Overview
Rule-breaking Z170 motherboard with best overclocking and gaming innovations, plus SupremeFX Hi-Fi and 10G Express!
LGA1151 socket for 6th-gen Intel Core desktop processors.
Dual DDR4 3866 (OC) support
Bundled gaming gear SupremeFX Hi-Fi & 10G Express
Best gaming performance 5-Way Optimization with Auto-Tuning, Pro Clock, second-generation T-Topology and Extreme Engine Digi+.
Best gaming audio Reinvented SupremeFX 2015 with intuitive Sonic Studio II.
Best gaming networking Best-in-class Intel Gigabit Ethernet and LANGuard.
Best gaming connectivity 3x3 802.11ac Wi-Fi , NVMe U.2, M.2, SATA Express and USB 3.1 Type-A and Type-C for extreme-speed transfers and total compatibility.
Best gaming protection Carefully-selected premium components for maximum durability.
ROG gives you more More gaming-focused utilities, all free!
ROG MAXIMUS VIII EXTREME/ASSEMBLY
Bundled Gaming Gear
GAMING AUDIO UPSCALED FOR FLAWLESS PERFECTION
SUPREMEFX HI-FI USB DAC/AMPLIFIER
ROG knows sound matters to gamers and streamers, and that's why we include a front-panel headphone amp that delivers sound exactly how the studio intended – pure, unadulterated audio straight to your ears. The ESS® ES9018K2M digital-to-analog converter (DAC), dual Texas Instruments LM4562 op-amps and TPA6120A2 headphone amp work in harmony to faithfully reproduce every detail without distortion or jitter, so you enjoy audiophile-grade 32-bit/386kHz, and output of over 6VRMS to your favorite 600ohm headphones. SupremeFX Hi-Fi has a Cirrus Logic analog-to-digital convertor (ADC) for exceptional recording quality and, when you crave excitement over accuracy, fire up ROG's Sonic Studio suite to apply endless audio enhancements!

1. ESS 9018K2M SABRE DAC:
The digital-to-analog converter with a high signal-to-noise ratio (SNR) and a digital volume control for the purest analog output.
2. PREMIUM NICHICON & WIMA CAPACITORS
The best components were chosen for every component in the analog stage to minimize distortion.
3. LM4562 OUTPUT STAGE:
2 x LM4562 op-amps (one per channel) provide a clean stable volume boost and better channel separation.
4. TPA6120 OUTPUT STAGE:
The TPA6120 headphone amp provides the final boost in volume allowing the amp to unlock the true potential of any headphones.
5. SONIC SENSEAMP:
Automatically detects and optimizes outputs for different headphone impedance (32-600 ohms).
6. HIGH-PRECISION CLOCK SOURCE:
High-accuracy timing technology ensures ultra-low jitter by preventing fluctuating temperatures.
7. DE-POP RELAY:
Dedicated relay eliminates the popping sound when the system is powered on or off, or devices are attached or removed.

TURN UP TO 10G!

ROG 10G EXPRESS
ULTRA-FAST TRANSFER SPEEDS:
With PCI Express 2.0 x2 performance, you'll experience up to 10Gbit/s Ethernet speeds up to 10X faster than other motherboards.
EXTENSIVE COMPATIBILITY:
10G Express runs at five different speed 10Gbit/s, 5Gbit/s, 2.5Gbit/s, 1Gbit/s and 100Mbit/s.
UPGRADE WITH NO EXTRA COST:
10G Express runs up to 5Gbit/s on existing CAT5e cabling, so no need to spend money on replacements.
FUTURE SPECIFICATION GUARANTEED:
10G Express is compliant with the NBASE-T Alliance* draft specification for 2.5Gbit/s and 5Gbit/s.
* The NBASE-T Alliance includes many major network-infrastructure providers, including Cisco, Aquantia, Freescale, Intel, Qualcomm, Marvell and Xilinx, and exists to agree new 2.5Gbit/s and 5Gbit/s Ethernet standards. 10G Express is fully compliant to NBASE-T's draft specifications for future compatibility.
BEST GAMING PERFORMANCE
Greater performance means smoother gameplay and that means more chance to win. With the best overclocking (OC) design, UEFI BIOS and intuitive OC gadget and utility, you'll enjoy unmatched performance coupled with an exclusive cooling design ensures your system never breaks a sweat.
ONE CLICK OVERCLOCK AND COOLING, DONE!
GET PERFORMANCE, EFFICIENCY, DIGITAL POWER, FAN CONTROL AND EVEN NETWORKING AND AUDIO TUNING TAILORED FOR YOU AND THE WAY YOU PLAY!
You don't need to be an expert to max out gaming performance on your Maximus VIII Extreme/Assembly build's gaming performance because 5-Way Optimization sorts all the complex settings with a click, for instant, highly-controllable performance boosts! Our exclusive technology dynamically optimizes essential aspects of your system based on real-time use, so you get superb CPU performance, everyday energy savings, ultra-stable digital power, cool and quiet fans and even networking and audio settings that are tailored for the apps that you are using. In short, 5-Way Optimization ensures that your PC is perfect for gaming, entertainment, productivity or just about anything else!

