ASROCK X470 Taichi User manual

Version 1.0
Published March 2018
Copyright©2018 ASRock INC. All rights reserved.
Copyright Notice:
No part of this documentation may be reproduced, transcribed, transmitted, or
translated in any language, in any form or by any means, except duplication of
documentation by the purchaser for backup purpose, without written consent of
ASRock Inc.
Products and corporate names appearing in this documentation may or may not
be registered trademarks or copyrights of their respective companies, and are used
only for identication or explanation and to the owners’ benet, without intent to
infringe.
Disclaimer:
Specications and information contained in this documentation are furnished for
informational use only and subject to change without notice, and should not be
constructed as a commitment by ASRock. ASRock assumes no responsibility for
any errors or omissions that may appear in this documentation.
With respect to the contents of this documentation, ASRock does not provide
warranty of any kind, either expressed or implied, including but not limited to
the implied warranties or conditions of merchantability or tness for a particular
purpose.
In no event shall ASRock, its directors, ocers, employees, or agents be liable for
any indirect, special, incidental, or consequential damages (including damages for
loss of prots, loss of business, loss of data, interruption of business and the like),
even if ASRock has been advised of the possibility of such damages arising from any
defect or error in the documentation or product.
is device complies with Part 15 of the FCC Rules. Operation is subject to the following
two conditions:
(1) this device may not cause harmful interference, and
(2) this device must accept any interference received, including interference that
may cause undesired operation.
CALIFORNIA, USA ONLY
e Lithium battery adopted on this motherboard contains Perchlorate, a toxic substance
controlled in Perchlorate Best Management Practices (BMP) regulations passed by the
California Legislature. When you discard the Lithium battery in California, USA, please
follow the related regulations in advance.
“Perchlorate Material-special handling may apply, see www.dtsc.ca.gov/hazardouswaste/
perchlorate”
ASRock Website: http://www.asrock.com

AUSTRALIA ONLY
Our goods come with guarantees that cannot be excluded under the Australian Consumer
Law. You are entitled to a replacement or refund for a major failure and compensation for
any other reasonably foreseeable loss or damage caused by our goods. You are also entitled
to have the goods repaired or replaced if the goods fail to be of acceptable quality and the
failure does not amount to a major failure. If you require assistance please call ASRock Tel
: [phone] ext.123 (Standard International call charges apply)
e terms HDMI™ and HDMI High-Denition Multimedia Interface, and the HDMI
logo are trademarks or registered trademarks of HDMI Licensing LLC in the United
States and other countries.
Manufactured under license under U.S. Patent Nos: 5,956,674; 5,974,380; 6,487,535;
7,003,467 & other U.S. and worldwide patents issued & pending. DTS, the Symbol, &
DTS and the Symbol together is a registered trademark & DTS Connect, DTS Interactive,
DTS Neo:PC are trademarks of DTS, Inc. Product includes soware.
© DTS, Inc., All Rights Reserved.

CE Warning
is device complies with directive 2014/53/EU issued by the Commision of the European
Community.
is equipment complies with EU radiation exposure limits set forth for an uncontrolled
environment.
is equipment should be installed and operated with minimum distance 20cm between
the radiator & your body.
Operations in the 5.15-5.35GHz band are restricted to indoor usage only.
Radio transmit power per transceiver type
Function Frequency Maximum Output Power (EIRP)
WiFi
2400-2483.5 MHz 18.5 + / -1.5 dbm
5150-5250 MHz 21.5 + / -1.5 dbm
5250-5350 MHz 18.5 + / -1.5 dbm (no TPC)
21.5 + / -1.5 dbm (TPC)
5470-5725 MHz 25.5 + / -1.5 dbm (no TPC)
28.5 + / -1.5 dbm (TPC)
Bluetooth 2400-2483.5 MHz 8.5 + / -1.5 dbm

