
  • Updated BIOS and 12+1 Power Phase Design makes it overclock friendly.
  • RGB Fusion


  • Customer Service can be improved.


There are many motherboards out there in the market that support Intel Core i9 9900k processor. But choosing the best motherboard for Intel Core i9 9900k has always been a challenge for many people. In this guide, we have taken a look at two of the best motherboards by gigabyte that can support the 8th gen and 9th gen of all Intel Core processors, but mainly Intel Core i9 9900k. You can also check a very detailed article on this topic at CanonBall Blog.

If you have any questions or feedback then feel free to leave a comment down below.


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