MSI MAG Z790 TOMAHAWK WIFI User Manual

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Resetting BIOS
You might need to restore the default BIOS setting to solve certain problems. There
are several ways to reset BIOS:
 Go to BIOS and press F6 to load optimized defaults.
 Short the Clear CMOS jumper on the motherboard.
 Press the Clear CMOS button on the rear I/O panel.

Important
Be sure the computer is off before clearing CMOS data. Please refer to the Clear
CMOS jumper/ button section for resetting BIOS.
Updating BIOS
Updating BIOS with M-FLASH
Before updating:
Please download the latest BIOS file that matches your motherboard model from MSI
website. And then save the BIOS file into the USB flash drive.
Updating BIOS:
1. Switch to the target BIOS ROM by Multi-BIOS switch. Please skip this step if your
motherboard doesn’t has this switch.
2. Insert the USB flash drive that contains the update file into the USB port.
3. Please refer the following methods to enter flash mode.
• Reboot and press Ctrl + F5 key during POST and click on Yes to reboot the system.
Press <Ctrl+F5> to activate M-Flash for BIOS update.
• Reboot and press Del key during POST to enter BIOS. Click the M-FLASH button
and click on Yes to reboot the system.
4. Select a BIOS file to perform the BIOS update process.
5. When prompted click on Yes to start recovering BIOS.
6. After the flashing process is 100% completed, the system will reboot automatically.

MSI MAG Z790 TOMAHAWK WIFI Specifications

General

Processor manufacturer	Intel
Compatible processor series	Intel Celeron, Intel Pentium Gold
Supported processor sockets	LGA 1700
Maximum internal memory supported by processor	192 GB
ECC	No
Non-ECC	Yes
Memory channels	Dual-channel
Number of memory slots	4
Supported memory types	DDR5-SDRAM
Supported memory clock speeds	4800, 5200, 5400, 5600, 5800, 6000, 6200, 6400, 6600, 6800, 7000, 7200 MHz
Supported memory clock speed (max)	7200 MHz
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
Bluetooth version	5.3
Top Wi-Fi standard	Wi-Fi 6 (802.11ax)
Ethernet interface type	2.5 Gigabit Ethernet
USB 2.0 connectors	2
Number of SATA II connectors	0
Number of SATA III connectors	7
USB 3.2 Gen 2 (3.1 Gen 2) connectors	1
DisplayPort version	1.4
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
RAID levels	0, 5, 10
Supported storage drive types	HDD & SSD
Supported storage drive interfaces	M.2, PCI Express
Cables included	SATA
BIOS type	UEFI AMI
ACPI version	6.4
BIOS memory size	256 Mbit
System Management BIOS (SMBIOS) version	3.5
Parallel processing technology support	Not supported
Component for	PC
Product color	Black
Motherboard chipset	Intel Z790
Audio output channels	7.1 channels
Motherboard form factor	ATX
Windows operating systems supported	Windows 10 x64, Windows 11 x64

Weight and Dimensions

Depth	304.8 mm
Width	243.84 mm