ASUS PRIME B450-PLUS: The PRIME Gaming Motherboard
Designed For all AMD Ryzen™ 3, 5 and 7 Series Processors
ASUS Prime B450 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 B450 Series motherboard, you build smart, easy and affordably.
Powered by 2nd generation AMD® Ryzen™ AM4 processors, the ASUS Prime B450-Plus packs a punch with performance and reliability. Access next-generation connectivity and speeds with NVMe M.2, USB 3.1 Gen2, DDR4 support and Gigabit LAN. 5X Protection III ensures component longevity and reliability while Aura Sync RGB adds flair.
- For 1st and 2nd Gen AMD® Ryzen™ AM4 processors
- Powered by 2nd generation AMD® Ryzen™ AM4 to maximize connectivity and speed with NVMe M.2, USB 3.1 Gen2, DDR4 (3200 MHz) and Gigabit LAN
- Ultrafast connectivity: Supreme flexibility with USB 3.1 Gen 2 and native M.2
- FanXpert 4 Core delivers comprehensive controls for fans and AIO pump, plus GPU-temperature sensing for cooler and optimized gaming
- 5X Protection III hardware-level safeguards provide component longevity and reliability
- Aura Sync RGB header provides a nearly endless spectrum of colors with the ability to synchronize effects across an ever-expanding ecosystem of enabled products
- Patent-pending SafeSlot Core fortified PCIe slot prevents damage caused by heavyweight GPUs
Tune It Your Way
All-round energy efficiency - With the Energy Processing Unit (EPU), you'll enjoy system-wide power savings. The EPU automatically optimizes power consumption and maximizes savings with Away mode.
Fan Xpert 4 Core
With Prime B450-PLUS motherboard, you have comprehensive control over fans, water pumps, and even all-in-one (AIO) coolers - all via Fan Xpert 4 Core. Whether you're cooling with air or water, Auto-Tuning mode intelligently configures all parameters with a single click.
Cooler by Design
Prime B450 Series features the most comprehensive cooling controls ever, configurable via ASUS Fan Xpert software or the UEFI BIOS.
Multiple Temperature Sources
Each header can be set to monitor and react to up to three thermal sensors. Via Fan Xpert, you can also assign a sensor to monitor the temperature of supported ASUS graphics cards to ensure optimal cooling during GPU- or CPU-intensive workloads.
Dedicated PWM/DC header for self-contained water-cooling setup, built right in.
4-pin PWM / DC Fan
Each onboard header supports auto-detection of PWM or DC fans.
A dedicated integrated circuit protects each fan header from over-temperature and over-current.
Make Your Memory Faster
Featuring an array of trace layout tweaks that improve memory stability, PRIME B450 Series provides a potent foundation for your build. With comprehensive support for the full gamut of Ryzen memory configurations – from entry-level to performance-oriented - PRIME B450 Series is a versatile all-rounder that can work or play.
Media-acclaimed UEFI BIOS
The UEFI BIOS is an early waypoint on any PC-building journey, and Prime B450 Series has one of the best in the business.
EZ Tuning Wizard
Quickly apply a CPU overclock to improve system performance, or configure a RAID array for faster data retrieval and backups
Intuitive Graphical Fan Control
Fine-tune individual fans simply by dragging a curve with the mouse.
Ultra Fast Connectivity
USB 3.1 Gen 2 Type-A
Ultimate-speed 10Gbps with USB 3.1 Gen 2 onboard. With backward-compatible USB 3.1 Gen 2 Type-A, you'll experience ultimate connection flexibility and blazing data-transfer speeds of up to 10Gbps - twice as fast as standard USB 3.1 Gen 1.
USB 3.1 Gen 1 Front-panel Connector
Future-proof connectivity. USB 3.1 Gen 1 is right where you need it, with four super-speed headers for the front panel. Experience data-transfer speeds up to 10X faster than USB 2.0 with instant plug-and-play connectivity, and avoid back-breaking contortions in the hunt for hard-to-reach rear ports.
Speed Up with Onboard M.2
With x4 PCI Express® 3.0/2.0 bandwidth, M.2 supports up to 32Gbps data-transfer speeds. It's the perfect choice for an operating system or application drive, providing fast access to data.
Affordable acceleration for any hard drive. AMD StoreMI technology is a software utility that accelerates any drive for better system responsiveness with reduced startup and software load times. It combines SSD performance with the affordability and capacity of an HDD by automatically moving frequently accessed data to dedicated SSD storage.