Contents
Chapter 1 Introduction 1
1.1 Package Contents 1
1.2 Specications 2
1.3 Motherboard Layout 8
1.4 I/O Panel 10
Chapter 2 Installation 14
2.1 Installing the CPU 15
2.2 Installing the CPU Fan and Heatsink 17
2.3 Installing Memory Modules (DIMM) 26
2.4 Expansion Slots (PCI Express Slots) 29
2.5 Jumpers Setup 30
2.6 Onboard Headers and Connectors 31
2.7 Smart Switch 37
2.8 Dr. Debug 38
2.9 SLITM and Quad SLITM Operation Guide 40
2.9.1 Installing Two SLITM-Ready Graphics Cards 40
2.9.2 Driver Installation and Setup 42
2.10 CrossFireXTM and Quad CrossFireXTM Operation Guide 43
2.10.1 Installing Two CrossFireXTM-Ready Graphics Cards 43
2.10.2 Driver Installation and Setup 45
2.11 M.2_SSD (NGFF) Module Installation Guide (M2_1) 46

2.12 M.2_SSD (NGFF) Module Installation Guide (M2_2) 49
Chapter 3 Software and Utilities Operation 52
3.1 Installing Drivers 52
3.2 A-Tuning 53
3.2.1 Installing A-Tuning 53
3.2.2 Using A-Tuning 53
3.3 ASRock Live Update & APP Shop 56
3.3.1 UI Overview 56
3.3.2 Apps 57
3.3.3 BIOS & Drivers 60
3.3.4 Setting 61
3.4 ASRock Polychrome RGB 62
Chapter 4 UEFI SETUP UTILITY 65
4.1 Introduction 65
4.1.1 UEFI Menu Bar 65
4.1.2 Navigation Keys 66
4.2 Main Screen 67
4.3 OC Tweaker Screen 68
4.4 Advanced Screen 71
4.4.1 CPU Conguration 72
4.4.2 North Bridge Conguration 73
4.4.3 South Bridge Conguration 74
4.4.4 Storage Conguration 75
4.4.5 Super IO Conguration 76

4.4.6 ACPI Conguration 77
4.4.7 AMD CBS 78
4.4.8 AMD PBS 86
4.5 Tools 87
4.6 Hardware Health Event Monitoring Screen 89
4.7 Security Screen 92
4.8 Boot Screen 93
4.9 Exit Screen 95

English
1
X470 Taichi
Chapter 1 Introduction
ank you for purchasing ASRock X470 Taichi motherboard, a reliable
motherboard produced under ASRock’s consistently stringent quality control.
It delivers excellent performance with robust design conforming to ASRock’s
commitment to quality and endurance.
In this documentation, Chapter 1 and 2 contains the introduction of the
motherboard and step-by-step installation guides. Chapter 3 contains the operation
guide of the soware and utilities. Chapter 4 contains the conguration guide of
the BIOS setup.
1.1 Package Contents
• ASRock X470 Taichi Motherboard (ATX Form Factor)
• ASRock X470 Taichi Quick Installation Guide
• ASRock X470 Taichi Support CD
• 1 x I/O Panel Shield
• 4 x Serial ATA (SATA) Data Cables (Optional)
• 1 x ASRock SLI_HB_Bridge_2S Card (Optional)
• 2 x ASRock WiFi 2.4/5 GHz Antennas
• 2 x Screws for M.2 Socket (Optional)
Because the motherboard specications and the BIOS soware might be updated, the
content of this documentation will be subject to change without notice. In case any modi-
cations of this documentation occur, the updated version will be available on ASRock’s
website without further notice. If you require technical support related to this mother-
board, please visit our website for specic information about the model you are using. You
may nd the latest VGA cards and CPU support list on ASRock’s website as well. ASRock
website http://www.asrock.com.

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2
1.2 Specications
Platform • ATX Form Factor
• 2oz Copper PCB
CPU • Supports AMD AM4 Socket Ryzen Series CPUs (Summit
Ridge, Raven Ridge and Pinnacle Ridge)
• IR Digital PWM
• 16 Power Phase design
• Supports 300W EX OC
• Supports ASRock Hyper BCLK Engine II
• Supports 105W Water Cooling (Pinnacle Ridge); Supports
95W Water Cooling (Summit Ridge); Supports 65W Water
Cooling (Raven Ridge)
Chipset • AMD Promontory X470
Memory • Dual Channel DDR4 Memory Technology
• 4 x DDR4 DIMM Slots
• AMD Ryzen series CPUs (Pinnacle Ridge) support DDR4
3466+(OC)/3200(OC)/2933/2667/2400/2133 ECC & non-
ECC, un-buered memory*
• AMD Ryzen series CPUs (Summit Ridge) support DDR4
3466+(OC)/3200(OC)/2933(OC)/2667/2400/2133 ECC &
non-ECC, un-buered memory*
• AMD Ryzen series CPUs (Raven Ridge) support DDR4
3466+(OC)/3200(OC)/2933(OC)/2667/2400/2133 non-ECC,
un-buered memory*
* For Ryzen Series CPUs (Raven Ridge), ECC is only supported
with PRO CPUs.
* Please refer to Memory Support List on ASRock’s website for
more information. (http://www.asrock.com/)
* Please refer to page 26 for DDR4 UDIMM maximum
frequency support.
• Max. capacity of system memory: 64GB
• 15μ Gold Contact in DIMM Slots

