Highlights
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. Cooler by Design Prime B550M-K is engineered with an array of hybrid fan headers and features comprehensive cooling controls that are configurable via Fan Xpert 2+ software or via the UEFI BIOS, 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. 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. Outstanding Audio Combined onboard features deliver elevated audio Intelligent design and premium hardware create audio quality unlike anything you've ever experienced.Specifications
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Processor manufacturer
AMD
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Processor socket
Socket AM4
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Compatible processor series
3rd Generation AMD Ryzen™ 3, 3rd Generation AMD Ryzen 5, 3rd Generation AMD Ryzen™ 7, 3rd Generation AMD Ryzen™ 9
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Supported memory types
DDR4-SDRAM
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Number of memory slots
4
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Maximum internal memory
128 GB
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Memory slots type
DIMM
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Supported memory clock speeds
2133,2400,2666,2800,3000,3200,3333,3466,3600,3733,3866,4000,4133,4266,4400,4600 MHz
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Supported storage drive interfaces
M.2, SATA
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USB 2.0 connectors
2
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USB 3.2 Gen 1 (3.1 Gen 1) connectors
1
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ATX Power connector (24-pin)
Y
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USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
4
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USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
2
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Ethernet LAN (RJ-45) ports
1
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HDMI ports quantity
1
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DVI-D ports quantity
1
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PS/2 ports quantity
1
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Wi-Fi
N
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Ethernet LAN
Y
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LAN controller
Realtek RTL8111H
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Motherboard form factor
micro ATX
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Motherboard chipset family
AMD
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Motherboard chipset
AMD B550
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Windows operating systems supported
Windows 10
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Harmonized System (HS) code
84733020
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PCI Express x1 (Gen 3.x) slots
2
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PCI Express x16 (Gen 4.x) slots
1
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Number of M.2 (M) slots
2
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BIOS type
UEFI AMI
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BIOS memory size
256 Mbit