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B550M K WIFI6E

AMD B550 Chipset
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Specifications

  • CPU
  • AMD Socket AM4, support for:
    AMD Ryzen™ 5000 G-Series Processors/
    AMD Ryzen™ 5000 Series Processors/
    AMD Ryzen™ 4000 G-Series Processors/
    AMD Ryzen™ 3000 G-Series Processors/
    AMD Ryzen™ 3000 Series Processors
    (Go to GIGABYTE's website for the latest CPU support list.)
  • Chipset
  • AMD B550
  • Memory
  • 4 x DDR4 DIMM sockets supporting up to 128 GB (32 GB single DIMM capacity) of system memory
    Support for DDR4 4733(O.C.) / 4600(O.C.) / 4400(O.C.) / 4266(O.C.) / 4133(O.C.) / 4000(O.C.) / 3866(O.C.) / 3733(O.C.) / 3600(O.C.) / 3466(O.C) / 3400(O.C.) / 3200 / 2933 / 2667 / 2400 / 2133 MT/s memory modules
    Dual channel memory architecture
    Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules
    Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules
    Support for Extreme Memory Profile (XMP) memory modules
    (The CPU and memory configuration may affect the supported memory types, data rate (speed), and number of DRAM modules, please refer to "Memory Support List" on GIGABYTE's website for more information.)
  • Onboard Graphics
  • Integrated Graphics Processor with AMD Radeon™ Graphics support:
    - 1 x DisplayPort, supporting a maximum resolution of 5120x2880@60 Hz

    * Support for DisplayPort 1.4 version, HDCP 2.3, and HDR.


    - 1 x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz

    * Support for HDMI 2.1 version, HDCP 2.3, and HDR.


    (Graphics specifications may vary depending on CPU support.)
    Maximum shared memory of 16 GB
  • Audio
  • Realtek® Audio CODEC
    High Definition Audio
    2/4/5.1/7.1-channel

    * You can change the functionality of an audio jack using the audio software. To configure 7.1-channel audio, access the audio software for audio settings.

  • LAN
  • Realtek® GbE LAN chip (1 Gbps/100 Mbps/10 Mbps)
  • Wireless Communication module
  • MediaTek Wi-Fi 6E MT7902
    - WIFI a, b, g, n, ac, ax, supporting 2.4/5/6 GHz carrier frequency bands
    - BLUETOOTH 5.3
    - Support for 11ax 160MHz wireless standard
    (Actual data rate may vary depending on environment and equipment.)

    * Bluetooth version may change with updates. See the Wi-Fi chip vendor’s website for details.

  • Expansion Slots
  • 1 x PCI Express x16 slot, integrated in the CPU:
    - AMD Ryzen™ 5000 Series/3000 Series Processors support PCIe 4.0 x16 mode
    - AMD Ryzen™ 5000 G-Series/4000 G-Series/3000 G-Series Processors support PCIe 3.0 x16 mode

    * The PCIEX16 slot can only support a graphics card or an NVMe SSD.


    1 x PCI Express x1 slot, integrated in the Chipset:
    - Supporting PCIe 3.0 x1 mode
  • Storage Interface
  • 1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 2280 SSDs:
    - AMD Ryzen™ 5000 Series/3000 Series Processors support SATA and PCIe 4.0 x4/x2 SSDs
    - AMD Ryzen™ 5000 G-Series/4000 G-Series/3000 G-Series Processors support SATA and PCIe 3.0 x4/x2 SSDs
    1 x M.2 connector (M2B_SB), integrated in the Chipset, supporting Socket 3, M key, type 2280 SSDs:
    - Supporting PCIe 3.0 x2 SSDs
    4 x SATA 6Gb/s connectors, integrated in the Chipset:
    - Support for RAID 0, RAID 1, and RAID 10
  • USB
  • CPU:
    - 4 x USB 3.2 Gen 1 ports on the back panel
    Chipset:
    - 2 x USB 3.2 Gen 1 ports available through the internal USB header
    - 6 x USB 2.0/1.1 ports (4 ports on the back panel, 2 ports available through the internal USB header)
  • Internal I/O Connectors
  • 1 x 24-pin ATX main power connector
    1 x 8-pin ATX 12V power connector
    1 x CPU fan header
    1 x system fan header
    2 x M.2 Socket 3 connectors
    4 x SATA 6Gb/s connectors
    1 x front panel header
    1 x front panel audio header
    1 x USB 3.2 Gen 1 header
    1 x USB 2.0/1.1 header
    1 x Trusted Platform Module (TPM) header (2x6 pin, for the GC-TPM2.0_S module only)
    1 x Clear CMOS jumper
  • Back Panel Connectors
  • 1 x PS/2 keyboard/mouse port
    1 x DisplayPort*
    1 x HDMI port*
    4 x USB 3.2 Gen 1 ports
    4 x USB 2.0/1.1 ports
    1 x RJ-45 port
    2 x antenna connectors (1T1R)
    3 x audio jacks

