AS-Rock MB ASRock X399 Prof.Gaming TR4 ATX DDR4 retail

AQUANTIA® 10Gb/s BASE-T Ethernet
The new 10Gb/s network standard was specially designed to satisfy the user who is seeking immediate performance improvements. Based on AQUANTIA's AQtion™ client controller, it offers blazingly fast 10-gigabit/sec transfer speed over Cat6 cable. The 10Gb/s Ethernet not only fully compatible with 5Gb/s, 2.5Gb/s & Gigabit Lan but also delivers lightning fast transfer speed, perfect for media center, workstation and gaming PC.

11 Power Phase Design
Designed with an 11-Power-Phase Design, this motherboard features sturdy components and completely smooth power delivery to the CPU. Plus, it offers unmatched overclocking capabilities and enhanced performance with the lowest temperature for advanced gamers as well.

Dr. MOS
Dr. MOS is optimized for monitoring current and temperature of each phase, thus delivering smoother and neater power to the CPU with enhanced performance and OC capability.

IR® Digital PWM
The onboard IR® Digital PWM controller delivers the most precise and stable power so that users may achieve optimal performance.

Separated CPU Power Connector Design
Unlike traditional dual CPU power connectors which are located closely together at the same side, ASRock separates them to either side of motherboard in order to create wider trace for CPU VRM. This design brings better power delivery efficiency and lower temperature, thus improving system stability and increasing overclocking potential.

ECC Memory Support
ECC (Error-correcting code) is a method of detecting and correcting single-bit memory errors. It’s mission-critical to minimize errors in data especially for the server business and data centers. This motherboard is capable of supporting DDR4 ECC un-buffered memory modules that delivers server-grade

Supports 4-Way SLI / CrossFireX VGA Cards
This flagship motherboard is able to support 4-Way SLI or 4-Way CrossFireX effortlessly. Not only support gaming graphics card, it is also fully compatible with NVIDIA® Quadro® & AMD FireProTM professional desktop workstation graphics solutions.

Dual Band 802.11ac WiFi
No one has time for weak WiFi signals and sluggish internet! That's why this motherboard comes with a 802.11ac WiFi (2.4G / 5G WiFi) module which supports wireless networks and Bluetooth v4.2.

Dual Intel® LAN
Users are able to connect two LAN cables to this motherboard's rear I/O. Dual LAN with Teaming function enabled on this motherboard allows two single connections to act as one single connection for twice the transmission bandwidth, making data transmission more effective.

Triple Ultra M.2
Triple of the world’s fastest PCIe Gen3 x4 Ultra M.2 slots that deliver up to 32Gb/s transfer speed, it also supports SATA3 6Gb/s M.2 modules.

U.2 Connector
U.2 is for connecting some of the world’s fastest U.2 PCIe Gen3 x4 SSDs.

RGB LED
Build your own colorful lighting system! RGB LED and header allows users to connect LED strip and create their unique PC style easily. The ASRock RGB LED utility can be downloaded directly or from an all-in-one utility ASRock Live Update & APP Shop!

XXL Aluminum Alloy Heatsink
Extra large aluminum alloy heat sinks that effectively take away heat from the MOSFET and chipset so that your whole system may perform more stable.

Premium 60A Power Choke
Compared to traditional chokes, ASRock’s premium 60A power chokes effectively make the saturation current up to three times better, thus providing enhanced and improved Vcore voltage to the motherboard.

Premium Memory Alloy Choke
Specifically designed for memory power delivery, these new alloy chokes feature a highly magnetic and heat resistant design, thus delivering more stable and reliable power to the motherboard and memory modules.

Nichicon 12K Black Caps
Supreme 12K black capacitors with lifespans of at least 12,000 hours. Compared to other counterparts on high-end motherboards that merely have lifespans of around 10,000 hours, ASRock applied Nichicon 12K Black Caps that offer 20% longer lifespans and provide more stability and reliability.

Matte Black PCB
A new mysterious matte black and copper color scheme to match the prestigious components on ASRock's high-end motherboards.

High Density Glass Fabric PCB
High Density Glass Fabric PCB design that reduces the gaps between the PCB layers to protect the motherboard against electrical shorts caused by humidity.

I/O Armor
A new designed protective cover for all of the crucial parts near the motherboard's rear I/O, so that they won't easily be damaged by static electricity.

Gaming Armor
Built to Kill
Allows ASRock to be your most trustworthy ally, providing both hardware and software support.

Power
- Hi-Density Power Connector
- Dr. MOS

Memory
- 15μ Gold Contact

VGA Card
- 15μ Gold Contact

Internet
- AQUANTIA® 10G LAN
- Intel® LAN

Cooling
- XXL Aluminum Alloy Heatsink
- 8 Layer PCB x 2oz Copper
- Heat Pipe Design

Audio
- Creative Sound Blaster™ Cinema 3

BIOS Flashback
Get the most convenient BIOS flashing with just a simple click. Users can easily achieve the latest BIOS support with a USB and power supply, No CPU, RAM or other components required.

8-Layer PCB / Better DDR4 Performance
The 8 Layer PCB comes with 4 sets of 2 ounce copper inner layers, providing stable signal traces and power shapes and delivering lower temperature and higher energy efficiency for overclocking! Thus, it's able to support the latest DDR4 memory modules with most extreme memory performance!

PCI-E STEEL SLOTS
The advanced PCI-E Steel Slots packed with solid cover that prevent any signal interference with graphics cards. It also ensures the heavy graphics cards to be well-installed in the PCI-E slots safely.

Hyper BCLK Engine III
An additional external base clock generator that supports PCIe frequency overclocking. It provides a wider range of frequencies and more precise clock waveforms, allowing any user to get most from their CPU investment with precise, stable overclocking.

Creative Sound Blaster™ Cinema 3
Sound Blaster™ Cinema 3 is the latest software that is designed with SBX Pro Studio to deliver a holistic audio experience. Whether you're gaming or watching a movie, Reality 3D technology lets you enable 5.1/7.1 surround sound for an additional layer of transience to your listening experience even with just a pair of headphones or stereo speakers.

Dual USB 3.1 Gen2 (Type-A + Type-C)
This motherboard has a pair of onboard Type-A and Type-C USB 3.1 Gen2 ports built on the rear i/o for supporting next generation USB 3.1 Gen2 devices and to deliver up to 10 Gbps data transfer rates.

SLI HB Bridge Free Bundled
The free bundled ASRock's new SLI HB Bridge is compatible with the NVIDIA® GeForce GTX 1080 and 1070 graphics cards that doubles the available transfer bandwidth, thus delivering rock stable gameplay and experiencing surround gaming in the best way.

F-Stream
Modify Your Weapon
Key Master
Consists of two major features, Sniper Key and Macro Key. It enhances your mouse and keyboard with customizable macros, sniper modes, key repeat rates and repeat delay.

F-Stream
F-Stream is Fatal1ty's multi purpose software suite with a new interface, more new features and improved utilities.

Fatal1ty Mouse Port
After plugging a USB mouse into the Fatal1ty Mouse Port and running F-Stream, gamers can choose their own preferred mouse polling rate from 125 Hz to 1000 Hz.

Key Master
Consists of two major features, Sniper Key and Macro Key. It enhances your mouse and keyboard with customizable macros, sniper modes, key repeat rates and repeat delay.

Fatal1ty Mouse Port
After plugging a USB mouse into the Fatal1ty Mouse Port and running F-Stream, gamers can choose their own preferred mouse polling rate from 125 Hz to 1000 Hz.