Marketing Information: AMD B550 (Ryzen AM4) micro ATX motherboard with dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, HDMI, DVI-D, D-Sub, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB lighting support
- AMD AM4 Socket: Ready for Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors
- Comprehensive Cooling: VRM heatsink, PCH heatsink, hybrid fan headers, and Fan Xpert 2+ utility
- Ultrafast Connectivity: Dual M.2, PCIe 4.0, Wi-Fi 6, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A support
- Aura Sync RGB Lighting: Onboard addressable Gen 2 header and RGB headers for RGB LED strips, easily synced with Aura Sync-capable hardware
PRIME
ASUS Prime series is expertly engineered to unleash the full potential of 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series 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.
All-around Energy Efficiency
With the Energy Processing Unit (EPU), you'll enjoy system-wide power savings. The EPU automatically optimizes power consumption and maximizes savings with Away mode.
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.
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 AudioCombined onboard features deliver elevated audio
Intelligent design and premium hardware create audio quality unlike anything you've ever experienced.
Audio Shielding
Separates analog/digital signal domains, significantly reducing multi-lateral interference.
Separate Layer for Left and Right Tracks
Ensures minimal crosstalk between audio paths.
Chipset Manufacturer: AMDChipset Model: B550Total Processor Supported: 1Processor Socket: Socket AM4Processor Supported: - Ryzen 3
- Ryzen 5
- Ryzen 7
- Ryzen 9
- Ryzen 5 Pro
- Ryzen 7 PRO
- Ryzen 9 PRO
- Ryzen 3 PRO
Number of Memory Slots: 4Memory Form Factor: Maximum Memory Supported: 128 GBMemory Speed Supported: - 2133 MHz
- 2400 MHz
- 2667 MHz
- 2800 MHz
- 3000 MHz
- 3200 MHz
- 3333 MHz
- 3466 MHz
- 3866 MHz
- 3600 MHz
- 3733 MHz
- 4000 MHz
- 4133 MHz
- 4466 MHz
- 4600 MHz
- 4400 MHz
- 4800 MHz
- 4266 MHz
- 4866 MHz
- 4333 MHz
Memory Technology: DDR4 SDRAMController Type: Serial ATA/600RAID Supported: YesRAID Levels: Onboard Video: CPU Dependent VideoAudio Channels: 7.1Bluetooth: YesGigabit Ethernet: YesWireless LAN: YesWireless LAN Standard: IEEE 802.11 a/b/g/n/ac/axNumber of Total Expansion Slots: 3Total Number of PCI Express Slots: 3Number of PCI Express x1 Slots: 2Number of PCI Express x16 Slots: 1Total Number of USB Ports: 6Number of USB 3.2 Ports: 6VGA: YesHDMI: YesDVI: YesNumber of Network (RJ-45) Ports: 1Number of SATA Interfaces: 4Number 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: YesForm Factor: Micro ATXWidth: 9.61" (244 mm)Depth: 9.61" (244 mm)
