ASROCK Z790M-ITX WiFi User manual

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for further information. For technical questions, please submit a support request
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Contents
Chapter 1 Introduction 1
1.1 Package Contents 1
1.2 Specications 2
1.3 Motherboard Layout 6
1.4 I/O Panel 9
1.5 Block Diagram 11
1.6 802.11ax Wi-Fi 6E Module and ASRock WiFi 2.4/5/6 GHz
Antennas 12
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) 18
2.4 Connecting the Front Panel Header 20
2.5 Installing the I/O Panel Shield 21
2.6 Installing the Motherboard 22
2.7 Installing SATA Drives 23
2.8 Installing a Graphics Card 25
2.9 Connecting Peripheral Devices 27
2.10 Connecting the Power Connectors 28
2.11 Power On 29
2.12 Jumpers Setup 30
2.13 Onboard Headers and Connectors 31

2.14 M.2 SSD Module Installation Guide (M2_1 and M2_2) 41
2.15 Change Screen Brightness for eDP in Windows® 44

1
Z790M-ITX WiFi
Chapter 1 Introduction
ank you for purchasing ASRock Z790M-ITX WiFi 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.
1.1 Package Contents
• ASRock Z790M-ITX WiFi Motherboard (Mini-ITX Form Factor)
• ASRock Z790M-ITX WiFi User Manual
• 2 x Serial ATA (SATA) Data Cables (Optional)
• 1 x I/O Panel Shield
• 2 x ASRock WiFi 2.4/5/6 GHz Antennas (Optional)
• 2 x Screws for M.2 Sockets (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.

2
1.2 Specications
Platform • Mini-ITX Form Factor
• 8 Layer PCB
CPU • Supports 13th Gen & 12th Gen Intel® CoreTM Processors
(LGA1700)
• Supports Intel® Hybrid Technology
• Supports Intel® Turbo Boost Max 3.0 Technology
• Supports Intel® ermal Velocity Boost (TVB)
• Supports Intel® Adaptive Boost Technology (ABT)
Chipset • Intel® Z790
Memory • Dual Channel DDR5 Memory Technology
• 2 x DDR5 DIMM Slots
• Supports DDR5 non-ECC, un-buered memory up to
6800+(OC)*
1DPC 1R Up to 6800+ MHz (OC), 5600 MHz Natively.
1DPC 2R Up to 5200+ MHz (OC), 5200 MHz Natively.
• Max. capacity of system memory: 64GB
• Supports Intel® Extreme Memory Prole (XMP) 3.0
* Please refer to Memory Support List on ASRock's website for
more information. (http://www.asrock.com/)
Expansion
Slot
CPU:
• 1 x PCIe 5.0 x16 Slot (PCIE1), supports x16 mode*
Chipset:
• 1 x Vertical M.2 Socket (Key E), supports type 2230 WiFi/
BT PCIe WiFi module and Intel® CNVio/CNVio2 (Integrated
WiFi/BT)
* Supports PCIe riser cards to extend one x16 slot to two x8 slots
* Supports NVMe SSD as boot disks
Graphics • Intel® UHD Graphics Built-in Visuals and the VGA outputs
can be supported only with processors which are GPU
integrated.

3
Z790M-ITX WiFi
• Intel® XeGraphics Architecture (Gen 12)
• 1 x eDP 1.4, supports max. resolution up to Full HD 60Hz
• 1 x HDMI 2.1 TMDS Compatible, supports HDCP 2.3 and
max. resolution up to 4K 60Hz
• 1 x DisplayPort 1.4 with DSC (compressed), supports HDCP
2.3 and max. resolution up to 8K 60Hz / 5K 120Hz
Audio • 7.1 CH HD Audio (Realtek ALC897 Audio Codec)
• Nahimic Audio
LAN • 1 x 2.5 Gigabit LAN 10/100/1000/2500 Mb/s (Intel® I226V)
• 1 x Gigabit LAN 10/100/1000 Mb/s (Intel® I219V)
Wireless
LAN
• 802.11ax Wi-Fi 6E Module
• Supports IEEE 802.11a/b/g/n/ac/ax
• Supports Dual-Band 2x2 with extended 6GHz band*
support
* Wi-Fi 6E (6GHz band) will be supported by Microso® Win-
dows® 11. e availability will depend on the dierent regula-
tion status of each country and region. It will be activated (for
supported countries) through Windows Update and soware
updates once available.
* A 6GHz compatible router is required for 6E functionality.
• 2 antennas to support 2 (Transmit) x 2 (Receive) diversity
technology
• Supports Bluetooth + High speed class II
• Supports MU-MIMO
USB • 1 x USB 3.2 Gen2x2 Type-C (Rear)
• 1 x USB 3.2 Gen2x2 Type-C (Front)
• 4 x USB 3.2 Gen2 Type-A (Rear)
• 2 x USB 3.2 Gen1 (Front)
• 3 x USB 2.0 (1 Rear, 2 Front)
* All USB ports support ESD Protection

