5X Protection III: Multiple hardware safeguards for all-round protection
LED illumination: Lighting control for audio trace paths
Native M.2: Lightning-fast storage speeds
One-stop controls: Media-acclaimed UEFI BIOS with EZ Flash 3
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.
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 1,000Â components and
devices, and each new model undergoes a minimum of 8,000Â 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.
PRIME A320 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 motherboard. 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
1.6× stronger retention and 1.3× greater shearing resistance than standard
expansion slots.
LANGuard
Pumped-up throughput. 2.5× 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.
Overvoltage Protection
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.
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/OÂ ports to DRAM to safeguard the lifespan of your system and
connected devices.
Stainless-Steel Back I/O
3× corrosion-resistance for greater durability
Corrosion-resistant stainless-steel back I/OÂ panels bonded with chromium oxide
have a lifespan that's three times longer than ordinary panels.
ESD Guards
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.
Proven Compatibility
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 A320 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 Prime A320 series, so you can
complete your custom motherboard build with confidence!
Top-to-bottom Reliability
ASUS motherboards have superb endurance. We verify this by subjecting every
board to more than 8,000Â hours of stringent tests. AÂ 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.
DDR4 Support
With DDR4, you'll accelerate memory frequencies up to an incredible to 3200MHz!
And ASUS works with almost every DDR4 memory vendor, so you're assured the best
compatibility.
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 A320 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!
Energy Efficient Design
EPU
With the Energy Processing Unit (EPU) you'll enjoy system power savings. EPU
automatically optimizes power consumption, and maximizes savings with
Away mode.
Speed Up with Onboard M.2Â Up to 32Gb/s
With x4 PCI Express 3.0/2.0Â bandwidth, M.2Â 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.
Instant front-panel USB 3.0Â Experience
We've put USB 3.0 right where you need it – two super-speed ports on the
front panel. Experience data-transfer speeds up to 10X faster than USB 2.0Â with
instant plug-and-play connectivity, so no more back-breaking contortions in the
hunt for hard-to-reach rear ports!
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!
Q-Slot
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!
Q-DIMM
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 3Â 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.
AMD CPU and Chipset Features
Ready for AMD AM4-socket Ryzen, 7th Generation A-series APUs and Athlon
APUs
This motherboard supports AMD® Ryzen™ processors, 7th Generation A-series
accelerated processing units (APUs) and Athlonâ„¢ CPUs. The high-performance
Ryzenâ„¢ processor supports up to eight cores, and is based on the innovative
Zen core architecture . The 7th Generation A-series APUs feature integrated AMD
Radeon R-series graphics. AMD AM4-socket processors feature dual-channel DDR4
memory, native 5Gbps USB 3.0 and 16 PCI Express® 3.0/2.0 lanes for superb
performance.
AMD A320 Chipset
The AMD A320 chipset delivers outstanding overclocking capabilities for the
latest AMD® AM4-socket Ryzen™ processors, 7th Generation A-series APUs and
Athlonâ„¢ CPUs. It provides two USB 3.0Â ports, and four 6Gbps SATA ports for
faster data retrieval.
CPU
AMD AM4 Socket for AMD Ryzenâ„¢/7th Generation A-series/Athlonâ„¢
Processors
Supports CPU up to 8Â cores
- Refer to www.asus.com for CPU support list
Chipset
AMD A320
Memory
AMD Ryzenâ„¢ Processors
4Â x DIMM, Max. 64GB, DDR4Â 3200(O.CÂ.)/2933(O.C.)/2666/2400Â/2133 MHz ECC and
non-ECC, Un-buffered Memory *1
Dual Channel Memory Architecture
AMD 7th Generation A-series/Athlonâ„¢ Processors
4 x DIMM, Max. 64GB, DDR4 2400/2133 MHz Non-ECC, Un-buffered Memory
- Hyper DIMM support is subject to the physical characteristics of individual CPUs.
- Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).
