- Available from 2026-11-23 — contact us to reserve
- Available from 2026-11-25 — contact us to reserve
GIGABYTE B550M K Motherboard - AMD Ryzen 5000 CPUs, up to 4733MHz DDR4, 1xPCIe 4.0 + 1xPCIe 3.0 M.2, 1GbE LAN, USB 3.2 Gen 1
€82.96
Including €0.06 for ecotax
Tax included
GIGABYTE B550M K Motherboard - AMD Ryzen 5000 CPUs, up to 4733MHz DDR4, 1xPCIe 4.0 + 1xPCIe 3.0 M.2, 1GbE LAN, USB 3.2 Gen 1, AMD, Socket AM4, AMD Ryzen 3000 Series, AMD Ryzen 4000 Series, AMD Ryzen 5000 Series, Socket AM4, DDR4-SDRAM, 128 GB
Delivery policy
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Elevate your computing experience with GIGABYTE's renowned motherboard series: AORUS, AERO, and GIGABYTE. Featuring innovative designs and advanced features, these boards offer exceptional performance and reliability. Whether you're a gamer, content creator, or professional, our series cater to your needs, ensuring uncompromising quality and cutting-edge
Technical specifications
Processor
| Processor manufacturer | AMD |
|---|---|
| Processor socket | Socket AM4 |
| Compatible processor series | AMD Ryzen 3000 Series, AMD Ryzen 4000 Series, AMD Ryzen 5000 Series |
| Supported processor sockets | Socket AM4 |
Memory
| Supported memory types | DDR4-SDRAM |
|---|---|
| Number of memory slots | 4 |
| Memory slots type | DIMM |
| Memory channels | Dodeca-channel |
| ECC сompatibility | ECC & Non-ECC |
| Supported memory clock speeds | 4733,4600,4400,4266,4133,4000,3866,3733,3600,3466,3400,3200,2933,2667,2400,2133 MHz |
| Supported memory clock speed (max) | 4733 MHz |
| Maximum internal memory | 128 GB |
| Unbuffered memory | Yes |
| Maximum internal memory per slot | 32 GB |
Storage controllers
| Supported storage drive types | HDD & SSD |
|---|---|
| Supported storage drive interfaces | M.2, SATA |
| Number of HDDs supported | 2 |
| Number of storage drives supported | 6 |
| RAID support | Yes |
| RAID levels | 0, 1, 10 |
Graphics
| Parallel processing technology support | Not supported |
|---|---|
| Maximum resolution | 5120 x 2880 pixels |
| HDCP | Yes |
| DirectX version | 12.0 |
Internal I/O
| USB 2.0 connectors | 1 |
|---|---|
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 1 |
| Number of SATA III connectors | 4 |
| Front panel audio connector | Yes |
| Front panel connector | Yes |
| ATX Power connector (24-pin) | Yes |
| CPU fan connector | Yes |
| Number of CPU fan connectors | 1 |
| Number of chassis fan connectors | 1 |
| EPS power connector (8-pin) | Yes |
| Number of EPS power connectors (8-pin) | 1 |
| TPM connector | Yes |
| 12V power connector | Yes |
Rear panel I/O ports
| 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 |
| PS/2 ports quantity | 1 |
| HDMI ports quantity | 1 |
| HDMI version | 2.1 |
| DisplayPorts quantity | 1 |
| DisplayPort version | 1.4 |
| Headphone outputs | 1 |
| Line-in | Yes |
| Microphone in | Yes |
Network
| Ethernet LAN | Yes |
|---|---|
| Ethernet interface type | Gigabit Ethernet |
| LAN controller | Realtek RTL8111H |
| Wi-Fi | No |
Features
| Motherboard chipset | AMD B550 |
|---|---|
| Audio chip | Realtek ALC897 |
| Audio output channels | 7.1 channels |
| Product colour | Brown |
| PC health monitoring | Fan, Temperature, Voltage |
| Component for | PC |
| Motherboard form factor | micro ATX |
| Motherboard chipset family | AMD |
| Cooling type | Passive |
| Power source type | ATX |
| Windows operating systems supported | Windows 10 x64, Windows 11 x64 |
Expansion slots
| PCI Express x1 (Gen 3.x) slots | 1 |
|---|---|
| PCI Express x16 (Gen 4.x) slots | 1 |
| Number of M.2 (M) slots | 2 |
| 1st M.2 largest key size | 2280 |
| 1st M.2 highest PCI Express generation | 4.0 |
| 2nd M.2 largest key size | 2280 |
| 2nd M.2 highest PCI Express generation | 3.0 |
BIOS
| 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 |
Battery
| Battery weight | 3 g |
|---|---|
| Lithium weight per battery | 0.07 g |
| Number of battery cells | 1 |
| Battery technology | Lithium-Manganese Dioxide (LiMnO2) |
| Battery type | CR2032 |
Weight & dimensions
| Width | 244 mm |
|---|---|
| Depth | 244 mm |
| Height | 35 mm |
Technical details
| Warranty period | 3 year(s) |
|---|
FL109117083
2026-11-23
Data sheet
- Colour
- Marron
- Processor brand
- AMD
- For
- PC
- Socket
- Emplacement AM4
- Memory type
- DDR4-SDRAM
- Memory form factor
- DIMM
- Cooling
- Passif
Specific References
- EAN13
- 4719331852764
- MPN
- B550M K
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GIGABYTE B550M K Motherboard - AMD Ryzen 5000 CPUs, up to 4733MHz DDR4, 1xPCIe 4.0 + 1xPCIe 3.0 M.2, 1GbE LAN, USB 3.2 Gen 1, AMD, Socket AM4, AMD Ryzen 3000 Series, AMD Ryzen 4000 Series, AMD Ryzen 5000 Series, Socket AM4, DDR4-SDRAM, 128 GB