The NVIDIA RTX 3090 is a huge GPU with gaming, creative and professional workloads performance without peer. Regardless if your building a top of the line gaming rig, or a stationary 3D rendering or AI processing workstation, connecting the RTX 3090 with the right motherboard allows. But without a motherboard, your PC would be nothing more than a box with components — there would be no compatibility, no stability, no access to the superfluous features that help maximum your PC’s potential.
In this article, we’ll take a look at the very best motherboards for the RTX 3090, what processors will be ideal to go with and whether of not the RTX 3090 is too much fucls for gaming let as well as what power supply is required to build a solid RTX 3090 system.
Table of Contents
What’s so important about the RTX 3090 motherboard?

The RTX 3090 is a beast of a graphics card, and it needs a motherboard that can handle dozens of USB ports and super high power requirements along with handling the extras that come from having such a powerful card. A compatible motherboard ensures:
- Prevents throttling or performance drops by delivering stable power and also.
- Provides high bandwidth to PCI 4.0 enable high bandwidth for GPU and ensure the GPU operate at peak efficiency.
- Potential for taking the CPU and GPU over clocking for higher performance.
- Support for DDR5 memory and PCIe 5.0 slots make future proofing for your next generation system very easy.
A bad motherboard will throttle your RTX 3090 through bottlenecks that ultimately limit the potential performance of your GPU and may even cause your entire system to crash.
Top Motherboards for the RTX 3090:
Here are some of the best motherboards for different budgets and use cases:
For Intel Builds:
ASUS ROG Maximus Z790 Hero:
- Key Features: 20+1 power stage of the GPU, connectivity with PCIe 5.0, compatibility with the DDR5 memory type.
- Why It’s Great: An excellent level of OC support and many exclusive bonuses will suit users with high demands.
MSI MPG Z690 Carbon WiFi:
- Key Features: PCIE 4.0, Wi-Fi 6E, high efficiency VRM layout.
- Why It’s Great: All-round performer with a very competitive price.
Gigabyte Z790 AORUS Master:
- Key Features: PCIe 5.0, 10GbE LAN, new methodology of cooling system.
- Why It’s Great: Especially good for those who create content or game and don’t want any limitations by the connection speed/quality and overheating issues.
For AMD Builds:
Read More: What Is the Next Level Up on a Motherboard After B650
ASUS ROG Crosshair X670E Hero:
- Key Features: PCIe 5.0, enhanced DDR5 support, intricate Voltage Regulator Modules.
- Why It’s Great: Perfect for deluxe Ryzen implementations with great durability and efficiency.
MSI MAG B550 Tomahawk:
- Key Features: High-performance PCIe 4.0 support, reliable VRMs, an affordable price.
- Why It’s Great: An affordable version of this product that retains all the key components.
ASRock X670E Taichi:
- Key Features: PCIe 5.0, Wi-Fi 6E, 24-phase power delivery.
- Why It’s Great: Loaded with features for the high end performance.
The Best Processor for the RTX 3090?
To get rid of bottlenecks problems, it is recommended to pair the graphics card with a powerful CPU. The best processor depends on whether you choose Intel or AMD for your build:
- For Intel: Ideally, you should go with the Intel Core i9-13900K or the Core i7-13700K. Single core performance and multithreaded performance: they each provide tremendous value as the most important feature for gaming or productivity usage.
- For AMD: The best choices are the AMD Ryzen 9 7950X or the Ryzen 7 7800X3D. They are using an advanced architecture of AMD for delivering satisfactory gaming and professional performance.
If you’re a little restricted by your budget, the Intel Core i5-13600K should suffice, or you can go for the AMD Ryzen 5 7600X.
Is RTX 3090 enough for gaming?

Indeed, the new Nvidia RTX 3090 is all you need for gaming. In fact, it is among the strongest GPUs to date with the ability to support high resolution as well as intense graphical display settings. Here’s why:
4K and Beyond:
Our RTX 3090 review is the following: The product is great for 4K gaming as it produces high frame rates even in demanding games. It also can do 8K gaming, although I feel this is a little more specialized.
Ray Tracing and DLSS:
Ray tracing at its highest level and DLSS compatibility, the RTX 3090 is a great choice for impressive video performance without losing FPS.
Future-Proofing:
Windows Central said the RTX 3090 has got 24GB of GDDR6X VRAM to support future games that will include gems with ultra-stable high-resolution textures and complex shady impact.
Is It Overkill?
As for the majority of gamers, the RTX 3090 is too much, especially for 1080p or 1440p titles. In such cases, the more economical choices are the RTX 3080 or the RTX 4070 Ti.
What PSU Wattage Is Considered the bare Minimum for the RTX 3090?
The RTX 3090 is a very demanding GPU that consumes quite a lot of power and should always work with a good quality power supply. NVIDIA recommends a minimum of 750W, but here’s a more detailed breakdown:
Wattage:
- 750W: Ideal for systems having one Graphics Card along with an inferior mid ranger Processor.
- 850W: Designed for premium use, high-end CPUs, overclocking, or with other extra parts.
- 1000W or More: Perfect for performance or unlimited projects or for later modifications.
Efficiency:
When selecting a PSU, ensure that it has an 80 Plus Gold certification for the BEST efficiency and reliability should come with the unit.
Trusted Brands:
The best quality power supplies are Corsair, EVGA, Seasonic, Cooler Master and should be used.
Read more : Am5 Motherboard Tier List
How to Select the Proper Motherboard for Your RTX 3090 Build?
- Determine Your Use Case:Is it a gaming rig, content creator’s machine, or a general-purpose one that you are putting together? Gaming builds will generally focus on GPU, yet workstations might need extra PCIe locations, and more opportunities within storage.
- Set a Budget:Motherboards are priced between $150 and over $500. Define your budget and always remember the phrase ‘ You get what you pay for’ when choosing features of the software.
- Check Compatibility:Make sure that the motherboard is compatible with your processor and case, and size (ATX, Micro-ATX, Mini-ITX etc.).
- Research Reviews:It helps to read a few of the end user and expert’s reviews to confirm the reliability and performance of the selected mothervboard.
FAQs
1. Which is the best motherboard for Nvidia RTX 3090?
The ASUS ROG Maximus Z790 Hero (Intel) or ASUS ROG Crosshair X670E Hero (AMD) makes sure of this.
2. Which processors complement the RTX 3090 the most?
Latest Core i9-13900K or even Ryzen 9 7950X prevents any chance of bottleneck occurrence.
3. Does the RTX 3090 meet gaming requirements?
In fact, it does a fabulous job at handling gaming at 4K and the newer fangled ray-tracing tech.
4. Which PSU is compatible with the RTX 3090?
It is advised to use an 850W PSU to keep things stable, but at least 750W PSU is required.
5. Is the RTX 3090 ideal for gaming too much?
Of course, it’s excessive for 1080p or 1440p and you will have more sense with the RTX 3080 or 4070 Ti here.
Conclusion
The RTX 3090 is a powerful GPU that is produced by NVIDIA for gaming, creating, and even business applications at 4K. For the best performance, use it with a PCIe 4.0 motherboard such as ASUS ROG Maximus Z790 Hero or Crosshair X670E Hero and the most recent processor, Intel i9-13900K or Ryzen 9 7950X. An 850W PSU guarantees the energy supply and efficiency. Although still unnecessary for the vast majority of gamers it is perfect for those who want to push performance to the limit and look ahead. If you assemble all the right components, there’s nothing that you can do to make the RTX 3090 struggle.