Asus Prime B550M-K Socket AM4

CPU

- Build in AMD AM4 Socket 3rd Gen AMD Ryzen™ Processors

Chipset

- AMD B550

Memory

- 3rd Gen AMD Ryzen™ Processors

- 4 x DIMM, Max. 128GB, DDR4, Un-buffered Memory

- Next Generation AMD Ryzen PRO Processors

- Dual Channel Memory Architecture

- ECC Memory (ECC mode) support varies by CPU.

Graphic

- 1 x D-Sub

- 1 x DVI-D

- 1 x HDMI 2.1(4K@60HZ)

Expansion Slots

- 3rd Gen AMD Ryzen™ Processors

- 1 x PCIe 4.0 x16 (x16 mode)

- AMD B550 Chipset

- 2 x PCIe 3.0 x1

Storage

Total supports 2 x M.2 slots and 4 x SATA 6Gb/s ports

3rd Gen AMD Ryzen™ Processors:

- 1 x M.2 Socket 3, with M Key, Type 2242/2260/2280/22110(PCIE 4.0 x4 and SATA modes) storage devices support

AMD B550 Chipset:

- 1 x M.2 Socket 3, with M Key, Type 2242/2260/2280 (PCIE 3.0 x4 and SATA modes) storage devices support

4 x SATA 6Gb/s port(s),

Support Raid 0, 1, 10

LAN

- Realtek RTL8111H 1Gb Ethernet

Audio

Realtek ALC887 7.1 Surround Sound High Definition Audio CODEC

- Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking, up to 24-Bit/192kHz playback

Audio Feature:

- LED-illuminated design

- Audio Shielding

- Dedicated audio PCB layers

- Premium Japanese audio capacitors

USB Ports

Rear USB Port (Total 6)

- 2 x USB 3.2 Gen 2 port(s)(2 x Type-A)

- 4 x USB 3.2 Gen 1 port(s)(4 x Type-A)

Front USB Port (Total 6)

- 2 x USB 3.2 Gen 1 port(s)(2 x Type-A)

- 4 x USB 2.0 port(s)(4 x Type-A)

Back I/O Ports

- 1 x PS/2 keyboard/mouse combo port(s)

- 1 x DVI-D

- 1 x D-Sub

- 1 x HDMI

- 1 x LAN (RJ45) port(s)

- 2 x USB 3.2 Gen 2 (teal blue) (2 x Type-A)

- 4 x USB 3.2 Gen 1 (blue) Type-A

- 3 x Audio jack(s)

Internal I/O Ports

- 1 x CPU Fan connector(s)

- 2 x Chassis Fan connector(s)

- 1 x USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s)

- 2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s)

- 1 x M.2 Socket 3 with M key, type 2242/2260/2280/22110 storage devices support(SATA & PCIe 4.0 x4 mode)

- 1 x M.2 Socket 3 with M key, type 2242/2260/2280 storage devices support (SATA & PCIE 3.0 x 4 mode)

- 1 x SPI TPM header

- 4 x SATA 6Gb/s connector(s)

- 1 x S/PDIF out header(s)

- 1 x 24-pin EATX Power connector(s)

- 1 x 8-pin EATX 12V Power connectors

- 1 x Front panel audio connector(s) (AAFP)

- 1 x Clear CMOS jumper(s)

- 1 x System panel connector

- 1 x COM port header

- 1 x Speaker connector

Accessories

- User's manual

I/O Shield

- 2 x SATA 6Gb/s cable(s)

- 1 x Supporting DVD

- 1 x M.2 SSD screw package(s)

BIOS

- 256 Mb Flash ROM, UEFI AMI BIOS

Manageability

- WOL by PXE

Operating System

- Windows® 10 64-bit

Form Factor

- mATX Form Factor

- 9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm )