ASUS Prime series is expertly engineered to unleash the full potential of AMD 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.
- AMD AM4 socket: ready for powerful processors
- Comprehensive cooling: PCH heatsink and Fan Xpert 2+
- Ultrafast connectivity: dual M.2, PCIe 4.0, USB 3.2 Type-A connectivity
- Multiple hardware safeguards for all-around system protection
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.
UEFI BIOS
The ASUS UEFI BIOS provides everything you need to configure, tweak and tune your system. It offers intelligently simplified options for PC DIY beginners, as well as comprehensive features for seasoned veterans.
Advanced tuning for serious tweakers
An intuitive Advanced mode offered via the UEFI lets you take complete control. A built-in search feature makes it easy to find options, and various advanced functions let you intelligently make nuanced adjustments so you can dial in performance just the way you want.
Quick and simple setup
EZ mode displays vital settings and stats and also offers guided wizards, drag-and-drop functionality, and one-click application of important settings - all to help you get your rig up and running in no time.
Cooler by design
Prime B550M-K is engineered with an array of hybrid fan headers and features comprehensive cooling controls, ensuring your rig stays cool and stable under intense workloads.
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.
USB 3.2 Type-A connectivity
Numerous USB ports support high-end rigs loaded with peripherals, including two rear-panel USB Type-A connectors with fast USB 3.2 connectivity for compatible cases.
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 interface that let you customize your system to create a uniquely personal look.
Combined onboard features deliver elevated audio
Intelligent design and premium hardware create audio quality unlike anything you've ever experienced.
Fortified PCIe slot prevents damage
SafeSlot Core is an exclusive PCIe slot. Featuring a fortified design that's anchored to the motherboard by a special hook, SafeSlot Core provides stronger retention and greater shearing resistance than standard expansion slots.
Advanced circuit-protecting power design
An exclusive circuit design with built-in voltage regulators to protect your motherboard from damage caused by unexpected high-level voltages from unstable or inferior power supplies.
Short-circuit damage prevention
Onboard resettable fuses prevent overcurrent and short-circuit damage. This extends beyond I/O ports to DRAM to safeguard the lifespan of your system and connected devices.
Stainless-steel back I/O
Corrosion-resistant stainless-steel back I/O panels bonded with chromium oxide have a lifespan that's longer than ordinary panels.
LANGuard protection
ASUS LANGuard is a hardware-level network protection feature that integrates advanced signal-coupling technology and premium surface-mounted capacitors to improve throughput and ensure a more reliable connection.
