Gigabyte B550M H Specifications

CPU

  1. AMD Socket AM4, support for: AMD Ryzen™ 5000 Series/ 3rd Gen Ryzen™ and 3rd Gen Ryzen™ with Radeon™ Graphics Processors
(Please refer "CPU Support List" for more information.)

Chipset

  1. AMD B550

Memory

  1. 2 x DDR4 DIMM sockets supporting up to 64 GB (32 GB single DIMM capacity) of system memory
  2. AMD Ryzen™ 5000 series processors:
    Support for DDR4 4266(O.C.) / 4000(O.C.) / 3866(O.C.) / 3800(O.C.) / 3733(O.C.) / 3600(O.C.) / 3466(O.C.) / 3400(O.C.) / 3333(O.C.) / 3300(O.C.) / 3200 / 2933 / 2667 / 2400 / 2133 MHz memory modules
  3. 3rd Gen AMD Ryzen™ Processors:
    Support for DDR4 5100(O.C.) / 5000(O.C.) / 4866(O.C.) / 4600(O.C.) / 4400(O.C.) / 4000(O.C.) / 3600(O.C.) / 3333(O.C.) /3200/2933/2667/2400/2133 MHz memory modules
  4. 3rd Gen AMD Ryzen™ with Radeon™ Graphics processors:
    Support for DDR4 5100(O.C.) / 5000(O.C.) / 4866(O.C.) / 4600(O.C.) / 4400(O.C.) / 4000(O.C.) / 3600(O.C.) / 3333(O.C.) /3200/2933/2667/2400/2133 MHz memory modules
  5. Dual channel memory architecture
  6. Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules
  7. Support for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules
  8. Support for Extreme Memory Profile (XMP) memory modules
(Please refer "Memory Support List" for more information.)

Onboard Graphic

Integrated in the 3rd Generation AMD Ryzen™ with Radeon™ Graphics processors:
  1. 1 x D-Sub port, supporting a maximum resolution of 1920x1200@60 Hz
  2. 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

Expansion Slots

1‎ x PCI Express x16 slot (PCIEX16), integrated in the CPU:
  1. 3rd Generation AMD Ryzen™ processors support PCIe 4.0 x16 mode
  2. 3rd Generation AMD Ryzen™ with Radeon™ Graphics processors support PCIe 3.0 x16 mode
2 x PCI Express x1 slots (PCIEX1_1, PCIEX1_2), integrated in the Chipset:
  1. Supporting PCIe 3.0 x1 mode

Storage Interface

1‎ x M.2 connector, integrated in the CPU, supporting Socket 3, M key, type 2242/2260/2280 SSDs:
  1. 3rd Generation AMD Ryzen™ processors support SATA and PCIe 4.0 x4/x2 SSDs
  2. 3rd Generation AMD Ryzen™ with Radeon™ Graphics processors support SATA and PCIe 3.0 x4/x2 SSDs
4 x SATA 6Gb/s connectors, integrated in the Chipset:
  1. Support for RAID 0, RAID 1, and RAID 10

LAN

  1. Realtek® GbE LAN chip (1000 Mbit/100 Mbit)

Audio

  1. Realtek® ALC887 codec
  2. High Definition Audio
  3. 2/4/5.1/7.1-channel
    * To configure 7.1-channel audio, you need to open the audio software and select Device advanced settings > Playback Device to change the default setting first. Please visit GIGABYTE's website for details on configuring the audio software.
.

USB Ports

Integrated in the CPU:
  1. 4 x USB 3.2 Gen 1 ports on the back panel
Chipset:
  1. 2 x USB 3.2 Gen 1 ports available through the internal USB headers
  2. 6 x USB 2.0/1.1 ports (2 ports on the back panel, 4 ports available through the internal USB headers)

Back I/O Ports

1 x PS/2 keyboard/mouse port
1 x D-Sub port
1 x HDMI port
4 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
3 x audio jacks

Internal I/O Ports

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
1 x addressable LED strip header
1 x RGB LED strip header
1 x M.2 Socket 3 connector
4 x SATA 6Gb/s connectors
1 x front panel header
1 x front panel audio header
1 x speaker header
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 serial port header
1 x chassis intrusion header
1 x Clear CMOS jumper

BIOS

  1. 1 x 256 Mbit flash
  2. Use of licensed AMI UEFI BIOS
  3. PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0

Operating System

Support for Windows 10 64-bit

Form Factor

  1. Micro ATX Form Factor; 24.4cm x 20.5cm