Asus PRIME-A320M-K-CSM AMD Motherboard

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.

ASUS Corporate Stable Model
ASUS Corporate Stable Model (CSM) is a commercial program designed to provide stable and reliable motherboards. Offering up to 36-month product lifecycle support and 6-month end-of-life notice to allow sufficient lead times for your organization to get ready for product transitions. Each purchase of an ASUS CSM motherboard comes with ASUS Control Center Express - server-grade IT management software.

ASUS Control Center Express
ASUS Control Center Express is centralized IT management software designed to provide a convenient, effective, secure and cost-saving solution for enterprises, small and medium-sized businesses, and data centers in any type of industry. With the help of ASUS Control Center Express, your organization will be equipped to achieve success in even the most challenging modern IT environments.

Optimize IT endpoint management
Designed to assist IT staff in monitoring and controlling devices within their corporate networks, and facilitate inventory checking in multiple locations remotely

Automate IT maintenance
Allows IT staff to schedule automatic updates of the latest BIOS, software and utilities to specific or all devices at off-peak times, enhancing system stability and IT operational flexibility

Securely manage all of endpoints
Securely manage endpoint configuration, portable storage access and PC software applications by enabling them to create grouping rules on individual devices

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.

5X Protection III
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 1.6x stronger retention and 1.3x greater shearing resistance than standard expansion slots.

LANGuard
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.

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/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.

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!

Superb Performance
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.

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 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!

Gaming Audio
Combined onboard features deliver elevated audio
Intelligent design and premium hardware create audio quality unlike anything you've ever experienced!

All-round Energy Saving
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.

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.

Instant front-panel USB 3.0 Experience
We've put USB 3.0 right where you need it - four super-speed ports on the front panel. Experience data-transfer speeds up to 10X faster than USB 2.0 with instant plug-and-play connectivity, so no more back-breaking contortions in the hunt for hard-to-reach rear ports!

Easy PC DIY
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!

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.

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.

Technical Details

Brand : Asus
Model : PRIME-A320M-K-CSM

CPU
AMD AM4 Socket for 3rd/2nd/1st Gen AMD Ryzen™/2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/Athlon™ with Radeon™ Vega Graphics/7th Generation A-series/Athlon X4 Processors

Chipset
AMD A320

Memory
3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors
2 x DIMM, Max. 64GB, DDR4 3200(O.C.)/3000(O.C.)/2933(O.C.)/2800(O.C.)/2666/2400/2133 MHz Un-buffered Memory
AMD 7th Generation A-Series/Athlon X4 Processors
2 x DIMM, Max. 32GB, DDR4 2400/2133 MHz Un-buffered Memory
Dual Channel Memory Architecture
ECC Memory (ECC mode) support varies by CPU.

Graphic
Integrated Graphics in the 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics /Athlon™ with Radeon™ Vega Graphics /7th Generation A-Series APU
Multi-VGA output support : HDMI/RGB ports
- Supports HDMI 1.4b with max. resolution 4096 x 2160 @ 24 Hz / 2560 x 1600 @ 60 Hz
- Supports RGB with max. resolution 1920 x 1200 @ 60 Hz
Maximum shared memory of 2048 MB (for iGPU exclusively)

Expansion Slots
3rd/2nd/1st Gen AMD Ryzen™ Processors
1 x PCIe 3.0/2.0 x16 (x16 mode)
2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics /7th Generation A-series/Athlon X4 Processors
1 x PCIe 3.0/2.0 x16 (x8 mode)
AMD Athlon™ with Radeon™ Vega Graphics Processors
1 x PCIe 3.0/2.0 x16 (x4 mode)
AMD A320 chipset
2 x PCIe 2.0 x1

Storage
AMD A320 chipset :
4 x SATA 6Gb/s port(s), gray,
Support Raid 0, 1, 10
3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics :
1 x M.2 Socket 3, with M key, type 2242/2260/2280 storage devices support (SATA & PCIE 3.0 x 4 mode)
AMD Athlon™ with Radeon™ Vega Graphics/ 7th Generation A-Series/ Athlon™ X4 Processors :
1 x M.2 Socket 3, with M key, type 2242/2260/2280 storage devices support (SATA mode)

LAN
Realtek® RTL8111H, 1 x Gigabit LAN Controller(s)

Audio
Realtek® ALC887 8-Channel High Definition Audio CODEC

USB Ports
3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics/ 7th Generation A-series/ Athlon X4 Processors :
4 x USB 3.1 Gen 1 port(s) (4 at back panel, blue)
AMD A320 chipset :
2 x USB 3.0 port(s) (2 at mid-board)
AMD A320 chipset :
6 x USB 2.0 port(s) (2 at back panel, , 4 at mid-board)

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: 6 Phase digital power design
ASUS Exclusive Features :
- AI Suite 3
- Ai Charger
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

Back I/O Ports
1 x PS/2 keyboard (purple)
1 x PS/2 mouse (green)
1 x D-Sub
1 x HDMI
1 x LAN (RJ45) port(s)
4 x USB 3.1 Gen 1 (blue)
2 x USB 2.0
3 x Audio jack(s)

Internal I/O Ports
1 x USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s) (19-pin)
2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s)
1 x M.2 Socket 3 with M key, type 2242/2260/2280 storage devices support (SATA & PCIE 3.0 x 4 mode)
1 x COM port(s) connector(s)
4 x SATA 6Gb/s connector(s)
1 x CPU Fan connector(s) (1 x 4 -pin)
1 x Chassis Fan connector(s) (1 x 4 -pin)
1 x S/PDIF out header(s)
1 x 24-pin EATX Power connector(s)
1 x 4-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)
1 x Speaker connector

Accessories
User's manual
I/O Shield
2 x SATA 6Gb/s cable(s)
1 x M.2 Screw Package
1 x Supporting DVD

BIOS
128 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
Windows® 7 64-bit *1

Form Factor
mATX Form Factor
8.9 inch x 8.7 inch ( 22.6 cm x 22.1 cm )