ASUS PRIME B450M-K II mATX Motherboard – AM4, DDR4, HDMI, M.2, USB3.2

The ASUS PRIME B450M-K II AM4 Motherboard is a feature-rich, high-performance solution designed for PC builders who demand versatility and reliability. Built for 3rd/2nd/1st Gen AMD Ryzen™ processors, including those with Radeon™ Vega Graphics, this mATX motherboard is a perfect choice for all-around PCs and gaming rigs. It supports AMD Socket AM4 and is equipped with the AMD B450 chipset, delivering a robust platform for both entry-level and high-performance builds.

With dual-channel memory architecture, the motherboard can handle up to 64GB of DDR4 memory, supporting overclocked speeds up to 4400 MHz (OC). This ensures faster load times, enhanced system responsiveness, and the capability to run memory-intensive applications smoothly. Whether you’re gaming, content creating, or running virtual machines, the ASUS PRIME B450M-K II offers the memory flexibility and speed to handle it all.

Storage options are equally flexible with 1 x M.2 slot (supports PCIe 3.0 x4 & SATA modes) and 4 x SATA 6Gb/s ports, providing ample room for SSDs, HDDs, and RAID configurations. This motherboard supports RAID 0, 1, and 10, giving you the choice between improved speed or redundancy depending on your needs.

For superior graphics performance, the motherboard supports integrated graphics in AMD Ryzen™ with Radeon™ Vega Graphics processors. With D-Sub, DVI-D, and HDMI™ 2.0b outputs, users can connect to a variety of display solutions, ensuring a versatile visual experience.

Connectivity is also a priority with 6 USB ports, including 4 x USB 3.2 Gen 1 Type-A ports for rapid data transfer. The Realtek RTL8111H 1Gb Ethernet ensures stable, high-speed networking, perfect for both gaming and online productivity. Audio is handled by the Realtek 7.1 Surround Sound High Definition Audio CODEC, providing immersive sound quality for gaming and media consumption.

Designed for durability, the ASUS 5X PROTECTION III features such as DIGI+ VRM, LANGuard, and SafeSlot Core provide enhanced protection against power surges, physical damage, and electrostatic discharge. The aluminium heatsink design ensures that your components stay cool even during demanding workloads.

Whether you are building a high-performance gaming PC, a content creation workstation, or a versatile all-around system, the ASUS PRIME B450M-K II AM4 Motherboard offers the specifications, stability, and features necessary to take your build to the next level.

FEATURES:

• Supports 3rd/2nd/1st Gen AMD Ryzen™ processors with Radeon™ Vega Graphics
• Up to 64GB DDR4 memory with speeds up to 4400 MHz (OC)
• 1 x PCIe 3.0 x16 slot for high-speed graphics cards
• M.2 slot (PCIe 3.0 x4 & SATA modes) for fast storage options
• 4 x SATA 6Gb/s ports for additional storage flexibility
• Integrated Realtek 7.1 Surround Sound for immersive audio experiences
• RAID 0, 1, 10 support for faster speeds or data redundancy
• Realtek RTL8111H 1Gb Ethernet for reliable networking and gaming
• ASUS 5X PROTECTION III for enhanced durability and protection
• Aluminium heatsink design for improved thermal management
• EZ DIY features, including BIOS FlashBack™ and Q-DIMM/Q-Slot
• Compact mATX form factor for flexible PC builds in smaller spaces

SPECIFICATIONS:

• CPU:
• AMD Socket AM4 for 3rd/2nd/1st Gen AMD Ryzen™ / 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics / Athlon™ with Radeon™ Vega Graphics Processors
• AMD B450 Chipset
• Memory:
• 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
• Graphics:
• 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
• Expansion Slots: 
• 3rd/2nd/1st Gen AMD Ryzen™ Processors
  • 1 x PCIe 3.0 x16 slot (supports x16 mode)
• 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics Processors
  • 1 x PCIe 3.0 x16 slot (supports x8 mode)
• Athlon™ with Radeon™ Vega Graphics Processors
  • 1 x PCIe 3.0 x16 (supports x4 mode)
• AMD B450 Chipset
  • 2 x PCIe 2.0 x1 slots
• 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 Processors
• M.2 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA modes)
• Athlon™ with Radeon™ Vega Graphics Processors
• M.2 slot (Key M), type 2242/2260/2280 (supports SATA mode)
• AMD B450 Chipset
• 4 x SATA 6Gb/s ports
• Support RAID 0, 1, 10
• Ethernet: 1 x Realtek RTL8111H 1Gb Ethernet
• USB:
• Rear USB (Total 6 ports)
• 4 x USB 3.2 Gen 1 ports (4 x Type-A)
• 2 x USB 2.0 ports (2 x Type-A)
• Front USB (Total 6 ports)
• 1 x USB 3.2 Gen 1 header supports an additional 2 USB 3.2 Gen 1 ports
• 2 x USB 2.0 headers support an additional 4 USB 2.0 ports
• Audio:
• Realtek 7.1 Surround Sound High Definition Audio CODEC*
  • Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking
  • Supports up to 24-bit/192 kHz playback
• Audio Features:
  • Audio Shielding
  • LED-illuminated audio trace path design
  • Premium Japanese audio capacitors
  • Dedicated audio PCB layers
• Back Panel I/O Ports:
• 4 x USB 3.2 Gen 1 ports (4 x Type-A)
• 2 x USB 2.0 ports (2 x Type-A)
• 1 x D-Sub port
• 1 x DVI-D port
• 1 x HDMI™ port
• 1 x Realtek RTL8111H 1Gb Ethernet port
• 3 x Audio jacks
• 1 x BIOS FlashBack™ button
• 1 x PS/2 Keyboard/Mouse combo port
• Internal I/O Connectors:
• 1 x 4-pin CPU Fan header
• 1 x 4-pin Chassis Fan header
• 1 x 24-pin Main Power connector
• 1 x 8-pin +12V Power connector
• 1 x M.2 slot (Key M)
• 4 x SATA 6Gb/s ports
• 1 x USB 3.2 Gen 1 header supports an additional 2 USB 3.2 Gen 1 ports
• 2 x USB 2.0 headers support an additional 4 USB 2.0 ports
• 1 x Clear CMOS header
• 1 x COM Port header
• 1 x Front Panel Audio header (AAFP)
• 1 x S/PDIF Out header
• 1 x Speaker header
• 1 x SPI TPM header (14-1pin)
• 1 x 10-1 pin System Panel header
• 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
  • Aluminium heatsink design
• ASUS EZ DIY
  • BIOS FlashBack™ button
  • BIOS FlashBack™ LED
• ASUS Lighting Control
• 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
• BIOS: 
• 256 Mb Flash ROM
• UEFI AMI BIOS
• Manageability:
• WOL by PME
• PXE
• Operating System:
• Windows 10 64-bit
• Windows 7 64-bit
• Form Factor:
• mATX
• 22.6 cm x 22.1 cm

WHAT’S IN THE BOX:

• ASUS PRIME B450M-K II mATX Motherboard x1
• SATA 6Gb/s cables x2
• I/O Shield  x1
• M.2 ANCHOR x1
• Support DVD x1
• User manual x1