Prime X299-A Desktop Motherboard

Intel LGA 2066 ATX motherboard with M.2 Heatsink, DDR4 4000MHz, Dual M.2, Intel VROC support, SATA 6Gb/s, Front-panel USB 3.1 Gen 2 connector

  • 5-Way Optimization: One-click, system-wide tuning, delivering optimized overclocks and intelligent cooling for CPU or GPU-intensive tasks.
  • Industry-leading cooling options: Comprehensive controls for fans and water pumps, via Fan Xpert 4 software or the acclaimed ASUS UEFI.
  • M.2 heatsink: Ultra-efficient heatsink reduces M.2 SSD temperatures by up to 20°C for unthrottled SSD storage speeds and enhanced reliability.
  • Aura Sync: Controllable onboard RGB lighting that’s easily synced with an ever-growing portfolio of Aura-capable hardware.

PRIME

ASUS Prime X299-A is the ATX motherboard that's been expertly engineered for professional content creators and power users who work hard by day and play harder by night. This powerful, innovative board puts a friendly face on advanced enthusiast controls, enabling you to maximize performance, cooling and personalization with ease. So, if you live to create, to explore, to enjoy and to push the boundaries, look no further than Prime X299-A.

5-Way Optimization

One-click overclock and cooling, done!

  • One click takes care of all that complex tuning. ASUS 5-Way Optimization makes your PC smart. It dynamically optimizes essential aspects of the system, providing overclocking and cooling profiles that are tailored for your rig.
  • An automated tuning utility that optimizes overclocking and cooling profiles for your unique system configuration.
  • Fans stay whisper-quiet for everyday computing, and deliver optimal airflow when the system is crunching through CPU or GPU-intensive tasks.
  • All-new stress test that allows users to optimize and overclock for CPU or memory-centric workloads.

Cooler by design

Prime X299-A features the most comprehensive cooling controls ever, configurable via Fan Xpert 4 or the UEFI BIOS.

Each header can be set to monitor and react to three user-configurable thermal sensors, for workload based cooling. All easily managed by Fan Xpert 4 or UEFI.

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.

EZ Tuning Wizard

Quickly apply a CPU overclock to improve system performance, or configure a RAID array for faster data retrieval and backups.

My Favorites

Quickly discover tuning options and add preferred tools to the list.

EZ Mode

Intuitive graphical fan control:
Fine-tune individual fans simply by dragging a curve with the mouse.

EZ XMP:
Improve your DRAM performance with a click.

SATA Information:
Displays SATA port details so you can easily recognize drives.

Fast Clock Adjustment:
Use mouse controls to change the time and date.

Advanced Mode

GPU POST:
Provides recommendations for multi-VGA configurations and detailed information for select ASUS graphics cards.

Secure Erase:
Restores your SSDs to factory-fresh condition.

Last Modified Log:
Track last change and save preferred profiles onto a USB drive.

SATA Port Renaming:
Rename SATA ports for easy identification.

Manufacturer Part Number
PRIME X299-A
EAN/UPC
0889349769430,889349769430
Full Product Specifications

Note:

  • The full product specifications below are from the manufacturer and may contain information related to other package quantities that will not apply to the product that you are reviewing. Please confirm the actual content and/or package quantity from the main product specifications page.
  • These specifications may represent the entire product series/model/line to which this product belongs with specific configuration differences between the individual products stated.
  • These specifications may have been copied from the same product in other region/country in which case there might be minor differences in region-specific data such as Input Voltage, Terms of Warranty etc.

