Audio
| Audio Channels | 7.1 |
Network & Communication
| 2.5Gigabit Ethernet | Yes |
Video
| Onboard Video | CPU Dependent Video |
Physical Characteristics
| Form Factor | ATX |
| Width | 12″ |
| Depth | 9.6″ |
I/O Expansions
| Number of PCI Express x1 Slots | 3 |
| Number of Total Expansion Slots | 5 |
| Number of PCI Express x16 Slots | 2 |
| Total Number of PCI Express Slots | 5 |
Memory
| Maximum Memory | 128 GB |
| 128 GB | |
| Memory Technology | DDR4 SDRAM |
| Number of Memory Slots | 4 |
| Memory Form Factor | DIMM |
| UDIMM | |
| Memory Speed Supported | 3866 MHz |
| 4000 MHz | |
| 4133 MHz | |
| 4400 MHz | |
| 4600 MHz | |
| 4800 MHz | |
| 5100 MHz | |
| 2133 MHz | |
| 2400 MHz | |
| 2666 MHz | |
| 2800 MHz | |
| 3000 MHz | |
| 3200 MHz | |
| 3466 MHz | |
| 3600 MHz | |
| 3866 MHz | |
| 4000 MHz | |
| 4133 MHz | |
| 4400 MHz | |
| 4600 MHz | |
| 4800 MHz | |
| 5100 MHz | |
| 2133 MHz | |
| 2400 MHz | |
| 2666 MHz | |
| 2800 MHz | |
| 3000 MHz | |
| 3200 MHz | |
| 3466 MHz | |
| 3600 MHz |
I/O Controller
| RAID Levels | 1 |
| 10 | |
| 0 | |
| Controller Type | Serial ATA/600 |
| RAID Supported | Yes |
Miscellaneous
| Package Contents |
|
| Country of Origin | China |
| Environmentally Friendly | Yes |
| Environmental Certification | RoHS |
| Brand Compatibility | AMD |
Onboard Interfaces
| Number of SATA Interfaces | 6 |
| Total Number of Onboard USB Ports | 6 |
| Number of Onboard USB 2.0 Ports | 4 |
| Number of M.2 Interfaces | 2 |
| Number of Onboard USB 3.2 Ports | 2 |
General Information
| Product Type | Desktop Motherboard |
| Manufacturer Part Number | ROG STRIX B550-A GAMING |
| Manufacturer Website Address | http://usa.asus.com |
| Manufacturer | ASUS Computer International |
| Product Model | B550-A GAMING |
| Product Name | Strix B550-A GAMING Desktop Motherboard |
| Product Line | Strix |
| Brand Name | Asus ROG |
Interfaces/Ports
| S/PDIF | Yes |
| HDMI | 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 Gen 1 Ports | 4 |
| Number of USB 3.2 Gen 2 Type-A Ports | 1 |
Processor & Chipset
| Processor Supported | Ryzen 7 |
| Ryzen 3 | |
| Ryzen 9 PRO | |
| Ryzen 7 PRO | |
| Ryzen 5 Pro | |
| Ryzen 5 | |
| Ryzen 9 | |
| Total Processor Supported | 1 |
| Processor Socket | Socket AM4 |
| Chipset Manufacturer | AMD |
| Chipset Model | B550 |
| Multi GPU Supported | CrossFireX |
