ASUS Prime B350-Plus Motherboard

Overview

• 5X Protection III: Multiple hardware safeguards for all-round protection
• LED illumination: Lighting control for both PCIe slot and audio trace paths
• Native M.2: Lightning-fast storage speeds
• Onboard USB 3.1: Latest connectivity for ultrafast 10Gbps transfers
• One-stop controls: Media-acclaimed UEFI BIOS with EZ Flash 3

PRIME

• ASUS Prime is the next evolution of the ASUS motherboard, born of a pedigree that stretches back to 1989. Our team of world-class engineers are passionate about empowering everyone to enjoy the benefits of customization and tuning, and the driving force behind the development of Prime is to make advanced enthusiast controls easily accessible maximizing performance, stability and compatibility for the very best DIY PC experiences. Simply stated: it's time for Prime.

Reliable Stability and Compatibility

Built to Last

• ASUS is the world's foremost motherboard manufacturer, renowned for our unique Design Thinking approach. Our exhaustive testing exceeds industry standards, supported by high-quality components for exceptional real-world protection. Our motherboards are proven to be compatible with more than 1,000 components and devices, and each new model undergoes a minimum of 8,000 hours of strict validation. ASUS gives you the peace of mind of knowing that your motherboard is fit for all environments and applications. By choosing ASUS, you also gain the freedom to select outstanding component options, for trouble-free DIY experiences.
• 5X Protection III - Hardware safeguards to ensure long-term durability.
• 350+ DDR4 Compatibility- Industry-leading DDR4 memory compatibility for best flexibility and reassurance.
• 1000+ Compatible Devices - Compatibility with a range of CPUs, memory modules, graphics cards and more.
• 8000+ Validation Hours - Extensive testing with latest components for enhanced reliability, compatibility and safety

5X Protection III

• PRIME B350 series motherboards are engineered with industry-leading 5X Protection III, employing the finest components, excellent circuit design, and exacting standards to guarantee the quality and long-term durability of your motherboard. That means exceptional protection and stability for your build thanks to decades of engineering experience from the world's leading motherboard brand.

SafeSlot Core

• Fortified PCIe slot prevents damage - 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.
• ASUS Prime motherboards have strengthened solder points around both the PCIe and DIMM pins.

LANGuard

• Pumped-up throughput. 2.5x higher surge tolerance - ASUS LANGuard is hardware-level networking protection that employs signal-coupling technology and premium anti-EMI surface-mounted capacitors to ensure a more reliable connection and better throughput, plus electrostatically guarded and surge-protected components for greater tolerance to static electricity and improved protection against surges.

Overvoltage Protection

• World-class circuit-protecting power design - An exclusive circuit design with built-in voltage regulators to protect your chipset, connectivity ports, and audio codecs from damage caused by unexpected high-level voltages from unstable or inferior power supplies.

DIGI+ VRM

• Precision control for stable power - ASUS-exclusive DIGI+ VRM intelligently delivers power to the processor based on real-time demands, reducing energy waste and improving system stability.

DRAM Overcurrent Protection

• Short-circuit damage prevention - Onboard resettable fuses prevent overcurrent and short-circuit damage. This extends beyond I/O ports to DRAM to safeguard the lifespan of your system and connected devices.

Stainless-Steel Back I/O

• 3x corrosion-resistance for greater durability - Corrosion-resistant stainless-steel back I/O panels bonded with chromium oxide have a lifespan that's three times longer than ordinary panels.

ESD Guards

• Electrostatic discharge protection- ASUS ESD Guards prevent damage from electrostatic discharge, up to +/- 10kV for air discharge and +/- 6kV for contact discharge, arranged in an active-protective-circuit design that prolongs the life of components.

1. LAN port - ESD TVS diode protection on the LAN circuit.
2. USB connectors - TVS diodes for surface-mount and dual-inline packages.
3. VGA connectors - Additional on-circuit ESD TVS diodes to protect D-Sub functionality.
4. Keyboard and mouse connectors - Additional on-circuit ESD transient-voltage-suppression.

Proven Compatibility

• Tested to be compatible with 1,000+ CPUs, DDR4 memory modules, graphics cards and more
• Having the freedom to pick and choose the parts that go into your machine is at the heart of PC DIY. Our extensive certification program focuses on providing the very best compatibility with the widest range of components and devices, giving you the freedom to build and upgrade without frustration. Compatible today and compatible far into the future that's the ASUS way.

Extensive List of Supported Devices

• View supported devices and Qualified Vendor List for compatible memory
• The superior compatibility of Prime B350 series is evidenced by our extensive list of supported devices which includes thousands of compatible components and our Qualified Vendor List that identifies memory compatibility. That means more choices for worry-free PC-building experiences.

Great Compatibility with ASUS Products

• ASUS offers a suite of proprietary components graphics cards, sound cards, optical drives that perfectly complement Prime B350 series, so you can complete your custom motherboard build with confidence!

Top-to-bottom Reliability

• ASUS motherboards have superb endurance. We verify this by subjecting every board to more than 8,000 hours of stringent tests. A barrage of burn-in, environmental, compatibility, software and safety tests confirm that our motherboards are exceptionally robust. It also shows that ASUS reliability surpasses industry standards, ensuring that every component is designed to function flawlessly in any environment.

