• Unique Feature
  ASRock Super Alloy
  - Premium 45A Power Choke
  - Premium Memory Alloy Choke (Reduces 70% core loss compared to iron powder choke)
  - Nichicon 12K Black Caps (100% Japan made high quality conductive polymer capacitors)
  - I/O Armor
  - Sapphire Black PCB
  - High Density Glass Fabric PCB
  ASRock Intel^® 4-Layer Memory POOL (Planes on Outer Layers) Technology
  ASRock Steel Slots
  ASRock Ultra M.2 (PCIe Gen3 x4 & SATA3)
  ASRock Full Spike Protection (for all USB, Audio, LAN Ports)
  ASRock Live Update & APP Shop
• CPU
  - Supports 8^th Generation Intel^® Core™ Processors (Socket 1151)
  - Digi Power design
  - 10 Power Phase design
  - Supports Intel^® Turbo Boost 2.0 Technology
  - Supports Intel^® K-Series unlocked CPUs
  - Supports ASRock BCLK Full-range Overclocking
• Chipset
  - Intel^® Z370
• Memory
  - Dual Channel DDR4 Memory Technology
  - 4 x DDR4 DIMM Slots
  - Supports DDR4 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 ECC UDIMM memory modules (operate in non-ECC mode)
  - Max. capacity of system memory: 64GB**
  - Supports Intel^® Extreme Memory Profile (XMP) 2.0
  - 15μ Gold Contact in DIMM Slots
  
  

  *8th Gen Intel^® CPU supports DDR4 up to 2666.
  Please refer to Memory Support List on ASRock's website for more information.
  
  **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
  - 128Mb AMI UEFI Legal BIOS with multilingual GUI support
  - ACPI 6.0 Compliant wake up events
  - SMBIOS 2.7 Support
  - CPU Vcore, DRAM, PCH 1.0V, VCCIO, VCCST, VCCSA Voltage Multi-adjustment
• Graphics
  - Supports Intel^® UHD Graphics Built-in Visuals : Intel^® Quick Sync Video with AVC, MVC (S3D) and MPEG-2 Full HW Encode1, Intel^® InTru™ 3D, Intel^® Clear Video HD Technology, Intel^® Insider™, Intel^® UHD Graphics
  - DirectX 12
  - HWA Encode/Decode: VP9 8-bit, VP9 10-bit (Encode only), VP8, HEVC (MPEG-H Part2, h.265), AVC (MPEG4, h.264), MPEG2-Part2 (h.262), JPEG/MJPEG,VC-1
  - Max. shared memory 1024MB**
  - Dual graphics output: Support DVI-D and HDMI ports by independent display controllers
  - Supports HDMI with max. resolution up to 4K x 2K (4096x2160) @ 30Hz
  - Supports DVI-D with max. resolution up to 1920x1200 @ 60Hz
  - Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI Port (Compliant HDMI monitor is required)
  - Supports HDCP with DVI-D and HDMI Ports
  - Supports 4K Ultra HD (UHD) playback with HDMI Port
  
  

  *Intel^® UHD Graphics Built-in Visuals and the VGA outputs can be supported only with processors which are GPU integrated.
  
  **The size of maximum shared memory may vary from different operating systems.
• Audio
  - 7.1 CH HD Audio with Content Protection (Realtek ALC892 Audio Codec)
  - Premium Blu-ray Audio support
  - Supports Surge Protection
  - Nichicon Fine Gold Series Audio Caps
• LAN
  - Gigabit LAN 10/100/1000 Mb/s
  - Giga PHY Intel^® I219V
  - Supports Wake-On-LAN
  - Supports Lightning/ESD Protection
  - Supports Energy Efficient Ethernet 802.3az
  - Supports PXE
• Slots
  - 2 x PCI Express 3.0 x16 Slots (PCIE2/PCIE4: single at x16 (PCIE2); dual at x8 (PCIE2) / x8 (PCIE4))*
  - 4 x PCI Express 3.0 x1 Slots (Flexible PCIe)
  - Supports AMD Quad CrossFireX™ and CrossFireX™
  - Supports NVIDIA^® Quad SLI™ and SLI™
  - Supports NVIDIA^® NVLink™ with dual NVIDIA^® GeForce RTX series graphics cards**
  - 15μ Gold Contact in VGA PCIe Slot (PCIE2)
  
