The MSI MEG X870E Ace Max features the high performance AMD X870E chipset and the AM5 socket, supporting AMD Ryzen 9000, 8000, and 7000 series desktop processors. This ATX motherboard is engineered for enthusiasts with a robust 18+2+1 Duet Rail Power System and support for DDR5 memory speeds of 8400+ MT/s (OC). It offers extreme connectivity options including dual USB4 40Gbps ports, Wi-Fi 7, and 10Gbps Super LAN for ultra fast networking. Storage capabilities are extensive with two Lightning Gen 5 M.2 slots and three Gen 4 M.2 slots, all kept cool by the double sided Shield Frozr thermal design.
Warning: This product contains a button battery
If swallowed, a lithium battery can cause severe or fatal injuries with 2 hours.
Keep batteries out of reach of children.
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Features
MEG X870E ACE MAX
The MEG X870E ACE MAX features premium styling with a sleek black metal nameplate and polished gold accents, reflecting its high-quality construction. Built on the latest AMD X870E chipset, it supports AMD Ryzen 9000, 8000 and 7000 Series processors. It includes OC Engine, PCIe 5.0 support, 10G and 5G LAN, USB4, Wi-Fi 7 connectivity, premium Frozr cooling and MSI’s EZ DIY design, setting a new benchmark for AMD X870E motherboards.
Ready for AI PC
MSI motherboards are designed with advanced hardware and technologies to support demanding workloads such as gaming and AI applications. MSI also integrates AI features into MSI Center and the BIOS, making system optimisation easier than ever.
AI Engine
Provides multiple categories that allow you to synchronise the applications you want to run, automatically optimising them to create a smoother computing experience.
AI LAN Manager
Optimises network performance and minimises latency, delivering a smooth and stable online experience.
Frozr AI Cooling
Automatically adjusts fan speeds to ensure the system remains cool, stable and operating at peak performance.
AI Boost
AI Boost is an MSI-exclusive feature that overclocks the NPU to deliver improved AI performance.
EZ DIY
EZ PCIe Release
An easy-to-access physical button release mechanism allows you to remove PCIe cards with a single press, making GPU upgrades and hardware changes much easier.
EZ M.2 Installation
Developed by MSI, this design allows SSD installation and removal without the need for screws, greatly improving convenience.
MSI’s EZ M.2 Shield Frozr II and EZ M.2 Clip II make M.2 installation simple. Insert the SSD into the slot and press it down to secure it with the clip. To remove the SSD, simply release the clip. The process is smooth and requires no tools.
EZ M.2 Clip Remover
MSI’s EZ M.2 Clip II Remover is a handy tool designed to reposition or remove the EZ M.2 Clip II on your motherboard. It allows users to easily detach the clip and reattach it to another M.2 slot if needed. The tool is included in the accessory kit provided with MSI motherboards.
EZ Button
Smart Button
A multifunction hardware button that can be configured in the BIOS. It can perform actions such as resetting the system, Safe Boot, Turbo Fan mode and EZ LED control with a single press.
Flash BIOS Button
Update the BIOS using only a connected power supply. A CPU and memory are not required.
Clear CMOS Button
Restore the BIOS to its default settings, which helps resolve most boot issues.
EZ Switch
Dual BIOS Switch
Allows you to instantly switch to the backup BIOS ROM if the primary BIOS becomes corrupted.
EZ LED Switch
Turn off all LEDs connected to the motherboard with a single press.
Metal Backplate
The metal backplate helps cool the MOSFETs using dedicated thermal pads while also strengthening the motherboard, protecting components and preventing PCB bending. This also makes installation easier.

