Gigabyte B550M DS3H R2, AMD B550, AM4, 4xDDR4, mATX

   AMD Socket AM4:Supports AMD Ryzen™ 5000 / 4000 / 3000 Series Processors
   Digital 5+3 phases VRM solution
   Dual Channel DDR4:4*DIMMs
   EZ-Latch:PCIe slots with Quick Release Design
   Ultra-Fast Storage:2*M.2 slots, including PCIe 4.0 x1
   Efficient Thermal:VRM Thermal Armor Advanced
   Fast Networking:GbE LAN
   Extended Connectivity:HDMI, Displayport
   PCIe UD Slot:PCIe 4.0 x16 slots with 10X strength for graphics card & Better Heat dissipation effect



   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.
   ** Support for native HDMI 2.1 TMDS compatible ports.

   (Graphics specifications may vary depending on CPU support.)
   Maximum shared memory of 16 GB
   Audio
   Realtek® ALC1220 CODEC

   * The back panel line out jack supports DSD audio.

   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 Gbps/10 Mbps)
   Expansion Slots
   1 x PCI Express x16 slot (PCIEX16), integrated in the CPU:
   ? AMD Ryzen™ 5000/3000 Series Processors support PCIe 4.0 x16 mode
   ? AMD Ryzen™ 5000 G/4000 G/3000 G Series Processors support PCIe 3.0x16 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.

   Chipset:
   - 1 x PCI Express x16 slot (PCIEX4), supporting PCIe 3.0 and running at x4
   - 1 x PCI Express x1 slot (PCIEX1), supporting PCIe 3.0 and running at x1
   Storage Interface
   1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 2280 SSDs:
   ? AMD Ryzen™ 5000/3000 Series Processors support SATA and PCIe 4.0x4/x2 SSDs
   ? AMD Ryzen™ 5000 G/4000 G/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 SATA and PCIe 3.0 x2 SSDs
   4 x SATA 6Gb/s connectors
   RAID 0, RAID 1, and RAID 10 support for NVMe SSD storage devices
   RAID 0, RAID 1, and RAID 10 support for SATA storage devices
   USB
   CPU:
   - 4 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
   - 2 x USB 3.2 Gen 1 ports available through the internal USB header
   - 4 x USB 2.0/1.1 ports (2 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
   2 x system fan headers
   2 x addressable LED strip headers
   2 x RGB LED strip headers
   1 x CPU cooler LED strip/RGB LED strip 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 Type-C® header, with USB 3.2 Gen 1 support
   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 serial port header
   1 x Clear CMOS jumper
   1 x Q-Flash Plus button
   Back Panel Connectors
   2 x USB 2.0/1.1 ports
   1 x PS/2 keyboard/mouse port
   1 x HDMI port (Note)
   1 x DisplayPort (Note)
   4 x USB 3.2 Gen 1 ports
   1 x RJ-45 port
   3 x audio jacks

   (Note) Actual support may vary by CPU.
   I/O Controller
   iTE® I/O Controller Chip
   H/W Monitoring
   Voltage detection
   Temperature detection
   Fan speed 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
   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
   - RGB Fusion
   - Smart Backup
   - System Information Viewer
   Support for Q-Flash Plus
   Support for Q-Flash
   Bundled Software
   Norton® Internet Security (OEM version)
   LAN bandwidth management software
   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