ATX B85 motherboard with ultra-fast 10Gbit/s USB 3.1 Type-C and 5X Protection
- Ultra-fast 10Gb/s USB 3.1 built in to the board
- ASUS USB 3.1 Type C-Any way up! The world's first USB 3.1 Type C on board.
- Proven quality - 5X Protection. 1000+ compatible devices. 7000+ validation hours.
- Audio Features- Audio that roars on the battlefield
- Fan Xpert 2 - Ultimate cooling and quietness
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Proven quality. Enduring trust.
From gaming
to multimedia
Best UEFI BIOS
Ultimate cooling
Easy PC DIY
Proven quality. Enduring trust.
Strict compatibility and validation
Protection
Hardware safeguards to ensure
long-term durability.
Compatible Devices
Including CPUs, memory modules,
graphics cards and more.
Validation Hours
Extensive testing for extreme reliability, compatibility and safety.
We are the world's biggest motherboard manufacturer, and
renowned our design thinking that revolves around users – just like you.
Our engineers employ exacting standards to guarantee quality throughout
the product's life, choosing the finest components for real-world
protection. Our motherboards are proven to be compatible with more than
1,000 components and devices, and undergo a minimum of 7,000 hours of
strict validation. That gives you the peace of mind of knowing that ASUS
motherboards are fit for all environments and applications. To build
your PC with the best foundations, build it with an ASUS motherboard.
ASUS 5X Protection
Hardware safeguards to ensure long-term durability
Our be-the-best ethos underscores the choice of every
single component that goes into your ASUS motherboard. We focus
relentlessly on quality to ensure long-term system reliability and
performance.
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Precise digital power control with ASUS DIGI+ VRM
Voltage regulator modules (VRMs) are among the most
essential motherboard components. A good VRM intelligently delivers CPU
power based on actual needs at any given time. ASUS was first with
digital power design featuring faster sensing and response to deliver
precise CPU power on demand. This great accuracy reduces energy waste
and of course improves system stability thanks to more consistent
delivery.
-
Enhanced DRAM overcurrent protection
Onboard resettable fuses prevent overcurrent and
short-circuit damage. This extends beyond I/O ports to DRAM to safeguard
the lifespan of both your system and connected device.
-
5K-hr solid-state capacitors that last 2.5X longer
Solid-state capacitors are able to withstand extreme
temperatures of up to 105°C for as long as 5,000 hours — that's
two-and-a-half (2.5X) times longer than traditional capacitors. This
exceptional durability means superb real-world endurance to more typical
PC operating temperatures, ensuring that ASUS motherboards continue
working longer.
-
Stainless-steel back I/O that lasts 3X longer
ASUS motherboard back I/O panels are made from strong and
corrosion-resistant stainless steel, which is bonded with a thin layer
of chromium oxide to enhance anti-corrosive properties. Passing 72-hour
spray salt endurance tests, ASUS stainless steel back I/O panels have a
lifespan that's three times (3X) longer compared to ordinary panels.
-
ESD Guards for protection from electrostatic discharge
Electrostatic discharge (ESD) can happen suddenly, and
its damaging effects are easily underestimated. ASUS ESD Guards are
tested to very high standards, capable of up to +/- 10kV for air
discharge and +/-6kV for contact discharge. We employ an active
protective circuit design to guard your system against electrostatic
interference and damage, providing greater component longevity.
Keyboard and mouse connectors:
Additional on-circuit ESD transient-voltage-suppression (TVS) diodes.
VGA connectors:
Additional on-circuit ESD TVS diodes to protect
D-Sub functionality.
USB 3.1/3.0/2.0 connectors:
On-circuit TVS diodes for surface-mount and dual-inline packages.
LAN port:
ESD TVS diode protection on the LAN circuit.
Proven compatibility
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.
Tested - 1,000+ compatible CPUs, memory modules, graphics cards and more
Every ASUS motherboard is compatible with thousands of
devices. Our engineers fit and assess both server and consumer CPUs,
hundreds of memory modules, dozens of graphics cards, loads of storage
devices, power supplies, network devices, displays, optical drives,
peripherals and many more. We do this to give you complete confidence
in our products and their superb compatibility.
