• Unique Feature
  ASRock USB 3.1 Gen2
  - ASRock USB 3.1 Gen2 Type-A Port (10 Gb/s)
  - ASRock USB 3.1 Gen2 Type-C Port (10 Gb/s)
  ASRock Super Alloy
  - XXL Aluminum Alloy Heatsink
  - Premium 65A Power Choke
  - Dr. MOS
  - Nichicon 12K Black Caps (100% Japan made high quality conductive polymer capacitors)
  - Matte Black PCB
  - High Density Glass Fabric PCB
  ASRock 802.11ac WiFi
  ASRock Steel Slots
  ASRock Ultra M.2 (PCIe Gen3 x4 & SATA3)
  ASRock Ultra USB Power
  ASRock Full Spike Protection (for all USB, Audio, LAN Ports)
  ASRock Live Update & APP Shop
• CPU
  - Supports Intel^® Core™ X-Series Processor Family for the LGA 2066 Socket
  - Digi Power design
  - 13 Power Phase design
  - Supports Intel^® Turbo Boost Max Technology 3.0*
  - Supports ASRock Hyper BCLK Engine III
  
  

  *Please note that the 4-Core processors only support Intel^® Turbo Boost Technology 2.0.
• Chipset
  - Intel^® X299
• Memory
  - Quad Channel DDR4 Memory Technology
  - 8 x DDR4 DIMM Slots
  - Supports 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 non-ECC, un-buffered memory*
  - Supports non-ECC RDIMM (Registered DIMM)**
  - Max. capacity of system memory: 256GB***
  - Supports Intel^® Extreme Memory Profile (XMP) 2.0
  - 15μ Gold Contact in DIMM Slots
  
  

  *Intel^® X299 does not support 1Rx16 memory modules.
  The maximum memory frequency supported may vary by processor type.
  
  **Due to Intel^® microcode updates, RDIMM is not supported with BIOS version 1.40 or above.
  
  ***Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows^® 32-bit OS. For Windows^® 64-bit OS with 64-bit CPU, there is no such limitation.
• BIOS
  - 2 x 128Mb AMI UEFI Legal BIOS with multilingual GUI support (1 x Main BIOS and 1 x Backup BIOS)
  - Supports Secure Backup UEFI Technology
  - ACPI 6.1 Compliant wake up events
  - SMBIOS 3.0 Support
  - CPU, DRAM, VPPM, VTTM, PCH 1.0V, VCCMPHY, VCCIO, VCCST, VCCSA, VCCSFR, VCCPLL, CLK VDD Voltage Multi-adjustment
• Graphics
  - n/a
• Audio
  - 7.1 CH HD Audio with Content Protection (Realtek ALC1220 Audio Codec)
  - Premium Blu-ray Audio support
  - Supports Surge Protection
  - Supports Purity Sound™ 4
  - Nichicon Fine Gold Series Audio Caps
  - 120dB SNR DAC with Differential Amplifier
  - NE5532 Premium Headset Amplifier for Front Panel Audio Connector (Supports up to 600 Ohm headsets)
  - Pure Power-In
  - Direct Drive Technology
  - PCB isolate shielding
  - Impedance Sensing on Rear Out port
  - Individual PCB Layers for R/L Audio Channel
  - Gold Audio Jacks
  - 15μ Gold Audio Connector
  - Supports DTS Connect
• LAN
  - Gigabit LAN 10/100/1000 Mb/s
  - 1 x Giga PHY Intel^® I219V, 1 x GigaLAN Intel^® I211AT
  - Supports Wake-On-LAN
  - Supports Lightning/ESD Protection
  - Supports Dual LAN with Teaming*
  - Supports Energy Efficient Ethernet 802.3az
  - Supports PXE
  
  

  *Teaming is supported on Windows^® 10 RS2, RS3 and RS4.
• Wireless LAN
  - Intel^® 802.11ac WiFi Module
  - Supports IEEE 802.11a/b/g/n/ac
  - Supports Dual-Band (2.4/5 GHz)
  - Supports high speed wireless connections up to 433Mbps
  - Supports Bluetooth 4.2 / 3.0 + High speed class II
• Slots
  - 4 x PCI Express 3.0 x16 Slots*
  - 1 x PCI Express 2.0 x1 Slot
  - Supports AMD Quad CrossFireX™, 3-Way CrossFireX™ and CrossFireX™**
  - Supports NVIDIA^® Quad SLI™, 3-Way SLI™ and SLI™***
  - 1 x Vertical M.2 Socket (Key E) with the bundled WiFi-802.11ac module (on the rear I/O)
  - 15μ Gold Contact in VGA PCIe Slot (PCIE1 and PCIE3)
  
  

  *If you install CPU with 44 lanes, PCIE1/PCIE2/PCIE3/PCIE5 will run at x16/x8/x16/x0 or x8/x8/x16/x8.
  If you install CPU with 28 lanes, PCIE1/PCIE2/PCIE3/PCIE5 will run at x16/x0/x8/x0 or x8/x0/x8/x8.
  If you install CPU with 16 lanes, PCIE1/PCIE2/PCIE3/PCIE5 will run at x16/x0/x0/x0 or x8/x0/x4/x0.
  Supports NVMe SSD as boot disks
  
  **3-Way CrossFireX™ is only supported with CPU with 44 lanes or 28 lanes.
  
  ***This feature is only supported with CPU with 44 lanes or 28 lanes.
• Storage
  - 8 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1, RAID 5, RAID 10, Intel^® Rapid Storage Technology 15 and Intel^® Smart Response Technology), NCQ, AHCI and Hot Plug*
  - 2 x SATA3 6.0 Gb/s Connectors by ASMedia ASM1061, support NCQ, AHCI and Hot Plug
  - 1 x Ultra M.2 Socket (M2_2), supports M Key type 2230/2242/2260/2280/22110 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x4 (32 Gb/s)**
  - 2 x Ultra M.2 Sockets (M2_1 and M2_3), support M Key type 2230/2242/2260/2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x4 (32 Gb/s)**
  
  

  *If M2_1 is occupied by a SATA-type M.2 device, SATA3_1 will be disabled.
  If M2_2 is occupied by a SATA-type M.2 device, SATA3_0 will be disabled.
  If M2_3 is occupied by a SATA-type M.2 device, SATA3_7 will be disabled.
  