Games run swiftly and smoothly with high performance, prioritized bandwidth and vivid sound.
Fans stay whisper-quiet for everyday computing, and ensure extreme cooling efficiency when gaming.
Stutter is eliminated for smooth-running apps, even under heavy loading.
Energy waste is reduced so you'll save money.
Instant CPU performance boost
Crank up your PC's gaming grunt instantly with the ASUS AI Suite 3 utility! The TurboV Processing Unit (TPU) offers precise voltage control and advanced monitoring for the CPU and the graphics card, enabling great freedom to adjust CPU frequencies and ratios for optimized performance and to exploit the potential out of your graphics card*.
*Please see the graphics card QVL

All-round energy efficiency
With the Energy Processing Unit (EPU) you'll enjoy real-time, system-wide power savings for gaming kicks that won't cost the earth! EPU automatically detects and adjusts power consumption according to your rig's needs, so you save money without compromising the thrills. EPU will also reduce CPU wattage to a set level and deliver even more savings with Away Mode, creating an extreme energy-saving scenario that shuts down unused extra I/O controllers and reduces the graphics cards' power level. So, full power for your gameplay and then total energy efficiency when you step away!

Advanced Fan Controls
Cooler by design
Play quieter and cooler with advanced fan and water-pump controls for the ultimate in undisturbed gaming. With onboard thermal sensors and hardware-level 4-pin/3-pin PWM/DC mode detection, Fan Xpert 3 makes sure every fan achieves the best balance of high cooling performance and low noise, so you enjoy all the performance you demand with none of the racket!

Auto-Tuning Mode: Scans fan parameters, and all fans with a single click.
Extreme Quite Mode: Reduces CPU fan speed to below the default minimum, for extra-quiet operation and power savings during light loads.
RPM Fixed Mode: Lowers noise levels to near-0dB silence, allowing to you fix the fan speed.

Precise Digital Power Control
To go faster than fast you need ultra-accurate power control soMaximus VIII Extreme/Assembly motherboards are kitted out with ASUS Digi+ Power Control for maxed-out overclocking potential, enhanced system stability and superb power efficiency. Digi+ Power Control is the industry's leading digital power controller and it's fully compliant with Intel's IMVP8 specifications, for smoother, safer power.

Game faster, rank high
Accelerate your favorite apps and games with automated ease!
ASUS-exclusive Turbo App's intuitive tuning panel boosts multiple hardware components to maximize gaming exhilaration, overclocking your CPU, tuning your fans, prioritizing network data and optimizing audio settings all with automated ease. And now Turbo App is even more powerful than before, giving you the ability to connect to profiles previously set in Sonic Studio II and KeyBot II, so setup couldn't be simpler!

OC Design
ASUS PRO Technology
Thought you'd taken overclocking as far as it could go? Meet ASUS Pro Clock, a dedicated base-clock (BCLK) generator designed for 6th-generation Intel® processors that ramps BCLK frequencies up to 400MHz or even beyond*. This custom solution works in tandem with the ASUS TurboV Processing Unit (TPU) to enhance voltage and base-clock overclocking control — providing an exciting new way to boost performance to extremes!
Advantages of ASUS Pro Clock
Reduced boot times
Lower jitter under extreme conditions for higher overclocks
Increased stability under heavy overclocking
* BCLK-overclocking range varies according to CPU capabilities, cooling, motherboard support and tuning options. Ranges up to 650MHz are possible under select conditions

DDR4 Overcloking Strength in Numbers
Second-generation ASUS T-Topology pushes DDR4 memory overclocking to over 3866MHz with all memory slots populated and that means the best-ever gaming performance from your Maximus VIII Extreme/Assembly rig! Featuring a customized trace layout for reduced crosstalk and coupling noise, second-generation T-Topology ensures time-aligned signal transfer for improved memory stability and compatibility.

