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ASRock X99 Extreme11 Motherboard with graphics and text point out the Premium 60A Power Choke, Quad Channel Memory Slots, Premium Memory Alloy Chocke Nichicon 12K Platinum Caps, CPU Chipset, 4-Way SLI & 4-Way CrossFireX VGA slots, Power Switch with LED, Reset Switch with LED, PCIe Power Connector, Purity Sound 2 audio chip, Ultra M.2 Socket, PCIe Power Connector, Intel Dual LAN and eSATA

ASRock X99 Extreme11 Motherboard

With its insane 18x SATA 3 storage, gigantic quad-channel memory up to 128GB on eight DDR4 slots, 4-Way SLI/4-Way CrossFireX support via five PCIe 3.0 x16 slots and dual state-of-the-art ultra-fast M.2 connectors, the ASRock X99 Extreme11 motherboard delivers all you need to build a performance demon. It's based on the Intel X99 chipset and supports the Intel Core i7 and Xeon 18-Core processor families in an LGA 2011-3 packaging.

Aimed at top users seeking top performance for their powerhouses, the X99 Extreme11 incorporates loads of engineering innovations and performance-enhancing features to meet their requirements. The 12 power-phase design with Digi Power ensures leading stability and overclocking potential by delivering robust, precise power. Count on the ASRock Super Alloy design for unbeatable reliability and stability. Compute with confidence with Full Spike Protection that safeguards sensitive components against voltage abnormalities. Power on/off the HDDs at will in Windows with HDD Saver Technology and enjoy detailed, audiophile-class sound with the Purity Sound solution. The acclaimed ASRock XFast RAM and XFast LAN are also included for a fast, smooth experience in both local operations and on the Internet.

The ASRock X99 Extreme 11 Motherboard standing up, facing to the left
  • 18x SATA3 (8x SAS3 12Gbps + 10x SATA3 6Gbps) from LSI SAS 3008 Controller
  • 4-Way SLI & 4-Way CrossFireX (x16) Supported by Two Embedded PLX 8747 Bridges
  • ASRock Super Alloy
    • XXL Aluminum Alloy Heatsink
    • Premium 60A Power Choke
    • Premium Memory Alloy Choke
    • Ultra Dual-N MOSFET (UDM)
    • Nichicon 12K Platinum Caps
    • Sapphire Black PCB
  • Supports Intel Core i7 and Xeon 22-Core Processors Family for the LGA 2011-3 Socket
  • Digi Power, 12 Power-Phase Design
  • Supports Quad-Channel DDR4 3200+(OC) with a Maximum Capacity Up to 128GB
  • Supports DDR4 UDIMM ECC,* RDIMM Memory (*ECC Is Supported with Intel Xeon Processors)
  • 5x PCIe 3.0 x16 & 2x Embedded PLX PEX 8747
  • 7.1-CH HD Audio with Content Protection (Realtek ALC1150 Audio Codec), Supports Purity Sound 2 & DTS Connect
  • Intel Dual Gigabit LAN with Teaming
  • 10x SATA 3, 8x SAS 3, 2x eSATA, 2x Ultra M.2 (PCIe Gen3 x4 & SATA 3)
  • 8x USB 3.1 Gen 1 (4x Front, 4x Rear), 8x USB 2.0 (4x Front, 4x Rear)
  • 1x COM Port Header
  • Supports ASRock HDD Saver Technology, Full Spike Protection and APP Shop
LSI chipset logo

18x SATA3 (8x SAS 3 12Gbps + 10x SATA 3 6Gbps)

If you're constantly worried about running out of storage space or dealing with sluggish file-transfer speeds, the ASRock X99 Extreme11 motherboard may be the end to your irrational fears. This motherboard is equipped with ten SATA 3 connectors by Intel X99, plus eight additional SAS 3/SATA 3 connectors by an LSI SAS 3008 controller, which sums up to a total of eighteen SATA 3 ports that can reach an unearthly 6.1Gbps transfer speed!

Closeup of the SATA ports on the side of the motherboard. There is also a chart that marks the 6.1Gbps speed
PLX PEX8747 chip chip icon

4-Way SLI & CrossFireX Supported by Two PLX PEX 8747 Bridge Chips

PLX PEX 8747 is a PCIe Gen3 bridge chip that offers solid PCIe 3.0 lanes for PCIe devices and is optimized to support high-performance graphics. Via the two PLX PEX 8747 bridge chips onboard, this motherboard is able to support 4-way SLI or 4-way CrossFireX at PCIe Gen3 x16/x16/x16/x16 mode with four graphics cards.

