GIGABYTE B550M DS3H R2 Micro-ATX Motherboard – AMD AM4 Socket, Dual Channel DDR4, PCIe 4.0, Dual NVMe M.2, USB 3.2 Gen1, HDMI, Gigabit LAN, Reliable Power Design for Ryzen Processors

General Information

• Form Factor: Micro ATX (24.4cm x 24.4cm)
• Chipset: AMD B550
• CPU Support: AMD Socket AM4, supporting Ryzen™ 5000/4000/3000 Series and G-Series processors

Memory

• Slots: 4 x DDR4 DIMM sockets
• Capacity: Up to 128 GB (32 GB per DIMM)
• Speeds: 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
• Architecture: Dual channel
• Modules: ECC and non-ECC Un-buffered DIMMs (1Rx8/2Rx8/1Rx16), XMP support

Onboard Graphics

• Processor: AMD Radeon™ Graphics
• DisplayPort: 1 x, max 5120x2880@60 Hz (DP 1.4, HDCP 2.3, HDR)
• HDMI: 1 x, max 4096x2160@60 Hz (HDMI 2.1, HDCP 2.3, HDR)
• Shared Memory: Up to 16 GB

Audio

• Codec: Realtek® ALC1220
• Channels: 2/4/5.1/7.1-channel
• Features: DSD audio support, configurable audio jack functionality

LAN

• Chip: Realtek® GbE LAN chip (1 Gbps/100 Gbps/10 Mbps)
• Wireless: Realtek® Wi-Fi RTL8821CE (802.11 a/b/g/n/ac, dual-band, Bluetooth 5.0)

Expansion Slots

• CPU Slot: 1 x PCIe x16 (PCIEX16)
  • Ryzen™ 5000/3000 Series: PCIe 4.0 x16
  • Ryzen™ 5000 G/4000 G/3000 G Series: PCIe 3.0 x16
• Chipset Slots:
  • 1 x PCIe x16 (PCIEX4), PCIe 3.0 x4
  • 1 x PCIe x1 (PCIEX1), PCIe 3.0 x1

Storage Interfaces

• M.2 Connectors:
  • M2A_CPU: Socket 3, M key, type 2280 (CPU-integrated)
    • Ryzen™ 5000/3000 Series: SATA and PCIe 4.0x4/x2
    • Ryzen™ 5000 G/4000 G/3000 G Series: SATA and PCIe 3.0 x4/x2
  • M2B_SB: Socket 3, M key, type 2280 (chipset-integrated), SATA and PCIe 3.0 x2
• SATA: 4 x SATA 6Gb/s
• RAID: RAID 0, RAID 1, RAID 10 for NVMe and SATA

USB

• CPU: 4 x USB 3.2 Gen 1 (back panel)
• Chipset:
  • 1 x USB Type-C® (USB 3.2 Gen 1) via internal header
  • 2 x USB 3.2 Gen 1 via internal headers
  • 4 x USB 2.0/1.1 (2 back panel, 2 via internal headers)

Internal I/O Connectors

• Power: 1 x 24-pin ATX, 1 x 8-pin 12V
• Fan Headers: 1 x CPU, 2 x system
• LED Headers: 2 x addressable, 2 x RGB, 1 x CPU cooler RGB
• Storage: 2 x M.2 Socket 3, 4 x SATA 6Gb/s
• Front Panel: 1 x header, 1 x audio header
• USB Headers: 1 x USB Type-C (3.2 Gen 1), 1 x USB 3.2 Gen 1, 1 x USB 2.0/1.1
• Other: TPM (2x6 pin), serial port, Clear CMOS, Q-Flash Plus button

Back Panel Connectors

• USB: 2 x USB 2.0/1.1, 4 x USB 3.2 Gen 1
• Other: PS/2, HDMI, DisplayPort, RJ-45, 3 x audio jacks

I/O Controller

• Chip: iTE® I/O Controller Chip

Hardware Monitoring

• Voltage, Temperature, Fan speed detection
• Overheating and fan fail warnings
• Fan speed control (dependent on fan)

BIOS

• Flash: 1 x 128 Mbit
• Type: AMI UEFI BIOS
• Standards: PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0

Unique Features

• APP Center: @BIOS, EasyTune, RGB Fusion, Smart Backup, System Information Viewer
• Q-Flash Plus & Q-Flash Support

Bundled Software

• Norton® Internet Security (OEM)
• LAN bandwidth management software

Operating Systems

• Windows 11 64-bit
• Windows 10 64-bit