Media-Acclaimed UEFI Bios

EZ Flash 3
Flash the latest BIOS via the internet, and from within the BIOS.

SMART
Check up your storages devices' Self-Monitoring, Analysis, and Reporting Technology (SMART) logs to gauge reliability, and even determine if they're about to fail.

EZ Tuning Wizard OC and RAID
Select your hardware and apply different scenarios to tune system performance, or streamline your RAID configuration for faster data retrieval and backups!

My Favorites
Quickly find tuning options and add preferred tools to the list.
EZ mode
Advanced Mode
Intuitive graphical fan control
GPU POST
Intuitive graphical fan control
Automatically detect selected ASUS graphics cards to view detailed information
EZ XMP
Secure Erase
Improve your DRAM performance with a click
Restore your SSDs to factory-fresh condition
SATA Information
Last Modified Log
View SATA port details for easy device recognition
Track last change and save preferred profiles onto a USB drive.
Fast Clock Adjustment
SATA Port Renaming
Use mouse controls to change the time and date
Rename SATA ports for easy identification
USB UEFI BIOS Flashback
Refresh your BIOS in a flash, even when the system is off

The Finest Power, Digitally Controlled
ROG's revered digital-power controller now delivers even-finer power, with dual PWM controllers, Infineon OptiMOS™ MOSFETs, MicroFine alloy chokes, and 10K black-metallic capacitors — ensuring Extreme Engine Digi+ always delivers the precise and smoothest core voltages!

Speed your game loads
ROG's uniquely-intelligent technology effectively caches an entire storage device so that favorite games and apps launch at breakneck speeds, getting to work the moment it's activated. RAMCache turns milliseconds into microseconds to boost game-load times to stratospheric levels, and minimizes risk of data loss!

Best Gaming Audio
You'd never win with your eyes closed, so open your ears up to the best audio for the battlefield! ROG's awesome audio expertise is the result of extensive R&D, and SupremeFX is the crystal-clear result onboard sound as superior as your gaming rep!
Champion Level Audio From SupremeFX 2015
Maximus VIII Extreme/Assembly's onboard audio isn't just good it's as good as you can get! You benefit from the best gaming-audio inputs and outputs, with special shielded designs, and a collection of carefully selected professional-grade audio components, including an ESS ES9023P digital-to-analog converter (DAC) with Hyperstream technology, ultra-low-jitter clock, Nichicon capacitors, 2VRMS headphone amp, and Sonic SenseAmp that automatically detects and optimizes any headset (32-600ohms) for purest sound quality. SupremeFX 2015 also features intuitive Sonic Studio II, so you'll apply and enjoy different audio effects for perfect entertainment plus Perfect Voice noise-cancellation technology for team conversations with total clarity!
Intuitive Audio-Tuning Suite Sonic Studio II

Casting Enhancer
Casting Enhancer improves both streaming and recording audio quality, reducing noise artifacts and stabilizing overall voice volume. It also improves all the rich details and boost bass effect of in-game sounds and music playback.

Perfect Voice
Perfect Voice reduces noise during in-game chat so every teammate is heard, and no command is missed.

Sonic Studio
One-click virtual-surround function emulates 7.1 channels, even through a stereo (2.0-channel) headset. It offers five more superb audio controls, including Reverb, Bass Boost, Equalizer, Voice Clarity and Smart EQ ensuring that everything you hear sounds just amazing.
Best Gaming Networking
Lag means lost frags, so Maximus VIII Extreme/Assembly motherboards deliver the sucker punch of superior hardware and software letting you focus on the game, while your ROG rig lands lag a knock-out blow!
More Throughput And Less Processing Equals Fatser Online Play

ROG features the very latest Intel® Ethernet (I219-V) for faster, smoother gaming — always. Intel's LAN has the serious double advantage of reducing CPU overhead and offering exceptionally high TCP and UDP throughput, so there's more power for your game and your gameplay.
Pumped-Up Throughput Best Surge Protection

LANGuard means safer, more reliable connections for your battles! Advanced signal-coupling technology and premium surface-mounting processes join forces to protect your Maximus VIII Extreme/Assembly motherboard's connection and deliver pumped-up throughput, plus electrostatically-guarded and surge-protected components (ESD Guards) for 1.9X-greater tolerance to static electricity and 2.5X-greater protection (up to 15KV) against surges!
Best Gaming Connectivity
Maximus VIII Extreme/Assembly accelerates every connection, with the fastest 802.11 ac MU-MIMO Wi-Fi, the latest reversible USB 3.1 Type-C and the newest U.2 socket for lighting speed NVM Express devices kicking every game into top gear.
FASTEST ONBOARD WI-FI UP TO 1300Mbit/s