8000+ VALIDATION HOURS

• Temperature and Humidity Test - Ensures components withstand extreme conditions.
• Thermal Measurement Test- Ensures that the system remains cool and stable under the heaviest loads.
• Insertion Test - Every port and connector is put through repeated installation cycles.
• Aging Test - Up to 48-hour aging test ensures reliability.
• Power Consumption Test - Checked for world-class energy efficiency.
• Temperature and DC Margin Test - Ensures that the motherboard is capable of coping with Voltage fluctuations caused by varying temperatures.
• Thermal Shock Test - Ensures ability to survive temperature changes during transportation.
• Non-Operation Shock Test - Built to withstand jolts that may occur during shipping.
• Burn-In Test - Every component is checked to ensure flawless operation in any environment.
• Installation Test - Connector placement is double-checked to ensure hassle-free installation.
• Drop Test - Drop tests from various heights ensure durability.
• Salt and Spray Test - Tested for I/O reliability, prolonged lifespan and rust-resistance.

Optimized Cooling

• Fan Xpert 2+ Advanced fan controls
• With onboard thermal sensors and hardware-level 4-pin/3-pin PWM/DC mode detection, Fan Xpert 2+ makes sure every fan achieves the best balance of cooling performance and low noise!
• Auto-Tuning Mode: Scans fan parameters and all fans with a single click.
• Extreme Quite Mode: Reduces the CPU fan speed to below the default minimum, for extra-quiet operation and power savings during light loads.

Game in Your Way - Brighten Up Your Build

• LED-illuminated control for trace paths.
• Built-in LED lighting options can illuminate your build in a variety of mesmerizing styles. With specially-designed Fan RGB header control, you can even personalize your own fan lighting scheme with the exclusive AMD RGB Fan!

Gaming Audio

• Combined onboard features deliver elevated audio.
• Intelligent design and premium hardware create audio quality unlike anything you've ever experienced!

1. Noise isolation - Audio shielding ensures precision analog/digital separation and greatly reduced multi-lateral interference.
2. Dedicated Audio PCB Layers - Separate layers for left and right tracks ensures both channels deliver consistent, equal quality.
3. Audio Enjoyment - Premium Japanese audio capacitors provide warm, natural, and immersive sound with exceptional clarity and fidelity.

All-round Energy Saving Energy Efficient Design

• EPU - With the Energy Processing Unit (EPU) you'll enjoy system power savings. EPU automatically optimizes power consumption, and maximizes savings with Away mode.

Ultrafast Transfer Speeds

10Gb/s USB 3.1 Onboard

• With backward-compatible USB 3.1 Type-A, you'll experience ultimate connection flexibility and blazing data-transfer speeds of up to 10Gb/s (twice as fast as standard USB 3.0).

Speed Up with Onboard M.2 Up to 32Gb/s

• With x4 PCI Express 3.0/2.0 bandwidth, M.2 supports up to 32Gb/s data-transfer speeds. It is the perfect choice for an operating system or application drive, making your whole PC or professional apps work as fast as possible.

Easy PC DIY

Safe Motherboard Mounting

• Component-free areas to minimize damage risk.
• Fitting your ASUS motherboard is now safer than ever. The comprehensive component-free 'safe zones' around every case-mounting hole minimizes the risk of damage and short circuits caused by contact - so you'll assemble your PC with total confidence!

Q-Slot

• Effortless PCI Express component removal
• The large winged clip is easy to reach and easy to operate. Just press the Q-Slot clip lightly, and the graphics card pops out. Installing or removing even the biggest graphics cards is no sweat!

Q-DIMM

• Easy memory removal
• Even if you work with a smaller case, just push down on the one-sided clip and push or pull RAM modules in or out - removing memory is that simple!

One-Stop Controls

Media-acclaimed UEFI BIOS

• The smoothest, slickest mouse-controlled graphical BIOS has been improved to make it even more appealing. Whether you're a PC novice or a seasoned overclocker, EZ and Advanced modes help you find your way, quickly and easily.

EZ Flash 3 - Update the BIOS via the internet, without leaving the BIOS interface.

S.M.A.R.T - Check your storage device Self-Monitoring, Analysis, and Reporting Technology logs to gauge reliability and possibly to determine potential failures.

Q-Fan Control - You can configure the fan's operating speed manually, or use the easy pre-configured fan profiles to select Standard, Silent, Turbo, or Full Speed modes!

My Favorite - Quickly find tuning options and add preferred tools to the list.

EZ mode

• Intuitive graphical fan control - Fine-tune individual fans simply by dragging a curve with the mouse.
• EZ XMP - Improve DRAM performance with a click.
• SATA information - Easily display SATA port details for device identification.
• Fast clock adjustment - Use mouse controls to quickly change time and date settings.

Advanced mode

• Last modified log - Track last change and save preferred profiles onto a USB drive.
• SATA port renaming - Rename SATA ports for easy identification.

AI Suite 3

One-stop access to innovative ASUS features

• ASUS AI Suite 3 offers a brand-new user experience through a clearer and more attractive interface with support for larger monitors. It consolidates all exclusive ASUS features into one simple-to-use package, allowing you to supervise overclocking, energy consumption, fan speeds, voltages and more. This all-in-one app offers diverse and easy-to-use functionality, with no need to switch back and forth between different utilities.

Specifications