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| Audio Channels | 7.1 |
|---|---|
| Brand Compatibility | AMD |
| Chipset Manufacturer | AMD |
| Controller Type | Serial ATA/600 |
| Environmental Certification | RoHS |
| Form Factor | Micro ATX |
| HDMI / DVI / VGA | Yes |
| Limited Warranty | 3 Year |
| Maximum Memory Supported | 128 GB |
| Memory Speed Supported | 2133 MHz to 4400 MHz |
| Memory Technology | DDR4 SDRAM |
| Number of M.2 Interfaces | 1 |
| Number of Memory Slots | 4 |
| Number of Network (RJ-45) Ports | 1 |
| Number of Onboard USB 2.0 Ports | 4 |
| Number of Onboard USB 3.2 Ports | 2 |
| Number of PCI Express x1 Slots | 2 |
| Number of PCI Express x16 Slots | 1 |
| Number of SATA Interfaces | 6 |
| Number of Total Expansion Slots | 3 |
| Number of USB 3.2 Gen 1 Ports | 4 |
| Number of USB 3.2 Gen 2 Type-A Ports | 2 |
| Onboard S / PDIF Header | Yes |
| Processor Socket | Socket AM4 |
| Processor Supported | Athlon / Ryzen 3 PRO to Ryzen 9 |
| Product Line | Prime |
| Product Model | B450M-A II |
| RAID Levels | 10 / 1 / 0 |
| RAID Supported | Yes |
| Total Number of Onboard USB Ports | 6 |
| Total Number of PCI Express Slots | 3 |
| Total Number of USB Ports | 6 |
| Total Processor Supported | 1 |