  • CPU

    Build in Intel® Socket 2066 Core™ X-Series Processors
    * The Intel® Turbo Boost Max Technology 3.0 support depends on the CPU types
    * Refer to www.asus.com for CPU support list

  • Chipset

    Build in Intel® X299

  • Memory

    Intel® Core™ X-series Processors (6-core above)
    8 x DIMM, Max. 128GB, DDR4 4000(O.C.)/3600(O.C.)/2666/2400/2133 MHz Non-ECC, Un-buffered Memory
    Intel® Core™ X-series Processors (4-core)
    4 x DIMM, Max. 64GB, DDR4 4000(O.C.)/3600(O.C.)/2666/2400/2133 MHz Non-ECC, Un-buffered Memory
    ** Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).
    * Hyper DIMM support is subject to the physical characteristics of individual CPUs. 

  • Multi-GPU Support

    Supports NVIDIA® Quad-GPU SLI™ Technology
    Supports NVIDIA® 3-Way SLI™ Technology
    Supports NVIDIA® 2-Way SLI™ Technology
    Supports AMD Quad-GPU CrossFireX™ Technology
    Supports AMD 3-Way CrossFireX™ Technology

  • Expansion Slots

    44-Lane CPU-
    3 x PCIe 3.0/2.0 x16 (x16, x16/x16, x16/x16/x8)
    2 x PCIe 3.0 x4 (max at x4 mode) *1
    28-Lane CPU-
    3 x PCIe 3.0/2.0 x16 (x16, x16/x8, x16/x8/x1)
    2 x PCIe 3.0 x4 (max at x4 mode) *1
    16-Lane CPU-
    3 x PCIe 3.0/2.0 x16 (x16, x8/x8, x8/x8/x1)
    2 x PCIe 3.0 x4 (max at x4 mode) *1
    1 x PCIe 3.0/2.0 x1 (x1 mode)

  • Storage

    Intel® X299 Chipset :
    1 x M.2 x4 Socket 3, with M key, type 2242/2260/2280 storage devices support (SATA & PCIE 3.0 x 4 mode)
    1 x M.2 x4 Socket 3, with M key, type 2242/2260/2280/22110 storage devices support (PCIE 3.0 x 4 mode)
    8 x SATA 6Gb/s port(s)
    Support Raid 0, 1, 5, 10
    Supports Intel® Smart Response Technology, Intel Rapid Start Technology
    Intel® Optane™ Memory Ready

  • LAN

    Intel® I219V, 1 x Gigabit LAN Controller(s), featuring Turbo LAN
    ASUS Turbo LAN Utility
    ASUS LAN Guard

  • Audio

    Realtek® ALC S1220A 8-Channel High Definition Audio CODEC
    - Impedance sense for front and rear headphone outputs
    - Internal audio Amplifier to enhance the highest quality sound for headphone and speakers
    - Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking
    Audio Feature :
    - DTS Connect
    - DTS Headphone:X
    - Optical S/PDIF out port(s) at back panel
    - Audio Shielding: Ensures precision analog/digital separation and greatly reduced multi-lateral interference
    - 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
    - Unique de-pop circuit: Reduces start-up popping noise to audio outputs
    - EMI protection cover to prevent electrical noise to affect the amplifier quality
    Separate layer for left and right track, ensuring both sound deliver equal quality

  • USB Ports

    ASMedia® USB 3.1 Gen 2 controller :
    1 x USB 3.1 Gen 2 port(s) (1 at mid-board)
    ASMedia® USB 3.1 Gen 2 controller :
    2 x USB 3.1 Gen 2 port(s) (Type-A + USB Type-CTM)
    Intel® X299 Chipset :
    8 x USB 3.1 Gen 1 port(s) (4 at back panel, , 4 at mid-board)
    Intel® X299 Chipset :
    4 x USB 2.0 port(s) (4 at back panel, , 2 at mid-board)

  • Special Features

    OC Design - ASUS PRO Clock Technology

    ASUS Dual Intelligent Processors 5-Way Optimization by Dual Intelligent Processors 5 :
    - 5-Way Optimization tuning key perfectly consolidates TPU, EPU, DIGI+ VRM, Fan Xpert 4, and Turbo Core App
    AURA :
    - Aura RGB Strip Headers
    - Aura Lighting Effects Synchronization with compatible ASUS ROG devices
    ASUS Exclusive Features :
    - USB BIOS Flashback
    - MemOK!
    - AI Suite 3
    - Ai Charger
    - Onboard Button : Power
    - ASUS UEFI BIOS EZ Mode featuring friendly graphics user interface
    - Turbo LAN
    - Crystal Sound 3

