X399 TAICHI

Supports AMD TR4 Socket Ryzen Threadripper Series CPUs
IR Digital PWM
11 Power Phase design
Supports ASRock Hyper BCLK Engine III

TR4

AMD X399

Quad Channel DDR4 Memory Technology
8 x DDR4 DIMM Slots
Supports DDR4 3600+(OC)/3200(OC)/2933(OC)/2667/2400/2133 ECC & non-ECC, un-buffered memory(U-DIMM)
Max. capacity of system memory: 128GB*
15μ Gold Contact in DIMM Slots

*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.

DDR4

2667 / 2400 / 2133 MHz

8 Slots

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
TI® 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 Front Out port
Individual PCB Layers for R/L Audio Channel
Gold Audio Jacks
15μ Gold Audio Connector
Supports DTS Connect

4 x PCI Express 3.0 x16 Slots (PCIE1/PCIE2/PCIE4/PCIE5: single at x16 (PCIE1); dual at x16 (PCIE1) / x16 (PCIE4); triple at x16 (PCIE1) / x8 (PCIE2) / x16 (PCIE4); quad at x16 (PCIE1) / x8 (PCIE2) / x16 (PCIE4) / x8 (PCIE5))*
1 x PCI Express 2.0 x1 Slot
Supports AMD Quad CrossFireX™, 4-Way CrossFireX™, 3-Way CrossFireX™ and CrossFireX™
Supports NVIDIA® Quad SLI™, 4-Way 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 PCIE4)

*Supports NVMe SSD as boot disks

8 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1 and RAID 10), NCQ, AHCI and Hot Plug
2 x Ultra M.2 Sockets (M2_1 and M2_2), 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)*
1 x Ultra M.2 Socket (M2_3), 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 U.2 Connector**

*Supports NVMe SSD as boot disks Supports ASRock U.2 Kit
***If U.2 Connector is plugged, M2_1 will be disabled

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) (for Motherboard)
1 x 8 pin 12V Power Connector (Hi-Density Power Connector) (for Motherboard)
1 x 4 pin 12V Power Connector (Hi-Density Power Connector) (for Motherboard)
1 x 6 pin 12V Power Connector (Hi-Density Power Connector) (for PCIe graphics card)
1 x Front Panel Audio Connector (15μ Gold Audio Connector)*****
1 x Right Angle Front Panel Audio Connector*****
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) (Supports ESD Protection)
1 x Clear CMOS Switch
1 x Dr. Debug with LED
1 x Power Switch with LED
1 x Reset Switch with LED
1 x CPU Xtreme OC Switch

*Each header supports 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_FAN1, CHA_FAN1, CHA_FAN2, CPU_OPT/W_PUMP and CHA_FAN3/W_PUMP can auto detect if 3-pin or 4-pin fan is in use.
*****Connect the audio device to either one of the audio connectors.

2 x Antenna Ports
1 x PS/2 Mouse/Keyboard Port
1 x Optical SPDIF Out Port
1 x USB 3.1 Gen2 Type-A Port (10 Gb/s) (Supports ESD Protection)
1 x USB 3.1 Gen2 Type-C Port (10 Gb/s) (Supports ESD Protection)
8 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 Switch
HD Audio Jacks: Rear Speaker / Central / Bass / Line in / Front Speaker / Microphone (Gold Audio Jacks)

*Ultra USB Power is supported on USB3_6 port. ACPI wake-up function is not supported on USB3_6 port.

Gigabit LAN 10/100/1000 Mb/s
2 x GigaLAN Intel® I211AT
Supports Wake-On-LAN
Supports Lightning/ESD Protection
Supports Energy Efficient Ethernet 802.3az
Supports PXE

Intel® 802.11ac WiFi Module (Free Bundle)
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

ATX Form Factor: 12.0-in x 9.6-in, 30.5 cm x 24.4 cm
8 Layer PCB
2oz Copper PCB

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, VCORE_NB, DRAM, PCH 1.05V, +1.8V, VDDP

128Mb AMI UEFI Legal BIOS with GUI support
Supports "Plug and Play"
ACPI 5.1 compliance wake up events
Supports jumperfree
SMBIOS 2.3 support
CPU, VCORE_NB, DRAM, VPPM, PCH 1.05V, +1.8V, VDDP, PROM 2.5V, Voltage Multi-adjustment

Windows® 10 64-bit
* Windows® 10 RS2 is supported