Complete &
Public QVL
View our Qualified Vendor List (QVL) online
We're so confident in our motherboards' superior
compatibility that we publish our entire QVL for all to see — delivering
you more choices for worry-free PC-building experiences. There are no
gaps in our QVL: every compatible component is on the list for all to
see. To check that a particular component or device is compatible with
your motherboard, just reference the QVL for instant reassurance.
Designed — Great compatibility with ASUS products
When you choose an ASUS motherboard, it's likely you'll also
go with ASUS for other components. ASUS designs products from the ground
up so that graphics cards, sound cards and optical drives work
flawlessly with your motherboard.
Top-to-bottom reliability
Our motherboards have superb endurance. We verify this by
subjecting every board to over 7,000 hours of stringent tests. A barrage
of burn-in, environmental, compatibility, software and safety tests
confirm that our motherboards are exceptionally robust — with
reliability that surpasses industry standards.
Extensive testing for extreme reliability, compatibility and safety
Each motherboard is subjected to extended reliability testing
under heavy load conditions, from the transportation to daily
operations, to make sure they are delivered to you in perfect condition.
Trials include temperature and humidity, burn-in, power on/off, power
consumption, insertion and thermal-shock testing among many others.
Every certified-compatible component puts through an up to 24-hour aging
test to ensure trouble-free operation every day – no matter what you
fit or attach and no matter what you do!
-
Temperature and Humidity Test
Components withstand extreme conditions
-
Thermal Measurement
Cool and stable under the heaviest loads
-
Insertion Test
Guaranteed I/O reliability
-
Up to 24-hour aging test to ensure reliability
-
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Power Consumption Test
Ensure global-standard energy efficiency
-
Temperature and DC Margin
-
Thermal Shock Test
-
Non-Operation Vibration Test
-
Burn-In Test
-
Installation Test
-
Drop Test
-
Shock Test
-
Salt and Spray Test
Games or multimedia — it's always ready!
Flawless audio that
makes you part of the game
ASUS audio features get you always ready for gaming,
chatting, watching movies or relaxing to your favorite music. Discover a
whole new dimension of superior audio and get ready to rule!
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, the EZ and Advanced Modes help you
find your way, quickly and easily.
Map to MyFavorite:
Quickly find tuning options and add preferred tools to the MyFavorites list!
EZ Tuning Wizard – OC and RAID:
Select your hardware and use scenarios to tune
system performance or streamline your RAID configuration for faster data
retrieval and backups!
EZ D.O.C.P
Improve your DRAM performance with a click!
Intuitive graphical fan control
Fine-tune individual fans simply by dragging a curve with the mouse!
Real-time hardware monitor
Benefit from instant information from the critical parts of your system!
EZ Mode
-
Fan Profile:
Detailed CPU and case fan information for instant cooling!
-
SATA Information:
Displays SATA port details for you to easily recognize devices!
-
Fast Clock Adjustment:
Use mouse controls to change the time and date!
-
EZ D.O.C.P
:
Improve your DRAM performance with a click!
Advanced Mode
-
Shortcut:
Press Enter to create shortcuts to favorite settings, or select an existing shortcut and press F4 to go straight there!
-
Quick Notes:
Make notes and capture BIOS-related ideas, quickly and conveniently!
-
Last Modified Log:
Track last change and save preferred profiles onto a USB drive!
-
SATA Port Renaming:
Rename SATA ports for easy identification!
Ultimate cooling and quietness with Fan Xpert 2
ASUS Fan Xpert intelligently allows you to adjust CPU and
case fan speeds according to different ambient temperatures in diverse
climate conditions and locations, as well as actual PC loading. Various
preset fan performance profiles offer flexible fan speed controls to
achieve a quiet and cool environment.
-
RPM Fixed Mode
Designed for users who wish to
reduce noise levels to near 0dB with highly specific fan speed control.
It reacts to system loads for greater response.
-
Auto Tuning Mode
Scans fan parameters through
exclusive automatic speed detection to provide custom settings for each
fan with a single click. This achieves the best cooling for your
components beyond just the mere number of fans in your case.
-
Informative fan controls
Delivers complete information that allows you to take advanced control over each fan.
Ultra-fast, always!
