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    ASRock X299 Killer SLI/ac LGA 2066 Intel X299 USB 3.1 ATX Intel Motherboard

    Used - Like New Product Type
    Comes with I/O shield and SATA cable, no other accessories.
    • X299 Killer SLI/ac
    • X299 Taichi
    • Intel X299
    • Core X series (LGA2066)
    • DDR4 4400+(OC) / 4266(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3200(OC) / 2933(OC) / 2800(OC) / 2666 / 2400/ 2133
    🔥Don't forget your OS, we have Windows 11 OEM, Download and USB versions available
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    Overview
    Specs
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    Any questions? Our AI beta will help you find out quickly.

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    X299 Killer SLI/ac

    The ASRock X299 Killer SLI/ac is built with the finest components and provides industry-leading features, offering you more than enough for an exceptional experience in every aspect.

    • ASRock Super Alloy
    • Support for Intel Core X-Series Processor Family for the LGA 2066 Socket
    • 11 Power Phase design, Digi Power
    • Support for DDR4 4400+(OC)
    • 4 PCIe 3.0 x16, 1 PCIe 3.0 x1, 1 M.2 (Key E)
    • NVIDIA 3-Way SLI, AMD 3-Way CrossFireX
    • 7.1 CH HD Audio (Realtek ALC1220 Audio Codec)
    • Support for Purity Sound 4 & DTS Connect
    • 8 SATA3, 3 Ultra M.2 (PCIe Gen3 x4 & SATA3)
    • 2 USB 3.1 Gen2 10Gbps (1 Type-A + 1 Type-C), 6 USB 3.1 Gen1 (2 Front, 4 Rear)
    • Intel Gigabit LAN
    • Intel 802.11ac WiFi
    • ASRock RGB LED
    • Hyper BCLK Engine III
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    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.

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    Dr. MOS

    Dr. MOS design features the latest SPS (Smart Power Stage) technology. It’s optimized for monitoring current and temperature of each phase, thus delivering smoother and neater power to the CPU with enhanced performance and OC capability.

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    VROC

    Virtual RAID On CPU (VROC) is the latest technology that allows you to build RAID with PCIe Lanes coming from the CPU. With VROC, users can set up RAID 0 to speed up the system with ease, not only that, an optional Upgrade Module is also available to open up more RAID options such as 1, 5 and 10.

    *Only Intel SSDs can support VROC

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    Dual USB 3.1 Gen2 (Type-A + Type-C)

    The newer and more power efficient ASM3142 USB 3.1 Gen2 controller not only delivers up to 10Gbps data transfer rates but also supports "Multiple Ins" architecture. It is able to maintain fast and stable speed while transferring data from two USB storage devices at the same time without bogging down by their speed difference.

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    Dual Band 802.11ac WiFi

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

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    Intel LAN

    Intel LAN provides the best throughput performance, lower CPU utilization, enhanced stability, and is able to deliver ultimate network experience to users!

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    Hyper BCLK Engine III

    Hyper BCLK Engine II is 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.

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    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!

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    PCI-E STEEL SLOTS

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

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    Intel Optane Memory Ready

    The motherboard supports Intel Optane memory technology and Intel Optane storage technology that redefines a new standard of high performance and responsiveness.

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    Triple Ultra M.2

    Triple of the world’s fastest PCIe Gen3 x4 Ultra M.2 slots deliver up to 32Gbps transfer speed. The motherboard also supports SATA3 6Gbps M.2 modules.

    *Performance result may vary with a different configuration.

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    XXL Aluminum Alloy Heatsink

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

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    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.

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    Dr. MOS

    Dr. MOS design features the latest SPS (Smart Power Stage) technology. It’s optimized for monitoring current and temperature of each phase, thus delivering smoother and neater power to the CPU with enhanced performance and OC capability.

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    Nichicon 12K Black Caps

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

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    I/O Armor

    I/O Armor is a newly designed protective cover for all of the crucial parts near the motherboard's rear I/O. With it, they won't easily be damaged by static electricity.

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    Matte Black PCB

    A new mysterious matte black and copper color scheme matches the prestigious components on the ASRock's high-end motherboards.

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    High Density Glass Fabric PCB

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

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    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.

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    Water Pump Header

    This is not only a standard CPU fan header, but also supports water pumps! This header provides a maximum of 1.5A power for supporting the most popular water pumps. User also can adjust the voltage of water pump to get higher cooling performance with lower noise.

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    A-Tuning

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

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    Live Update & APP Shop

    ASRock Live Update & APP Shop is designed for your convenience. Various apps and support software are provided for users to download. You can also easily optimize your system and keep your motherboard up to date with ASRock Live Update & APP Shop.

    Note:

    • The specification is subject to change without notice in advance. The brand and product names are trademarks of their respective companies. Any configuration other than original product specification is not guaranteed.
    • The above user interface picture is a sample for reference. The actual user interface may vary with the updated software version.

    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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