  

  *Supports NVMe SSD as boot disks
  
  **NVIDIA^® NVLink™ Bridge does not come with the package. Please purchase it from NVIDIA^® if necessary.
• Storage
  - 6 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1, RAID 5, RAID 10, Intel^® Rapid Storage Technology 15), NCQ, AHCI and Hot Plug*
  - 2 x Ultra M.2 Sockets (M2_1 and M2_2), 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, SATA_5 will be disabled.
  If M2_2 is occupied by a SATA-type M.2 device, SATA_0 will be disabled.
  
  **Supports Intel^® Optane™ Technology
  Supports NVMe SSD as boot disks
  Supports ASRock U.2 Kit
• Connector
  - 1 x COM Port Header
  - 1 x TPM Header
  - 1 x Chassis Intrusion Header
  - 1 x Power LED and Speaker Header
  - 1 x RGB LED Header*
  - 1 x CPU Fan Connector (4-pin)**
  - 2 x Chassis Fan Connectors (4-pin) (Smart Fan Speed Control)
  - 1 x Chassis Optional/Water Pump Fan Connector (4-pin)***
  - 1 x 24 pin ATX Power Connector
  - 1 x 8 pin 12V Power Connector
  - 1 x Front Panel Audio Connector
  - 1 x Thunderbolt™ AIC Connector (5-pin)
  - 2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection)
  - 1 x USB 3.1 Gen1 Header (Supports 2 USB 3.1 Gen1 ports) (Supports ESD Protection)
  - 1 x Front Panel Type C USB 3.1 Gen1 Header
  - 1 x Performance Mode / Easy OC Header
  
  

  *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 Chassis Optional/Water Pump Fan supports the water cooler fan of maximum 1.5A (18W) fan power.
  
  ****CHA_FAN2 can auto detect if 3-pin or 4-pin fan is in use.
• Rear Panel I/O
  - 1 x PS/2 Mouse/Keyboard Port
  - 1 x DVI-D Port
  - 1 x HDMI Port
  - 1 x Optical SPDIF Out Port
  - 5 x USB 3.1 Gen1 Type-A Ports (Supports ESD Protection)
  - 1 x USB 3.1 Gen1 Type-C Port (Supports ESD Protection)
  - 1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
  - HD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone
• 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 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
  - Quick Installation Guide, Support CD, I/O Shield
  - 2 x SATA Data Cables
  - 1 x ASRock SLI_HB_Bridge_2S Card
  - 2 x Screws for M.2 Sockets
• Hardware Monitor
  - Temperature Sensing: CPU, Chassis, Chassis Optional/Water Pump Fans
  - Fan Tachometer: CPU, Chassis, Chassis Optional/Water Pump Fans
  - Quiet Fan (Auto adjust chassis fan speed by CPU temperature): CPU, Chassis, Chassis Optional/Water Pump Fans
  - Fan Multi-Speed Control: CPU, Chassis, Chassis Optional/Water Pump Fans
  - CASE OPEN detection
  - Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore, DRAM, VPPM, PCH 1.0V, VCCSA, VCCST
• Form Factor
  - ATX Form Factor: 12.0-in x 8.8-in, 30.5 cm x 22.4 cm
• OS
  - Microsoft Windows^® 10 64-bit / 11 64-bit
• Certifications
  - FCC, CE
  - ErP/EuP ready (ErP/EuP ready power supply is required)

The terms HDMI and HDMI High-Definition Multimedia Interface, and the HDMI Logo are trademarks or registered trademarks of HDMI Licensing Administrator, Inc. in the United States and other countries.

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.