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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.
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
Two massive VRM heatsinks with underneath thermal pads improve 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 64Gbps PCIe 4.0 storage device to enjoy the fastest data-transfer speeds on the 3rd Generation AMD Ryzen platform.
Little Things Make a Big Difference
Prime B550 series adds the nuanced details that improve every experience, from exclusive codecs that provide pristine audio quality to intuitive RGB lighting controls that let you customize your system to create a uniquely personal look.
Outstanding Audio Combined onboard features deliver elevated audio
Intelligent design and premium hardware create audio quality unlike anything you've ever experienced.
Separates analog/digital signal domains, significantly reducing multi-lateral interference.
Separate Layer for Left and Right Tracks
Ensures minimal crosstalk between audio paths.
Premium Japanese Capacitors
Premium parts provide an immersive sound signature, with exceptional fidelity.
Product Type: Desktop Motherboard
Chipset Manufacturer: AMDChipset Model: B550Total Processor Supported: 1Processor Socket: Socket AM4Processor Supported: Ryzen 5Processor Supported: Ryzen 5 ProProcessor Supported: Ryzen 7Processor Supported: Ryzen 7 PROProcessor Supported: Ryzen 9 PROProcessor Supported: Ryzen 3Processor Supported: Ryzen 9
Number of Memory Slots: 4Memory Form Factor: DIMMMemory Form Factor: UDIMMMaximum Memory Supported: 128 GBMemory Technology: DDR4 SDRAMMemory Speed Supported: 2133 MHzMemory Speed Supported: 2400 MHzMemory Speed Supported: 2800 MHzMemory Speed Supported: 3000 MHzMemory Speed Supported: 3600 MHzMemory Speed Supported: 3733 MHzMemory Speed Supported: 3866 MHzMemory Speed Supported: 4400 MHzMemory Speed Supported: 4466 MHzMemory Speed Supported: 4800 MHzMemory Speed Supported: 2667 MHzMemory Speed Supported: 3200 MHzMemory Speed Supported: 3333 MHzMemory Speed Supported: 3466 MHzMemory Speed Supported: 4000 MHzMemory Speed Supported: 4133 MHzMemory Speed Supported: 4266 MHzMemory Speed Supported: 4600 MHz
Controller Type: Serial ATA/600RAID Supported: YesRAID Levels: 0RAID Levels: 1RAID Levels: 10
Onboard Video: CPU Dependent Video
Audio Channels: 7.1
Gigabit Ethernet: Yes
Number of Total Expansion Slots: 5Total Number of PCI Express Slots: 5Number of PCI Express x1 Slots: 3Number of PCI Express x16 Slots: 2
Total Number of USB Ports: 8Number of USB 2.0 Ports: 2Number of USB 3.2 Ports: 6S/PDIF: YesHDMI: YesDisplayPort: YesNumber of Network (RJ-45) Ports: 1
Number of SATA Interfaces: 6Number of M.2 Interfaces: 2Total Number of Onboard USB Ports: 6Number of Onboard USB 2.0 Ports: 4Number of Onboard USB 3.2 Ports: 2Onboard S/PDIF Header: Yes
Form Factor: ATXWidth: 12"Depth: 9.6"