Best SLI Motherboard in 2021 – Reviews & Buying Guide

If you’re one who wants to take its PC performance to the extreme, you must need the best SLI motherboard installed in your system. The main reason for this is that, the more the merrier. In other words, the more graphics cards your PC has, the easier it will be for you to gain high-level graphics with a stable frame rate.

But if you aren’t sure about the best motherboard for SLI that you can purchase, then just keep reading. Because in this article – we have reviewed one of the best SLI motherboards including their features & specifications. We have also provided a helpful buying guide which makes your selection easier.

However, if you’re in a hurry, then we recommend you – MSI MPG X570 Gaming Carbon; This motherboard supports 2^nd & 3^rd Gen AMD Ryzen processors for AM4 CPU socket. This board comes equipped with multiple ultra-fast M.2 slots, delivering a maximum data transfer speed of 64Gb/s.

Not just this, it also has an innovative M.2 Shield FROZR that extends the motherboard’s heatsink over M.2 SSDs to prevent thermal throttling.

Also, read our latest guide about Best H470 Motherboards

MSI MPG X570 Gaming PRO Carbons

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We all know, MSI is a trusty brand that offers one of the best budget motherboards for gaming & non-gaming purposes. And this MPG X570 Motherboard is one of those motherboards. This motherboard supports 2^nd & 3^rd Gen AMD Ryzen processors for AM4 CPU socket.

Moreover, it supports 128GB DDR4 memory with a maximum memory speed of 2666MHz. When it comes to performance, controlling heat is essential – that’s why this best motherboard for SLI is actively cooled to sustain performance. Additionally, this board comes equipped with multiple ultra-fast M.2 slots, delivering a maximum data transfer speed of 64Gb/s.

But even the world’s fastest SSDs can cool down when they got heated. This is where the innovative M.2 Shield FROZR of this motherboard comes into play. It extends the motherboard’s heatsink over M.2 SSDs to prevent thermal throttling. Plus, it also comes with advanced Core Boost technology to support more cores and provide better performance.

Furthermore, this best SLI motherboard comes equipped with the latest onboard Wi-Fi 6 solution with two-way MI-MUMO technology, delivering a maximum transmission speed of up to 2.4Gbps. Not just this, it also comes equipped with Audio Boost 4 technology for an immersive sound experience.

Overall, this MSI MPG X570 Motherboard is specifically designed for hardcore gamers & enthusiasts, looking for a high-performance SLI motherboard with an intense look.

GIGABYTE Z390 AORUS Ultra

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If you’re ready to invest in a high-motherboard without worrying about the price point, then this Gigabyte Aorus Motherboard would be an excellent option for you. This motherboard is exclusively designed to get the full potential of the latest 8^th & 9^th Gen Intel Core processors for LGA 1151 CPU socket.

Moreover, this best SLI motherboard supports dual-channel DDR4 memory technology and comes equipped with four memory slots. When it comes to design, this Gigabyte motherboard uses 12+1 Phases Digital VRM Solution with DrMOS to fulfill the power demands of the latest Intel Core processors.

Additionally, this best motherboard for SLI under $500 features an advanced thermal design that keeps your computer system cool while enhancing overall performance. With the innovative smart fan 5 feature, users can ensure that gaming PC can maintain their performance while dealing with demanding tasks.

What’s more, this board comes with triple ultra-fast M.2 slots for maximum data transfer speed. Not just this, it also comes with an advanced thermal solution for M.2 SSDs, while the M.2 thermal guard is there to prevent thermal throttling.

Not just this, this Gigabyte Aorus motherboard comes with Intel’s next-gen wireless solution which enables Gigabit wireless performance while offering smooth video streaming and gaming performance.

Lastly, this model comes equipped with ultra-durable protection features, including an integrated I/O shield, PCIe armor, and memory armor for maximum durability & longevity of the product.

ASUS Prime Z390-A Motherboard

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If you’re a budget user and looking for a decent SLI motherboard from a trusty brand, then don’t worry – this ASUS Prime Motherboard has got you covered. It is exclusively designed to unleash the full potential latest Intel Core, Pentium Gold, and Celeron processors for enhanced speed and performance.

Moreover, this best motherboard for SLI supports 32GB DDR4 memory and comes equipped with 4 DIMM slots. When it comes to design, this ASUS Prime motherboard features appealing to eyes design which makes it top-notch for both normal and professional users.

Additionally, it features a superior thermal solution that allows users that their PC will stay cool & stable under heavy workloads. Plus, it also features ASUS’s Exclusive 5-way Optimization feature that has the ability to intelligently overclock a processor based on smart prediction & thermal telemetry.

