GIGABYTE AMD B550 ATX Motherboard – AM4, Ryzen 5000/4000/3000 Support
Key Features
- AMD Socket AM4 Compatibility
- Supports AMD Ryzen 5000 G-Series Processors
- Supports AMD Ryzen 5000 Series Processors
- Supports AMD Ryzen 4000 G-Series Processors
- Supports AMD Ryzen 3000 G-Series Processors
-
Supports AMD Ryzen 3000 Series Processors
(Refer to GIGABYTE’s website for the latest CPU support list.) -
Digital VRM Power Design
-
Digital twin 10+3+1 phases VRM solution for stable power delivery
-
Dual Channel DDR4 Memory
-
4 x DIMM slots with AMD EXPO™ memory module support
-
User-Friendly Design
- EZ-Latch PCIe slots with quick-release design
- Friendly UI with multi-theme BIOS
-
AIO fan control and Q-Flash auto scan in BIOS and software
-
High-Speed Storage
-
2 x M.2 slots, including PCIe 4.0 x1 support
-
Efficient Cooling
-
VRM Thermal Armor Advanced for enhanced thermal performance
-
Fast Networking
-
Gigabit LAN
-
Extended Connectivity
- HDMI and DisplayPort video outputs
- PCIe UD Slot: PCIe 4.0 x16 slot with 10x strength for graphics card support and improved heat dissipation
Specifications
CPU
| Feature | Details |
|---|---|
| Socket | AMD Socket AM4 |
| Supported CPUs | AMD Ryzen 5000 G-Series, 5000 Series, 4000 G-Series, 3000 G-Series, 3000 Series Processors |
(See GIGABYTE’s website for the latest CPU support list.)
Chipset
| Feature | Details |
|---|---|
| Chipset | AMD B550 |
Memory
| Feature | Details |
|---|---|
| DIMM Slots | 4 x DDR4 DIMM sockets |
| Max Capacity | Up to 128 GB (32 GB per DIMM) |
| Supported Speeds | DDR4 3200/2933/2667/2400/2133 MT/s |
| Architecture | Dual channel |
| ECC Support | ECC Un-buffered DIMM 1Rx8/2Rx8 |
| Non-ECC Support | Non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 |
| XMP Support | Support for Extreme Memory Profile (XMP) |
(CPU and memory configuration may affect supported memory types, speeds, and module count. Refer to the "Memory Support List" on GIGABYTE’s website.)
Onboard Graphics
| Feature | Details |
|---|---|
| Graphics | Integrated graphics processor with AMD Radeon Graphics support |
| HDMI | 1 x HDMI port, max resolution 4096x2160@60 Hz |
| HDMI Standard | HDMI 2.1, HDCP 2.3, HDR |
| Ports | Native HDMI 2.1 TMDS compatible ports |
| Shared Memory | Maximum shared memory of 16 GB |
(Graphics specifications may vary depending on CPU support.)
Audio
| Feature | Details |
|---|---|
| Codec | Realtek Audio CODEC |
| Audio | High Definition Audio |
| Channel Support | 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, use the audio software for audio settings.
LAN
| Feature | Details |
|---|---|
| Controller | Realtek GbE LAN chip |
| Speeds | 1 Gbps / 100 Mbps / 10 Mbps |
Expansion Slots
| Slot | Source | Standard | Mode |
|---|---|---|---|
| 1 x PCI Express x16 (PCIEX16) | CPU | AMD Ryzen 5000/3000 Series: PCIe 4.0 x16 | x16 |
| AMD Ryzen 5000 G/4000 G/3000 G Series: PCIe 3.0 x16 | x16 | ||
| 4 x PCI Express x1 (PCIEX1_1/2/3/4) | Chipset | PCIe 3.0 | x1 |
- The PCIEX16 slot can support either a graphics card or an NVMe SSD.
- If only one graphics card is installed, it must be in the PCIEX16 slot.
Storage Interface
| Connector | Source | Type | Support |
|---|---|---|---|
| 1 x M.2 (M2A_CPU) | CPU | Socket 3, M key, type 22110/2280 | Ryzen 5000/3000: SATA & PCIe 4.0 x4/x2 SSDs; Ryzen 5000 G/4000 G/3000 G: SATA & PCIe 3.0 x4/x2 SSDs |
| 1 x M.2 (M2B_SB) | Chipset | Socket 3, M key, type 22110/2280 | PCIe 3.0 x4/x2 SSDs |
| 4 x SATA 6Gb/s | Chipset | SATA | HDDs/SSDs |
- RAID 0, 1, 10 support for NVMe SSD storage devices
- RAID 0, 1, 10 support for SATA storage devices
USB
CPU
- AMD Ryzen 5000/3000 Series:
- 1 x USB 3.2 Gen 2 Type-A port (red) on back panel
- AMD Ryzen 5000 G/4000 G/3000 G-Series:
- 1 x USB 3.2 Gen 1 port (red) on back panel
- 1 x USB Type-C port on back panel with USB 3.2 Gen 1 support
- 2 x USB 3.2 Gen 1 ports on back panel
Chipset
- 1 x USB Type-C port with USB 3.2 Gen 1 support (internal header)
- 2 x USB 3.2 Gen 1 ports (internal header)
- 4 x USB 2.0/1.1 ports (internal headers)
Chipset + USB 2.0 Hub
- 4 x USB 2.0/1.1 ports on the back panel
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
- 1 x CPU fan/water cooling pump header
- 3 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
- 2 x USB 2.0/1.1 headers
- 1 x Trusted Platform Module (TPM) header (2x6 pin, for GC-TPM2.0_S module only)
- 1 x Clear CMOS jumper
Back Panel Connectors
- 4 x USB 2.0/1.1 ports
- 1 x HDMI port (Actual support may vary by CPU.)
- 1 x USB 3.2 Gen 2 Type-A / USB 3.2 Gen 1 port (red) (varies by CPU)
- 1 x USB Type-C port with USB 3.2 Gen 1 support
- 1 x Q-Flash Plus button
- 1 x RJ-45 LAN port
- 2 x USB 3.2 Gen 1 ports
- 3 x audio jacks
I/O Controller
- iTE I/O Controller Chip
Hardware Monitoring
- Voltage detection
- Temperature detection
- Fan speed detection
- Water cooling flow rate detection
- Fan fail warning
- Fan speed control (support depends on installed fan)
BIOS
- 1 x 128 Mbit flash
- AMI UEFI BIOS (licensed)
- Supports PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0
Unique Features
- Support for APP Center
- @BIOS
- EasyTune
- RGB Fusion
- Smart Backup
- System Information Viewer
- Support for Q-Flash Plus
- Support for Q-Flash
(Available applications and functions may vary by motherboard model and specifications.)
Bundled Software
- Norton Internet Security (OEM version)
- LAN bandwidth management software
Operating System Support
- Windows 11 64-bit
- Windows 10 64-bit
Form Factor
| Feature | Details |
|---|---|
| Form Factor | ATX |
| Dimensions | 30.5 cm x 24.4 cm |
