ASROCK 

ASRock MB B550M PHANTOM GAMING 4 B550M AM4 DDR4 PCIE Retail

Mfg Part Number:  B550M PHANTOM GAMING 4  
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Price: $131.58 + Free Shipping
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Last Updated: Aug 14, 2025
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Phantom Gaming is designed by gamers and for gamers! Underneath its relentless appearance lie plentiful gaming oriented features and excellent gaming capabilities. It's all about bringing a new gaming experience to gamers!

8 Power Phase Design

Featuring sturdy components and completely smooth power delivery to the CPU. Plus, it offers enhanced performance with the lowest temperature for advanced gamers.

Premium 50A Power Choke

Compared to traditional chokes, ASRock's premium 50A power chokes effectively make the saturation current up to three times better, thus providing enhanced and improved Vcore voltage to the motherboard.

AMD SMART ACCESS MEMORY

Conventional PC systems processor can only access a fraction of graphics memory and limits system performance. With AMD Smart Access Memory, the data channel gets expanded to harness the full potential of GPU memory, removes the bottleneck and increase performance.

A SOLID M.2-SOLUTION PERFORMER | Dual M.2 For SSD, Supports Type 2280 M.2

Ready for higher capacity and even faster Type 2280 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.

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!

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 thePolychrome RGB Sync-certifiedaccessories to create their own unique lighting effects.

Dual Graphics Outputs

Complete with two types of most used connectors! Packed with a HDMI + DisplayPort combo, you have more graphics output options now.

HDMI 4k @60Hz

Supports the most recent HDMI 4K 60Hz graphics output specification. With the larger bandwidth and increased frame rate, the motion on your screen becomes more fluid and less blurry.

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.

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.

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 down

Main Specification
General Information
Manufacturer ASRock, Inc
Manufacturer Part Number B550M PHANTOM GAMING 4
Manufacturer Website Address http://www.asrock.com
Brand Name ASRock
Product Model B550M Phantom Gaming 4
Product Name B550M Phantom Gaming 4 Gaming Desktop Motherboard
Product Type Gaming Desktop Motherboard
Processor & Chipset
Chipset Manufacturer AMD
Chipset Model B550
Total Processor Supported 1
Processor Socket Socket AM4
Processor Supported Ryzen 3
Processor Supported Ryzen 5
Multi GPU Supported CrossFireX
Memory
Number of Memory Slots 4
Memory Form Factor DIMM
Memory Form Factor UDIMM
Maximum Memory Supported 128 GB
Memory Technology DDR4 SDRAM
Memory Speed Supported 4733 MHz
Memory Speed Supported 4266 MHz
Memory Speed Supported 4200 MHz
Memory Speed Supported 4666 MHz
Memory Speed Supported 3733 MHz
Memory Speed Supported 3466 MHz
Memory Speed Supported 4333 MHz
Memory Speed Supported 3200 MHz
Memory Speed Supported 2933 MHz
Memory Speed Supported 4600 MHz
Memory Speed Supported 3800 MHz
Memory Speed Supported 2133 MHz
Memory Speed Supported 4400 MHz
Memory Speed Supported 4000 MHz
Memory Speed Supported 3866 MHz
Memory Speed Supported 2667 MHz
Memory Speed Supported 2400 MHz
Memory Speed Supported 4533 MHz
Memory Speed Supported 4466 MHz
Memory Speed Supported 4133 MHz
Memory Speed Supported 3600 MHz
I/O Controller
Controller Type Serial ATA/600
RAID Supported Yes
RAID Levels 1
RAID Levels 10
RAID Levels 0
Video
Onboard Video CPU Dependent Video
Graphics Controller Model Radeon Vega Series Graphics
Audio
Audio Channels 7.1
Network & Communication
Gigabit Ethernet Yes
I/O Expansions
Total Number of Expansion Slots 7
PCI Express Standard PCI Express 3.0
PCI Express Standard PCI Express 4.0
Total Number of PCI Express Slots 7
Number of PCI Express x1 Slots 1
Number of PCI Express x16 Slots 6
Interfaces/Ports
Total Number of USB Ports 6
Number of USB 2.0 Ports 2
Number of USB 3.2 Gen 1 Ports 4
HDMI Yes
HDMI Version 2.1
DisplayPort Yes
Number of Network (RJ-45) Ports 1
Onboard Interfaces
Number of M.2 Interfaces 2
Total Number of Onboard USB Ports 8
Number of Onboard USB 2.0 Ports 4
Physical Characteristics
Form Factor Micro ATX
Width 9.6"
Depth 9.6"
Miscellaneous
Energy Efficiency Compliance Energy-related Products Directive Ready (ErP Ready)
Energy Efficiency Compliance Energy-using Products Directive Ready (EuP Ready)
Environmental Compliance China Restriction of Hazardous Substances (China RoHS)
Environmental Compliance Restriction of Hazardous Substances (RoHS)
Environmental Compliance Waste Electrical and Electronic Equipment Directive (WEEE)
Environmental Compliance Taiwan Restriction of Hazardous Substances (Taiwan RoHS)
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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