GIGABYTE B550 ATX Motherboard for 3rd Gen AMD Ryzen
Powerful, feature-rich AMD B550 motherboard designed to support 3rd Generation AMD Ryzen processors and 3rd Generation AMD Ryzen with Radeon Graphics processors, with advanced power delivery, high-speed storage, and gaming-focused networking and audio.
Key Features
- Supports 3rd Gen AMD Ryzen Processors
- AMD Socket AM4
- 3rd Generation AMD Ryzen processors
-
3rd Generation AMD Ryzen with Radeon Graphics processors
-
10+3 Phases Pure Digital VRM Solution
- Pure digital PWM design
- Low RDS(on) MOSFETs
- Designed to deliver precise, stable power to power-hungry and energy-sensitive components
-
Enhanced system performance and hardware scalability
-
High-Speed Dual Channel DDR4 Memory
- 4 x DIMM slots, up to 128 GB system memory
- Supports ECC and Non-ECC unbuffered DDR4
- Dual channel memory architecture
-
Support for Extreme Memory Profile (XMP) memory modules
-
Ultra Durable PCIe 4.0 Ready x16 Slot
-
1 x PCIe x16 slot (CPU)
- 3rd Gen AMD Ryzen: PCIe 4.0 x16 mode
- 3rd Gen AMD Ryzen with Radeon Graphics: PCIe 3.0 x16 mode
-
Ultra-Fast NVMe PCIe 4.0/3.0 M.2 Storage
- Dual NVMe PCIe 4.0*/3.0 M.2 connectors
- NVMe mode or SATA mode support for M.2 SSD devices
- Up to 64 Gb/s data transfer speed
- Ideal for high-speed storage and RAID configurations
-
Actual support may vary by CPU.
-
Exclusive Realtek 8118 Gaming LAN
- High-speed Gigabit LAN
- Automatic bandwidth allocation for gaming and applications
-
Optimized for fast, smooth online experiences
-
Multi-Display Support via HDMI & DVI-D
- HDMI 2.1, backward compatible with HDMI 2.0/1.4
- Up to 4K/60P, 21:9 ratio, HDR and HDCP 2.3 support
- 1 x DVI-D port (max 1920x1200@60 Hz)*
-
DVI-D does not support D-Sub by adapter.
-
Smart Fan 5 Cooling Control
- Multiple temperature sensors
- Hybrid fan headers with PWM and Voltage mode support
- FAN STOP function
-
Designed to keep systems cool and stable and to be liquid cooling friendly
-
RGB FUSION 2.0 Lighting
- Supports onboard RGB and external RGB/Addressable LED strips*
- Supports external 5V Addressable LED strips, up to 300 LEDs
- Multiple patterns and speed settings
-
LED strips not included.
-
High-Quality Audio Design
- High-end audio capacitors
- Audio Noise Guard to isolate sensitive analog components
-
Delivers high resolution, high fidelity sound with realistic effects
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Q-Flash Plus
-
Update BIOS without installing CPU, memory, or graphics card
-
Durability Enhancements
- Anti-sulfur resistors design
Specifications
CPU
| Item | Details |
|---|---|
| Socket | AMD AM4 |
| Support | 3rd Generation AMD Ryzen processors; 3rd Generation AMD Ryzen with Radeon Graphics processors |
| Chipset | AMD B550 |
Memory
| Item | Details |
|---|---|
| DIMM Slots | 4 x DDR4 DIMM sockets |
| Maximum Capacity | Up to 128 GB (32 GB per DIMM) |
| Architecture | Dual channel memory architecture |
| 3rd Gen AMD Ryzen | DDR4 4000(O.C.) / 3600(O.C.) / 3333(O.C.) / 3200 / 2933 / 2667 / 2400 / 2133 MHz |
| New Gen Ryzen with Radeon Graphics | DDR4 4733(O.C.) / 4600(O.C.) / 4400(O.C.) / 4000(O.C.) / 3600(O.C.) / 3333(O.C.) / 3200 / 2933 / 2667 / 2400 / 2133 MHz |
| ECC Support | ECC Un-buffered DIMM 1Rx8/2Rx8 |
| Non-ECC Support | Non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 |
| XMP | Support for Extreme Memory Profile (XMP) memory modules |
Onboard Graphics*
| Item | Details |
|---|---|
| Integrated GPU | In 3rd Gen AMD Ryzen with Radeon Graphics processors |
| DVI-D | Max resolution 1920x1200@60 Hz (no D-Sub via adapter) |
| HDMI | Max resolution 4096x2160@60 Hz, HDMI 2.1, HDCP 2.3, HDR support |
| Shared Memory | Maximum of 16 GB |
*Graphics support requires CPU with integrated graphics.
