Specifications

• Mfr Part Number: X399 TAICHI
  
• CPU: Socket TR4
  • Supports AMD TR4 Socket Ryzen Threadripper Series CPUs
  • IR Digital PWM
    
  • 11 Power Phase design
  • Supports ASRock Hyper BCLK Engine III
    
• Chipset: AMD X399
  
• Memory: 8x DDR4-3600+(OC)/ 3200(OC)/ 2933(OC)/ 2667/ 2400/ 2133 MHz DIMM Slots, Quad Channel, ECC & Non-ECC, Unbuffered, Max Capacity of 128GB
  
• Slots: 4x PCI-Express 3.0 x16 Slots (single at x16 or dual at x16/x16 or triple at x16/x8/x16 or quad at x16/x8/x16/x8), 1x PCI-Express 2.0 x1 Slot
  
• Multi-Graphics: Supports AMD Quad CrossFireX, 4-Way CrossFireX, 3-Way CrossFireX, CrossFireX and NVIDIA Quad SLI, 4-Way SLI, 3-Way SLI, SLI Technology
  
• Storage:
  • SATA: 8x SATA3 Ports, Support RAID 0, 1, 10
    
  • M.2: 3x Ultra M.2 Ports (w/ M Key), two support M Key type 2242/2260/2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x4 (32 Gb/s), one supports 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)
    
  • U.2: 1x U.2 Port
    
• Audio: Realtek ALC1220 7.1-Channel High Definition Audio CODEC
  
• LAN: 2x Intel I211AT Gigabit Ethernet Controllers; 802.11ac Wireless LAN (2.4/5 GHz); Bluetooth 4.2 / 3.0 + High speed class II
  
• Ports: 2x USB 3.1 Ports (1 Type-A, 1 Type-C), 12x USB 3.0 Ports (8 rear, 4 via headers), 1x PS/2 Mouse/Keyboard Port, 1x Optical SPDIF Out Port, 2x RJ45 LAN Ports, 2x Antenna Ports, Audio I/O Jacks
  
• Power Connector: 1x 24-pin ATX Power Connector, 1x 8-pin 12V Power Connector, 1x 6-pin 12V Power Connector, 1x 4-pin 12V Power Connector
  
• Form Factor: ATX, 12.0 x 9.6 inch / 30.5 x 24.4 cm