GIGABYTE B550 AORUS MASTER (rev. 1.0)
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AMD B550 AORUS Motherboard with Direct 16 Phases Digital VRM, Fins-Array Heatsink, Direct-Touch Heatpipe, Thermal Backplate, Triple PCIe 4.0 x4 M.2 Direct from CPU, Intel® WiFi 6 802.11ax, 2.5GbE LAN, RGB FUSION 2.0, Q-Flash Plus
- Supports AMD Ryzen™ 5000 Series/ Ryzen™ 5000 G-Series/ Ryzen™ 4000 G-Series and Ryzen™ 3000 Series 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 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 Graphics Card
- Pre-installed IO Shield for Easy and Quick Installation
Technical Specifications
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CPU
AMD Socket AM4, support for : AMD Ryzen™ 5000 Series/ Ryzen™ 5000 G-Series/ Ryzen™ 4000 G-Series and Ryzen™ 3000 Series Processors
(Please refer "CPU Support List" for more information.) -
Chipset
AMD B550
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Memory
4 x DDR4 DIMM sockets supporting up to 128 GB (32 GB single DIMM capacity) of system memory
Support for DDR4 5400(O.C.) / 5300(O.C.) / 5200(O.C.) / 5100(O.C.) / 4800(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 MHz memory modules
Dual channel memory architecture
Support for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modules*
* ECC memory (ECC mode) support varies by CPUSupport for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modules
Support for Extreme Memory Profile (XMP) memory modules
(Please refer "Memory Support List" for more information.) -
Onboard Graphics
Integrated Graphics Processor:1 x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz
Maximum shared memory of 16 GB
* Support for HDMI 2.1 version, HDCP 2.3, and HDR. -
Audio
Realtek® ALC1220-VB codec
* The back panel line out jack supports DSD audio.Support for DTS:X® Ultra
High Definition Audio
2/4/5.1/7.1-channel
Support for S/PDIF Out
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LAN
Realtek® 2.5GbE LAN chip (2.5 Gbit/1 Gbit/100 Mbit)
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Wireless Communication module
Intel® Wi-Fi 6 AX200WIFI a, b, g, n, ac with wave 2 features, ax, supporting 2.4/5 GHz Dual-Band
BLUETOOTH 5
Support for 11ax 160MHz wireless standard and up to 2.4 Gbps data rate
* Actual data rate may vary depending on environment and equipment. -
Expansion Slots
1 x PCI Express x16 slot (PCIEX16), integrated in the CPU:AMD Ryzen™ 5000 Series and Ryzen™ 3000 Series Processors support PCIe 4.0 x16 mode
AMD Ryzen™ Ryzen™ 5000 G-Series and Ryzen™ 4000 G-Series Processors support PCIe 3.0 x16 mode
2 x PCI Express x16 slots (PCIEX4_1/PCIEX4_2), integrated in the Chipset:
* For optimum performance, if only one PCI Express graphics card is to be installed, be sure to install it in the PCIEX16 slot.
* The PCIEX16 slot shares bandwidth with the M2B_CPU and M2C_CPU connectors. The PCIEX16 slot operates at up to x8 mode when a device is installed in the M2B_CPU or M2C_CPU connector.Supporting PCIe 3.0 x4 mode
* The PCIEX4_2 slot shares bandwidth with the SATA3 4, 5 connectors. The PCIEX4_2 slot operates at up to x2 mode when a device is installed in the SATA3 4 or SATA3 5 connector. -
Storage Interface
1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 2242/2280/22110 SSDs:AMD Ryzen™ 5000 Series and Ryzen™ 3000 Series Processors support SATA and PCIe 4.0 x4/x2 SSDs
AMD Ryzen™ Ryzen™ 5000 G-Series and Ryzen™ 4000 G-Series Processors support SATA and PCIe 3.0 x4/x2 SSDs
2 x M.2 connectors (M2B_CPU/M2C_CPU), integrated in the CPU, supporting Socket 3, M key, type 2242/2280/22110 SSDs:AMD Ryzen™ 5000 Series and Ryzen™ 3000 Series Processors support PCIe 4.0 x4/x2 SSDs
AMD Ryzen™ Ryzen™ 5000 G-Series and Ryzen™ 4000 G-Series Processors support PCIe 3.0 x4/x2 SSDs
6 x SATA 6Gb/s connectors, integrated in the Chipset:Support for RAID 0, RAID 1, and RAID 10
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USB
CPU:4 x USB 3.2 Gen 2 Type-A ports (red) on the back panel
Chipset:1 x USB Type-C™ port on the back panel, with USB 3.2 Gen 2 support
1 x USB 3.2 Gen 2 Type-A port (red) on the back panel
2 x USB 3.2 Gen 1 ports available through the internal USB header
2 x USB 2.0/1.1 ports on the back panel
Chipset+2 USB 2.0 Hubs:8 x USB 2.0/1.1 ports (4 ports on the back panel, 4 ports available through the internal USB headers)
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Internal I/O Connectors
1 x 24-pin ATX main power connector
1 x 8-pin ATX 12V power connector
1 x 4-pin ATX 12V power connector
1 x CPU fan header
1 x water cooling CPU fan header
4 x system fan headers
2 x system fan/water cooling pump headers
2 x addressable LED strip headers
2 x RGB LED strip headers
1 x CPU cooler LED strip/RGB LED strip header
3 x M.2 Socket 3 connectors
6 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 noise detection header
1 x Trusted Platform Module (TPM) header (2x6 pin, for the GC-TPM2.0_S module only)
1 x Thunderbolt™ add-in card connector
1 x Clear CMOS jumper
2 x temperature sensor headers
1 x Thunderbolt header
*All fan headers are subject to support AIO_Pump, Pump and high performance fan with the capability of delivering up to 2A/12V @ 24W. -
Back Panel Connectors
2 x SMA antenna connectors (2T2R)
1 x HDMI port
6 x USB 2.0/1.1 ports
5 x USB 3.2 Gen 2 Type-A ports (red)
1 x USB Type-C™ port, with USB 3.2 Gen 2 support
1 x Q-Flash Plus button
1 x RJ-45 port
1 x optical S/PDIF Out connector
5 x audio jacks
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I/O Controller
iTE® I/O Controller Chip
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H/W Monitoring
Voltage detection
Temperature detection
Fan speed detection
Water cooling flow rate detection
Overheating warning
Fan fail warning
Fan speed control
* Whether the fan (pump) speed control function is supported will depend on the fan (pump) you install.Noise detection
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BIOS
2 x 256 Mbit flash
Use of licensed AMI UEFI BIOS
Support for DualBIOS™
PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0
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Unique Features
Support for APP Center
* Available applications in APP Center may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications.
@BIOS
EasyTune
Fast Boot
Game Boost
ON/OFF Charge
RGB Fusion
Smart Backup
System Information ViewerSupport for Q-Flash Plus
Support for Q-Flash
Support for Xpress Install
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Bundled Software
Norton® Internet Security (OEM version)
XSplit Gamecaster + Broadcaster (12 months license)
Realtek® 8125 Gaming LAN Bandwidth Control Utility
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Operating System
Support for Windows 11 64-bit
Support for Windows 10 64-bit
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Form Factor
ATX Form Factor; 30.5cm x 24.4cm
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