Audio
| Item | Details |
|---|---|
| Codec | Realtek ALC887 |
| Audio | High Definition Audio |
| Channels | 2/4/5.1/7.1-channel* |
*For 7.1-channel audio, configure via audio software (see GIGABYTE website).
LAN
| Item | Details |
|---|---|
| Controller | Realtek 8118 Gaming LAN GbE chip |
| Speed | 1000 Mbit / 100 Mbit |
Expansion Slots
| Slot | Details |
|---|---|
| 1 x PCIe x16 (PCIEX16, CPU) | 3rd Gen Ryzen: PCIe 4.0 x16; Ryzen with Radeon Graphics: PCIe 3.0 x16 |
| 1 x PCIe x16 (PCIEX2, Chipset) | PCIe 3.0 x2 |
| 3 x PCIe x1 (Chipset) | PCIe 3.0 x1 |
*For best performance, install a single graphics card in PCIEX16.
Storage
| Connector | Details |
|---|---|
| 1 x M.2 (M2A_CPU) | Socket 3, M key, type 2242/2260/2280/22110; 3rd Gen Ryzen: SATA & PCIe 4.0 x4/x2; Ryzen with Radeon Graphics: SATA & PCIe 3.0 x4/x2 |
| 1 x M.2 (M2B_SB) | Socket 3, M key, type 2242/2260/2280/22110; SATA & PCIe 3.0 x4/x2 |
| 4 x SATA 6Gb/s | RAID 0, RAID 1, RAID 10 support |
USB
| Location | Ports |
|---|---|
| Back Panel | 1 x USB 3.2 Gen 2 Type-A (red); 3 x USB 3.2 Gen 1; 2 x USB 2.0/1.1 |
| Internal Headers | 2 x USB 3.2 Gen 1; 4 x USB 2.0/1.1 (via headers) |
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 water cooling CPU fan 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 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
- 2 x USB 2.0/1.1 ports
- 1 x PS/2 keyboard/mouse port
- 1 x DVI-D port
- 1 x HDMI port
- 3 x USB 3.2 Gen 1 ports
- 1 x USB 3.2 Gen 2 Type-A port (red)
- 1 x Q-Flash Plus button
- 1 x RJ-45 LAN port
- 3 x audio jacks
I/O Controller & Monitoring
- iTE I/O Controller chip
- Voltage detection
- Temperature detection
- Fan speed detection
- Water cooling flow rate detection
- Overheating warning
- Fan fail warning
- Fan speed control (dependent on installed cooler)
BIOS
- 1 x 256 Mbit flash
- AMI UEFI BIOS (licensed)
- PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0
Unique Features
- APP Center support
- @BIOS
- EasyTune
- Fast Boot
- Game Boost
- ON/OFF Charge
- RGB Fusion
- Smart Backup
- System Information Viewer
- Q-Flash Plus support
- Q-Flash support
- Xpress Install support
Bundled Software
- Norton Internet Security (OEM version)
- Realtek 8118 Gaming LAN Bandwidth Control Utility
Operating System Support
- Windows 10 64-bit
Form Factor
| Item | Details |
|---|---|
| Form Factor | ATX |
| Dimensions | 30.5 cm x 24.4 cm |