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X470 Taichi
Expansion
Slot
• 2 x PCI Express 3.0 x16 Slots (single at x16 (PCIE1); dual at
x8 (PCIE1) / x8 (PCIE3))*
* Supports NVMe SSD as boot disks
• 1 x PCI Express 2.0 x16 Slot (PCIE5 @ x4 mode)
* If PCIE5 slot is occupied, M2_2 will be disabled
• 2 x PCI Express 2.0 x1 Slots (Flexible PCIe)
• Supports AMD Quad CrossFireXTM and CrossFireXTM
• Supports NVIDIA® Quad SLITM and SLITM
• 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 PCIE3)
Graphics • Integrated AMD RadeonTM Vega Series Graphics in Ryzen
Series APU*
* Actual support may vary by CPU
• DirectX 12, Pixel Shader 5.0
• Max. shared memory 2GB
• Supports HDMI with max. resolution up to 4K x 2K
(4096x2160) @ 30Hz
• Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and
HBR (High Bit Rate Audio) with HDMI Ports (Compliant
HDMI monitor is required)
• Supports HDCP with HDMI Port
• Supports 4K Ultra HD (UHD) playback with HDMI Port
Audio • 7.1 CH HD Audio with Content Protection (Realtek
ALC1220 Audio Codec)
• Premium Blu-ray Audio support
• Supports Surge Protection
• Supports Purity SoundTM 4
- Nichicon Fine Gold Series Audio Caps
- 120dB SNR DAC with Dierential Amplier
- NE5532 Premium Headset Amplier for Front Panel
Audio Connector (Supports up to 600 Ohm headsets)
- Pure Power-In
- Direct Drive Technology
- PCB Isolate Shielding

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- Impedance Sensing on Line Out port
- Individual PCB Layers for R/L Audio Channel
- RGB LED
- Gold Audio Jacks
- 15μ Gold Audio Connector
• Supports DTS Connect
LAN • Gigabit LAN 10/100/1000 Mb/s
• GigaLAN Intel® I211AT
• Supports Wake-On-LAN
• Supports Lightning/ESD Protection
• Supports Energy Ecient Ethernet 802.3az
• Supports PXE
Wireless
LAN
• Intel® 802.11ac WiFi Module
• 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
Rear Panel
I/O
• 2 x Antenna Ports
• 1 x PS/2 Mouse/Keyboard Port
• 1 x HDMI 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)
• 6 x USB 3.1 Gen1 Ports (Supports ESD Protection)
• 1 x RJ-45 LAN Port 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)

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X470 Taichi
Storage • 6 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0,
RAID 1 and RAID 10), NCQ, AHCI and Hot Plug
• 2 x SATA3 6.0 Gb/s Connectors by ASMedia ASM1061, sup-
port NCQ, AHCI and Hot Plug
• 1 x Ultra M.2 Socket (M2_1), supports M Key type
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 M.2 Socket (M2_2), supports M Key type
2230/2242/2260/2280 M.2 PCI Express module up to Gen2
x4 (20 Gb/s)*
* If M2_2 is occupied, PCIE5 slot will be disabled
* Supports NVMe SSD as boot disks
* Supports ASRock U.2 Kit
Connector • 1 x Power LED and Speaker Header
• 1 x AMD Fan LED Header
* e AMD Fan LED Header supports LED strips of maximum
load of 3A (36W) and length up to 2.5M.
• 1 x RGB LED Header
* Supports in total up to 12V/3A, 36W LED Strip
• 1 x Addressable LED Header
* Supports in total up to 5V/3A, 15W LED Strip
• 1 x CPU Fan Connector (4-pin)
* e CPU Fan Connector supports the CPU fan of maximum
1A (12W) fan power.
• 1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan
Speed Control)
* e CPU/Water Pump Fan supports the water cooler fan of
maximum 2A (24W) fan power.
• 3 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan
Speed Control)
* e Chassis/Water Pump Fan supports the water cooler fan of
maximum 2A (24W) fan power.
* CPU_FAN2/WP, CHA_FAN1/WP, CHA_FAN2/WP and
CHA_FAN3/WP can auto detect if 3-pin or 4-pin fan is in use.
• 1 x 24 pin ATX Power Connector (Hi-Density Power
Connector)

