Build a powerful AMD Ryzen gaming or productivity PC with the ASUS PRIME B550-PLUS AC-HES AM4 ATX Motherboard. Powered by the AMD B550 chipset, it supports Ryzen 5000, 4000, and 3000 series processors and delivers high-speed PCIe 4.0 performance for gaming, streaming, video editing, and other demanding workloads. With support for up to 128GB of DDR4 memory (up to 4866MHz OC), dual M.2 slots, and six SATA III ports with RAID 0/1/10 support, it offers excellent flexibility for both fast storage and future upgrades.

The motherboard also includes Wi-Fi 5 (802.11ac) via external antennas, Gigabit Ethernet, USB-C and USB 3.2 Gen 2 connectivity, and HDMI and DisplayPort outputs for CPUs with integrated graphics. ASUS features such as Digi+ VRM Control, Fan Xpert 2+, Aura Sync RGB lighting, SafeSlot Core, and the intuitive UEFI BIOS make it easy to optimize performance, cooling, and system aesthetics for both beginners and experienced PC builders.

Key Features

• AMD B550 chipset with AM4 socket
• Supports Ryzen 5000, 4000, and 3000 series processors
• PCIe 4.0 x16 slot for high-performance graphics cards
• 4 × DDR4 DIMM slots supporting up to 128GB (up to 4866MHz OC)
• 2 × M.2 slots and 6 × SATA III ports
• RAID 0 / 1 / 10 support
• Wi-Fi 5 (802.11ac) with external antenna support
• Gigabit Ethernet for stable wired networking
• USB-C and USB-A 3.2 Gen 2 rear I/O ports
• HDMI and DisplayPort outputs for integrated graphics support
• Digi+ VRM Control for stable power delivery and CPU tuning
• Fan Xpert 2+ for advanced fan and cooling control
• Aura Sync RGB lighting with Addressable Gen 2 RGB support
• SafeSlot Core reinforced PCIe slot for added durability
• User-friendly ASUS UEFI BIOS with EZ and Advanced modes
• Compatible with Windows 11 and Windows 10 64-bit