    * Actual support may vary by CPU.
  • I/O Controller
  • iTE® I/O Controller Chip
  • H/W Monitoring
  • Voltage detection
    Temperature detection
    Fan speed detection
    Fan fail warning
    Fan speed control

    * Whether the fan speed control function is supported will depend on the fan you install.

  • BIOS
  • 1 x 128 Mbit flash
    Use of licensed AMI UEFI BIOS
    PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0
  • Unique Features
  • Support for APP Center

    * Available applications in APP Center may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications.


    - @BIOS
    - EasyTune
    - Smart Backup
    - System Information Viewer
    Support for Q-Flash
  • Bundled Software
  • Norton® Internet Security (OEM version)
  • Operating System
  • Support for Windows 11 64-bit
    Support for Windows 10 64-bit
  • Form Factor
  • Micro ATX Form Factor; 24.4cm x 24.4cm
  • CPU
  • AMD Socket AM4, support for:
    AMD Ryzen™ 5000 G-Series Processors/
    AMD Ryzen™ 5000 Series Processors/
    AMD Ryzen™ 4000 G-Series Processors/
    AMD Ryzen™ 3000 G-Series Processors/
    AMD Ryzen™ 3000 Series Processors
    (Go to GIGABYTE's website for the latest CPU support list.)
  • Chipset
  • AMD B550
  • Memory
  • 4 x DDR4 DIMM sockets supporting up to 128 GB (32 GB single DIMM capacity) of system memory
    Support for DDR4 4733(O.C.) / 4600(O.C.) / 4400(O.C.) / 4266(O.C.) / 4133(O.C.) / 4000(O.C.) / 3866(O.C.) / 3733(O.C.) / 3600(O.C.) / 3466(O.C) / 3400(O.C.) / 3200 / 2933 / 2667 / 2400 / 2133 MT/s memory modules
    Dual channel memory architecture
    Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules
    Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules
    Support for Extreme Memory Profile (XMP) memory modules
    (The CPU and memory configuration may affect the supported memory types, data rate (speed), and number of DRAM modules, please refer to "Memory Support List" on GIGABYTE's website for more information.)
  • Onboard Graphics
  • Integrated Graphics Processor with AMD Radeon™ Graphics support:
    - 1 x DisplayPort, supporting a maximum resolution of 5120x2880@60 Hz

    * Support for DisplayPort 1.4 version, HDCP 2.3, and HDR.


    - 1 x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz

    * Support for HDMI 2.1 version, HDCP 2.3, and HDR.


    (Graphics specifications may vary depending on CPU support.)
    Maximum shared memory of 16 GB
  • Audio
  • Realtek® Audio CODEC
    High Definition Audio
    2/4/5.1/7.1-channel

    * You can change the functionality of an audio jack using the audio software. To configure 7.1-channel audio, access the audio software for audio settings.

  • LAN
  • Realtek® GbE LAN chip (1 Gbps/100 Mbps/10 Mbps)
  • Wireless Communication module
  • MediaTek Wi-Fi 6E MT7902
    - WIFI a, b, g, n, ac, ax, supporting 2.4/5/6 GHz carrier frequency bands
    - BLUETOOTH 5.3
    - Support for 11ax 160MHz wireless standard
    (Actual data rate may vary depending on environment and equipment.)