* 3x3 dual band 2.4/5GHz antennas included. 802.11ac
* Wi-Fi up to 1300Mbit/s
** transfer speed.
*Wi-Fi Hotspot use up to 802.11 a/b/g/n. Windows 10 does not currently support Wi-Fi hotspot functionality.
**Actual speed may vary due to networking conditions.
JOIN THE NVMe REVOLUTION WITH BUILT-IN U.2 CONNECTOR

Unlock the full potential of your storage with NVM Express (NVMe), the revolutionary specification that lets your SSDs scream at top speed. Just attach your drive to the built-in U.2 connector with plug-and-play ease to experience data-transfer speeds of up to 32Gbit/s and free up a PCIe slot for another expansion card!

SPEED UP WITH ONBOARD M.2 UP TO 32Gbit/s
With x4 PCI Express 3.0/2.0 bandwidth, M.2 supports up to 32Gbit/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.

ULTIMATE-SPEED 10Gbit/s WITH 4 USB 3.1 ONBOARD
With three USB 3.1 Type-A ports, and one reversible USB 3.1 Type-C, you'll experience data-transfer speeds of up to 10Gbit/s or twice as fast USB 3.0. USB 3.1 is completely backward-compatible with your existing USB devices, and you'll be all set for USB 3.1's breakneck speeds. And ASUS-exclusive USB 3.1 Boost technology automatically accelerates USB 3.1 performance even further!

FAST STORAGE SPEED WITH SATA EXPRESS
Current SSDs devour up to 550MB/s bandwidth, which is close to saturation point for SATA 6Gbit/s connections. Backwardly compatible with up to two SATA drives, SATA Express is the next-generation connectivity standard and ensures that you and your system won't get left behind.

Best Gaming Protection
As a gamer you demand stability and durability, so ROG integrates long-lasting, premium components, plus exclusive smart DIY designs across the board ensuring the best gaming experiences.

Stainless Steel Back I/O
3x longer lifespan than ordinary panels

ESD Guards
2x greater electrostatic protection than standard. ESD Guards cover the PS2, USB, audio and LAN ports

Backplates
2 backplates to provide additional cooling, protection and reinforcement

TrueVolt USB
2 dedicated USB power supplies rock-steady 5V to all USB ports, minimizing power fluctuations for minimal data loss

CPU Installation Tool
1 layer protection from socket-pin damage

Q-Connector
1 piece sorts all front-panel cables

Q-Slot
1 clip to swap or secure your graphics card

Q-DIMM
1 sided clips for super-simple, super-secure handling of memory modules

DRAM Over-current Protection
1 additional resettable fuse protects connection ports and DRAM against overcurrent and short-circuit damage

Black nickel-coated Q-Shield
0 pain!
Protect your hands from nicks and cuts
Brighten Up YOur Build
Customize your own favorite LED effect to cast a stunning multi-color glow across your build, change shades to indicate CPU temperature, or pulsate in time to the beat of your favorite tunes.
Stay In The Game
Overwolf
The clever unobtrusive overlay that keeps you in the game, so you can browse, email, IM, stream or record while you play, and all dressed up in color-matched ROG skins to show you're part of an elite pack quickly to be available downloaded fromon Overwolf's app store!

THE FREE KEYBOARD UPGRADE - UPGRADED!
KEYBOT II
Free keyboard upgrade from an exclusive microprocessor and intuitive user interface. Record macros directly from the keyboard, switch profiles in moments, enable special functions with hotkey from F1-F10, start and even boost your PC from shutdown (S5 mode)!


WHAT'S IN THE BOX!

ROG cable stickers
12 labels for your cables

ROG fan stickers
3 badges of honor for your fans

SATA cable
8 cables for greater storage

Door Hanger
0 disturbance while gaming
AND MORE.......!
Al Suite 3
One-stop control panel
ROG Theme CPU-Z
Shows your important system information with pride
Mem TwekIT
Dynamic timing monitoring, DRAM efficiency gauge
RAMDisk
Boost your favorite applications up to 20X faster than SSD with the junction function.
Sonic Radar II
A stealthy overlay that maps battlefield sounds so you can locate opponents and teammates at a glance.
Kaspersky® Anti-Virus (1 year)
The best protection from viruses and spyware
DAEMON Tools Pro Standard (1 year)
The leading tool for optical and virtual discs