Native M.2/NVMe PCIe RAID Support for Lightning Fast Storage Speed!
Not satisfied with single-storage device read/write speeds? Then join the fast lane and build a RAID 0 array using two PCIe storage drives to enjoy data transfers at lightning speeds.
This motherboard is equipped with a HDMI port supporting the latest 4K Ultra-HD 4096×2160p resolution @ 24Hz to provide a breathtaking visual experience.
Reliable Stability and Compatibility
Built to Last
ASUS is the world's leading motherboard brand. Our motherboards are extensively tested for compatibility with more than 1,000 components and devices, and each new model undergoes a minimum of 8,000 hours of strict validation - offering the peace of mind of knowing that your ASUS motherboard is fit for all environments and applications. Choosing ASUS is an assurance of trouble-free DIY experiences.
5X Protection III
Prime B450 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 investment. 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.
Our Prime B450 Series motherboards also 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.
Overvoltage Protection - World-class Circuit-protecting Power Design
An exclusive circuit design with built-in voltage regulators protects your motherboard 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 - so it provides a safeguard to protect the lifespan of your system and connected devices.
Stainless-steel Back I/O Panel - 3X Corrosion-resistance for Greater Durability
Corrosion-resistant stainless-steel back I/O panels bonded with chromium oxide assure a lifespan that's 3X longer than ordinary panels.
ESD Guards - Electrostatic Discharge Protection
ASUS ESD Guards prolong the life of components while preventing damage from electrostatic discharge, providing protection for up to +/- 10kV of air discharge and +/- 6kV of contact discharge.
1000+ Compatible Devices and Components
The superior compatibility of Prime B450 Series is evidenced by our extensive list of supported devices - which includes thousands of compatible components - and our Qualified Vendor List (QVL) that identifies memory compatibility. It all adds up to more choices for worry-free PC-building experiences.
8000+ Validation Hours
ASUS motherboards offer 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.
Upgrade to Unrivalled Audio
Combined onboard features deliver elevated audio. Intelligent design and premium hardware create audio quality unlike anything you've ever experienced!
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-made Audio Capacitors
Premium parts provide an immersive sound signature, with exceptional fidelity.
Visual Beauty, Virtual Worlds
Aura Sync - Outshine the Competition
A well-tuned enthusiast system deserves a matching aesthetic. ASUS Aura Sync offers full lighting connected via the motherboard's RGB header, with a variety of functional presets for external LED strips.* And it can all be synced with an ever-growing portfolio of Aura-capable ASUS hardware.
* The Aura RGB-strip header supports 5050 RGB LED strips with a max power rating of 3A (12V). For maximum brightness, strip length should not exceed 3m. LED strips and Aura Sync-compatible devices are sold separately.
Brighten Up Your Build - LED-illuminated Control for PCIe Slot and Trace Paths
Built-in LED lighting options illuminate your build in a variety of eye-catching styles.
Beyond VR ready - Complete Your Immersion
Prime B450 series isn't just VR ready - it goes way beyond. The ASUS Beyond VR Ready marque means that Prime B450 series has been tested with loads of class-leading components to ensure that your productivity, gaming and entertainment needs are tuned for maximum performance. ASUS Beyond VR Ready opens up a new way to configure and build your dream system with total confidence.
AMD CPU AND CHIPSET FEATURES
AMD® Ryzen™ AM4 socket for AMD® Ryzen™ 2nd Generation / Ryzen™ with Radeon™ VEGA Graphics / Ryzen™ 1st Generation Processors
The AMD® Ryzen™ processor is based on the innovative Zen core architecture and features up to eight cores and Radeon™ Vega integrated graphics. Together with dual-channel DDR4 memory, native 5Gbps USB 3.1 Gen 1 and 16 PCI Express® 3.0/2.0 lanes, these AMD AM4-socket processors deliver superb computing performance.
AMD B450 Chipset
The AMD B450 chipset delivers high performance and flexibility with the latest AMD® AM4-socket Ryzen™ processors. It also offers AMD StoreMI storage acceleration technology and provides two 10Gbps USB 3.1 Gen2 ports, two USB 3.1 Gen1 ports, and four 6Gbps SATA ports for faster data retrieval.
