B550M PRO4 MB
Nahimic Audio
Whether you are using headphones, a headset, external or internal speakers, via USB, Wi-Fi, analog output or even HDMI, Nahimic Audio offers you the most engaging listening experience, vibrant and rich with details.
8 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.
Premium 50A Power Choke
2oz Copper PCB
2 ounce copper inner layers that provide stable signal traces and power shapes! Delivering lower temperature and higher energy efficiency for overclocking, it's able to support the latest DDR4 memory modules with most extreme memory performance!
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.
A SOLID M.2-SOLUTION PERFORMER
Ready for higher capacity and even faster Type 22110 M.2 NVMe SSD to fulfill the need of performance. Hyper M.2 socket that supports PCIe Gen4 x4 while M.2 socket is capable of running PCIe Gen3 x2 and SATA3 mode.
M.2 Armors
Good M.2 SSD protection is important for longevity and stability. ASRock provides a completed M.2 armor solution that makes SSDs to run in a certain low temperature.
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.
M.2 (KEY E) For WiFi
Besides the onboard LAN port, users may also choose 802.11ac wireless connections by M.2 (Key E) slot.
Post Status Checker
An easy troubleshooting tool that shows the CPU / DRAM / VGA / BOOT operation every time you start up the system. Post Status Checker is an fast and easy way to identify the source of the problem.
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.
FEATURES
DisplayPort transmits both audio and video signals through a common channel to deliver versatile performance
Micro ATX form factor brings a significant number of PCI slots, expansion slots, and peripheral ports with an enhanced heat dissipation capability
HDMI interface connects the top of the line PCs, Blu-ray players, and cutting edge Gaming Controllers
DDR4 SDRAM compatible slot - Install memory that synchronizes electrical and clock signals for an efficient data throughput
RAID supported levels provide data reliability and fault tolerance
With 2 USB 2.0 ports, connect devices for a quick data movement
Compatible Ryzen 3 processor lets you perform all your computational tasks at a swift pace
SPECIFICATIONS
Audio
Audio Channels: 7.1
Network & Communication
Gigabit Ethernet: Yes
Video
Onboard Video: CPU Dependent Video
Physical Characteristics
Form Factor: Micro ATX
Width: 243.8 mm
Depth: 243.8 mm
I/O Expansions
Number of PCI Express x1 Slots: 1
Number of Total Expansion Slots: 3
Number of PCI Express x16 Slots: 2
Total Number of PCI Express Slots: 3
Memory
Maximum Memory Supported: 128 GB
Memory Technology: DDR4 SDRAM
Number of Memory Slots: 4
Memory Form Factor:
UDIMM
DIMM
Memory Speed Supported: 3600 MHz, 4666 MHz, 4600 MHz, 2133 MHz, 2400 MHz, 2667 MHz, 2933 MHz, 3200 MHz, 3466 MHz, 4733 MHz, 3733 MHz, 3800 MHz, 3866 MHz, 4000 MHz, 4133 MHz, 4200 MHz, 4266 MHz, 4333 MHz, 4400 MHz, 4466 MHz, 4533 MHz
I/O Controller
RAID Levels: 10, 1, 0
Controller Type: Serial ATA/600
RAID Supported: Yes
Onboard Interfaces
Number of SATA Interfaces: 6
Total Number of Onboard USB Ports: 8
Number of Onboard USB 2.0 Ports: 4
Number of M.2 Interfaces: 3
Number of Onboard USB 3.2 Ports: 4
Interfaces/Ports
HDMI: Yes
VGA: Yes
Number of Network (RJ-45) Ports: 1
DisplayPort: Yes
Total Number of USB Ports: 8
Number of USB 2.0 Ports: 2
Number of USB 3.2 Ports: 6
General Information
Product Type: Desktop Motherboard
Manufacturer Part Number: B550M PRO4
Manufacturer: ASRock, Inc
Product Model: B550M Pro4
Product Name: B550M Pro4 Desktop Motherboard
Product Series: PRO
Brand Name: ASRock
Processor & Chipset
Processor Supported: Ryzen 3 PRO, Ryzen 3, Ryzen 5, Ryzen 5 Pro, Ryzen 7, Ryzen 7 PRO, Ryzen 9
Total Processor Supported: 1
Processor Socket: Socket AM4
Chipset Manufacturer: AMD
Chipset Model: B550
Multi GPU Supported: CrossFireX
PACKAGE CONTENTS
1 x B550M Pro4 Desktop Motherboard
1 x Quick Installation Guide
1 x Support CD
1 x I/O Shield
2 x SATA Data Cables
2 x Screws for M.2 Sockets
