- AMD AM4 socket: Ready for 3rd Gen AMD Ryzen™ Processors
- Comprehensive cooling: VRM heatsink, PCH heatsink, and Fan Xpert 2+
- Ultrafast connectivity: Dual M.2, PCIe 4.0, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A
- Aura Sync RGB: Onboard addressable Gen 2 header for RGB LED strips, easily synced with Aura Sync-capable hardware
PRIME
ASUS Prime series is expertly engineered to unleash the full potential of 3rd Generation AMD Ryzen platform. Boasting a robust power design, comprehensive cooling solutions and intelligent tuning options, Prime B550 series motherboards provide daily users and DIY PC builders a range of performance tuning options via intuitive software and firmware features.
ASUS Corporate Stable Model
ASUS Corporate Stable Model (CSM) is a commercial program designed to provide stable and reliable motherboards. Offering up to 36-month product lifecycle support and 6-month end-of-life notice to allow sufficient lead times for your organization to get ready for product transitions. Each purchase of an ASUS CSM motherboard comes with ASUS Control Center Express - server-grade IT management software.
ASUS Control Center Express
ASUS Control Center Express is an integrated IT monitoring and management software designed to deploy faster, simplify IT operations and improve productivity with comprehensive control and user-friendly functions. ASUS Control Center Express is compatible with over 100 ASUS motherboards to provide a high-quality, TCO-optimized solution for your business needs.
Optimize IT endpoint management
Designed to assist IT staff in monitoring and controlling devices within their corporate networks, and facilitate inventory checking in multiple locations remotely
Automate IT maintenance
Allows IT staff to schedule automatic updates of the latest BIOS, software and utilities to specific or all devices at off-peak times, enhancing system stability and IT operational flexibility
Securely manage all of endpoints
Securely manage endpoint configuration, portable storage access and PC software applications by enabling them to create grouping rules on individual devices
Tune It Your Way
Comprehensive controls form the foundation of the ASUS Prime series. The Prime B550 motherboard packs flexible tools to tune every aspect of your system, enabling you to tweak performance settings to perfectly match the way you work - maximizing your productivity.
Cool to the Core
Prime B550 series is engineered with multiple onboard heatsinks and an array of hybrid fan headers to ensure your rig stays cool and stable under intense workloads.
VRM Heatsink and Thermal Pads
A VRM heatsink with underneath thermal pad improves heat transfer from the MOSFETs and chokes for better cooling performance.
Build on a Solid Foundation
Prime B550 motherboard provides all the fundamentals to boost daily productivity, so your system will be ready for action with stable power, intuitive cooling and flexible transfer options.
PCIe 4.0 M.2 (up to 64 Gbps)
Achieve speed with onboard M.2
PCIe 4.0 M.2 Slot supports up to 22110 and provide NVMe SSD RAID support for an incredible performance boost. Create a RAID configuration with up to PCIe 4.0 storage device to enjoy the fastest data-transfer speeds on the 3rd Generation AMD Ryzen platform.
Product Type: Desktop Motherboard
Processor & Chipset
Chipset Manufacturer: AMD
Chipset Model: B550
Total Processor Supported: 1
Processor Socket: Socket AM4
Processor Supported: Ryzen 5 Pro
Processor Supported: Ryzen 7
Processor Supported: Ryzen 7 PRO
Processor Supported: Ryzen 9
Processor Supported: Ryzen 9 PRO
Processor Supported: Ryzen 3
Processor Supported: Ryzen 5
Memory
Number of Memory Slots: 4
Memory Form Factor: UDIMM
Memory Form Factor: DIMM
Maximum Memory Supported: 128 GB
Memory Technology: DDR4 SDRAM
Memory Speed Supported: 2667 MHz
Memory Speed Supported: 2800 MHz
Memory Speed Supported: 3466 MHz
Memory Speed Supported: 3600 MHz
Memory Speed Supported: 3733 MHz
Memory Speed Supported: 4000 MHz
Memory Speed Supported: 4466 MHz
Memory Speed Supported: 4600 MHz
Memory Speed Supported: 4800 MHz
Memory Speed Supported: 2133 MHz
Memory Speed Supported: 2400 MHz
Memory Speed Supported: 3000 MHz
Memory Speed Supported: 3200 MHz
Memory Speed Supported: 3333 MHz
Memory Speed Supported: 3866 MHz
Memory Speed Supported: 4133 MHz
Memory Speed Supported: 4266 MHz
Memory Speed Supported: 4400 MHz
I/O Controller
Controller Type: Serial ATA/600
RAID Supported: Yes
RAID Levels: 0
RAID Levels: 10
RAID Levels: 1
Video
Onboard Video: CPU Dependent Video
Audio
Audio Channels: 7.1
Network & Communication
Gigabit Ethernet: Yes
I/O Expansions
Number of Total Expansion Slots: 3
Total Number of PCI Express Slots: 3
Number of PCI Express x1 Slots: 2
Number of PCI Express x16 Slots: 1
Interfaces/Ports
Total Number of USB Ports: 6
Number of USB 3.2 Ports: 6
VGA: Yes
HDMI: Yes
DVI: Yes
Number of Network (RJ-45) Ports: 1
Onboard Interfaces
Number of SATA Interfaces: 4
Number of M.2 Interfaces: 2
Total Number of Onboard USB Ports: 6
Number of Onboard USB 2.0 Ports: 4
Number of Onboard USB 3.2 Ports: 2
Onboard S/PDIF Header: Yes
Physical Characteristics
Form Factor: Micro ATX
Width: 9.6"
Depth: 9.6"
