| Processor manufacturer | AMD |
| Processor socket | Socket AM4 |
| Compatible processor series | AMD Ryzen™ 5 |
| Supported memory types | DDR4-SDRAM |
| Number of memory slots | 4 |
| Maximum internal memory | 128 GB |
| Memory slots type | DIMM |
| Memory channels | Dodeca-channel |
| ECC | Yes |
| Non-ECC | Yes |
| Supported memory clock speeds | 2133,2400,2667,2933,3200,3400,3466,3600,3733,3866,4000,4133,4266,4400,4600,4733 MHz |
| Supported memory clock speed (max) | 4733 MHz |
| Supported memory module capacities | 32GB |
| Unbuffered memory | Yes |
| Supported storage drive interfaces | M.2, PCI Express 3.0, PCI Express 4.0, SATA |
| Supported storage drive types | SSD |
| Number of storage drives supported | 2 |
| RAID support | Yes |
| RAID levels | 0, 1, 10 |
| On-board graphics card | Yes |
| Graphics card family | AMD |
| Maximum resolution | 5120 x 2880 pixels |
| HDCP | Yes |
| USB 2.0 connectors | 1 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 1 |
| Number of SATA III connectors | 4 |
| Audio connector | Yes |
| Front panel audio connector | Yes |
| Front panel connector | Yes |
| ATX Power connector (24-pin) | Yes |
| Power fan connector | Yes |
| CPU fan connector | Yes |
| EPS power connector (8-pin) | Yes |
| TPM connector | Yes |
| 12V power connector | Yes |
| USB 2.0 ports quantity | 4 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 4 |
| Ethernet LAN (RJ-45) ports | 1 |
| HDMI ports quantity | 1 |
| PS/2 ports quantity | 1 |
| HDMI version | 2.1 |
| DisplayPorts quantity | 1 |
| DisplayPort version | 1.4 |
| Headphone outputs | 1 |
| Line-in | Yes |
| Microphone in | Yes |
| Wi-Fi | No |
| Ethernet LAN | Yes |
| Ethernet interface type | Gigabit Ethernet |
| Component for | PC |
| Motherboard form factor | micro ATX |
| Motherboard chipset family | AMD |
| Motherboard chipset | AMD B550 |
| Audio output channels | 7.1 channels |
| PC health monitoring | Fan, Temperature, Voltage |
| Cooling type | Active |
| Power source type | ATX |
| Windows operating systems supported | Windows 10 x64, Windows 11 x64 |
| PCI Express x1 slots | 1 |
| PCI Express x16 slots | 1 |
| BIOS type | UEFI AMI |
| BIOS memory size | 128 Mbit |
| ACPI version | 5.0 |
| Clear CMOS jumper | Yes |
| Desktop Management Interface (DMI) version | 2.7 |
| System Management BIOS (SMBIOS) version | 2.7 |
| Width | 244 mm |
| Depth | 244 mm |
| Bundled software | Norton® Internet Security (OEM version)
LAN bandwidth management software |
| Description |
| Gigabyte B550M K 1.0. Processor manufacturer: AMD, Processor socket: Socket AM4, Compatible processor series: AMD Ryzen™ 5. Supported memory types: DDR4-SDRAM, Maximum internal memory: 128 GB, Memory slots type: DIMM. Supported storage drive interfaces: M.2, PCI Express 3.0, PCI Express 4.0, SATA, Supported storage drive types: SSD, RAID levels: 0, 1, 10. Graphics card family: AMD, Maximum resolution: 5120 x 2880 pixels. Ethernet interface type: Gigabit Ethernet |
