Four DDR4 slots let you start with two memory modules and add more later without replacing what you already have. The two M.2 slots take compact SSDs for your operating system, games and projects, which keeps the inside of the case tidier than a setup built around 2.5-inch drives and their cables.
The full-size ATX form factor fits a wide range of standard tower cases and leaves comfortable spacing between components. The board has no built-in Wi-Fi, so it suits a wired Ethernet connection, or you can add a wireless adapter separately if you need one.
This motherboard is a sensible pick for building or upgrading an AMD Socket AM4 gaming PC, a home office desktop or a general-purpose workstation. It works well for anyone who wants a B550 platform with expandable DDR4 memory and dual M.2 storage.
| Brand | GIGABYTE |
|---|---|
| Product colour | Dark brown |
| HDCP | Yes |
| Line-in | Yes |
| BIOS type | UEFI AMI |
| ACPI version | 5.0 |
| HDCP version | 2.3 |
| Component for | PC |
| DirectX version | 12.0 |
| BIOS memory size | 128 |
| Clear CMOS jumper | Yes |
| Headphone outputs | 1 |
| Unbuffered memory | Yes |
| ECC сompatibility | ECC & Non-ECC |
| RGB LED pin header | Yes |
| PC health monitoring | Fan/Temperature/Voltage/Water cooling |
| Number of memory slots | 4 |
| Motherboard form factor | ATX |
| Number of M.2 (M) slots | 2 |
| 1st M.2 largest key size | 25110 |
| 2nd M.2 largest key size | 22110 |
| Number of RGB LED pin headers | 4 |
| PCI Express x1 (Gen 3.x) slots | 2 |
| PCI Express x16 (Gen 3.x) slots | 1 |
| PCI Express x16 (Gen 4.x) slots | 1 |
| Products per shipping (inner) case | 1 |
| 1st M.2 highest PCI Express generation | 4.0 |
| 2nd M.2 highest PCI Express generation | 3.0 |
| System Management BIOS (SMBIOS) version | 2.7 |
| Desktop Management Interface (DMI) version | 2.7 |
| Warranty | 3 years |
| Maximum resolution | 5120 x 2880 |
|---|
| Processor manufacturer | AMD |
|---|---|
| Motherboard chipset | AMD B550 |
| Processor socket | Socket AM4 |
| CPU fan connector | Yes |
| Motherboard chipset family | AMD |
| Compatible processor series | AMD Ryzen 3000 Series/AMD Ryzen 4000 Series/AMD Ryzen 5000 Series |
| Supported processor sockets | Socket AM4 |
| Number of CPU fan connectors | 2 |
| Maximum internal memory | 128 GB |
|---|---|
| Memory channels | Dual-channel |
| Memory slots type | DIMM |
| Maximum internal memory per slot | 32 |
| Number of HDDs supported | 4 |
|---|---|
| Supported storage drive types | HDD & SSD |
| Number of storage drives supported | 6 |
| Supported storage drive interfaces | M.2, PCI Express 4.0, PCI Express 3.0, SATA III |
| Audio output channels | 7.1 |
|---|---|
| Digital audio optical out | 1 |
| Front panel audio connector | Yes |
| HDMI ports quantity | 1 |
|---|---|
| HDMI version | 2.1 |
| USB 2.0 ports quantity | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 3 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 1 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 1 |
| Ethernet LAN | Yes |
| Ethernet LAN (RJ-45) ports | 1 |
| LAN controller | Realtek RTL8125 |
| S/PDIF out port | Yes |
| USB 2.0 connectors | 2 |
| 12V power connector | Yes |
| DisplayPort version | 1.4 |
| DisplayPorts quantity | 1 |
| Front panel connector | Yes |
| Ethernet interface type | 2.5 Gigabit Ethernet |
| EPS power connector (8-pin) | Yes |
| ATX Power connector (24-pin) | Yes |
| Number of SATA III connectors | 4 |
| Number of water pump connectors | 2 |
| Number of chassis fan connectors | 4 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 2 |
| Number of EPS power connectors (8-pin) | 1 |
| Wi-Fi | No |
|---|
| Bundled software | Norton® Internet Security (OEM version) |
|---|---|
| Windows operating systems supported | Windows 11 x64 |
| Battery technology | Lithium-Manganese Dioxide (LiMnO2) |
|---|---|
| Battery type | CR2032 |
| Battery capacity | 220 Wh |
| Number of battery cells | 1 |
| Power source type | ATX |
| Battery weight | 3 |
| Lithium weight per battery | 0.07 |
| RAID levels | 0/1/10 |
|---|---|
| Cooling type | Passive |
| Supported memory clock speeds | 2133/2400/2667/2933/3200 |
| Supported memory clock speed (max) | 3200 |
| RAID support | Yes |
|---|---|
| Screws included | Yes |
| Batteries included | Yes |
| Supported memory types | DDR4-SDRAM |
| Parallel processing technology support | Not supported |
| Width | 305 mm |
|---|---|
| Depth | 244 mm |
| Height | 35 mm |
| Weight | 2.04 kg |
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