Asus PRIME B550M-K ARGB AM4 M-ATX Motherboard

ASUS PRIME B550M-K ARGB AM4 M-ATX Motherboard

The ASUS PRIME B550M-K ARGB AM4 M-ATX Motherboard is built for reliable performance on the AMD Ryzen platform. It supports AMD Ryzen 5000 Series, 5000 G-Series, 4000 G-Series, and 3000 Series desktop processors, making it a strong foundation for productivity, gaming, upgrades, and custom PC builds.

With PCIe 4.0 support, dual M.2 slots, Realtek 1Gb Ethernet, USB 3.2 Gen 1 connectivity, and Aura Sync RGB lighting support, this motherboard gives builders the flexibility to create a fast, stable, and visually clean system.

Key Features

AMD AM4 Socket:
Supports AMD Ryzen 5000 Series, 5000 G-Series, 4000 G-Series, and 3000 Series desktop processors.

PCIe 4.0 Support:
Enables high-speed connectivity for compatible graphics cards and storage devices.

Dual M.2 Slots:
Supports fast storage options for improved boot and load times.

Comprehensive Cooling:
Includes a PCH heatsink, hybrid fan headers, and Fan Xpert 2+.

Aura Sync RGB Lighting:
Onboard Addressable Gen 2 headers for compatible RGB LED strips.

Stable Networking:
Realtek 1Gb Ethernet for reliable wired connectivity.

High Definition Audio:
Realtek 7.1 Surround Sound High Definition Audio CODEC.

Specifications

Socket: AM4

Chipset: AMD B550

Supported CPU:
AMD Ryzen 5000 Series, 5000 G-Series, 4000 G-Series, and 3000 Series Desktop Processors

Memory Type: DDR4

Memory Slots: 2 x DIMM

Maximum Memory: 64GB

Memory Support:
DDR4 5100(OC), 4866(OC), 4600(OC), 4466(OC), 4400(OC), 4333(OC), 4266(OC), 4200(OC), 4133(OC), 4000(OC), 3866(OC), 3733(OC), 3600(OC), 3466(OC), 3400(OC), 3333(OC), 3200, 3000, 2933, 2800, 2666, 2400, and 2133 MHz

Expansion Slots:
1 x PCIe 4.0 x16
1 x PCIe 3.0 x1

Storage:
2 x M.2 slots
4 x SATA 6Gb/s ports

RAID Support:
RAID 0, 1, and 10

LAN:
Realtek 1Gb Ethernet

Front USB Ports:
1 x USB 3.2 Gen 1 Type-C
2 x USB 3.2 Gen 1 Type-A
4 x USB 2.0

Rear USB Ports:
4 x USB 3.2 Gen 1 Type-A
2 x USB 2.0

Display Outputs:
HDMI
DisplayPort

Audio:
Realtek 7.1 Surround Sound High Definition Audio CODEC

Form Factor:
Micro-ATX

Operating System Support:
Windows 10 64-bit
Windows 11 64-bit

What’s in the Box

ASUS PRIME B550M-K ARGB AM4 M-ATX Motherboard – Black x1
SATA Cables x2
I/O Shield x1
M.2 SSD Screw Package x1
User Manual x1