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MSI MAG Z490 TOMAHAWK User Manual

MSI MAG Z490 TOMAHAWK
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46
UEFI BIOS
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.
Important
Be sure the computer is off before clearing CMOS data. Please refer to the Clear
CMOS jumper 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. Insert the USB flash drive that contains the update file into the USB port.
2. 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.
3. Select a BIOS file to perform the BIOS update process.
4. When prompted click on Yes to start recovering BIOS.
5. After the flashing process is 100% completed, the system will reboot
automatically.

Table of Contents

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MSI MAG Z490 TOMAHAWK Specifications

General IconGeneral
Processor socketLGA 1200 (Socket H5)
Processor manufacturerIntel
Compatible processor seriesIntel® Core™ i9
Maximum number of SMP processors1
Non-ECCYes
Memory channelsDual-channel
Memory slots typeDIMM
Number of memory slots4
Supported memory typesDDR4-SDRAM
Maximum internal memory128 GB
Supported memory clock speeds2133, 2400, 2666, 2933, 3000, 3200, 3300, 3333, 3400, 3466, 3600, 3733, 3866, 4000, 4133, 4200, 4266, 4300, 4400, 4800 MHz
RAID levels0, 1, 5, 10
Number of HDDs supported6
Supported storage drive typesHDD & SSD
Supported storage drive interfacesM.2, SATA
DirectX version12.0
Maximum resolution4096 x 2304 pixels
Number of displays supported2
Parallel processing technology support2-Way CrossFireX
USB 3.2 Gen 2 (3.1 Gen 2) connectors0
USB 2.0 ports quantityUSB 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.
Wi-FiNo
LAN controllerIntel I219-V, Realtek RTL8125-CG
Ethernet interface type2.5 Gigabit Ethernet
Audio chipRealtek ALC1200
Cooling typePassive
Component forPC
Motherboard chipsetIntel Z490
Audio output channels7.1 channels
Motherboard form factorATX
Number of mounting holes9
Windows operating systems supportedWindows 10
BIOS type-
Cables includedSATA
Harmonized System (HS) code84733020
Weight and Dimensions IconWeight and Dimensions
Depth244 mm
Width305 mm

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