Gigabyte Aorus Ultra Durable B550 AORUS MASTER Desktop Motherboard
Gigabyte Aorus Ultra Durable B550 AORUS MASTER Desktop Motherboard
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Gigabyte Aorus Ultra Durable B550 AORUS MASTER Desktop Motherboard

AMD Chipset - Socket AM4 - ATX - 128 GB DDR4 SDRAM Maximum RAM - DIMM, UDIMM - 4 x Memory Slots - IEEE 802.11 a/b/g/n/ac/ax - HDMI - 6 x SATA Interfaces

MFG. PART: B550 AORUS MASTER UPC: 889523022603
Warranty: 3 Year Warranty
  • ATX Form Factor
  • AMD B550 Chipset
  • AM4 Socket
  • 4 x Dual-Channel DDR4-5400 (OC)
  • 6 x SATA III, 3 x M.2
  • 1 x PCIe 4.0 x16 Slot
  • 2 x PCIe 3.0 x16 Slots
  • 7.1-Channel Realtek ALC1220-VB Codec
  • 2.5 Gigabit Ethernet
  • Wi-Fi 5 & Bluetooth 5.0
  • Aorus Ultra Durable B550 AORUS MASTER (rev. 1.0) Desktop Motherboard
  • Gigabyte B550 AORUS Master AM4 ATX Motherboard
  • Limited 3-Year Warranty
Supports 3rd Gen AMD Ryzen Processors
Dual Channel ECC/Non-ECC Unbuffered DDR4, 4 DIMMs
Direct 16 Phases Digital VRM Solution with 70A Power Stage
Advanced Thermal Design with Fins-Array Heatsink, Direct Touch Heatpipe and Thermal Baseplate
Ultra Durable PCIe 4.0 Ready x16 Slot
Triple Ultra-Fast NVMe PCIe 4.0/3.0 x4 M.2 with Thermal Guards
Onboard Intel WiFi 6 802.11ax 2T2R & BT5 with AORUS Antenna
AMP-UP Audio with ALC1220-VB and WIMA Capacitors for Rear 120dB SNR
Blazing Fast 2.5GbE LAN with Bandwidth Management
USB 3.2 Gen2 Type-C & HDMI Support
RGB FUSION 2.0 with Multi-Zone Addressable LED Light Show Design
Supports Addressable LED & RGB LED Strips
Smart Fan 5 Features Multiple Temperature Sensors
Hybrid Fan Headers with FAN STOP and Noise Detection
Q-Flash Plus Update BIOS without Installing the CPU, Memory and GPU
Pre-installed IO Shield for Easy and Quick Installation

General Information

Manufacturer: GIGABYTE Technology, Inc
Manufacturer Part Number: B550 AORUS MASTER
Manufacturer Website Address:
Brand Name: Aorus
Product Line: Ultra Durable
Product Model: B550 AORUS MASTER
Product Name: Ultra Durable B550 AORUS MASTER (rev. 1.0) Desktop Motherboard
Product Type: Desktop Motherboard

Processor & Chipset

Chipset Manufacturer: AMD
Total Processor Supported: 1
Processor Socket: Socket AM4
Processor Supported: Ryzen 3, Ryzen 5, Ryzen 7, Ryzen 9, Ryzen 3 PRO, Ryzen 5 Pro, Ryzen 7 PRO, Ryzen 9 PRO


Number of Memory Slots: 4
Memory Form Factor: DIMM, UDIMM
Maximum Memory Supported: 128 GB
Memory Technology: DDR4 SDRAM
Memory Speed Supported: 5400 MHz, 5200 MHz, 5000 MHz, 4866 MHz, 4600 MHz, 4400 MHz, 4000 MHz, 3600 MHz, 3333 MHz, 3200 MHz, 2933 MHz, 2667 MHz, 2400 MHz, 2133 MHz

I/O Controller

Controller Type: Serial ATA/600
RAID Supported: Yes
RAID Levels: 0, 1, 10


Onboard Video: CPU Dependent Video


Audio Channels: 7.1

Network & Communication

Bluetooth: Yes
2.5Gigabit Ethernet: Yes
Wireless LAN: Yes
Wireless LAN Standard: IEEE 802.11 a/b/g/n/ac/ax

I/O Expansions

Number of Total Expansion Slots: 3
Total Number of PCI Express Slots: 3
Number of PCI Express x16 Slots: 3


Total Number of USB Ports: 12
Number of USB 2.0 Ports: 6
Number of USB 3.2 Ports: 6
Number of Network (RJ-45) Ports: 1

Onboard Interfaces

Number of SATA Interfaces: 6
Number of M.2 Interfaces: 3
Total Number of Onboard USB Ports: 6
Number of Onboard USB 2.0 Ports: 4
Number of Onboard USB 3.2 Ports: 2

Physical Characteristics

Form Factor: ATX
Width: 12.01" (305 mm)
Depth: 9.61" (244 mm)


Package Contents:
  • Ultra Durable B550 AORUS MASTER (rev. 1.0) Desktop Motherboard
  • Norton Internet Security (OEM version)
  • XSplit Gamecaster + Broadcaster (12 months license)
  • Realtek 8125 Gaming LAN Bandwidth Control Utility
Brand Compatibility: AMD
Country of Origin: China


Limited Warranty: 3 Year
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