• 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 60A Power Choke
  - Premium Memory Alloy Choke (Reduces 70% core loss compared to iron powder choke)
  - Dual-Stack MOSFET (DSM)
  - Combo Caps (Nichicon 12K Black Caps)
  - Nichicon 12K Black Caps (100% Japan made high quality conductive polymer capacitors)
  - I/O Armor
  - Matte 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
  - 12 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 4333+(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 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
  - 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 6.0 Compliant wake up events
  - SMBIOS 2.7 Support
  - CPU Core/Cache, GT Core/Cache, DRAM, PCH 1.0V, VCCIO, VCCST, VCCSA, VCCPLL, CPU Internal PLL, GT PLL, Ring PLL, System Agent PLL, Memory Controller PLL 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**
  - Three graphics output options: D-Sub, DVI-D and HDMI
  - Supports Triple Monitor
  - Supports HDMI with max. resolution up to 4K x 2K (4096x2160) @ 30Hz
  - Supports DVI-D with max. resolution up to 1920x1200 @ 60Hz
  - Supports D-Sub 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 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
  - RGB LED
  - 15μ Gold Audio Connector
  - Supports DTS Connect
• 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
  - 3 x PCI Express 3.0 x16 Slots (PCIE2/PCIE4/PCIE6: single at x16 (PCIE2); dual at x8 (PCIE2) / x8 (PCIE4); triple at x8 (PCIE2) / x8 (PCIE4) / x4 (PCIE6))*
  - 3 x PCI Express 3.0 x1 Slots (Flexible PCIe)
  - Supports AMD Quad CrossFireX™, 3-Way CrossFireX™ and CrossFireX™
  - Supports NVIDIA^® Quad SLI™ and SLI™
  - Supports NVIDIA^® NVLink™ with dual NVIDIA^® GeForce RTX series graphics cards**
  - 1 x M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module
  - 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 SATA3 6.0 Gb/s Connectors by ASMedia ASM1061, support NCQ, AHCI and Hot Plug
  - 1 x Ultra M.2 Socket (M2_1), supports 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)**
  - 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)**
  
  

  *M2_1, SATA3_0 and SATA3_1 share lanes. If either one of them is in use, the others will be disabled.
  M2_2, SATA3_4 and SATA3_5 share lanes. If either one of them is in use, the others 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 Power LED and Speaker Header
  - 1 x RGB LED Header*
  - 1 x CPU Fan Connector (4-pin)**
  - 1 x CPU Optional/Water Pump 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 (Hi-Density Power Connector)
  - 1 x 8 pin 12V Power Connector (Hi-Density Power Connector)
  - 1 x Front Panel Audio Connector (15μ Gold Audio Connector)
  - 1 x Thunderbolt™ AIC Connector (5-pin)
  - 3 x USB 2.0 Headers (Support 6 USB 2.0 ports) (Intel^® Z370) (Supports ESD Protection)
  - 1 x USB 3.1 Gen1 Header (Supports 2 USB 3.1 Gen1 ports) (Intel^® Z370) (Supports ESD Protection)
  - 1 x USB 3.1 Gen1 Header (Supports 2 USB 3.1 Gen1 ports) (ASMedia ASM1074 hub) (Supports ESD Protection)
  - 1 x Front Panel Type C USB 3.1 Gen1 Header (ASMedia ASM1074 hub)
  
  

  *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.
  
  *****CHA_FAN1 and CHA_FAN2 can auto detect if 3-pin or 4-pin fan is in use.
• Rear Panel I/O
  - 2 x Antenna Ports
  - 1 x PS/2 Mouse/Keyboard Port
  - 1 x D-Sub Port
  - 1 x DVI-D Port
  - 1 x HDMI Port
  - 1 x Optical SPDIF Out Port
  - 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 (Intel^® Z370) (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 Crashless BIOS
  - 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
  - 4 x SATA Data Cables
  - 1 x ASRock SLI_HB_Bridge_2S Card
  - 3 x Screws for 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, VPPM, PCH 1.0V, VCCSA, VCCST
• Form Factor
  - ATX Form Factor: 12.0-in x 9.6-in, 30.5 cm x 24.4 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.