24-pin main power connector, 8-pin ATX12V connector
Supported RAM (Registered or Buffered)
Unbuffered
RAM Slots
4 DIMM slots
Interfaces
Internal Interfaces
1 x audio - header, 1 x serial - header, 4 x USB 2.0 - header, 1 x SPDIF out - header, 1 x speaker - header, 2 x USB 3.2 Gen 1 - header
RAM
Max Supported Size
128 GB
Video Output
Type
Graphics adapter (CPU required)
Audio Output
Type
Sound card
Compliant Standards
High Definition Audio
Audio Codec
Realtek ALC887
Audio
High Definition Audio (8-channel)
Networking
Network Controller
Realtek RTL8111H
Network
Gigabit Ethernet
Expansion Slots
Expansion Slots
1 x CPU, 4 x DIMM 288-pin, 2 x PCIe 3.0 x1, 1 x PCIe 4.0 x16
Interfaces
Storage Interfaces
SATA-600 -connectors: 4 x 7pin Serial ATA - RAID 0 / RAID 1 / RAID 10, SATA-600 / PCIe 3.0 -connectors: 1 x M.2, SATA-600 / PCIe 4.0 -connectors: 1 x M.2
Storage
Serial ATA-600 (RAID), M.2 socket
USB / FireWire
USB 3.2 Gen 1, USB 3.2 Gen 2
Storage Ports
4 x SATA-600 (RAID), 2 x M.2
USB / FireWire Ports Configuration (Active)
2 x USB 3.2 Gen 2 + 4 x USB 3.2 Gen 1
USB / FireWire Ports Configuration (Headers)
2 x USB 3.2 Gen 1 + 4 x USB 2.0
Software
Software Included
Norton AntiVirus (60 days trial), ASUS AI Charger, ASUS CPU-Z, ASUS AI Suite III, ASUS EZ Update, Drivers & utilities, DAEMON Tools, WinRAR
Dimensions & Weight
Width
24,4 cm
Depth
24,4 cm
Description
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 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.
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.
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.
Combined onboard features deliver elevated audio Intelligent design and premium hardware create audio quality unlike anything you've ever experienced.