Closeup of the VGA slots on the motherboard in the background and an image of 4 graphics cards installed in the motherboard at the forefront
Ultra M.2 Icon

Dual Ultra M.2

The two onboard M.2 sockets are a new interface for connecting Next Generation Form Factor (NGFF) SSDs or other devices. ASRock is the first in the world to implement PCIe Gen3 x4 M.2 sockets on their motherboards. The Ultra M.2 interface pushes the speed of M.2 modules up to 32Gb/s, which is 3X faster compared to other M.2 Gen2 x2 solutions that are limited to 10Gbps. Furthermore, this motherboard is capable of powering two M.2 x4 SSD devices simultaneously at 2.8GBps!

Closeup of the Dual Ultra M.2 on the motherboard
Closeup of the motherboard's 12 power phase design

12 Power-Phase Design

Designed with a 12 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 temperatures for advanced gaming as well.

Overhead closeup of the 12 power phase design on the motherboard
Super Alloy Motherboard Stable and Reliable logo
XXL Aluminum Alloy Heatsink Design Icon

XXL Aluminum-Alloy Heatsink Design

The extra-large aluminum-alloy heatsinks take away heat dramatically. As the motherboard's MOSFET and chipset areas are well covered by these heatsinks to protect them from overheating, these MOSFETs and chipsets can perform with lower temperatures so your motherboard and system will be more stable and reliable.

Premium 60A Power Choke Icon

Premium 60A Power Choke

Compared to traditional chokes, ASRock’s new-gen premium power chokes effectively increase up to 3 times better saturation current, providing enhanced and improved Vcore voltage to the motherboard.

Closeup of the motherboard's Saturation Current and Premium 60A Power Chokes
Premium Memory Alloy Choke Icon

Premium Memory Alloy Choke

Specially designed for memory power delivery, the ASRock X99 Extreme11's new-gen alloy chokes feature a highly magnetic and heat-resistant design, thus delivering more stable and reliable power to the motherboard.

Thermal imagine of the hotness that ferrite chokes compared to the coolness that premium memory alloy chokes provide
Ultra Dual-N MOSFET

Ultra Dual-N MOSFET

By combining two silicon dies into one MOSFET, the motherboard's Ultra Dual-N MOSFET provides a larger die area with lower RDS(on) so the power supply for the CPU Vcore is more efficient.

Thermal imaging of how the power pak makes the motherboard while the ultra dual-n MOSFET image is cool
Nichicon 12K Platinum Caps icon

Nichicon 12K Platinum Caps

The ASRock X99 Extreme11 motherboard's supreme 12K platinum capacitors boast 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 platinum caps that offer 20% longer lifespans and provide more stability + reliability.

Tested under industry-standard 105C° ambient temperature.

Closeup of the nichicon 12k platinum caps and text that reads: Durability ASRock Motherboard with Nichicon 12K Platinum caps, 12,000 hours 20% longer
Sapphire Black PCB Icon

Sapphire Black PCB

ASRock does not overlook any details, even those tiny ones. With a pure black PCB, the new Sapphire Black PCB represents rock-solid quality and gives the motherboard a more mysterious touch.

graphic divider ending the above section
ECC & RDIMM Shield Icon

Supports DDR4 ECC/RDIMM Memory Modules

This motherboard is capable of supporting DDR4 ECC and RDIMM (Registered DIMM) memory modules which deliver server-grade performance and durability for high-powered computing systems.

ECC is supported with Intel Xeon processors.

128GB shield icon

128GB Memory Support

Designed to meet a maximum computing-power system, this motherboard adopts the quad-channel 8x DDR4 DIMM slots. Each slot supports up to a 16GB memory module, thus delivering a maximum capacity up to 128GB.

Purity Sound 2 Icon

Purity Sound 2

Purity Sound 2 includes 7.1-CH HD audio with the Realtek ALC1150 audio codec, 115dB SNR DAC with a differential amplifier, TI NE5532 premium headset amplifier, cap-less direct-drive technology, EMI-shielding cover, isolated PCB shielding and DTS Connect. As Nichicon audio capacitors are what every audiophile has been longing for on a PC, ASRock applied these high-quality capacitors for Purity Sound 2.

A large graphic showing the audio technology on the motherboard, including Purity Sound 2 and the nichicon fine gold audio capacitors

This frequency-response chart was tested with 32ohm normal headphones. It indicates how traditional audio solution's frequency responses drop drastically at low frequencies. Compared to traditional audio solutions (2.0dB) at 20Hz low frequency area, Purity Sound 2 still maintains its frequency response (0.4dB) and provides better bass with the TI NE5532 amplifier, improving the bass quality by 20% (1.6dB)!

