Created to celebrate ROG's 20th anniversary, the ROG Crosshair X870E Edition 20 combines iconic design, exclusive collectability, and flagship performance in one exceptional platform.
Equipped with robust 24+2+2 power stages, up to nine M.2 slots, and a full-copper VRM thermal solution, it delivers uncompromising stability and cooling for extreme performance.
Paired exclusively with the ROG RYUJIN 360 EDITION 20, featuring the Asetek EMMA Gen10 V3Rx pump and a high-performance cold plate crafted from 99.95% high-purity copper, designed to simultaneously cool both the CPU and critical VRM components, this ultimate combination pushes thermal performance even further.
Completing the experience is the Swivel Dual 6.67" AMOLED LCD with ASUS Infohub control, transforming the system into a synchronized showcase of performance and immersive visuals.
Five onboard slots plus two slots via ROG Hyper M.2 card and two slots via ROG Q-DIMM.2
ASETEK EMMA GEN10 V3RX Pump, 40mm thick, 20 FPI non-louvered Radiatior, Swivel Dual 6.67" AMOLED LCD, Display Sync-Up Mode
Max. 256 GB, Server-Grade DRAM Enhancement, NitroPath DRAM Technology, AEMP
A whole-copper thermal solution cools both the CPU and VRM area simultaneously, delivering exceptional and sustained performance even under the most demanding workloads.
The 3D vapor chamber M.2 heatsink offers a larger heat dissipation area, connected to extended heat pipes through a temperature equalization plate to form a vacuum chamber, significantly improving cooling for PCIe 5.0 M.2 SSDs.
Large aluminum heatsinks provide extensive surface area to cool mounted M.2 drives, and three onboard M.2 slots have dedicated backplates for additional heat dissipation.
A dedicated heatsink draws heat away from the chipset to maintain optimum operating temperature.
1Microfinned Copper Coldplate
2Copper Heatsink
3Asetek Emma Gen10 V3Rx Pump
4Swivel Dual 6.67" AMOLED LCD
MOSFET Temperature
CPU Temperature
Air Pressure
Air Flow
Fan Speed
The Counter-Cross Flow Hex radiator reengineers the liquid path through the 40mm-thick radiator to maximize heat dissipation surface area and thermal efficiency, delivering exceptional cooling performance.
The ROG Crosshair X870E Edition 20 features a swivel dual 6.67-inch AMOLED LCD that can be adjusted to the perfect viewing angle. You can enable Display Sync-Up Mode through ASUS InfoHub to seamlessly synchronize visuals between the ROG Crosshair X870E Edition 20 and the ROG Astral GeForce RTX 5090 Edition 20.
Supercharge your large language model (LLM) workflows with AI Cache Boost. Exclusive to ASUS AMD 800 and 600 series motherboards that use Ryzen™ 9000 Series CPUs, this BIOS setting optimizes CPU cache and memory pathways to deliver up to 29% faster local LLM performance with high-speed memory tuning.
Using AI technology to understand natural-language questions or scenario descriptions, ASUS AI Advisor allows users to explore the functionality and advanced features of ASUS motherboards in a simple and straightforward way.
* Availability of ASUS AI Advisor may vary by region.
AI COOLING II
AI NETWORKING II
Dynamic OC Switcher maximizes CPU performance by letting you set current and temperature thresholds to automatically switch between a manual overlock for heavy multithreaded workloads and Precision Boost Overdrive for single-threaded tasks. The latest Overclocking Load Guard has an enhanced instantaneous current protection mechanism to prevent users from experiencing system crashes during overclocking.
Core Flex empowers you to smash limits farther than ever before by letting you control clock, power, and thermals in creative new ways.
For next-level frequency flexibility, the ROG Crosshair X870E Edition 20 features a built-in clock generator that isolates CPU base clock from memory, PCIe, and the Infinity Fabric speed.
AMD Precision Boost Overdrive (PBO) pushes the CPU current and voltage budget to opportunistically increase performance.
Thanks to improved signal routing, now enthusiast-grade kits can be driven far beyond the 9 GT/s mark on the ROG Crosshair X870E Edition 20*.
* Memory overclocking may vary between CPU series. Please refer to the spec table for detailed information.
DIMM Fit is an ASUS-exclusive BIOS feature that precisely analyzes individual memory modules to optimize performance and pinpoint potential issues; whereas DIMM Fit Pro is an advanced option that provides more extensive customizability for memory optimization.
Frequency up to 400 MT/s higher
Slot retention force enhanced by 57%
ASUS Enhanced Memory Profile (AEMP) is an exclusive firmware feature for PMIC-restricted memory modules.
Dual ProCool connectors ensure a snug and reliable connection to the EPS 12V power lines.
The VRM features 24+2+2 power stages, each rated to handle up to 110 amps
VCORE (110A)
SoC (110A)
MISC (80A)
Input and output filtering is provided by solid-polymer capacitors rated for high operating temperatures.
Each power stage is accompanied by a high-permeability alloy-core choke rated to handle 45 amps.
Fully embracing the new standard, the ROG Crosshair X870E Edition 20 offers abundant Gen 5 support to give unfettered bandwidth to the fastest SSDs and graphics cards available.
TWO USB4® TYPE-C® PORTS
TWO USB 20Gbps TYPE-C® FRONT-PANEL CONNECTORS
ROG SupremeFX / Dolby Atmos / LE Audio / LHDC
* For third-party chassis, please ensure the installation area for the radiator and radiator fans has the thickness greater than 70mm to allow for adequate space for installation. Actual installation will differ based on various use scenarios.