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6
• 1 x 8 pin 12V Power Connector (Hi-Density Power
Connector)
• 1 x 4 pin 12V Power Connector (Hi-Density Power
Connector)
• 1 x Front Panel Audio Connector (15μ Gold Audio
Connector)
• 1 x AMD LED Fan USB Header
• 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 Front Panel Type C USB 3.1 Gen2 Header (ASMedia
ASM3142)
• 1 x Dr. Debug with LED
BIOS
Feature
• 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
Hardware
Monitor
• Temperature Sensing: CPU, CPU/Water Pump, Chassis,
Chassis/Water Pump Fans
• Fan Tachometer: CPU, CPU/Water Pump, Chassis, Chassis/
Water Pump Fans
• Quiet Fan (Auto adjust chassis fan speed by CPU tempera-
ture): CPU, CPU/Water Pump, Chassis, Chassis/Water
Pump Fans
• Fan Multi-Speed Control: CPU, CPU/Water Pump, Chassis,
Chassis/Water Pump Fans
• Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore, VCORE_
NB, DRAM, PCH 1.05V, +1.8V, VDDP
OS • Microso® Windows® 10 64-bit

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7
X470 Taichi
Please realize that there is a certain risk involved with overclocking, including adjusting
the setting in the BIOS, applying Untied Overclocking Technology, or using third-party
overclocking tools. Overclocking may aect your system’s stability, or even cause damage to
the components and devices of your system. It should be done at your own risk and expense.
We are not responsible for possible damage caused by overclocking.
* For detailed product information, please visit our website: http://www.asrock.com
Certica-
tions
• FCC, CE
• ErP/EuP ready (ErP/EuP ready power supply is required)

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DDR4_A2 (64 bit, 288-pin module)
DDR4_A1 (64 bit, 288-pin module)
DDR4_B2 (64 bit, 288-pin module)
DDR4_B1 (64 bit, 288-pin module)
ATXPWR1
PCIE1
USB 3.1 Gen1
T: USB5
B: USB6
USB 3.1 Gen1
T: USB3
B: USB4
Top:
Central/Bass
Center:
REAR SPK
Top:
LINE IN
Center:
FRONT
Bottom:
Optical
SPDIF
Bottom:
MIC IN
PCIE3
HDLED RESET
PLED PWRBTN
PANEL1
1
1
SPK_PLED1
1
HD_AUDIO1
PCIE5
SATA3_1_2
SATA3_3_4
SATA3_A1_A2
8
10
13
11
14
12
15
16
SATA3_5_6
17
18
19
USB_1_2
1
21
USB_3_4
1
22
27
17
6
Dr.
Debug
20
USB 3. 1 Gen1
T: USB1
B: USB2
PS2
Keyboard
/Mouse
CMOS
Battery
23
CPU_FAN1
9
USB 3.1 Gen2
T: USB31_TA_1
B: USB31_TC_1
M2_2
CHA_FAN1/WP
CPU_FAN2/WP
5
4
USB3_7_8
1
USB3_9_10
1
AMD_FAN_LED1
1
LAN
AUDIO
CODEC
BIOS
ROM
RoHS
PCIE4
ATX12V1
CHA_FAN3/WP
M2_WIFI_1
CLRC
BTN1
1
USB_5
Top:
RJ-45
(I211AT)
Supe r
I/O
AMD
Promontory
X470
SOCKETAM4
CHA_FAN2/WP
25
26
RGB_LED1
1
24
ADDR_LED1
1
3
F_USB31_TC_1
PCIE2
M2_1
X470 Taichi
HDMI1
2
ATX12V2
CLRMOS1
1
1.3 Motherboard Layout