The frequency response chart showing how Purity Sound 2 has a higher bass response compared to traditional audio solutions
HDD Saver Icon with text that reads: SAVE PRIVACY, SAVE ENERGY and SAVE HDD LIFE

HDD Saver Technology

There's a dedicated 4-pin HDD Saver connector placed near the motherboard's SATA ports. By connecting it to the HDDs, you can shut down or turn on your HDDs via software when needed. HDD Saver technology secures more privacy, saves more energy and extends HDD life.

HDD Saver Software turning select drives on and off

Use the Hotkey [Ctrl + Alt + S] to run HDD Saver under your OS.

Full Spike Protection Banner showing Surge Protection, Lightning Protection and ESD Protection Icons

Some sensitive digital components on the motherboard are vulnerable to power surges, the excessive current may cause your system to malfunction immediately. ASRock Full Spike Protection includes various technologies to prevent your motherboard’s components from being damaged by these unexpected voltage spikes.

Surge Protection

Protects the motherboard from excessive surges from the power supply unit.

Surge protection shield, the tech on the motherboard, two graphs (one showing protection form power surges and the other showing unprotected)

Lightning Protection

The onboard LAN chip is protected against sudden and violent voltage spikes caused by lightning.

Lightning protection icon and a graph showing how anti lightning LAN IC has 5 times more protection than traditional LAN ICs

ESD Protection

USB: Added ICs (integrated circuits) protect onboard USB ports from electrostatic discharges.

LAN: Prevents onboard LAN from being damaged by electrostatic discharges.

MOSFETs: MOSFETs in critical areas use a special design for protecting them from electrostatic discharge during the installation process.

ESD shield icon ad graphs showing how the MOSFETS work and well how ESD protection provide 10 times more static electricity protection compared to motherboards without it
Digi Power VRM Design Graphic

Digi Power

Unlike traditional motherboards that use analog power, this motherboard uses a next-generation digital PWM (Pulse-Width Modulation) design, which provides CPU Vcore voltage more efficiently and smoothly, so that the stability and lifespan of the motherboard is greatly enhanced. Simply put, it's more precise and more efficient.

Dual Gigabit LAN ports

Intel Dual Gigabit LAN

Users are able to connect two LAN cables to this motherboard's rear I/O. Dual LAN with a 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.

X-FAN Shield Icon

X-FAN

ASRock X99 Extreme11 motherboards offer greater airflow and faster heat dissipation! ASRock X-FAN allows the motherboard to breathe smoothly. It will be automatically activated only when the system rises to a certain temperature under heavy-loading. Normally, ASRock X-FAN will remain deactivated to give users the quietest computing experience.

A-Tuning Shield Icon

A-Tuning

A-Tuning is ASRock's multi purpose software suite with a new interface, more new features and improved utilities, including XFast RAM and a whole lot more.

USB Key Monitor Icon

USB Key

In a world where time is money, why waste precious time everyday typing usernames to log in to Windows? Why should we even bother memorizing those foot-long passwords? Nobody has time for that! Just plug in the USB Key and let your computer log in to Windows automatically!

Restart to UEFI Monitor Icon

Restart to UEFI

Fast Boot is so fast that it's impossible for users to enter the UEFI setup utility during POST. Therefore, ASRock Restart to UEFI technology allows users to easily enter the UEFI setup utility automatically when turning on the PC next time. It's designed for those who constantly need to enter the UEFI setup utility.

ASRock Online Management Guard Shield protecting a football monitor icon

ASRock OMG (Online Management Guard)

Limit and control your children's time spent on the internet. ASRock OMG (Online Management Guard) technology allows you to establish an internet curfew or restrict internet access at specified times. Administrators are able to schedule the starting and ending hours of internet access granted to other users.

UEFI tech Service, with a mail-letter icon in monitor

UEFI Tech Service

Contact ASRock Tech Service by sending a support request from the UEFI setup utility if you are having trouble with your personal computer. Users may try to choose the category of the issue they have encountered, describe the problem in detail, and then attach an optional picture or log file for our technical support team.

Dehumidifier in a monitor icon

Dehumidifier

Dampness kills most electronics, so it's a better idea to keep your personal computer dry. Now, users may prevent motherboard damage due to dampness by enabling Dehumidifier. When it's enabled, the computer will power on automatically to dehumidify the system after entering a S4/S5 state.

Easy Driver Installer Icon in a Monitor

Easy Driver Installer

For users that don’t have an optical disk drive to install the drivers from our support CD, Easy Driver Installer is a handy tool in the UEFI that installs the LAN driver to your system via a USB storage device. It then downloads and installs the other required drivers automatically through the internet. Completely no CD or optical disk drive required!

ASRock App Shop Icon in a Shield

ASRock APP Shop

The ASRock APP Shop is designed for your convenience. We provide various apps and support software for users to download. You can easily optimize your system and keep your motherboard up to date with ASRock APP Shop.