MSI B450-A PRO User Manual

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BIOS Setup
fResume By PCI-E Device [Disabled]
Enables or disables the wake up function of installed PCI-E expansion cards,
integrated LAN controllers or USB devices which are supported by third party
integrated chips.
[Enabled] Enables the system to be awakened from the power saving modes
when activity or input signal of PCIe device is detected.
[Disabled] Disables this function.
fResume by USB Device [Disabled]
Disables or enables system wake up from S3/S4 by USB device.
[Enabled] Enables the system to be awakened from sleep state when activity of
USB device is detected.
[Disabled] Disables this function.
fResume From S3/S4/S5 by PS/2 Mouse [Disabled]
Enables or disables the system wake up by PS/2 mouse.
[Enabled] Enables the system to be awakened from S3/ S4/ S5 state when
activity of PS/2 mouse is detected.
[Disabled] Disables this function.
fResume From S3/S4/S5 by PS/2 Keyboard [Disabled]
Enables or disables the system wake up by PS/2 keyboard.
[Any Key] Enables the system to be awakened from S3/ S4/ S5 state when
activity of any key on PS/2 keyboard is detected.
[Hot Key] Enables the system to be awakened from S3/ S4/ S5 state when
activity of hot key on PS/2 keyboard is detected.
[Disabled] Disables this function.
fHot Key [Ctrl+Space]
Selects a combination of keys as a hot key to wake the system. This item appears
when you set the Resume From S3/S4/S5 by PS/2 Keyboard to Hot Key.
f Secure Erase+
Enables or disables Secure Erase+ function. Secure Erase+ is the best way to
effectively wipe all data from a SSD. Please note that data of SSD will be erased after
enabling Secure Erase+.
f Realtek PCIe GBE Family Controller
Shows driver information and configuration of the ethernet controller parameter.
Boot
Sets the sequence of system boot devices.
f Full Screen Logo Display [Enabled]
Enables or disables to show the full screen logo while system POST.
[Enabled] Shows the logo in full screen.
[Disabled] Shows the POST messages.

MSI B450-A PRO Specifications

General

ECC	Yes
Memory channels	Dual-channel
Memory slots type	DIMM
Number of memory slots	4
Supported memory types	DDR4-SDRAM
Maximum internal memory	64 GB
Supported memory clock speeds	1866, 2133, 2400, 2667, 2800, 2933, 3000, 3066, 3200, 3466 MHz
Processor socket	Socket AM4
Processor manufacturer	AMD
Compatible processor series	AMD 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 processors	1
PCI Express x16 (Gen 3.x) slots	2
RAID levels	0, 1, 10
Number of HDDs supported	6
Supported storage drive types	HDD & SSD
HDD size	2.5/3.5 \
USB 3.2 Gen 2 (3.1 Gen 2) connectors	0
BIOS type	UEFI AMI
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.
LAN controller	Realtek RTL8111H
Ethernet interface type	Gigabit Ethernet
Audio chip	Realtek ALC892
Cooling type	Passive
Component for	PC
Motherboard chipset	AMD B450
Audio output channels	7.1 channels
Motherboard form factor	ATX
Windows operating systems supported	Windows 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 included	SATA
Maximum resolution	4096 x 2160 pixels
Maximum graphics card memory	2048 MB
Parallel processing technology support	2-Way CrossFireX

Weight and Dimensions

Depth	244 mm
Width	305 mm