ASUS Prime B450M-A II Motherboard

The ASUS Prime B450M-A II Motherboard supports AMD Ryzen 5000 series, 3rd, 2nd, and 1st Gen Ryzen processors, features up to 4 x DDR4 memory slots, PCI-E 3.0 expansion slots, 1 x M.2 slots, 6 x SATA ports (6GB/s) 6 x rear USB ports (2 x USB 3.2 Gen 2, 4 x USB 3.2 Gen 1), 6 x front panel header USB ports (2 x USB 3.2 Gen 1, 4 x USB 2.0), Realtek ALC887/897 HD audio codec, Realtek RTL8111H, ASUS LANGuard, and a micro-ATX motherboard form factor.

Warning: This product contains a button battery - If swallowed, a lithium battery can cause severe or fatal injuries with 2 hours. - Keep batteries out of reach of children. - If you think batteries may have been swallowed or placed inside any of the body, seek immediate medical attention.

Features

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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.

Precise digital power control

The Digi+ voltage-regulator module (VRM) delivers real-time control over voltage drop, automatically switching frequency and power-efficiency settings. It also allows you to fine-turn your CPU for ultimate stability and performance.

UEFI BIOS

The renowned ASUS UEFI BIOS provides everything you need to configure, tweak and tune your system. It offers intelligently simplified options for PC DIY beginners, as well as comprehensive features for seasoned veterans.

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.

Cooler by design

Prime B450M-A II is engineered with an array of hybrid fan headers and features comprehensive cooling controls that are configurable via Fan Xpert 2+ software or via the UEFI BIOS, ensuring your rig stays cool and stable under intense workloads.

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

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.

USB 3.2 Gen 2 Type-A

Numerous USB ports support high-end rigs loaded with peripherals, including two rear-panel USB Type-A connectors with fast USB 3.2 Gen 2 connectivity for compatible cases.

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

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.

Armoury Crate

Armoury Crate is a new software utility designed to give you centralized control of supported products. From a single intuitive interface, Armoury Crate allows you to easily customize RGB lighting and effects for every compatible device in your arsenal. The software also provides control of settings for ASUS products, including keyboard and mouse preferences. Armoury Crate even features dedicated product registration and highlight to help you stay in touch with the ASUS community.

SafeSlot core

SafeSlot Core is the ASUS-exclusive PCIe slot. Featuring a fortified design that's anchored to the motherboard by a special hook, SafeSlot Core provides 1.6x stronger retention and 1.3x greater shearing resistance than standard expansion slots.