  **Supports Intel^® Optane™ Technology M10 Series (on M2_2 and M2_3)
  Supports PCIe RAID (on M2_2 and M2_3)
  Supports NVMe SSD as boot disks
  Supports ASRock U.2 Kit
• Connector
  - 1 x Virtual RAID On CPU Header
  - 1 x TPM Header
  - 1 x Power LED and Speaker Header
  - 2 x RGB LED Headers*
  - 1 x CPU Fan Connector (4-pin)**
  - 1 x CPU Optional/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)***
  - 2 x Chassis Fan Connectors (4-pin) (Smart Fan Speed Control)
  - 1 x Chassis Optional/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)****
  - 1 x 24 pin ATX Power Connector (Hi-Density Power Connector)
  - 2 x 8 pin 12V Power Connectors (Hi-Density Power Connector)
  - 1 x Front Panel Audio Connector (15μ Gold Audio Connector)
  - 1 x Thunderbolt™ AIC Connector (5-pin)*****
  - 2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection)
  - 2 x USB 3.1 Gen1 Headers (Support 4 USB 3.1 Gen1 ports) (ASMedia ASM1074 Hub) (Supports ESD Protection)
  - 1 x Dr. Debug with LED
  
  

  *Supports in total up to 12V/3A, 36W LED Strip
  
  **The CPU Fan Connector supports the CPU fan of maximum 1A (12W) fan power.
  
  ***The CPU Optional/Water Pump Fan supports the water cooler fan of maximum 1.5A (18W) fan power.
  
  ****The Chassis Optional/Water Pump Fan supports the water cooler fan of maximum 1.5A (18W) fan power.
  CPU_OPT/W_PUMP, CHA_FAN1, CHA_FAN2 and CHA_FAN3/W_PUMP can auto detect if 3-pin or 4-pin fan is in use.
  
  *****The Thunderbolt™ AIC card can be installed in the enabled PCIe slot (depending on CPU type).
• Rear Panel I/O
  - 2 x Antenna Ports
  - 1 x PS/2 Mouse/Keyboard Port
  - 1 x Optical SPDIF Out Port
  - 2 x USB 2.0 Ports (Supports ESD Protection)
  - 1 x USB 3.1 Gen2 Type-A Port (10 Gb/s) (ASMedia ASM3142) (Supports ESD Protection)*
  - 1 x USB 3.1 Gen2 Type-C Port (10 Gb/s) (ASMedia ASM3142) (Supports ESD Protection)*
  - 4 x USB 3.1 Gen1 Ports (Supports ESD Protection)
  - 2 x RJ-45 LAN Ports with LED (ACT/LINK LED and SPEED LED)
  - 1 x BIOS Flashback Button
  - 1 x Clear CMOS Button
  - HD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone (Gold Audio Jacks)
  
  

  *Ultra USB Power is supported on USB3_12 ports.
  ACPI wake-up function is not supported on USB3_12 ports.
• Software and UEFI
  Software
  - ASRock A-Tuning
  - ASRock RGB LED
  UEFI
  - ASRock EZ Mode
  - ASRock Full HD UEFI
  - ASRock My Favorites in UEFI
  - ASRock Instant Flash
  - ASRock Internet Flash
  - ASRock Crashless BIOS
  - ASRock UEFI System Browser
  - ASRock UEFI Tech Service
  - ASRock Easy RAID Installer
  
  

  *These utilities can be downloaded from ASRock Live Update & APP Shop.
• Support CD
  - Drivers, Utilities, AntiVirus Software (Trial Version), Google Chrome Browser and Toolbar
• Accessories
  - I/O Shield
  - 4 x SATA Data Cables
  - 1 x ASRock SLI_HB_Bridge_2S Card
  - 1 x ASRock 3-Way SLI-2S1S Bridge Card
  - 2 x ASRock WiFi 2.4/5 GHz Antennas
  - 3 x Screws for Ultra M.2 Sockets
• Hardware Monitor
  - Temperature Sensing: CPU, CPU Optional/Water Pump, Chassis, Chassis Optional/Water Pump Fans
  - Fan Tachometer: CPU, CPU Optional/Water Pump, Chassis, Chassis Optional/Water Pump Fans
  - Quiet Fan (Auto adjust chassis fan speed by CPU temperature): CPU, CPU Optional/Water Pump, Chassis, Chassis Optional/Water Pump Fans
  - Fan Multi-Speed Control: CPU, CPU Optional/Water Pump, Chassis, Chassis Optional/Water Pump Fans
  - Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore, DRAM, PCH 1.0V, VCCIO, VCCSA, VCCSFR
• Form Factor
  - ATX Form Factor: 12.0-in x 9.6-in, 30.5 cm x 24.4 cm
  - 8 Layer PCB
  - 2oz Copper PCB
• OS
  - Microsoft Windows^® 10 64-bit
• Certifications
  - FCC, CE, WHQL
  - ErP/EuP ready (ErP/EuP ready power supply is required)

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.