Supports both types of Ryzen™ Processors:
- Supports AMD® Ryzen™ 3 / 5 / 7 Series Processors (without integrated Radeon Vega Graphics)
- Supports AMD® Ryzen™ with Radeon Vega Graphics Processors (with integrated Radeon Vega Graphics)
- Windows® 10 64-bit
- AMD® Ryzen™ 3 / 5 / 7 Series Processors
- AMD® Ryzen™ with Radeon Vega Graphics Processors
|Make and Model||ASUS PRIME B450-PLUS ATX Motherboard|
|CPU Support||Supports AMD® Ryzen™ Series 3 / 5 / 7 Processors for Socket AM4
Supports AMD® Ryzen™ with Radeon Vega Graphics Processors for Socket AM4
|Chipset||AMD® B450 Chipset|
|CPU Socket||AMD® Socket AM4|
|Memory||4x DIMM DDR4 3200(O.C.)/ 3000(O.C.)/ 2800(O.C.)/ 2666/ 2400/ 2133 MHz, Un-buffered Memory, 64GB Max (4x 16GB)
Dual Channel Memory Architecture Design
Integrated in the AMD® Ryzen™ with Radeon™ Vega Graphics Processors Multi-VGA output support:
- Supports HDMI 2.0b with maximum resolution of 4096 x 2160 @ 60 Hz
|Multi-GPU Support||Supports AMD CrossFireX™ Technology|
AMD Ryzen™ 2nd Generation/ Ryzen™ with Radeon™ Vega Graphics/ Ryzen™ 1st Generation Processors:
AMD B450 Chipset:
AMD Ryzen™ 2nd Generation/ Ryzen™ 1st Generation Processors:
AMD Ryzen™ with Radeon™ Vega Graphics Processor:
AMD B450 chipset:
AMD Ryzen™ 2nd Generation/ Ryzen™ with Radeon™ Vega Graphics/ Ryzen™ 1st Generation:
AMD Ryzen™ 2nd Generation/ Ryzen™ with Radeon™ Vega Graphics/ Ryzen™ 1st Generation:
AMD B450 chipset:
AMD B450 chipset:
AMD B450 chipset:
|LAN||1 x Realtek® 8111H Gigabit LAN controller
ASUS LAN Guard
|Audio||Realtek® ALC887-VD2 8-Channel High Definition Audio Codec
- LED-illuminated design - Brighten up your build with the gorgeous illuminated audio trace path
- Audio Shielding: Ensures precision analog/digital separation and greatly reduced multi-lateral interference
- Dedicated audio PCB layers: Separate layers for left and right channels to guard the quality of the sensitive audio signals
- Premium Japanese audio capacitors: Provide warm, natural and immersive sound with exceptional clarity and fidelity
|Back Panel I/O||1 x PS/2 keyboard/mouse combo port(s)
1 x DVI-D
1 x HDMI
1 x LAN (RJ45) port(s)
1 x 5Gb/s port(s) USB Type-C
2 x USB 3.1 Gen 2 (teal blue) Type-A
2 x USB 3.1 Gen 1 (blue) Type-A
2 x USB 2.0
3 x 3.5mm Audio jacks
|Internal I/O||1 x Aura RGB Strip Header
1 x USB 3.1 Gen 1 (up to 5Gbps) connector(s) support(s) additional 2 USB 3.1 Gen 1 port(s) (19-pin)
2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s)
1 x M.2 Socket 3 with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x 4 mode)
6 x SATA 6Gb/s connector(s)
1 x CPU Fan connector(s) (1 x 4 -pin)
3 x Chassis Fan connector(s) (3 x 4 -pin)
1 x AIO_PUMP connector (1 x 4 -pin)
1 x S/PDIF out header(s)
1 x 24-pin EATX Power connector(s)
1 x 8-pin ATX 12V Power connector(s)
1 x Front panel audio connector(s) (AAFP)
1 x System panel(s)
1 x Clear CMOS jumper(s)
1 x COM port header
|BIOS||128 Mb Flash ROM, UEFI AMI BIOS, PnP, SM BIOS 3.1, ACPI 6.1, Multi-language BIOS, ASUS EZ Flash 3, ASUS CrashFree BIOS 3, F3 My Favorite, Last Modified log, F12 PrintScreen,F4 AURA ON/OFF, F9 Search and ASUS DRAM SPD (Serial Presence Detect) memory information|
|Manageability||WOL by PME, PXE|
|Operating System||Requires Windows® 10 64-bit|
|Form Factor||ATX Form Factor|
|Dimensions||12" x 9.2" (30.5 x 23.4 cm)|
- Rear Panel Video Port use requires a compatible AMD® Ryzen™ with Radeon Vega Graphics Processor for AM4 Socket