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MSI B450-A PRO User Manual

MSI B450-A PRO
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51
BIOS Setup
f Password Clear [Enabled]
Enables or disables the clear CMOS behavior to clear a set password.
[Enabled] The password will be erased after clear CMOS.
[Disabled] The password will always be kept.
Important
When selecting the Administrator / User Password items, a password box will appear
on the screen. Type the password then press Enter. The password typed now will
replace any previous set password from CMOS memory. You will be prompted to
confirm the password. You may also press Esc key to abort the selection.
To clear a set password, press Enter when you are prompted to enter a new password.
A message will confirm the password is being disabled. Once the password is disabled,
you can enter the setup and OS without authorization.
f Trusted Computing
Sets TPM (Trusted Platform Module) function.
fSecurity Device Support [Disabled]
Enables or disables the TPM function to build the endorsement key for accessing
the system.
fAMD fTPM switch [AMD CPU fTPM]
Selects TPM device. This item will appear when Security Device Support is
enabled.
[AMD CPU fTPM] Select it for AMD Firmware TPM.
[AMD CPU fTPM Disabled] Select it for Discrete TPM.
fDevice Select [Auto]
Sets the version of the TPM device. The version must be identical with the device.
Sets to Auto, system will detect the TPM 2.0 or TPM 1.2 model automatically.
f Chassis Intrusion Configuration
Press Enter to enter the sub-menu.
fChassis Intrusion [Disabled]
Enables or disables recording messages while the chassis is opened. This function
is ready for the chassis equips a chassis intrusion switch.
[Enabled] Once the chassis is opened, the system will record and issue a
warning message.
[Reset] Clear the warning message. After clearing the message, please
return to Enabled or Disabled.
[Disabled] Disables this funcion.
Save & Exit
f Discard Changes and Exit
Exit BIOS setup without saving any change.

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MSI B450-A PRO Specifications

General IconGeneral
ECCYes
Memory channelsDual-channel
Memory slots typeDIMM
Number of memory slots4
Supported memory typesDDR4-SDRAM
Maximum internal memory64 GB
Supported memory clock speeds1866, 2133, 2400, 2667, 2800, 2933, 3000, 3066, 3200, 3466 MHz
Processor socketSocket AM4
Processor manufacturerAMD
Compatible processor seriesAMD Athlon, AMD Ryzen 3, AMD Ryzen 3 2nd Gen, AMD Ryzen 3 3rd Gen, AMD Ryzen 5, AMD Ryzen 5 2nd Gen, AMD Ryzen 5 3rd Gen, AMD Ryzen 7, AMD Ryzen 7 2nd Gen, AMD Ryzen 7 3rd Gen, AMD Ryzen 9 3rd Gen
Maximum number of SMP processors1
PCI Express x16 (Gen 3.x) slots2
RAID levels0, 1, 10
Number of HDDs supported6
Supported storage drive typesHDD & SSD
HDD size2.5/3.5 \
USB 3.2 Gen 2 (3.1 Gen 2) connectors0
BIOS typeUEFI AMI
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.
LAN controllerRealtek RTL8111H
Ethernet interface typeGigabit Ethernet
Audio chipRealtek ALC892
Cooling typePassive
Component forPC
Motherboard chipsetAMD B450
Audio output channels7.1 channels
Motherboard form factorATX
Windows operating systems supportedWindows 10 Education x64, Windows 10 Enterprise x64, Windows 10 Home x64, Windows 10 Pro x64, Windows 7 Enterprise x64, Windows 7 Home Basic x64, Windows 7 Home Premium x64, Windows 7 Professional x64, Windows 7 Starter x64, Windows 7 Ultimate x64, Windows 7 x64
Cables includedSATA
Maximum resolution4096 x 2160 pixels
Maximum graphics card memory2048 MB
Parallel processing technology support2-Way CrossFireX
Weight and Dimensions IconWeight and Dimensions
Depth244 mm
Width305 mm

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