We at the Republic of Gamers are on a mission to create a sustainable future where all gamers can flourish on the planet we call home.
Every step counts, and as part of ROG's commitment to creating a more sustainable future, ROG has begun to utilize post-consumer recycled (PCR) plastic and paper materials certified by the Forest Stewardship Council (FSC™) in the packaging of motherboard.
What is a motherboard?
A motherboard is the central circuit board on a computer, serving as the backbone that connects and enables communication between all internal components, including the CPU, RAM, graphics card, SSDs and more.
ASUS offers a wide range of motherboards to suit different needs, including the ROG series for pinnacle performance and overclocking, ROG Strix for high-performance gaming and stylish design, ProArt for professional content creators, TUF Gaming for mainstream gaming, and Prime for versatile everyday use.
What is ROG?
PC hardware from the Republic of Gamers (ROG) combines potent PC performance with exceptional build quality and showcase design. With a lineup that includes motherboards, graphics cards, displays, peripherals, networking hardware, and more, ROG sets the standard for high-end PC gaming.
The original ROG Crosshair motherboard made advanced overclocking accessible to a wide range of gamers. ROG motherboards carry that legacy forward today through one-click optimization tools, robust power solutions, unwavering cooling performance, cutting-edge connectivity, and undeniable style.
Which is the best motherboard?
A motherboard plays the most critical role in determining what a new PC can ultimately achieve. To find the best motherboard for your PC, you'll set goals based on your primary use cases, budget, and preferred aesthetics, along with ensured compatibility with the hardware that you intend to connect to your new motherboard. Many users find that the ASUS AM5 motherboard family give them the options that they need thanks to their full support for today's high-performance consumer CPUs and GPUs, versatile connectivity, ample high-speed M.2 slots, and advanced networking options. ASUS AM5 motherboards make it easy to build a system that's fully next-gen from the ground up.
Which CPUs are compatible with the motherboards noted above?
New ASUS AMD 800 Series motherboards are engineered for the AM5 socket, delivering robust support for AMD Ryzen™ 9000, 8000, 7000 series desktop processors.
How many M.2 slots are available, and do the new ASUS AMD 800 Series motherboards support PCIe® 5.0?
ROG Crosshair X870E Edition 20 motherboard features up to 5 onboard M.2 slots. This can include up to two onboard PCIe 5.0 M.2 slots and three onboard PCIe 4.0 M.2 slot.
ROG Crosshair X870E Edition 20 motherboard also features two PCIe® 5.0 x16 SafeSlots for next-generation graphics support.
What is the maximum memory module speed and capacity supported by New ASUS AMD 800 Series motherboards?
ROG Crosshair X870E Edition 20 supports speeds up to 9600 MT/s and up to 256GB of DDR5 modules. It also features NitroPath DRAM Technology, AEMP, and DIMM Fit to enhance memory performance, stability, and compatibility.
* Memory overclocking may vary between CPU series. Please refer to the spec table for detailed information.
What's the maximum number of USB ports available in New ASUS AMD 800 Series motherboards?
ROG Crosshair X870E Edition 20 motherboard offers up to two USB4® Type-C® ports, two USB 20Gbps Type-C front-panel connectors—providing one port supporting Quick Charge 4+ (up to 60 watts with USB Wattage Watcher)—twelve USB 10Gbps ports, and three internal USB 2.0 headers.
Do any of the New ASUS AMD 800 Series motherboards feature WiFi7?
ROG Crosshair X870E Edition 20 motherboard supports WiFi7, which delivers up to 4.8X faster performance than WiFi6 with advanced technologies such as 320 MHz channels on the 6 GHz band and 4K QAM. WiFi7 also supports Multi-Link Operation (MLO) for connection stability, low latency, and smooth experiences with gaming, streaming, and high-performance wireless workloads.
How do I update the motherboard BIOS?
Users can update the BIOS using the BIOS Flashback™ feature or through the UEFI BIOS interface. If your motherboard supports BIOS Flashback, you can update the BIOS without a CPU or memory installed.
The new ASUS AMD 800 Series motherboards feature an upgraded 64MB ROM BIOS for a smoother interface and expanded compatibility with current and future AM5 processors.
For detailed instructions, please refer to: https://www.asus.com/us/support/faq/1044348/
How do I update motherboard drivers?
ASUS provides two methods for users to update motherboard drivers and utilities. ASUS DriverHub automatically detects, installs, and updates ASUS motherboard drivers through a simple one-click interface, keeping systems up to date and performing at their best. Users can also visit the support page for their motherboard to download drivers separately.
For detailed instructions, please refer to: https://driverhub.asus.com/
When only the fastest will do, ROG X870E/X870 motherboards deliver. With USB 4.0 onboard along with robust overclocking1 capabilities, featuring faster dual-channel DDR5 memory support, AMD EXPO™ technology and PCIe® 5.0 support for both graphics and NVMe, you can play the most demanding games and deliver your biggest projects with the revolutionary performance of an ROG X870E/X870 motherboard and AMD Ryzen™ 9000, 8000, and 7000 Series processors.
1. Overclocking and/or undervolting AMD processors and memory, including without limitation, altering clock frequencies / multipliers or memory timing / voltage, to operate outside of AMD's published specifications will void any applicable AMD product warranty, even when enabled via AMD hardware and/or software. This may also void warranties offered by the system manufacturer or retailer. Users assume all risks and liabilities that may arise out of overclocking and/or undervolting AMD processors, including, without limitation, failure of or damage to hardware, reduced system performance and/or data loss, corruption or vulnerability. GD-106.
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