What’s more, it comes with 4x PCI-Express 3.0/2.0 bandwidth – the M.2 slots support up to 32Gbps maximum data transfer speed. Not just this, it also comes with ASUS Optimum II technology for added performance.

Besides, this Z390-A motherboard is backward compatible with USB 3.1 Gen2 Type-A and reversible USB 3.1 Gen2 Type-C ports, so users will experience ultimate speed.

Furthermore, this model uses a unique Audio CODEC that is specifically designed in collaboration with Realtek, delivering high-quality, immersive, and crystal clear sound quality.

GIGABYTE Z490 AORUS Master

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Here is another high-performance SLI motherboard from the house of Gigabyte. This Aorus Master Motherboard is fully compatible with the latest Intel Core processors for LGA 1200 CPU socket. Moreover, it supports 128GB  DDR4 memory and comes equipped with four memory slots.

When it comes to design, this Gigabyte board uses 14 Phases Digital VRM solution with 90A smart stages to deliver maximum current delivery to the motherboard’s most power-hungry components.

Additionally, this best SLI motherboard also uses next-generation VRM cooling fins array and Direct Touch Heatpipe with NanoCarbon coating for advanced cooling performance.

Also, read our review about Gigabyte X570S AORUS Master

Plus, this Gigabyte Aorus Master Motherboard has upgraded its compatibility with fast profiles but also uses a redesigned Shielded memory design that minimizes noise & electrical interference.

What’s more, this board comes with triple ultra-fast M.2 slots for maximum data transfer speed. While the innovative M.2 Shield FROZR is there to prevent the M.2 SSDs from thermal throttling. Not just this, it also comes equipped with a Rear USB 3.2 Gen2 Type-C for added performance.

Furthermore, this model comes equipped with onboard Intel 2.5GbE LAN and Intel Wi-Fi 6 for maximum networking. Besides, it also comes equipped with high-audio capacitors to provide studio-grade sound quality.

ASRock X299 Taichi Motherboard

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This brand has made its name in the motherboard manufacturing industry by offering high-performance motherboards to its loyal customers. And this Taichi motherboard is one of those motherboards. This ASRock motherboard supports Intel Core X-Series of processors for the LGA 2066 CPU socket.

Moreover, this best X299 motherboard supports 256GB DDR4 memory with a maximum memory speed of 2133MHz. When it comes to design, this best motherboard for SLI I made up of premium quality materials for maximum durability & longevity of the product.

Additionally, this ASRock motherboard features an extra-large aluminum heatsink design that keeps your cool & stable when you’re doing high-intensive tasks. Plus, it also features NVIDIA 3-way SLI and 3-way AMD CrossfireX technology for enhanced performance.

What’s more, this best SLI motherboard comes with multiple PCI-Express slots including 4x PCI-E 3.0 x16 slots, 1x PCIe 3.0 x1 slot for maximum data transfer speeds. Not just this, it also comes with multiple USB ports for extensive connectivity. Plus, it also comes with dual Ultra-fast M.2 slots.

Furthermore, this ASRock X299 Taichi motherboard features advanced onboard 2.5 Gigabit LAN and Wi-Fi 6 for maximum networking & connectivity. Besides, this model also features 7.1-Channel HD Audio CDOEC for crystal clear sound quality.

However, the only downside of this model is that it is on the pricier side around $400.

MSI MPG X570 Gaming EDGE WiFi

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If you’re looking for a high-performance, good-looking, and yet affordable Wi-Fi motherboard, this MSI Gaming Edge Motherboard is a perfect option. This MSI motherboard supports 2^nd & 3^rd Gen AMD Ryzen processors with Radeon Vega graphics Desktop processors for AM4 CPU socket.

Moreover, it also supports 128GB DDR4 memory with a maximum memory speed of 2666MHz. Additionally, this best SLI motherboard features MSI’s Exclusive Core Boost technology for optimal power delivery and DDR4 Boost for maximum memory stability and performance.

Plus, this board also features an advanced cooling solution that keeps your computer system cool while enhancing the overall performance of the system.

What’s more, with MSI’s lightning-fast Gen4 PCI-E – users can attach ultra-fast PCI-E 4.0 devices and enjoy up to 64GB/s unidirectional data transfer speed. Not just this, it also comes with MSI Mystic Light, so users can personalize their gaming PC with over 16.8 Million colors and 29 different lighting effects.

Furthermore, this MSI MPG X570 Motherboard comes equipped with an onboard high-speed wireless network with the latest Intel Wi-Fi & Bluetooth solution delivering a maximum transmission speed of up to 433Mbps.