Graphic
Integrated AMD Radeonâ„¢ R Series Graphics in the 7th Generation A-Series APU
*2
Multi-VGA output support : HDMI/DVI/RGBÂ ports
- Supports HDMI 1.4b with max. resolution 4096 × 2160 @ 24 Hz / 2560 × 1600 @ 60 Hz
- Supports DVI-D with max. resolution 1920 × 1200 @ 60 Hz
- Supports RGB with max. resolution 1920 × 1200 @ 60 Hz
Maximum shared memory of 2048Â MB
Expansion Slots
AMD Ryzenâ„¢ Processors
1Â x PCIe 3.0/2.0Â x16 (x16 mode)
AMD 7th Generation A-series/Athlonâ„¢ Processors
1Â x PCIe 3.0/2.0Â x16 (x8 mode)
AMD A320 chipset
2Â x PCIe 2.0Â x1
Storage
AMD A320 chipset :
4 x SATA 6Gb/s port(s), gray,
Support Raid 0, 1, 10
AMD Ryzenâ„¢/7th Generation A-series/Athlonâ„¢ Processors :
2 x SATA 6Gb/s port(s), gray,
AMD Ryzenâ„¢ Processors :
1Â x M.2Â Socket 3, with M key, type 2242/2260/2280 storage devices support
(SATA & PCIE 3.0 × 4 mode)*3
AMD 7th Generation A-series/Athlonâ„¢ Processors :
1Â x M.2Â Socket 3, with M Key, type 2242/2260/2280 storage devices support
(SATA & PCIE 3.0 × 2 mode)*4
LAN
Realtek® RTL8111H, 1 x Gigabit LAN Controller(s)
Audio
Realtek® ALC887 8-Channel High Definition Audio CODEC
USB Ports
AMD Ryzenâ„¢/7th Generation A-series/Athlonâ„¢ Processors :
4Â x USB 3.1Â Gen 1Â port(s) (4Â at back panel, blue)
AMD A320 chipset :
2Â x USB 3.1Â Gen 1Â port(s) (2Â at mid-board)
AMD A320 chipset :
6Â x USB 2.0Â port(s)
Special Features
ASUS 5X Protection III :
- ASUS SafeSlot Core: Fortified PCIe Slot prevents damage
- ASUS LANGuard: Protects against LAN surges, lightning strikes and static-electricity discharges!
- ASUS Overvoltage Protection: World-class circuit-protecting power design
- ASUS Stainless-Steel Back I/O: 3X corrosion-resistance for greater durability!
- ASUS DIGI+ VRM: 6Â Phase digital power design
ASUS Exclusive Features :
- AI Suite 3
- Ai Charger
- Turbo LAN
- PC Cleaner
ASUS Quiet Thermal Solution :
- Stylish Fanless Design Heat-sink solution
- ASUS Fan Xpert
ASUS EZ DIY :
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode
- Multi-language BIOS
ASUS Q-Design :
- ASUS Q-Slot
- ASUS Q-DIMM
Operating System Support
Windows® 10 , 64bit
Back I/OÂ Ports
1Â x PS/2 keyboard (purple)
1Â x PS/2 mouse (green)
1Â x DVI-D
1Â x D-Sub
1Â x HDMI
1Â x LAN (RJ45) port(s)
4Â x USB 3.1Â Gen 1 (blue)
2Â x USB 2.0
3Â x Audio jack(s)
Internal I/OÂ Ports
1Â x USB 3.1Â Gen 1Â connector(s) support(s) additional 2Â USB 3.1Â Gen
1Â port(s) (19-pin)
2Â x USB 2.0Â connector(s) support(s) additional 4Â USB 2.0Â port(s)
1Â x M.2Â Socket 3Â with M Key, type 2242/2260/228Â0/22110 storage devices
support (SATA mode & PCIE mode)
1Â x COM port(s) connector(s)
6 x SATA 6Gb/s connector(s)
1 x CPU Fan connector(s) (1 × 4 -pin)
1 x Chassis Fan connector(s) (1 × 4 -pin)
1Â x S/PDIF out header(s)
1 × 24-pin EATX Power connector(s)
1 × 8-pin ATX 12V Power connector(s)
1Â x Front panel audio connector(s) (AAFP)
1Â x System panel(s)
1Â x Clear CMOS jumper(s)
1Â x Speaker connector
Accessories
User's manual
I/OÂ Shield
2 x SATA 6Gb/s cable(s)
1Â x M.2Â Screw Package
1 x Supporting DVD
BIOS
128Â Mb Flash ROM, UEFI AMI BIOS, PnP,WfM2.0, SM BIOS 3.0, ACPI 6.1,
Multi-language BIOS, ASUS EZ Flash 3, ASUS CrashFree BIOS 3, My Favorites, Last
Modified log, F12 PrintScreen, ASUS DRAM SPD (Serial Presence Detect) memory
information, F6 Qfan Control
Operating System
Windows® 10 64-bit
Form Factor
mATX Form Factor
9.6 inch x 9.45 inch ( 24.4 cm x 24 cm )
Note
- Due to the limitation of AMD Ryzenâ„¢ processors, memory frequencies higher than DDR4Â 2666Â MHz are supported only when using one DIMM per channel.
- AMD Ryzenâ„¢ Processor does not support.
- When a SATA / PCIE mode M.2Â device is installed, the M.2Â Socket shares bandwidth with the SATA6G5/6Â ports.
- When a SATA mode M.2Â device is installed, the M.2Â Socket shares bandwidth with the SATA6G5/6Â ports