Gigabyte B550M H ARGB Micro-ATX AMD B550 motherboard with AM4 support, PCIe 4.0, DDR4 up to 5100MHz OC, HDMI 2.1, DP 1.4, M.2, and Gigabit LAN | B550M H ARGB

Gigabyte B550M H ARGB Micro-ATX AMD B550 motherboard with AM4 support, PCIe 4.0, DDR4 up to 5100MHz OC, HDMI 2.1, DP 1.4, M.2, and Gigabit LAN

Micro-ATX Motherboard Specifications (AMD B550)

•

Socket / CPU: AM4

•Ryzen 3000 / 4000G / 5000 / 5000G
•

Chipset: AMD B550

•Memory:
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2× DDR4, up to 64 GB (Dual-Channel)
•

2133–5100 MHz (OC)

•XMP support, ECC (non-ECC mode) / Non-ECC

•

Integrated Graphics:

•DisplayPort 1.4 – up to 5K@60Hz

•HDMI 2.1 – up to 4K@60Hz

•
Max shared memory: 16 GB

•

Expansion Slots:
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1× PCIe x16 (Gen 4.0 / 3.0)

•1× PCIe 3.0 x1

•Storage:
•

1× M.2 (PCIe 4.0 / 3.0)

•4× SATA 6Gb/s

•RAID 0 / 1 / 10

•

Networking:
•

Realtek Gigabit LAN

•Audio:
•

Realtek HD Audio, up to 7.1-channel

•USB:

•4× USB 3.2 Gen 1 (rear)

•USB 3.2 Gen 1 USB 2.0 headers

•Internal Headers:

•24-pin ATX, 8-pin CPU power

•CPU fan + 2× system fan

•RGB Gen2 RGB headers

•TPM, Clear CMOS

•Back Panel I/O:

•DisplayPort, HDMI

•USB 3.2 Gen 1, USB 2.0

•
Q-Flash Plus button

•RJ-45 LAN, Audio jacks

•BIOS:

•AMI UEFI, 128 Mbit
•

Q-Flash Q-Flash Plus

•OS Support: Windows 10 / 11 (64-bit)
•

Form Factor: Micro-ATX (23.3 × 19.8 cm)

Product Last Updated: 10/04/2026

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