10Gb/s USB 3.1 built in to the board
With the latest USB 3.1 connectivity built in and Type A
& Type C ports for the very fastest USB data transfers, you'll
experience data-transfer speeds of up to 10Gbit/s — or twice as fast USB
3.0. The next-generation standard is completely backward-compatible
with your existing USB devices, and you'll be all set for USB 3.1's
breakneck speeds. And ASUS-exclusive USB 3.1 Boost technology
automatically accelerates USB 3.1 performance even further!
ASUS USB 3.1 Type C– Any Way Up! The world's first USB 3.1 Type C on the board.
Traditional USB both brilliantly simple and deeply
frustrating. Everything just works but getting plug in into the socket
the right way up never seems to happen first time– you twist, turn, and
twist again. Exclusive ASUS USB3.1 Type C any-way-up design eliminates
this problem, so you'll make your USB connections first time, every
time!
PC DIY has never been this easy
We understand how you use your PC. From assembly, system
setting and monitoring, and to firmware and hardware updates — we're all
about making your life easier. That's why we never stop developing new
and exciting DIY opportunities to make PC DIY easy, fun and free from
hassle!
Learn More
Intel CPU and chipset features
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Intel®LGA1150 New 4th/4th Generation Core™ i7/Core™ i5/Core™ i3/Pentium®/Celeron® Processors Ready
This motherboard supports Intel® New 4th/4th generation Core™ i7/i5/i3/Pentium®/Celeron®
processors in the LGA1150 package, with iGPU, memory and PCI Express
controllers integrated to support onboard graphics output with dedicated
chipsets, 2-channel (4 DIMM) DDR3 memory and 16 PCI Express 3.0/2.0
lanes. This provides great graphics performance. Intel® New 4th/4th generation Core™ i7/i5/i3/Pentium®/Celeron® processors are among the most powerful and energy efficient CPUs in the world.
-
Intel®B85 Express Chipset
The Intel® B85 Express chipset is a single-chipset design that supports socket LGA1150 New 4th/4th generation Intel® Core™ i7/i5/i3/Pentium®/Celeron®
processors. It provides improved performance by utilizing serial
point-to-point links, allowing increased bandwidth and stability. It
natively supports up to four USB 3.0 ports for up to ten times faster
transfer rates than USB 2.0. Moreover, the Intel® B85 Express chipset also supports iGPU functionality, letting users enjoy the latest Intel integrated graphics performance.
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Intel® Smart Connect Technology
Auto application refresh and shorter wait times
Your computer can receive web updates with fresh content
for selected applications, even when the system is in sleep mode. This
means less time waiting for applications to update and sync with the
cloud, leading to a more efficient computing experience. -
Intel® Rapid Start Technology
Instantly awaken your PC from sleep mode
Allows your computer to quickly resume from a low-power
hibernate state in seconds. Saving your system memory to the designated
SSD, it provides your computer a faster wake-up response time, while
still keeping energy use low.
- CPU Intel® Socket 1150 for the New 4th/4th Generation Core™ i7/Core™ i5/Core™ i3/Pentium®/Celeron® Processors
Supports Intel® 22 nm CPU
Supports Intel® Turbo Boost Technology 2.0
* The Intel® Turbo Boost Technology 2.0 support depends on the CPU types.
* Refer to for CPU support list - Chipset Intel® B85
- Memory4 x DIMM, Max. 32GB, DDR3 1600/1333/1066 MHz Non-ECC, Un-buffered Memory
Dual Channel Memory Architecture
Supports Intel® Extreme Memory Profile (XMP)
* Hyper DIMM support is subject to the physical characteristics of individual CPUs.
* Refer to for the Memory QVL (Qualified Vendors Lists).