Besides, this best wi-fi motherboard also comes equipped with Audio Boost 4 technology with Nahimic 3 software, delivering impressive sound quality. So, if you’re a budget user and looking for a high-quality and well-priced motherboard, then your search ends here!

ASUS TUF X570-PLUS

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Here is another high-performance and yet affordable motherboard for SLI. This ASUS TUF Motherboard is ready to support 2^nd & 3^rd Gen AMD Ryzen processors for maximized speed and connectivity. Moreover, it also supports 128GB DDR4 memory with a maximum memory speed of 4400MHz.

When it comes to design, this best X570 motherboard is engineered using military-grade TUF components including ProCool socket, and Digi+ VRM for maximum durability. Additionally, this board uses a comprehensive cooling solution including a PCH heatsink, VRM heatsink, M.2 heatsink, and multiple fan headers.

What’s more, this best motherboard for SLI under $200 comes with dual ultra-fast M.2 slots that support up to type 22110 and provide NVMe SSD RAID support with an amazing performance boost. Not just this, it also comes with ASUS SafeSlot and TUF LAnGuard, providing military-grade protection for maximum longevity.

Furthermore, this best budget SLI motherboard comes equipped with Exclusive Gigabit Ethernet and the latest Intel Wi-Fi 5 with 2×2 MU-MIMO technology for maximum networking & connectivity. For extensive connection options, this motherboard has USB 3.2 Gen2 Type-A/Type-C ports.

One of the great things about this model is that this is an Amazon-recommended motherboard which means you don’t have to worry about the quality, performance, and price point. Because Amazon only recommends high-quality and well-priced motherboards.

ASRock X470 Master SLI

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If you’re planning to build to medium-range PC, then this ASRock would be a perfect choice for you. This motherboard supports the latest AMD Ryzen processors for the AM4 CPU socket. Moreover, it also supports 64GB DDR4 memory and comes equipped with 4 DIMM slots.

When it comes to design, this ASRock motherboard is engineered using premium quality materials for maximum durability & longevity of the motherboard. Additionally, this motherboard features a premium cooling system for enhanced performance.

What’s more, this best AMD motherboard comes with multiple PCIe slots for maximum data transfer speed. Not just this, it also comes with various USB ports including 1x USB 3.1 Gen2 Type-A, 1x USB 3.1 Gen2 Type-C, 6x USB 3.1 Gen1, 1x HDMI, 1x PS/2 Mouse/Keyboard, and 1x Optical SPDIF Out.

One of the great things about this model is that it comes with a 3-years limited manufacturer warranty for customer peace of mind.

ASUS ROG X570-E Gaming Motherboard

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If you’re an enthusiast or hardcore gamer and looking for a high-performance motherboard for handling demanding tasks, then this ROG Strix is best for you. This ASUS Motherboard would be a perfect pairing for Zen 3 Ryzen 5000 & 3^rd Gen AMD Ryzen processors for AM4 CPU socket.

Moreover, this motherboard supports 128GB DDR4 memory with a maximum memory speed of 2133MHz. When it comes to design, this best SLI motherboard features a DIY-friendly design which includes Patended I/O Shield is finished in sleek matte black color and comes pre-mounted for ease of installation.

Additionally, this X570-E motherboard features ASUS’s Exclusive Armoury Crate feature that is specially designed to provide you with centralized of supported ASUS ROG products. This utility also lets you to easily customize RGB lighting and colors effects for compatible devices.

What’s more, this best gaming motherboard comes with dual PCIe 4.0 M.2  slots that support up to type 22110 socket and provide NVMe SSD RAID Support for maximum storage flexibility. Not just this, it also comes with ASUS Aura Sync RGB lighting for full control.

Furthermore, this best ATX motherboard comes equipped with lightning-fast 2.5G Ethernet and next-gen Intel Wi-Fi 6 that surpasses Gigabit speeds to take your LAN connection to the extreme.

GIGABYTE Z390 AORUS PRO Wi-Fi

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Lastly, we have another Gigabyte motherboard that offers SLI support. This Gigabyte motherboard support 8^th & 9^th Gen Intel Core processors for LGA 1151 CPU socket. Moreover, it supports dual-channel DDR4 memory with a maximum memory speed of 4400MHz.

When it comes to design, this motherboard uses a 12+1 Phase digital VRM solution with DrMOS power stages to deliver optimal and stable power delivery to the latest Intel processors. Plus, this board features an advanced thermal design for added performance.

Additionally, this Gigabyte motherboard comes equipped with an advanced smart fan 5 feature that allows users to interchange their fan headers to reflect different thermal sensors at different locations on the motherboard.