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9
X470 Taichi
No. Description
1 8 pin 12V Power Connector (ATX12V1)
2 4 pin 12V Power Connector (ATX12V2)
3 Chassis / Waterpump Fan Connector (CHA_FAN3/WP)
4 CPU / Waterpump Fan Connector (CPU_FAN2/WP)
5 CPU Fan Connector (CPU_FAN1)
6 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1)
7 2 x 288-pin DDR4 DIMM Slots (DDR4_A2, DDR4_B2)
8 ATX Power Connector (ATXPWR1)
9 USB 3.1 Gen1 Header (USB3_7_8)
10 CPU / Waterpump Fan Connector (CHA_FAN1/WP)
11 AMD LED Fan USB Header (USB_5)
12 Front Panel Type C USB 3.1 Gen2 Header (F_USB31_TC_1)
13 AMD FAN LED Header (AMD_FAN_LED1)
14 USB 3.1 Gen1 Header (USB3_9_10)
15 SATA3 Connectors (SATA3_1_2)
16 SATA3 Connectors (SATA3_3_4)
17 SATA3 Connectors (SATA3_5_6)
18 SATA3 Connectors (SATA3_A1_A2)
19 Clear CMOS Jumper (CLRCMOS1)
20 System Panel Header (PANEL1)
21 USB 2.0 Header (USB_1_2)
22 USB 2.0 Header (USB_3_4)
23 Power LED and Speaker Header (SPK_PLED1)
24 Chassis/Water Pump Fan Connector (CHA_FAN2/WP)
25 RGB LED Header (RGB_LED1)
26 Addressable LED Header (ADDR_LED1)
27 Front Panel Audio Header (HD_AUDIO1)

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1.4 I/O Panel
No. Description No. Description
1 PS/2 Mouse/Keyboard Port 9 USB 3.1 Gen2 Type-A Port (USB31_TA_1)
2 LAN RJ-45 Port (Intel® I211AT)* 10 USB 3.1 Gen2 Type-C Port (USB31_TC_1)
3 Central / Bass (Orange) 11 USB 3.1 Gen1 Ports (USB3_5_6)
4 Rear Speaker (Black) 12 USB 3.1 Gen1 Ports (USB3_3_4)
5 Line In (Light Blue) 13 HDMI Port
6 Front Speaker (Lime)** 14 Clear CMOS Button
7Microphone (Pink) 15 USB 3.1 Gen1 Ports (USB3_1_2)
8 Optical SPDIF Out Port 16 Antenna Ports
* ere are two LEDs on each LAN port. Please refer to the table below for the LAN port LED indications.
Activity / Link LED Speed LED
Status Description Status Description
O No Link O 10Mbps connection
Blinking Data Activity Orange 100Mbps connection
On Link Green 1Gbps connection
ACT/LINK LED
SPEED LED
LAN Port
1
789
10
15
4
3
6
5
1416 1213
2
11

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X470 Taichi
** If you use a 2-channel speaker, please connect the speaker’s plug into “Front Speaker Jack”. See the table below
for connection details in accordance with the type of speaker you use.
Audio Output
Channels
Front Speaker
(No. 6)
Rear Speaker
(No.4)
Central / Bass
(No. 3)
Line In
(No. 5)
2V -- -- --
4V V -- --
6V V V --
8V V V V

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1.5 WiFi-802.11ac Module and ASRock WiFi 2.4/5 GHz Antenna
WiFi-802.11ac + BT Module
is motherboard comes with an exclusive WiFi 802.11 a/b/g/n/ac + BT v4.2
module (pre-installed on the rear I/O panel) that oers support for WiFi 802.11 a/b/
g/n/ac connectivity standards and Bluetooth v4.2. WiFi + BT module is an easy-to-
use wireless local area network (WLAN) adapter to support WiFi + BT. Bluetooth
v4.2 standard features Smart Ready technology that adds a whole new class of
functionality into the mobile devices. BT 4.2 also includes Low Energy Technology
and ensures extraordinary low power consumption for PCs.
* e transmission speed may vary according to the environment.