Questions? Feedback? powered by Olark live chat software
Live Search
  Search in Socket TR4 - AMD X399 only
Prices switch to exc. VAT VAT

ASUS PRIME X399 A - Threadripper DDR4 E-ATX Motherboard

Stock may vary from item pictured. Retail pictures do not guarantee retail products.
Gallery(4 Images) - Click on picture to enlarge


ASUS PRIME X399-A, AMD X399, S TR4, DDR4, SATA3, U.2, Dual M.2, 3-Way SLi/CrossFire, Intel GbE, USB 3.1 Gen2 A+C, E-ATX

This item is currently discontinued and at present, we have no replacement on order.
 Web Only Product 
Quickcode: 68290  
Stock code: MBD-PRIME-X399-A
Manuf. code: 90MB0V80-M0EAY0
Cust. Rating:   Be the first to write a review.
Remind me by Mail - Your email address:


ASUS Prime X399 A - Threadripper motherboard

ASUS Prime X399-A is the EATX 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 maximise performance, cooling and personalisation with ease. So, if you live to create, explore, and to push the boundaries, look no further than the Prime X399-A.

Aura Sync: Outshine Your Competition
A well-tuned enthusiast system deserves a matching aesthetic. ASUS Aura offers full RGB lighting control with a variety of functional presets for the built-in RGB LEDs as well as strips connected to the on-board RGB header.* And it can all be synced with an ever-growing portfolio of Aura-capable ASUS hardware.

Lighting Effects:-
- Static.
- Breathing.
- Strobing.
- Rainbow.
- Colour Cycle.
- Comet.
- Flash & Dash.
- Wave.
- Glowing Yo Yo.
- Starry Night.
- Music Effect.
- CPU Temperature.


- Ready for Ryzen™: Latest AMD socketTR4 for Threadripper™ processors.
- 5-Way Optimisation: One-click, system-wide tuning, delivering optimised 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.
- Next-Gen Connectivity: On-board U.2, M.2 and front-panel USB 3.1 Gen 2 connector.
- M.2 Heatsink: Ultra-efficient heatsink reduces M.2 SSD temperatures by up to 20°C for unthrottled transfer speeds and enhanced reliability.


- Form Factor E-ATX
- CPU Socket TR4
- Chipset AMD X399
- Memory Type DDR4
- Memory Channel Quad (4)
- Memory Speed (Mhz) DDR4 - 2133, DDR4 - 2400, DDR4 - 2666, DDR4 - 2800(OC), DDR4 - 3000(OC), DDR4 - 3200(OC), DDR4 - 3333(OC), DDR4 - 3466(OC), DDR4 - 3600(OC)
- Max. Memory Capacity 128GB (8x16GB)
- Audio Realtek ALC S1220A 7.1 HD Audio + Crystal Sound 3
- Primary GPU Interface PCIe 3.0 (x16)
- SLI Support 3-Way SLi
- Crossfire Support 3-Way CrossFire
- Expansion Slots 1 x M.2, 2242/2260/2280, PCIe 3.0/SATA
, 1 x M.2, 2242/2260/2280/22110, PCIe 3.0/SATA
, 1 x PCIe 2.0 x1
, 1 x PCIe 2.0 x4
, 2 x PCIe 3.0 x16
, 2 x PCIe 3.0 x16 (x8 Bandwidth)
- SATA Support SATA3 / M.2
- RAID Support via SATA
- Internal I/O 1 x 24-pin (Power), 1 x 3-pin Cover Fan (COV_FAN) Connector, 1 x 4-pin (Power), 1 x 4-pin AIO_PUMP Connector, 1 x 4-pin CPU Fan Connector, 1 x 4-pin CPU OPT Fan Connector, 3 x 4-pin System Fan Connector, 1 x 4-pin W_PUMP+ Connector, 1 x 5-pin EXT_FAN(Extension Fan) connector, 1 x 8-pin (Power), 1 x Clear CMOS Button, 1 x Front Panel Audio Header, 1 x M.2_FAN Connector, 1 x Power button, 1 x Q_Code, 2 x RGB Header, 6 x SATA III - 6Gb/s, 1 x System panel connector, 1 x Thermal sensor connector 1 x U.2 Connector, 2 x USB 2.0 Header, 2 x USB 3.1 Gen1 Header, 1 x USB 3.1 Gen2 Header
- Network Interface Type Wired Gigabit LAN (10/100/1000)
- Network Chip/Modules 1 x Intel® I211AT (Gigabit LAN)
- Rear I/O Connectors 2 x Audio I/O, 1 x Line In, 1 x Line Out, 1 x Mic-In, 1 x RJ-45, 1 x SPDIF Out (O

Warranty Information:

Manufacturer asus
Warranty Type Direct with Manufacturer
Manufacturer Website
Manufacturer Phone 01442 265548
Warranty Period (yrs)2
Number of PCI-E Slots - x160
RAM Slots8
Maximum RAM128
CPU SocketTR4
Form FactorE-ATX
SATA II Ports0
USB 3.0 Ports6
USB 2.0 Ports0
M2 PCIE StorageThe product has this feature
SLIThe product has this feature
CrossFireXThe product has this feature

Comments, Questions & Reviews:

Latest...CommentsQuestionsReviewsWrite new...
Be the first to write a Comment, Question or Review. Simply click on »Write new...«