4
Rear Panel
I/O
• 2 x Antenna Ports
• 1 x HDMI Port
• 1 x DisplayPort 1.4
• 1 x Optical SPDIF Out Port
• 4 x USB 3.2 Gen2 Type-A Ports (10 Gb/s)
• 1 x USB 3.2 Gen2x2 Type-C Port (20 Gb/s)
• 1 x USB 2.0 Port
• 2 x RJ-45 LAN Ports
• 1 x Line Out Jack (Gold Audio Jack)
• 1 x Microphone Input Jack (Gold Audio Jack)
Storage CPU:
• 1 x Hyper M.2 Socket (M2_1, Key M), supports type 2280
PCIe Gen4x4 (64 Gb/s) mode*
Chipset:
• 1 x Hyper M.2 Socket (M2_2, Key M), supports type 2280
SATA3 6.0 Gb/s & PCIe Gen4x4 (64 Gb/s) modes*
• 4 x SATA3 6.0 Gb/s Connectors
* Supports Intel® Volume Management Device (VMD)
* Supports NVMe SSD as boot disks
RAID • Supports RAID 0, RAID 1, RAID 5 and RAID 10 for SATA
storage devices
• Supports RAID 0, RAID 1 and RAID 5 for M.2 NVMe stor-
age devices*
* Requires additional M.2 NVMe expansion cards to support
RAID 5
Connector • 1 x eDP Signal Connector
• 1 x RGB LED Header*
• 1 x Addressable LED Header**
• 1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan
Speed Control)***
• 2 x Chassis Fan Connectors (4-pin)****
• 1 x 24 pin ATX Power Connector
• 1 x 8 pin 12V Power Connector (Hi-Density Power Connec-
tor)

5
Z790M-ITX WiFi
• 1 x Front Panel Audio Connector
• 1 x USB 2.0 Header (Supports 2 USB 2.0 ports)
• 1 x USB 3.2 Gen1 Header (Supports 2 USB 3.2 Gen1 ports)
• 1 x Front Panel Type C USB 3.2 Gen2x2 Header (20 Gb/
s)*****
* Supports in total up to 12V/3A, 36W LED Strip
** Supports in total up to 5V/3A, 15W LED Strip
*** CPU_FAN1/WP supports the fan power up to 2A (24W).
*** CPU_FAN1/WP can auto detect if 3-pin or 4-pin fan is in
use.
**** CHA_FAN1~2 support the fan power up to 1A (12W).
***** Actual speed depends on USB devices and extension cable
in the chassis.
BIOS
Feature
• AMI UEFI Legal BIOS with GUI support
OS • Microso® Windows® 11 64-bit
Certica-
tions
• FCC, CE
• ErP/EuP ready (ErP/EuP ready power supply is required)
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

6
PCIE1
DDR5_A1 (64 bit, 288-pin module)
DDR5_B1 (64 bit, 288-pin module)
CHA_FAN1
CPU_FAN1/WP
7
RoHS
2
8
10
16
9
18 17
1
HD_AUDIO1
ATXPWR1
USB32_5_6
1
1
4
3
PANEL1
HDLED RESET
PLED PWRBTN
1
SATA3_3
SATA3_2
1
CLRMOS1
SATA3_1
SATA3_0
USB_2_3
M2_2
RJ-45: 2.5G LAN
1
11
12
13
14
15
M2_WIFI
DP_1
CHA_FAN2
USB 3.2 Gen2x2: USB32_TC1
HDMI1
USB 3.2 Gen2
T: USB32_1
B: USB32_2
RGB_LED1
1
Intel
Z790
M2_1
USB 3.2 Gen2:
USB32_4
RJ-45: LAN
USB 2.0: USB_1
USB 3.2 Gen2:
USB32_3
F_USB32_TC_1
ADDR_LED1
1
5
Z790M-ITX WiFi
6
Top:
MIC IN
Center:
Line Out
Bottom:
Optical
SPDIF
AUDIO
CODEC
LAN
LAN
BIOS
ROM
1.3 Motherboard Layout
Top Side View