Asus Prime B450M-A II Desktop Motherboard, AMD B450, AM4, Micro ATX, 4x Slots
Asus Prime B450M-A II Desktop Motherboard, AMD B450, AM4, Micro ATX, 4x Slots
Asus Prime B450M-A II Desktop Motherboard, AMD B450, AM4, Micro ATX, 4x Slots
Asus Prime B450M-A II Desktop Motherboard, AMD B450, AM4, Micro ATX, 4x Slots

Asus Prime B450M-A II Desktop Motherboard, AMD B450, AM4, Micro ATX, 4x Slots

Regular price $93.49 Save $-93.49
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Asus Prime B450M-A II Desktop Motherboard - AMD B450 Chipset - Socket AM4 - Micro ATX - Ryzen 3 PRO, Ryzen 5 Pro, Ryzen 7 PRO, Ryzen 3, Ryzen 5, Ryzen 7, Ryzen 9, Athlon Processor Supported - 128 GB DDR4 SDRAM Maximum RAM - UDIMM, DIMM - 4 x Memory Slots - Gigabit Ethernet - HDMI - 6 x SATA Interfaces MICRO ATX MB 128GB DDR4 4400 O.C.

AMD B450 (Ryzen AM4) micro ATX motherboard with M.2 support, HDMI/DVI-D/D-Sub, SATA 6 Gbps, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A, BIOS FlashBack™, and Aura Sync RGB lighting support

  • Comprehensive cooling: VRM heatsink, PCH heatsink, and Fan Xpert 2+
  • Ultrafast connectivity: M.2 support, 1 Gb Ethernet, and USB 3.2 Gen 2 Type-A
  • 5X Protection III: Multiple hardware safeguards for all-around system protection
  • Aura Sync RGB Lighting: Onboard connector for RGB LED strips, easily synced with an ever-growing portfolio of Aura Sync-capable hardware

PRIME

ASUS Prime B450M II Series motherboards provide the solid foundation needed for your first build, plus flexibility to grow with your ambitions. We've melded all the good stuff that's packed into AMD Ryzen™ processors with essential ASUS design and engineering, so you benefit from industry-leading technologies - including automated system tuning, comprehensive cooling controls, and immersive onboard audio. When you build with an ASUS Prime B450M II Series motherboard, you build smart, easy and affordably.

Tune It Your Way

Comprehensive controls form the foundation of the ASUS Prime series. The Prime B450M II 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.

Cool to the Core

Prime B450M II series is engineered with multiple onboard heatsinks and an array of hybrid fan headers to ensure your rig stays cool and stable under intense workloads.

VRM Heatsink and Thermal Pads

A VRM heatsink with underneath thermal pad improves heat transfer from the MOSFETs for better cooling performance.

Build on a Solid Foundation

Prime B450M II 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.

PCIe 3.0 M.2

(up to 32 Gbps)

Achieve speed with onboard M.2

M.2 Slot supports up to 22110 and data-transfer speed up to 32Gbps via x4 PCI Express® 3.0 bandwidth. It's the perfect choice for an operating system or application drive, providing fast access to data.

Little Things Make a Big Difference

Prime B450M II series adds the nuanced details that improve every experience, from exclusive codecs that provide pristine audio quality to intuitive RGB lighting controls that let you customize your system to create a unique personal look.

Outstanding Audio

Combined onboard features deliver elevated audio

Intelligent design and premium hardware create audio quality unlike anything you've ever experienced.

Audio Shielding

Separates analog/digital signal domains, significantly reducing multi-lateral interference.

Separate Layer for Left and Right Tracks

Ensures minimal crosstalk between audio paths.

Premium Japanese Capacitors

Premium parts provide an immersive sound signature, with exceptional fidelity.


Audio
Audio Channels 7.1
Network & Communication
Gigabit Ethernet Yes
Video
Onboard Video CPU Dependent Video
Physical Characteristics
Form Factor Micro ATX
Width 9.6"
Depth 9.5"
I/O Expansions
Number of PCI Express x1 Slots 2
Number of Total Expansion Slots 3
Number of PCI Express x16 Slots 1
Total Number of PCI Express Slots 3
Memory
Maximum Memory 128 GB
128 GB
Memory Technology DDR4 SDRAM
Number of Memory Slots 4
Memory Form Factor UDIMM
DIMM
Memory Speed Supported 3300 MHz
3400 MHz
3466 MHz
3600 MHz
3733 MHz
3866 MHz
4000 MHz
3200 MHz
3000 MHz
2800 MHz
2666 MHz
2400 MHz
2133 MHz
4400 MHz
4400 MHz
4000 MHz
3866 MHz
3733 MHz
2133 MHz
2400 MHz
2666 MHz
2800 MHz
3000 MHz
3200 MHz
3300 MHz
3400 MHz
3466 MHz
3600 MHz
I/O Controller
RAID Levels 1
0
10
Controller Type Serial ATA/600
RAID Supported Yes
Miscellaneous
Package Contents
  • Prime B450M-A II Desktop Motherboard
  • Cables
  • 2 x SATA 6Gb/s Cables
  • Miscellaneous
  • 1 x I/O Shield
  • 1 x M.2 SSD Screw Package
  • Installation Media
  • 1 x Support DVD
  • Documentation
  • 1 x User Manual
Country of Origin China
Environmentally Friendly Yes
Environmental Certification RoHS
Brand Compatibility AMD
Onboard Interfaces
Number of SATA Interfaces 6
Total Number of Onboard USB Ports 6
Number of Onboard USB 2.0 Ports 4
Onboard S/PDIF Header Yes
Number of M.2 Interfaces 1
Number of Onboard USB 3.2 Ports 2
Interfaces/Ports
HDMI Yes
DVI Yes
VGA Yes
Number of Network (RJ-45) Ports 1
Total Number of USB Ports 6
Number of USB 3.2 Gen 1 Ports 4
Number of USB 3.2 Gen 2 Type-A Ports 2
General Information
Product Type Desktop Motherboard
Manufacturer Part Number PRIME B450M-A II

Manufacturer ASUS Computer International
Product Model B450M-A II
Product Name Prime B450M-A II Desktop Motherboard
Product Line Prime
Brand Name Asus
Processor & Chipset
Processor Supported Ryzen 9
Ryzen 3 PRO
Ryzen 7 PRO
Ryzen 7
Ryzen 5 Pro
Athlon
Ryzen 3
Ryzen 5
Total Processor Supported 1
Processor Socket Socket AM4
Chipset Manufacturer AMD
Chipset Model B450