    ASUS EZ DIY :
    - ASUS EZ Flash 3
    - ASUS USB BIOS Flashback
    - ASUS UEFI BIOS EZ Mode
    - Multi-language BIOS
    ASUS Q-Design :
    - ASUS Q-Shield
    - ASUS Q-Code
    - ASUS Q-LED (CPU, DRAM, VGA, Boot Device LED, HDD LED)
    - ASUS Q-Slot
    - ASUS Q-DIMM
    - ASUS Q-Connector
    Gaming Aesthetics :
    - 3D printing friendly
    - AURA-RGB Lighting
    M.2 Onboard(The latest transfer technologies with up to 32Gb/s data transfer speeds)

  • Back I/O Ports

    1 x LAN (RJ45) port(s)
    2 x USB 3.1 Gen 2 ()Type-A + USB Type-CTM
    4 x USB 3.1 Gen 1
    2 x USB 2.0 (one port can be switched to USB BIOS Flashback)
    1 x Optical S/PDIF out
    5 x Audio jack(s)
    1 x USB BIOS Flashback Button(s)

  • Internal I/O Ports

    1 x AAFP connector
    2 x Aura RGB Strip Header
    2 x USB 3.1 Gen 1 connector(s) support(s) additional 4 USB 3.1 Gen 1 port(s)
    1 x USB 2.0 connector(s) support(s) additional 2 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 M.2 Socket 3 with M key, type 2242/2260/2280/22110 storage devices support (PCIE 3.0 x 4 mode)
    8 x SATA 6Gb/s connector(s)
    1 x CPU Fan connector(s)
    1 x CPU OPT Fan connector(s)
    2 x Chassis Fan connector(s)
    1 x AIO_PUMP connector
    1 x W_PUMP+ connector
    1 x Thunderbolt header(s)
    1 x 24-pin EATX Power connector(s)
    1 x 8-pin ATX 12V Power connector(s)
    1 x 4-pin ATX 12V Power connector(s)
    1 x System panel(s) (Q-Connector)
    1 x MemOK! button(s)
    1 x Thermal sensor connector(s)
    1 x Power-on button(s)
    1 x Clear CMOS jumper(s)
    1 x USB 3.1 Gen 2 front panel connector
    1 x CPU_OV jumper

  • Accessories

    User's manual
    ASUS Q-Shield
    1 x Vertical M.2 bracket set
    4 x SATA 6Gb/s cable(s)
    1 x M.2 Screw Package
    1 x Supporting DVD
    1 x SLI HB BRIDGE(2-WAY-M)
    1 x Q-Connector

  • BIOS

    128 Mb Flash ROM, UEFI AMI BIOS, PnP, DMI3.0, WfM2.0, SM BIOS 3.0, ACPI 6.0, Multi-language BIOS,
    ASUS EZ Flash 3, CrashFree BIOS 3, F11 EZ Tuning Wizard, F6 Qfan Control, F3 My Favorites, Last Modified log, F12 PrintScreen and ASUS DRAM SPD (Serial Presence Detect) memory information

  • Manageability

    WfM 2.0, DMI 3.0, WOL by PME, PXE

  • Support Disc

    Drivers
    ASUS Utilities
    EZ Update
    Anti-virus software (OEM version)

  • Operating System

    Windows® 10 64-bit

  • Form Factor

    ATX Form Factor
    12 inch x 9.6 inch ( 30.5 cm x 24.4 cm )

  • Note

    1. PCIEX4_1 max. at x1 mode, PCIEX4_2 max. at x4 mode
    2. SATA6G_4/5/6/7 share bandwidth with PCIEX4_2.