*
Due to Intel® chipset limitation, DDR3 1600 MHz and higher memory
modules on XMP mode will run at the maximum transfer rate of DDR3 1600
Mhz. - GraphicIntegrated Graphics Processor
Multi-VGA output support : DVI/RGB ports
- Supports DVI with max. resolution 1920 x 1200 @ 60 Hz
- Supports RGB with max. resolution 1920 x 1200 @ 60 Hz
Maximum shared memory of 1024 MB
Supports Intel® InTru™ 3D, Quick Sync Video, Clear Video HD Technology, Insider™ - Multi-GPU SupportSupports AMD Quad-GPU CrossFireX™ Technology
- Expansion Slots1 x PCIe 3.0/2.0 x16 (x16 mode, gray)
1 x PCIe 2.0 x16 (x4 mode, black)
2 x PCIe 2.0 x1
3 x PCI - StorageIntel® B85 chipset :
4 x SATA 6Gb/s port(s), gray
2 x SATA 3Gb/s port(s), black
Supports Intel® Rapid Start Technology, Intel® Smart Connect Technology *1 - LANRealtek® 8111GR, 1 x Gigabit LAN Controller(s)
- AudioRealtek® ALC887 8-Channel High Definition Audio CODEC *2
- Supports : Jack-detection, Front Panel Jack-retasking
Audio Feature :
-
LED-lit Audio Shielding: Ensures precision analog/digital separation
and greatly reduced multi-lateral interference, with a gorgeous
illuminated trace path
- Dedicated audio PCB layers: Separate layers for left and right channels to guard the quality of the sensitive audio signals
- Premium Japanese-made audio capacitors: Provide warm, natural and immersive sound with exceptional clarity and fidelity - USB PortsASMedia® USB 3.1 controller :
1 x USB 3.1/3.0/2.0 port(s) (1 at back panel, teal blue, Type-A)
ASMedia® USB 3.1 controller :
1 x USB 3.1 port(s) (1 at back panel, black, Type-C)
Intel® B85 chipset :
4 x USB 3.0/2.0 port(s) (2 at back panel, blue)
Intel® B85 chipset :
6 x USB 2.0 port(s) (2 at back panel, black) - Special FeaturesASUS 5X Protection :
- ASUS DIGI+ VRM - 4 Phase digital power design
- ASUS Enhanced DRAM Overcurrent Protection - Short circuit damage prevention
- ASUS ESD Guards - Enhanced ESD protection
- ASUS High-Quality 5K-Hour Solid Capacitors - 2.5x long lifespan with excellent durability
- ASUS Stainless Steel Back I/O - 3x more durable corrosion-resistant coating
ASUS EPU :
- EPU
ASUS Exclusive Features :
- GPU Boost
- AI Suite 3
- Ai Charger
- Anti-Surge
- USB 3.1 Boost
- Disk Unlocker
ASUS Quiet Thermal Solution :
- Stylish Fanless Design Heat-sink solution
- ASUS Fan Xpert 2
ASUS EZ DIY :
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 2
- ASUS UEFI BIOS EZ Mode
- Push Notice
ASUS Q-Design :
- ASUS Q-Slot - Operating System SupportWindows® 8.1
Windows® 8
Windows® 7 - Back I/O Ports1 x PS/2 keyboard (purple)
1 x PS/2 mouse (green)
1 x DVI
1 x D-Sub
1 x LAN (RJ45) port(s)
1 x USB 3.1 (teal blue)Type-A
1 x USB 3.1 (black)Type-C
2 x USB 3.0 (blue)
2 x USB 2.0
3 x Audio jack(s) - Internal I/O Ports1 x USB 3.0 connector(s) support(s) additional 2 USB 3.0 port(s) (19-pin)
2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s)
1 x COM port(s) connector(s)
4 x SATA 6Gb/s connector(s)
2 x SATA 3Gb/s connector(s)
1 x CPU Fan connector(s) (1 x 4 -pin)
2 x Chassis Fan connector(s) (2 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) - AccessoriesUser's manual
I/O Shield
2 x SATA 6Gb/s cable(s) - BIOS64
Mb Flash ROM, UEFI AMI BIOS, PnP, DMI2.0, WfM2.0, SM BIOS 2.7, ACPI
4.0a, Multi-language BIOS, ASUS EZ Flash 2, ASUS CrashFree BIOS 3, My
Favorites, Quick Note, Last Modified Log, F12 PrintScreen Function, F3
Shortcut Function and ASUS DRAM SPD (Serial Presence Detect) memory
information
- ManageabilityWfM 2.0, DMI 2.0, WOL by PME, PXE
- Support DiscDrivers
ASUS Utilities
EZ Update
Anti-virus software (OEM version)