MB Asus Prime B250M-K 1151 / DVI / USB3 / mATX
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.
Superb Performance
DDR4 Support
With DDR4, you’ll accelerate memory frequencies up to an incredible to 2400MHz! And ASUS works with almost every DDR4 memory vendor, so you’re assured the best compatibility.
Optimized Cooling
Fan Xpert
Dedicated CPU and case fan controls
Exclusive Fan Xpert ensures every fan achieves the best balance of cooling performance and low noise – and with Prime 200 series boards and their hardware-level 4-pin/3-pin PWM/DC mode for case fans, a simple BIOS adjustment lets you run your case fan in PWM/DC. Fan Xpert even includes Auto-Tuning mode to scan and detect all fan characteristics for single-click customization!
Game in Your Way
Brighten Up Your Build
LED-illuminated control for trace paths
Built-in LED lighting options illuminate your build in a variety of eye-catching styles.
All-round Energy Saving
Energy Efficient Design
EPU
With the Energy Processing Unit you’ll enjoy system-wide power savings — with CPU-wattage reductions of up to 12W*! The EPU automatically optimizes power consumption and maximizes savings with Away mode: A setting that creates an extreme energy-saving scenario by shutting down unused I/O controllers and reducing power to the graphics cards while you’re away.
Ultrafast Transfer Speeds
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!
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.