What’s more, this model comes equipped with multiple ultra-fast M.2 slots for maximum data transfer speed. Not just this, Gigabyte provides an advanced thermal solution for M.2 SSD devices. While the innovative M.2 thermal guard is there to prevent thermal throttling.

Furthermore, this motherboard features Intel’s advanced wireless network solution which enables gigabit wireless performance, offering a smooth gaming experience.

Ultimate Buying Guide For The Best SLI Motherboards

Finding the best motherboard for SLI can be a daunting task, especially for new buyers. But don’t worry, we have got you covered. In this guide, we have covered almost everything that every buyer should need to know before making the final purchase.

So, if you’re on the market or online to buy the best motherboard, then there are some factors that you must take into consideration before clicking the “add to cart†button.

Form Factor: The form factor refers to the physical size of the motherboard. Nowadays, motherboards are available in three different sizes ATX, Micro ATX, and Mini ITX. So, it is recommended to opt for a motherboard that properly fits your PC’s case.

Socket Type: A socket is where your CPU rests. Currently, two brands Intel & AMD are manufacturing CPU sockets. Intel motherboards only work with Intel sockets while AMD motherboards only work with AMD’s CPU socket which is AM4.

Chipset Type: The chipset is the most component of a motherboard. Because it affects everything from features to compatibility with other parts. Moreover, chipsets are also designed for either Intel or AMD CPU compatibility.

CPU Support: This refers to what processors are compatible with your motherboard.

Memory Support: This factor determines the type of RAM and how much RAM you can plug into your motherboard.

Expansion Slots: These slots are also called PCIe slots. These slots are used to insert graphics cards, sound cards, network cards, and many more.

Storage Options: This option refers to the kind of storage your motherboard can support. Most motherboards nowadays support M.2 slots. While the older ones support traditional SSDs & HDDs.

USB & Video Ports: Always make sure that how many ports your motherboard comes with. Because the more ports your mobo has, the more connectivity option you will get.

Disadvantages of SLI Motherboards:

Installation:

For buyers, one of the biggest disadvantages of going for an SLI motherboard is that it becomes highly expensive to install one for your PC. Because you need to buy additional graphics cards while also ensuring that, your system’s other components can able to handle this extra workload.

Heat:

Heat is also a major problem that is generated by these high-end motherboards. To resolve this issue, users will need to make sure that their motherboard not only has a superior thermal solution but also if the case that you’ve efficiently ventilated or not.

Conclusion:

We think that MSI MPG X570 Gaming Carbon is the best SLI motherboard in the market right now. This motherboard supports 2^nd & 3^rd Gen AMD Ryzen processors for AM4 CPU socket. This board comes equipped with multiple ultra-fast M.2 slots, delivering a maximum data transfer speed of 64Gb/s.

Not just this, it also has an innovative M.2 Shield FROZR that extends the motherboard’s heatsink over M.2 SSDs to prevent thermal throttling.

Second, we have got; GIGABYTE Z390 AORUS Ultra – this motherboard supports dual-channel DDR4 memory technology and comes equipped with four memory slots. When it comes to design, this Gigabyte motherboard uses 12+1 Phases Digital VRM Solution with DrMOS to fulfill the power demands of the latest Intel Core processors.

Moreover, this board comes with Intel’s next-gen wireless solution which enables Gigabit wireless performance while offering smooth video streaming and gaming performance.

Last but not the least, we have ASUS Prime Z390-A Motherboard; this board features a superior thermal solution that allows users that their PC will stay cool & stable under heavy workloads. Plus, it also features ASUS’s Exclusive 5-way Optimization feature that has the ability to intelligently overclock a processor based on smart prediction & thermal telemetry.

Moreover, this ASUS motherboard uses a unique Audio CODEC that is specifically designed in collaboration with Realtek, delivering high-quality, immersive, and crystal clear sound quality.

Frequently Asked Questions About Best SLI Motherboard

What is an SLI motherboard?

SLI Stands for Scalable Link Interface. It is a graphical technology designed by NVIDIA. This technology allows the users to run two NVIDIA SLI-Branded graphic processors at once for robust gaming performance. but to do this, users will need an SLI motherboard as we have reviewed above.

Can I use SLI on any motherboard?

To use SLI, your motherboard needs to have at least two PCIe x16 running at an interface of x8. Otherwise, you won’t be able to use SLI on your motherboard. Additionally, if your mobo has slots running at x16 and one at x4, it still won’t be SLI technology.

Is SLI motherboard good for gaming?

Basically, SLI & Crossfire technologies are designed to help users to get more performance in most cases where a single GPU can’t offer. Since high-end games require more graphics power, this is where multi-GPU (SLI) configuration comes in handy.