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Asus PRIME Z270-K Socket 1151 ATX Motherboard
Asus PRIME Z270-K, Intel Z270, 1151, ATX, DDR4, CrossFire, VGA, DVI, HDMI, USB 3.1 - 90MB0S30-M0EAY0
Intel LGA-1151 ATX motherboard with LED lighting, DDR4 3866MHz, dual M.2, Intel Optane memory ready, HDMI, SATA 6Gb/s, USB 3.1
- 5X Protection III: Multiple hardware safeguards for all-round protection
- LED illumination: Lighting control both for PCIe slot and audio trace paths
- Fan Xpert 4 Core: Flexible controls for ultimate cooling and quietness
- Dual Native M.2 and NVMe PCIe RAID support: Lightning-fast storage speeds
- Onboard USB 3.1: Latest connectivity for ultrafast 10Gb/s transfers
- DDR4 memory support: Overclock to 3866MHz
- Intel® Optane™ memory ready: Exploit the latest high-speed storage technology
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.
Hardware safeguards to ensure long-term durability.
Industry-leading DDR4 memory compatibility for best flexibility and reassurance.
Compatibility with a range of CPUs, memory modules, graphics cards and more.
Extensive testing with latest components for enhanced reliability, compatibility and safety.
5X Protection III
Prime 200 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.
Fortified PCIe with solid soldering
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.
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.
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.
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.
* Specifications and features vary by model, and all images are illustrative. Please refer specification pages for full details.
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.
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 200 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 the Prime 200 series, so you can complete your custom motherboard build with confidence!
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.
Every port and connector is put through repeated installation cycles.
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.
Every component is checked to ensure flawless operation in any environment.
Connector placement is double-checked to ensure hassle-free installation.
Drop tests from various heights ensure durability.
Salt and Spray Test
Tested for I/O reliability, prolonged lifespan and rust-resistance.
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.
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.
Advanced Controls for Ultimate Cooling and Quietness
ASUS Prime 200 series motherboards feature best-ever cooling capability, controllable from Fan Xpert 4 Core and from the UEFI.
Multiple temperature sources
Each header can monitor and react to dedicated thermal sensors.
4-pin PWM/DC fan
Every onboard header supports auto-detection of PWM or DC fans.
A dedicated integrated circuit that protects each fan header from both over-temperature and over-current.
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 illuminate your build in a variety of eye-catching styles.
Combined onboard features deliver elevated audio
Intelligent design and premium hardware create audio quality unlike anything you've ever experienced!
Audio shielding ensures precision analog/digital separation and greatly reduced multi-lateral interference.
Separate layers for left and right tracks ensures both channels deliver consistent, equal quality.
Premium Japanese audio capacitors provide warm, natural, and immersive sound with exceptional clarity and fidelity.
All-round Energy Saving
Energy Efficient Design
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
Intel Optane Memory Ready
Intel® Optane™ Memory* is a revolutionary (non-volatile memory) technology supported by Prime 200-series motherboards. Intel Optane Memory modules accelerate attached storage to reduce boot and load times, so everything feels faster and more responsive.
*Supports 7th Generation Intel® processors. Requires driver and BIOS update.
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.
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).
Easy PC DIY
Easy and safe on fingers
Unlike other I/O shields with sharp edges, the exclusive Q-Shield is soft and pliable — so it's easy to avoid cuts.
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!
Effortless PCI Express component removal
Easy memory removal
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!
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!
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.
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.
Intel CPU and Chipset Features
Intel® Z270 Chipset
Intel® Z270 is a single-chipset design that supports 7th Generation and 6th Generation Intel LGA1151 Core™ i7/Core i5/Core i3/Pentium® /Celeron® processors. It provides improved performance by utilizing serial point-to-point links, allowing increased bandwidth and stability. Additionally, the Z270 provides a maximum of 10 USB 3.0 ports, six SATA 6Gbps ports, and 32Gb/s M.2 and PCIe 3.0 lane speed support, for faster data retrieval. Intel Z270 also supports integrated graphics, so you'll enjoy the very latest in graphics performance.
Ready for 7th Generation and 6th Generation Intel LGA1151 Core i7/Core i5/Core i3/Pentium/Celeron processors
The ASUS Prime 200 series motherboard supports 7th Generation and 6th Generation Intel Core™ i7/Core i5/Core i3/Pentium®/Celeron® processors in the LGA1151 package. Integrated graphics, memory and PCI Express controllers support onboard graphics output with dedicated chipsets, two-channel (4-DIMM) DDR4 memory and 16 PCI Express 3.0/2.0 lanes for great performance.
Intel® Socket 1151 for 7th/6th Generation Core™ i7/Core™ i5/Core™ i3/Pentium®/Celeron® Processors
Max RAM Size
RAM Bus Clock
1 x PCIe 3.0 x16 (at x16 mode) | 1 x PCIe 3.0 x16 (max. at x4 mode) | 2 x PCIe 3.0 x1 | 2x PCI
6 x SATA III | 2 x M.2 Socket 3 with M Key (2242/2260/2280/22110)
1 x PS/2 keyboard/mouse | 1 x HDMI | 1 x DVI-D | 1 x VGA | 1 x LAN (RJ45) | 2 x USB 3.1 Type-A | 1 x USB 3.0 Type-C | 2 x USB 3.0 Type-A | 2 x USB 2.0 ports | 3-Jack 8-Channel Audio I/O
1 x 24-pin EATX | 1 x 8-pin EATX 12V
Supports Intel HD Graphics | Supports AMD CrossFireX Technology | RAID 0, 1, 5, 10 and Intel Rapid Storage Technology 15 support | GB LAN | Realtek ALC887 8-channel high definition audio CODEC | Accessories - 2 x Serial ATA, 6.0Gb/s cables, 1 x ASUS Q-Shield, 2 x M.2 screws, 1 x Support DVD, 1 x Users manual
Operating Temperature Range
2 x USB 3.0 connectors | 2 x USB 2.0 connectors | 6 x SATA 6.0 Gb/s | 2 x M.2 Socket 3 | 1 x 4-pin CPU Fan | 2 x 4-pin Chassis Fan | 1 x PUMP FAN | 1 x Front audio | 1 x System panel | 1 x S/PDIF out | 1 x COM | 1 x Clear CMOS jumper
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