AMD B550 Chipset
 
  • CPU
    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
    Chipset
    AMD B550
  • Memory
    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 MHz 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
    Onboard Graphics
    Integrated Graphics Processor:
    - 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.


    Maximum shared memory of 16 GB
  • Audio
    Audio
    Realtek® Audio CODEC
    High Definition Audio
    2/4/5.1/7.1-channel
    Support for S/PDIF Out
  • LAN
    LAN
    Realtek® 2.5GbE LAN chip (2.5 Gbit/1 Gbit/100 Mbit)
  • Wireless Communication module
    Wireless Communication module
    Realtek® Wi-Fi 6 RTL8851BE
    - WIFI a, b, g, n, ac, ax, supporting 2.4/5 GHz carrier frequency bands
    - BLUETOOTH 5.3
    - Support for 11ax 80MHz wireless
    (Actual data rate may vary depending on environment and equipment.)
  • Expansion Slots
    Expansion Slots
    1 x PCI Express x16 slot (PCIEX16), 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. If only one graphics card is to be installed, be sure to install it in the PCIEX16 slot.)
    1 x PCI Express x16 slot (PCIEX2), integrated in the Chipset:
    - Supporting PCIe 3.0 x2 mode
    1 x PCI Express x16 slot (PCIEX1_2), integrated in the Chipset:
    - Supporting PCIe 3.0 x1 mode
    1 x PCI Express x1 slot (PCIEX1_1), integrated in the Chipset:
    - Supporting PCIe 3.0 x1 mode
  • Storage Interface
    Storage Interface
    1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 2242/2260/2280/22110 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 2242/2260/2280/22110 SSDs:
    - Supporting SATA and PCIe 3.0 x4/x2 SSDs
    4 x SATA 6Gb/s connectors, integrated in the Chipset:
    - Support for RAID 0, RAID 1, and RAID 10
  • USB
    USB
    CPU:
    - AMD Ryzen™ 5000 Series/3000 Series Processors support two USB 3.2 Gen 2 Type-A ports (red) on the back panel
    - AMD Ryzen™ 5000 G-Series/4000 G-Series/3000 G-Series Processors support two USB 3.2 Gen 1 ports (red) on the back panel
    - 2 x USB 3.2 Gen 1 ports on the back panel
    Chipset:
    - 1 x USB Type-C® port with USB 3.2 Gen 1 support, available through the internal USB header
    - 1 x USB 3.2 Gen 1 port on the back panel
    - 2 x USB 3.2 Gen 1 ports available through the internal USB header
    - 2 x USB 2.0/1.1 ports on the back panel
    Chipset+USB 2.0 Hub:
    - 4 x USB 2.0/1.1 ports available through the internal USB headers
  • Internal I/O Connectors
    Internal I/O Connectors
    1 x 24-pin ATX main power connector
    1 x 8-pin ATX 12V power connector
    2 x M.2 Socket 3 connectors
    4 x SATA 6Gb/s connectors
    1 x CPU fan header
    1 x water cooling CPU fan header
    3 x system fan headers
    1 x CPU cooler LED strip/RGB LED strip header
    2 x addressable LED strip headers
    2 x RGB LED strip headers
    1 x front panel header
    1 x front panel audio header
    1 x USB Type-C® header, with USB 3.2 Gen 1 support
    1 x USB 3.2 Gen 1 header
    2 x USB 2.0/1.1 headers
    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
    Back Panel Connectors
    1 x DisplayPort
    1 x HDMI port
    2 x SMA antenna connectors (2T2R)
    2 x USB 3.2 Gen 2 Type-A (Note)/USB 3.2 Gen 1 ports (red)
    3 x USB 3.2 Gen 1 ports
    2 x USB 2.0/1.1 ports
    1 x Q-Flash Plus button
    1 x RJ-45 port
    1 x optical S/PDIF Out connector
    5 x audio jacks
  • I/O Controller
    I/O Controller
    iTE® I/O Controller Chip
  • H/W Monitoring
    H/W Monitoring
    Voltage detection
    Temperature detection
    Fan speed detection
    Water cooling flow rate detection
    Overheating warning
    Fan fail warning
    Fan speed control

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

  • BIOS
    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
    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
    - RGB Fusion
    - Smart Backup
    - System Information Viewer
    Support for Q-Flash Plus
    Support for Q-Flash
  • Bundled Software
    Bundled Software
    Norton® Internet Security (OEM version)
    LAN bandwidth management software
  • Operating System
    Operating System
    Support for Windows 11 64-bit
    Support for Windows 10 64-bit
  • Form Factor
    Form Factor
    ATX Form Factor; 30.5cm 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.