Pre-Installed I/O Shield
The pre-installed I/O shield simplifies installation by removing the need to manually fit the shield during motherboard setup. Its integrated design ensures correct alignment and a secure fit while improving durability.
EZ Mounting
MSI motherboard circuitry ensures case standoff keep-out zones remain clear. Protective paint is also applied around each screw hole to help prevent scratches or damage during installation.
- Avoid Collision Notification
- Keep-Out Zone
- Double ESD Protection
EZ Antenna
The MSI EZ Antenna design allows the Wi-Fi antenna to be attached easily without twisting or rotating connectors.
Direct OC Jumper
The onboard dual 2-pin Direct OC Jumper enables simplified overclocking by allowing precise BCLK adjustments directly from the operating system. Additional BIOS options provide even more control over clock increments.
EZ Conn-Design JAF2
MSI’s EZ Conn header (JAF_2) allows users to easily connect MSI EZ series fans (7-pin) or MSI liquid cooling (11-pin). A 1-to-3 EZ Conn cable is also included, allowing connection of ARGB lighting, system fans and USB devices.
EZ Front Panel Cable
This cable simplifies the often tedious front-panel connection process, allowing fast and accurate connection of case buttons and LEDs.
EZ Driver Installation
MSI Driver Utility Installer automatically detects and displays the appropriate drivers and utilities once connected to the internet, allowing installation with just a few clicks.
The included USB drive contains drivers and utilities required for system setup and can also be used to store BIOS update files.
Ultra Performance
The MEG series pushes performance to the limit. Its premium VRM design, optimised PCB layout and advanced cooling deliver stable power for high-performance CPUs and demanding workloads.
22+2+1 Duet Rail Power System
The motherboard features a 22+2+1 phase Duet Rail Power System using premium power stages to deliver stable and efficient power to the CPU. This ensures reliable performance for overclocking and heavy workloads.
Digital Power Design
Advanced digital PWM control provides precise voltage regulation and improved power efficiency, helping maintain system stability even under extreme loads.
Dual 8-Pin CPU Power Connectors
Dual 8-pin CPU power connectors provide additional power delivery for high-end processors, ensuring stable performance during heavy workloads and overclocking.

Memory Performance
Optimised memory design and signal routing improve stability and compatibility with high-speed DDR5 memory kits.
DDR5 Memory Support
Supports high-performance DDR5 memory modules with optimised trace layout to maximise bandwidth and minimise latency.
Memory Boost
MSI Memory Boost technology ensures cleaner data signals and improved stability, allowing higher memory frequencies and better overall performance.
XMP / EXPO Support
Supports Intel XMP and AMD EXPO memory profiles for simple one-click memory overclocking through the BIOS.

Advanced Cooling
MSI’s advanced thermal design ensures stable operation even under demanding workloads. Large heatsinks and optimised airflow help keep critical components cool.
Extended Heatsink Design
Large aluminium heatsinks increase surface area to improve heat dissipation from VRM components.
Heat Pipe
An integrated heat pipe connects the VRM heatsinks, helping distribute heat evenly across the cooling surface.
M.2 Shield Frozr
Integrated M.2 heatsinks protect high-speed SSDs from thermal throttling and maintain consistent storage performance.
High Conductivity Thermal Pads
Premium thermal pads improve heat transfer from power components to the heatsinks.

Connectivity
The MEG X870E ACE MAX includes high-speed connectivity options designed for modern gaming systems and professional workloads.
Wi-Fi 7
Integrated Wi-Fi 7 provides faster wireless networking speeds, reduced latency and improved reliability compared with previous wireless standards.
10G LAN
Integrated 10 Gigabit Ethernet delivers ultra-fast wired networking for high-speed data transfers and low-latency online gaming.
5G LAN
An additional 5 Gigabit Ethernet port provides flexible high-speed wired networking options.
USB4
USB4 ports support high-speed data transfer, device charging and display connectivity through a single versatile interface.

Storage
The motherboard provides extensive storage connectivity with support for high-speed PCIe 5.0 and PCIe 4.0 NVMe SSDs.
PCIe 5.0 M.2 Support
Supports next-generation PCIe 5.0 M.2 SSDs, delivering extremely high storage performance for demanding workloads.
Multiple M.2 Slots
Multiple M.2 slots allow installation of several NVMe SSDs for expanded storage capacity and performance.
SATA Support
Additional SATA ports allow connection of traditional SSDs and hard drives for large-capacity storage.

Audio
High-quality onboard audio delivers clear and immersive sound for gaming, media and communication.
High Definition Audio Processor
The integrated audio processor provides detailed sound reproduction and reduced distortion.
Audio Boost
MSI Audio Boost technology isolates audio circuitry to reduce interference and improve overall sound quality.

Backed by a 3 year MSI warranty.