ASUS PRIME B450M-K II

CPU

AMD AM4 Socket for 3rd/2nd/1st Gen AMD Ryzen™/2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/Athlon™ with Radeon™ Vega Graphics Processors



Chipset

AMD B450



Memory

3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors

2 x DIMM, Max. 64GB, DDR4 4400(O.C)/4000(O.C.)/3866(O.C.)/3733(O.C.)/3600(O.C.)/3466(O.C.)/3400(O.C.)/3300(O.C.)/3200(O.C.)/3000(O.C.)/2933(O.C.)/2800(O.C.)/2666/2400/2133 MHz Un-buffered Memory

Dual Channel Memory Architecture

ECC Memory (ECC mode) support varies by CPU.



Graphic

Integrated Graphics in the 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors

1 x D-Sub

1 x DVI-D

1 x HDMI 2.0b

Graphics specifications may vary between CPU types.



Expansion Slots

3rd/2nd/1st Gen AMD Ryzen™ Processors

1 x PCIe 3.0 x16 (x16 mode)

2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics Processors

1 x PCIe 3.0 x16 (x8 mode)

AMD Athlon™ with Radeon™ Vega Graphics Processors

1 x PCIe 3.0 x16 (x4 mode)

AMD B450 chipset

2 x PCIe 2.0 x1



Storage

Total supports 1 x M.2 slot and 4 x SATA 6Gb/s ports

3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics :

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

Athlon™ with Radeon™ Vega Graphics Processors :

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

AMD B450 chipset :

4 x SATA 6Gb/s port

Support Raid 0, 1, 10



LAN

Realtek® RTL8111H

ASUS LANGuard



Audio

Realtek 7.1-Channel 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

Choose the chassis with HD audio module in front panel to support 8-channel audio output.



USB Ports

Rear USB Port ( Total 6 )

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

2 x USB 2.0 port(2 x Type-A)

Front USB Port ( Total 6 )

2 x USB 3.2 Gen 1 port

4 x USB 2.0 port



Software Features

ASUS Exclusive Software

Armoury Crate

AI Suite 3

Performance and Power Saving Utility

TurboV EVO

EPU

DIGI+ VRM

Fan Xpert

PC Cleaner

EZ update

System Information

ASUS CPU-Z

AI Charger

ASUS EZ Installer

DAEMON Tools

Norton Anti-virus software (Free Trial for 60 days)

WinRAR

UEFI BIOS

ASUS EZ DIY

ASUS CrashFree BIOS 3

ASUS EZ Flash 3

ASUS UEFI BIOS EZ Mode

ASUS Special Features

ASUS 5X PROTECTION III

ASUS DIGI+ VRM

ASUS LANGuard

ASUS Overvoltage Protection

ASUS SafeSlot Core

ASUS Stainless-Steel Back I/O

ASUS Q-Design

ASUS Q-DIMM

ASUS Q-Slot

ASUS Thermal Solution

Aluminum heatsink design

ASUS EZ DIY

BIOS FlashBack™ button

BIOS FlashBack™ LED

ASUS Lighting Control



Back I/O Ports

1 x PS/2 keyboard/mouse combo port

1 x DVI-D

1 x D-Sub

1 x HDMI

1 x LAN (RJ45) port

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

2 x USB 2.0

3 x Audio jack

1 x BIOS FlashBack™ Button



Internal I/O Ports

1 x CPU Fan connector (1 x 4 -pin)

1 x Chassis Fan connector (1 x 4 -pin)

1 x USB 3.2 Gen 1(up to 5Gbps) connector support additional 2 USB 3.2 Gen 1 port (19-pin)

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

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

1 x COM port connector

4 x SATA 6Gb/s connector

1 x S/PDIF out header

1 x 24-pin EATX Power connector

1 x 8-pin ATX 12V Power connector

1 x Front panel audio connector (AAFP)

1 x System panel

1 x Clear CMOS jumper

1 x COM port header

1 x Speaker connector



Operating System

Windows® 10 64-bit

Windows® 7 64-bit



Form Factor

mATX Form Factor

8.9 inch x 8.7 inch ( 22.6 cm x 22.1 cm )