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With support for AMD Ryzen 2nd Generation / Ryzen with Radeon Vega Graphics / Ryzen 1st Generation processors, the ASUS Prime B450M-A/CSM is engineered to provide true gaming performance. Take advantage of next-generation connectivity and speeds with NVMe M.2, USB 3.1 Gen2, DDR4 compatibility, and native RAID support. 5X Protection III ensures excellent component longevity and reliability while Aura Sync RGB adds flair to your system. ASUS Fan Xpert and ASUS UEFI BIOS make tuning clicks away. Just tune to get the best cooling and the highest performance.
Prime B450 Series motherboards offer comprehensive control over system fans, via the included Fan Expert 2+ software. Auto-Tuning mode intelligently configures all parameters with a single click.
Prime B450 Series features the most comprehensive cooling controls ever, configurable via ASUS Fan Xpert software or the UEFI BIOS.
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.
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.
The UEFI BIOS is an early waypoint on any PC-building journey, and Prime B450 Series has one of the best in the business.
Q-Fan Control: 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, plus automatic switch to full speed if the temperature hits 75°C.
Search Function: When you're ready for a deeper dive, Advanced mode enables full control over every aspect of the motherboard — with a built-in Search function to find the setting you need in the blink of an eye.
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.
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.
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.
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.
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.
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.
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.2 And it can all be synced with an ever-growing portfolio of Aura-capable ASUS hardware.
LED-illuminated control for PCIe slot and trace paths
Built-in LED lighting options illuminate your build in a variety of eye-catching styles.
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.
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.
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.