Asrock 90-MXBEG0-A0UAYZ B450M Pro4 R2.0 Amd B450 90-MXBEG0-A0UAYZ

10 POWER PHASE DESIGN
Featuring sturdy components and completely smooth power delivery to the CPU. Plus, it offers unmatched overclocking capabilities and enhanced performance with the lowest temperature for advanced gamers as well.

RULE YOUR OWN LIGHTING WAY - POLYCHROME RGB
This motherboard features onboard RGB headers and an addressable RGB header that allow motherboard to be connected to compatible LED devices such as strip, CPU fans, coolers, chassis and so on. Users may also synchronize RGB LED devices across the Polychrome RGB Sync-certified accessories to create their own unique lighting effects.

Dual M.2 For SSD
Two of the world�s fastest M.2 slots. One delivers up to PCIe Gen3 x4 32Gb/s transfer speed, the other one supports SATA3 6Gb/s mode.

Dual USB 3.2 Gen2 (Type-A + Type-C)
This motherboard has a pair of onboard Type-A and Type-C USB 3.2 Gen2 ports built on the rear i/o for supporting next generation USB 3.2 Gen2 devices and to deliver up to 10 Gbps data transfer rates.

2oz Copper
It comes with 2 ounces copper inner layers, using only carefully selected copper materials for PCB layers, delivering lower temperature and higher energy efficiency for overclocking.

AMD StoreMI Technology
A powerful tool that combines the speed of your SSD with the capacity of your hard disk into a single, fast, easy-to-manage drive, AMD StoreMI technology �combines� these two types of storage into a single drive and automatically moves the data you access the most to the SSD, so you get the best of both worlds.

Premium 42A Power Choke
Compared to traditional chokes, ASRock�s premium 42A power chokes effectively make the saturation current up to three times better, thus providing enhanced and improved Vcore voltage to the motherboard.

Sapphire Black PCB
Pure black PCB appearance. The new Sapphire Black PCB represents rock-solid quality and gives the motherboard a more mysterious touch.

High Density Glass Fabric PCB
High Density Glass Fabric PCB design that reduces the gaps between the PCB layers to protect the motherboard against electrical shorts caused by humidity.

2oz Copper PCB
Using only carefully selected copper materials for PCB layers, 2oz Copper PCB delivers lower temperature and higher energy efficiency for overclocking.

Digi Power
This motherboard uses a next generation Hybrid Digi Power design to bring precise control and smooth power. With the ensured efficient and clean power delivery to the CPU, the stability and lifespan of motherboard is also greatly enhanced.

Solid Capacitor Design
ASRock applied solid capacitors on this motherboard. With these solid caps, this motherboard is allowed to perform more stably and ensure longer lifetime.

3 Graphics Outputs
Complete with all three types of most used connectors! Packed with a D-Sub + DVI-D + HDMI combo. Plus the HDMI port supports 4K resolution.

Triple Monitor
Graphics, graphics and even more graphics! You've demanded for more eye candy, so this motherboard supports Triple Monitor. You may choose up to three display interfaces from the rear i/o to connect monitors and use them simultaneously without installing another graphics card.

A-Tuning
A-Tuning is ASRock's multi purpose software suite with a new interface, more new features and improved utilities.

Full Spike Protection
Some sensitive digital components on the motherboard are vulnerable to power surges, the excessive current may cause your system to malfunction immediately. ASRock Full Spike Protection includes various technologies to prevent your motherboard�s components from being damaged by these unexpected voltage spikes.

Live Update & APP Shop
ASRock Live Update & APP Shop is designed for your convenience. We provide various apps and support software for users to download. You can also easily optimize your system and keep your motherboard up to date with ASRock Live Update & APP Shop.

BIOS



ACPI version



5.1


BIOS memory size



128 Mbit


BIOS type



UEFI AMI


System Management BIOS (SMBIOS) version



2.3


Expansion slots



Number of M.2 (M) slots



1


PCI Express x16 (Gen 2.x) slots



1


PCI Express x16 (Gen 3.x) slots



1


Features



Audio chip



Realtek ALC892 / Realtek ALC897


Audio output channels



7.1 channels


Component for



PC


Motherboard chipset



AMD B450


Motherboard chipset family



AMD


Motherboard form factor



micro ATX


PC health monitoring



Fan, Temperature, Voltage


Power source type



ATX


Windows operating systems supported



Windows 10 x64, Windows 11 x64


Graphics



DirectX version



12.0


Discrete graphics support



Yes


Graphics card family



AMD


HDCP



Yes


Maximum resolution



4096 x 2160 Pixels


Number of displays supported



3


On-board graphics card



Yes


Parallel processing technology support



CrossFireX, Quad-GPU CrossFireX


Internal I/O



ATX Power connector (24-pin)



Yes


Chassis intrusion connector



Yes


CPU fan connector



Yes


EPS power connector (8-pin)



Yes


Front panel audio connector



Yes


Front panel connector



Yes


Number of chassis fan connectors



3


Number of COM connectors



1


Number of SATA III connectors



4


RGB LED pin header



Yes


TPM connector



Yes


USB 2.0 connectors



2


USB 3.2 Gen 1 (3.1 Gen 1) connectors



1


Logistics data



Harmonized System (HS) code



84733020


Memory



Maximum internal memory



128 GB


Memory channels



Dual-channel


Memory slots type



DIMM


Non-ECC



Yes


Number of memory slots



4


Supported memory clock speeds



2133, 2400, 2667, 2933, 3200


Supported memory types



DDR4-SDRAM


Unbuffered memory



Yes


Network



Ethernet interface type



Gigabit Ethernet


Ethernet LAN



Yes


LAN controller



Realtek RTL8111H


Wake-on-LAN ready



Yes


Wi-Fi



No


Package dimensions



Gross Weight (Package, kg)



1.3 kg


Packaging content



Bundled software



ASRock A-Tuning ASRock Polychrome SYNC ASRock XFast LAN


Cables included



SATA


Drivers included



Yes


Processor



Compatible processor series



AMD Ryzen� 3, AMD Ryzen� 5, AMD Ryzen� 7


Processor manufacturer



AMD


Processor socket



Socket AM4


Product dimensions



Net Weight (Product, kg)



1 kg


Product Depth



24.4 cm


Product Width



24.4 cm


Rear panel I/O ports



DVI-D ports quantity



1


Ethernet LAN (RJ-45) ports



1


HDMI ports quantity



1


HDMI version



1.4


Headphone outputs



1


Microphone in



Yes


USB 2.0 ports quantity



2


USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity



4


USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity



1


USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity



1


USB connector type



USB Type-A, USB Type-C


VGA (D-Sub) ports quantity



1


Storage controllers



RAID levels



0, 1, 10


RAID support



Yes


Supported storage drive interfaces



M.2, PCI Express 3.0, SATA III


Supported storage drive types



HDD & SSD


Vendor information



Brand Name


Asrock


Warranty



1 Year(s)