International Customers: All electronic products are packaged for sale in the US with US voltage.

This item is brand-new, factory sealed.

Specifications

• Mfr Part Number: X299 STEEL LEGEND
• Unique Feature:
  • ASRock USB 3.2 Gen2
    - ASRock Type C USB 3.2 Gen2x2 Port (20 Gb/s)
  • ASRock Super Alloy
    - XXL Aluminum Alloy Heatsink
    - Premium 60A Power Choke
    - 50A Dr.MOS
    - Nichicon 12K Black Caps (100% Japan made high quality conductive polymer capacitors)
    - Matte Black PCB
    - High Density Glass Fabric PCB
  • ASRock Steel Slots
  • ASRock Full Coverage M.2 Heatsink
  • ASRock Ultra M.2 (PCIe Gen3 x4 & SATA3)
  • ASRock POST Status Checker (PSC)
  • 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 (Cascade Lake-X, Skylake X Refresh and Skylake X)
  • Digi Power design
  • 11 Power Phase design
  • Supports Intel Turbo Boost Max Technology 3.0
• Chipset: Intel X299
• Memory:
  • Quad Channel DDR4 Memory Technology
  • 8 x DDR4 DIMM Slots
  • Supports DDR4 4200+(OC) / 4000(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3200(OC) / 2933(OC) / 2800(OC) / 2666 / 2400 / 2133 non-ECC, un-buffered memory
  • Max. capacity of system memory: 256GB
  • Supports Intel Extreme Memory Profile (XMP) 2.0
  • 15? Gold Contact in DIMM Slots
• BIOS:
  • 128Mb AMI UEFI Legal BIOS with multilingual GUI support
  • ACPI 6.1 Compliant wake up events
  • SMBIOS 3.0 Support
  • CPU, DRAM, VPPM, VTTM, PCH 1.0V, VCCIO, VCCSA, 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
    - 15? Gold Audio Connector
• LAN:
  • Gigabit LAN 10/100/1000 Mb/s
  • 1 x Giga PHY Intel I219V, 1 x GigaLAN Intel I211AT
  • Supports Wake-On-LAN
  • Supports /ESD Protection
  • Supports Dual LAN with Teaming
  • Supports Energy Efficient Ethernet 802.3az
  • Supports PXE
• Slots:
  • 4 x PCI Express 3.0 x16 Slots
  • 1 x PCI Express 3.0 x1 Slot
  • Supports AMD 3-Way CrossFireX and CrossFireX 
  • Supports NVIDIA 3-Way 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 module
  • 15? Gold Contact in VGA PCIe Slot (PCIE1 and PCIE3)
• Storage:
  • 8 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1, RAID 5, RAID 10, Intel Rapid Storage Technology 17 and Intel Smart Response Technology), NCQ, AHCI and Hot Plug
  • 1 x Ultra M.2 Socket (M2_1), 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)
  • 1 x Ultra M.2 Socket (M2_2), supports M Key type 2260/2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x4 (32 Gb/s)
• Connector:
  • 1 x Virtual RAID On CPU Header
  • 1 x SPI TPM Header
  • 1 x Power LED and Speaker Header
  • 2 x RGB LED Headers
  • 2 x Addressable LED Headers
  • 1 x CPU Fan Connector (4-pin)
  • 1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)
  • 5 x Chassis/Water Pump Fan Connectors (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 (15? 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)
  • 1 x USB 3.2 Gen1 Header (Supports 2 USB 3.2 Gen1 ports) (Supports ESD Protection)
  • 1 x Front Panel Type C USB 3.2 Gen1 Header (ASMedia ASM1074 Hub)
• Rear Panel I/O:
  • 2 x Antenna Ports (on I/O Panel Shield)
  • 1 x PS/2 Mouse/Keyboard Port
  • 1 x Optical SPDIF Out Port
  • 4 x USB 2.0 Ports (Supports ESD Protection)
  • 1 x USB 3.2 Gen2x2 Type-C Port (20 Gb/s) (ASMedia ASM3242) (Supports ESD Protection)
  • 3 x USB 3.2 Gen1 Ports (Supports ESD Protection)
  • 2 x RJ-45 LAN Ports with LED (ACT/LINK LED and SPEED LED)
  • 1 x Clear CMOS Button
  • HD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone (Gold Audio Jacks)
• Software and UEFI:
  • Software
    - ASRock Motherboard Utility (A-Tuning)
    - ASRock Polychrome SYNC
    - ASRock XFast LAN
  • UEFI
    - ASRock EZ Mode
    - ASRock Full HD UEFI
    - ASRock My Favorites in UEFI
    - ASRock Instant Flash
    - ASRock Internet Flash
    - ASRock Easy RAID Installer
• 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
  • 2 x Standoffs for M.2 Sockets
• Hardware Monitor:
  • Temperature Sensing: CPU, CPU/Water Pump, Chassis/Water Pump Fans
  • Fan Tachometer: CPU, CPU/Water Pump, Chassis/Water Pump Fans
  • Quiet Fan (Auto adjust chassis fan speed by CPU temperature): CPU, CPU/Water Pump, Chassis/Water Pump Fans
  • Fan Multi-Speed Control: CPU, CPU/Water Pump, Chassis/Water Pump Fans
  • Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore, DRAM, PCH 1.0V, VCCIO, VCCSA
• 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
• Certifications:
  • FCC, CE
  • ErP/EuP ready (ErP/EuP ready power supply is required)
• *All images and descriptions are for illustrative purposes only. Visual representation of the products may not be perfectly accurate. Product specification, functions and appearance may vary by models and differ from country to country . All specifications are subject to change without notice. Although we endeavor to present the most precise and comprehensive information at the time of publication, a small number of items may contain typography or photography errors. Products may not be available in all markets. We recommend you to check with sales for exact offers