    * Bluetooth version may change with updates. See the Wi-Fi chip vendor’s website for details.

  • Expansion Slots
  • 1 x PCI Express x16 slot, integrated in the CPU:
    - AMD Ryzen™ 5000 Series/3000 Series Processors support PCIe 4.0 x16 mode
    - AMD Ryzen™ 5000 G-Series/4000 G-Series/3000 G-Series Processors support PCIe 3.0 x16 mode

    * The PCIEX16 slot can only support a graphics card or an NVMe SSD.


    1 x PCI Express x1 slot, integrated in the Chipset:
    - Supporting PCIe 3.0 x1 mode
  • Storage Interface
  • 1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 2280 SSDs:
    - AMD Ryzen™ 5000 Series/3000 Series Processors support SATA and PCIe 4.0 x4/x2 SSDs
    - AMD Ryzen™ 5000 G-Series/4000 G-Series/3000 G-Series Processors support SATA and PCIe 3.0 x4/x2 SSDs
    1 x M.2 connector (M2B_SB), integrated in the Chipset, supporting Socket 3, M key, type 2280 SSDs:
    - Supporting PCIe 3.0 x2 SSDs
    4 x SATA 6Gb/s connectors, integrated in the Chipset:
    - Support for RAID 0, RAID 1, and RAID 10
  • USB
  • CPU:
    - 4 x USB 3.2 Gen 1 ports on the back panel
    Chipset:
    - 2 x USB 3.2 Gen 1 ports available through the internal USB header
    - 6 x USB 2.0/1.1 ports (4 ports on the back panel, 2 ports available through the internal USB header)
  • Internal I/O Connectors
  • 1 x 24-pin ATX main power connector
    1 x 8-pin ATX 12V power connector
    1 x CPU fan header
    1 x system fan header
    2 x M.2 Socket 3 connectors
    4 x SATA 6Gb/s connectors
    1 x front panel header
    1 x front panel audio header
    1 x USB 3.2 Gen 1 header
    1 x USB 2.0/1.1 header
    1 x Trusted Platform Module (TPM) header (2x6 pin, for the GC-TPM2.0_S module only)
    1 x Clear CMOS jumper
  • Back Panel Connectors
  • 1 x PS/2 keyboard/mouse port
    1 x DisplayPort*
    1 x HDMI port*
    4 x USB 3.2 Gen 1 ports
    4 x USB 2.0/1.1 ports
    1 x RJ-45 port
    2 x antenna connectors (1T1R)
    3 x audio jacks

    * Actual support may vary by CPU.
  • I/O Controller
  • iTE® I/O Controller Chip
  • H/W Monitoring
  • Voltage detection
    Temperature detection
    Fan speed detection
    Fan fail warning
    Fan speed control

    * Whether the fan speed control function is supported will depend on the fan you install.

  • BIOS
  • 1 x 128 Mbit flash
    Use of licensed AMI UEFI BIOS
    PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0
  • Unique Features
  • Support for APP Center

    * Available applications in APP Center may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications.


    - @BIOS
    - EasyTune
    - Smart Backup
    - System Information Viewer
    Support for Q-Flash
  • Bundled Software
  • Norton® Internet Security (OEM version)
  • Operating System
  • Support for Windows 11 64-bit
    Support for Windows 10 64-bit
  • Form Factor
  • Micro ATX Form Factor; 24.4cm x 24.4cm

* The terms HDMI, HDMI High-Definition Multimedia Interface, HDMI Trade dress and the HDMI Logos are trademarks or registered trademarks of HDMI Licensing Administrator, Inc.
* The entire materials provided herein are for reference only. GIGABYTE reserves the right to modify or revise the content at anytime without prior notice.
* Advertised performance is based on maximum theoretical interface values from respective Chipset vendors or organization who defined the interface specification. Actual performance may vary by system configuration.
* All trademarks and logos are the properties of their respective holders.
* Due to standard PC architecture, a certain amount of memory is reserved for system usage and therefore the actual memory size is less than the stated amount.

Support